PINS

SEC source: 0001628280-19-010351 · wf-form4_156522136880241.xml · derivative · entry 1

Flores Christine · CIK 0001773865 · General Counsel

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 978,483

Underlying: Class A Common Stock · 46,074 shares

Expires not disclosed

F1 · derivative.exercise_price: Each share of Class B common stock, par value $0.00001 (Class B Common Stock) is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001 (Class A Common Stock). Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer.

F2 · shares: Represents shares of Class B Common Stock that have been withheld by the Company to satisfy income tax withholding and remittance obligations in connection with the vesting and net settlement of restricted stock units (RSUs) previously reported.

F1 · derivative.exercise_date: Each share of Class B common stock, par value $0.00001 (Class B Common Stock) is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001 (Class A Common Stock). Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer.

F1 · derivative.expiration_date: Each share of Class B common stock, par value $0.00001 (Class B Common Stock) is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001 (Class A Common Stock). Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer.

F3 · balance_after: These securities consist of 169,115 shares of Class B Common Stock and 809,368 previously reported RSUs. Each RSU represents the Reporting Person's right to receive one share of Class B Common Stock, subject to vesting.

SEC source: 0001628280-19-010350 · wf-form4_156522132988496.xml · derivative · entry 1

Morgenfeld Todd R · CIK 0001591358 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,862,724

Underlying: Class A Common Stock · 51,011 shares

Expires not disclosed

F1 · derivative.exercise_price: Each share of Class B common stock, par value $0.00001 (Class B Common Stock) is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001 (Class A Common Stock). Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer.

F2 · shares: Represents shares of Class B Common Stock that have been withheld by the Company to satisfy income tax withholding and remittance obligations in connection with the vesting and net settlement of restricted stock units (RSUs) previously reported.

F1 · derivative.exercise_date: Each share of Class B common stock, par value $0.00001 (Class B Common Stock) is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001 (Class A Common Stock). Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer.

F1 · derivative.expiration_date: Each share of Class B common stock, par value $0.00001 (Class B Common Stock) is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001 (Class A Common Stock). Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer.

F3 · balance_after: These securities consist of 348,152 shares of Class B Common Stock and 1,514,572 previously reported RSUs. Each RSU represents the Reporting Person's right to receive one share of Class B Common Stock, subject to vesting.

SEC source: 0001506293-19-000010 · wf-form4_156936851339207.xml · derivative · entry 2

Morgenfeld Todd R · CIK 0001591358 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,560,446

Underlying: Class A Common Stock · 302,278 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · security: Due to an administrative error, a Form 4 was inadvertently not filed in a timely manner on behalf of the Reporting Person to report the conversion of 302,278 shares of Class B common stock, par value $0.00001 (Class B Common Stock) into 302,278 shares of Class A common stock, par value $0.00001 (Class A Common Stock) on June 20, 2019 at the option of the Reporting Person.

F2 · derivative.exercise_price: Each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A Common Stock. Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer.

F2 · price: Each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A Common Stock. Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer.

F2 · derivative.exercise_date: Each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A Common Stock. Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer.

F2 · derivative.expiration_date: Each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A Common Stock. Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer.

F3 · balance_after: These securities consist of 45,874 shares of Class B Common Stock and 1,514,572 previously reported restricted stock units (RSUs). Each RSU represents the Reporting Person's right to receive one share of Class B Common Stock, subject to vesting.

SEC source: 0001506293-19-000010 · wf-form4_156936851339207.xml · nonDerivative · entry 1

Morgenfeld Todd R · CIK 0001591358 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 302,278

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · security: Due to an administrative error, a Form 4 was inadvertently not filed in a timely manner on behalf of the Reporting Person to report the conversion of 302,278 shares of Class B common stock, par value $0.00001 (Class B Common Stock) into 302,278 shares of Class A common stock, par value $0.00001 (Class A Common Stock) on June 20, 2019 at the option of the Reporting Person.

F2 · price: Each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A Common Stock. Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer.

SEC source: 0001104659-19-023077 · a4.xml · derivative · entry 2

Hadley Harbor Master Investors (Cayman) L.P. · CIK 0001641080 · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 696,500

Underlying: Class A Common Stock · 696,500 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · derivative.exercise_price: The Series G Preferred Stock converted into Class B Common Stock on a one-for-one basis and had no expiration date. The Class B Common Stock is convertible into Class A Common Stock on a one-for-one basis and has no expiration date.

F1 · derivative.exercise_date: The Series G Preferred Stock converted into Class B Common Stock on a one-for-one basis and had no expiration date. The Class B Common Stock is convertible into Class A Common Stock on a one-for-one basis and has no expiration date.

F1 · derivative.expiration_date: The Series G Preferred Stock converted into Class B Common Stock on a one-for-one basis and had no expiration date. The Class B Common Stock is convertible into Class A Common Stock on a one-for-one basis and has no expiration date.

SEC source: 0001104659-19-023077 · a4.xml · derivative · entry 1

Hadley Harbor Master Investors (Cayman) L.P. · CIK 0001641080 · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Class B Common Stock · 696,500 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · derivative.exercise_price: The Series G Preferred Stock converted into Class B Common Stock on a one-for-one basis and had no expiration date. The Class B Common Stock is convertible into Class A Common Stock on a one-for-one basis and has no expiration date.

F1 · derivative.exercise_date: The Series G Preferred Stock converted into Class B Common Stock on a one-for-one basis and had no expiration date. The Class B Common Stock is convertible into Class A Common Stock on a one-for-one basis and has no expiration date.

F1 · derivative.expiration_date: The Series G Preferred Stock converted into Class B Common Stock on a one-for-one basis and had no expiration date. The Class B Common Stock is convertible into Class A Common Stock on a one-for-one basis and has no expiration date.

SEC source: 0001104659-19-023076 · a4.xml · derivative · entry 2

Ithan Creek Master Investors (Cayman), L.P. · CIK 0001450835 · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 696,466

Underlying: Class A Common Stock · 696,466 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · derivative.exercise_price: The Series G Preferred Stock converted into Class B Common Stock on a one-for-one basis and had no expiration date. The Class B Common Stock is convertible into Class A Common Stock on a one-for-one basis and has no expiration date.

F1 · derivative.exercise_date: The Series G Preferred Stock converted into Class B Common Stock on a one-for-one basis and had no expiration date. The Class B Common Stock is convertible into Class A Common Stock on a one-for-one basis and has no expiration date.

F1 · derivative.expiration_date: The Series G Preferred Stock converted into Class B Common Stock on a one-for-one basis and had no expiration date. The Class B Common Stock is convertible into Class A Common Stock on a one-for-one basis and has no expiration date.

SEC source: 0001104659-19-023076 · a4.xml · derivative · entry 1

Ithan Creek Master Investors (Cayman), L.P. · CIK 0001450835 · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Class B Common Stock · 696,466 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · derivative.exercise_price: The Series G Preferred Stock converted into Class B Common Stock on a one-for-one basis and had no expiration date. The Class B Common Stock is convertible into Class A Common Stock on a one-for-one basis and has no expiration date.

F1 · derivative.exercise_date: The Series G Preferred Stock converted into Class B Common Stock on a one-for-one basis and had no expiration date. The Class B Common Stock is convertible into Class A Common Stock on a one-for-one basis and has no expiration date.

F1 · derivative.expiration_date: The Series G Preferred Stock converted into Class B Common Stock on a one-for-one basis and had no expiration date. The Class B Common Stock is convertible into Class A Common Stock on a one-for-one basis and has no expiration date.

SEC source: 0000899243-19-011027 · doc4.xml · derivative · entry 14

FIRSTMARK CAPITAL I, L.P. · CIK 0001381514 · 10% owner

FirstMark Capital I(P), L.P. · CIK 0001773876 · 10% owner

FirstMark Capital OF I, L.P. · CIK 0001609559 · 10% owner

FirstMark Capital P2, L.P. · CIK 0001634610 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · By FirstMark Capital P2, L.P.

Disclosed balance after: 0

Underlying: Class B Common Stock · 9,258,364 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F2 · derivative.exercise_price: The reported security converted into the Issuer's Class B Common Stock on a 1-for-1 basis automatically immediately prior to the closing of the Issuer's initial public offering without payment of further consideration. The shares have no expiration date.

F2 · price: The reported security converted into the Issuer's Class B Common Stock on a 1-for-1 basis automatically immediately prior to the closing of the Issuer's initial public offering without payment of further consideration. The shares have no expiration date.

F2 · derivative.exercise_date: The reported security converted into the Issuer's Class B Common Stock on a 1-for-1 basis automatically immediately prior to the closing of the Issuer's initial public offering without payment of further consideration. The shares have no expiration date.

F2 · derivative.expiration_date: The reported security converted into the Issuer's Class B Common Stock on a 1-for-1 basis automatically immediately prior to the closing of the Issuer's initial public offering without payment of further consideration. The shares have no expiration date.

F6 · ownership.nature: FirstMark Capital P2 GP, LLC is the general partner of FirstMark Capital P2, L.P., and has the sole voting and investment power. Richard Heitzmann and Amish Jani are the managers of FirstMark Capital P2 GP, LLC and share such powers. Richard Heitzmann and Amish Jani disclaim beneficial ownership except to the extent of their pecuniary interest therein.

SEC source: 0000899243-19-011027 · doc4.xml · derivative · entry 13

FIRSTMARK CAPITAL I, L.P. · CIK 0001381514 · 10% owner

FirstMark Capital I(P), L.P. · CIK 0001773876 · 10% owner

FirstMark Capital OF I, L.P. · CIK 0001609559 · 10% owner

FirstMark Capital P2, L.P. · CIK 0001634610 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · By FirstMark Capital OF I, L.P.

Disclosed balance after: 0

Underlying: Class B Common Stock · 232,156 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F2 · derivative.exercise_price: The reported security converted into the Issuer's Class B Common Stock on a 1-for-1 basis automatically immediately prior to the closing of the Issuer's initial public offering without payment of further consideration. The shares have no expiration date.

F2 · price: The reported security converted into the Issuer's Class B Common Stock on a 1-for-1 basis automatically immediately prior to the closing of the Issuer's initial public offering without payment of further consideration. The shares have no expiration date.

F2 · derivative.exercise_date: The reported security converted into the Issuer's Class B Common Stock on a 1-for-1 basis automatically immediately prior to the closing of the Issuer's initial public offering without payment of further consideration. The shares have no expiration date.

F2 · derivative.expiration_date: The reported security converted into the Issuer's Class B Common Stock on a 1-for-1 basis automatically immediately prior to the closing of the Issuer's initial public offering without payment of further consideration. The shares have no expiration date.

F5 · ownership.nature: FirstMark Capital OF I GP, LLC is the general partner of FirstMark Capital OF I, L.P., and has the sole voting and investment power. Richard Heitzmann and Amish Jani are the managers of FirstMark Capital OF I GP, LLC and share such powers. Richard Heitzmann and Amish Jani disclaim beneficial ownership except to the extent of their pecuniary interest therein.

SEC source: 0000899243-19-011027 · doc4.xml · derivative · entry 12

FIRSTMARK CAPITAL I, L.P. · CIK 0001381514 · 10% owner

FirstMark Capital I(P), L.P. · CIK 0001773876 · 10% owner

FirstMark Capital OF I, L.P. · CIK 0001609559 · 10% owner

FirstMark Capital P2, L.P. · CIK 0001634610 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · By FirstMark Capital OF I, L.P.

Disclosed balance after: 0

Underlying: Class B Common Stock · 490,622 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F2 · derivative.exercise_price: The reported security converted into the Issuer's Class B Common Stock on a 1-for-1 basis automatically immediately prior to the closing of the Issuer's initial public offering without payment of further consideration. The shares have no expiration date.

F2 · price: The reported security converted into the Issuer's Class B Common Stock on a 1-for-1 basis automatically immediately prior to the closing of the Issuer's initial public offering without payment of further consideration. The shares have no expiration date.

F2 · derivative.exercise_date: The reported security converted into the Issuer's Class B Common Stock on a 1-for-1 basis automatically immediately prior to the closing of the Issuer's initial public offering without payment of further consideration. The shares have no expiration date.

F2 · derivative.expiration_date: The reported security converted into the Issuer's Class B Common Stock on a 1-for-1 basis automatically immediately prior to the closing of the Issuer's initial public offering without payment of further consideration. The shares have no expiration date.

F5 · ownership.nature: FirstMark Capital OF I GP, LLC is the general partner of FirstMark Capital OF I, L.P., and has the sole voting and investment power. Richard Heitzmann and Amish Jani are the managers of FirstMark Capital OF I GP, LLC and share such powers. Richard Heitzmann and Amish Jani disclaim beneficial ownership except to the extent of their pecuniary interest therein.

SEC source: 0000899243-19-011027 · doc4.xml · derivative · entry 11

FIRSTMARK CAPITAL I, L.P. · CIK 0001381514 · 10% owner

FirstMark Capital I(P), L.P. · CIK 0001773876 · 10% owner

FirstMark Capital OF I, L.P. · CIK 0001609559 · 10% owner

FirstMark Capital P2, L.P. · CIK 0001634610 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · By FirstMark Capital I(P), L.P.

Disclosed balance after: 0

Underlying: Class B Common Stock · 11,467 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F2 · derivative.exercise_price: The reported security converted into the Issuer's Class B Common Stock on a 1-for-1 basis automatically immediately prior to the closing of the Issuer's initial public offering without payment of further consideration. The shares have no expiration date.

F2 · price: The reported security converted into the Issuer's Class B Common Stock on a 1-for-1 basis automatically immediately prior to the closing of the Issuer's initial public offering without payment of further consideration. The shares have no expiration date.

F2 · derivative.exercise_date: The reported security converted into the Issuer's Class B Common Stock on a 1-for-1 basis automatically immediately prior to the closing of the Issuer's initial public offering without payment of further consideration. The shares have no expiration date.

F2 · derivative.expiration_date: The reported security converted into the Issuer's Class B Common Stock on a 1-for-1 basis automatically immediately prior to the closing of the Issuer's initial public offering without payment of further consideration. The shares have no expiration date.

F4 · ownership.nature: FirstMark Capital I(P) GP, LLC is the general partner of FirstMark Capital I(P), L.P., and has the sole voting and investment power. Richard Heitzmann and Amish Jani are the managers of FirstMark Capital I(P) GP, LLC and share such powers. Richard Heitzmann and Amish Jani disclaim beneficial ownership except to the extent of their pecuniary interest therein.

SEC source: 0000899243-19-011027 · doc4.xml · derivative · entry 10

FIRSTMARK CAPITAL I, L.P. · CIK 0001381514 · 10% owner

FirstMark Capital I(P), L.P. · CIK 0001773876 · 10% owner

FirstMark Capital OF I, L.P. · CIK 0001609559 · 10% owner

FirstMark Capital P2, L.P. · CIK 0001634610 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · By FirstMark Capital I(P), L.P.

Disclosed balance after: 0

Underlying: Class B Common Stock · 23,130 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F2 · derivative.exercise_price: The reported security converted into the Issuer's Class B Common Stock on a 1-for-1 basis automatically immediately prior to the closing of the Issuer's initial public offering without payment of further consideration. The shares have no expiration date.

F2 · price: The reported security converted into the Issuer's Class B Common Stock on a 1-for-1 basis automatically immediately prior to the closing of the Issuer's initial public offering without payment of further consideration. The shares have no expiration date.

F2 · derivative.exercise_date: The reported security converted into the Issuer's Class B Common Stock on a 1-for-1 basis automatically immediately prior to the closing of the Issuer's initial public offering without payment of further consideration. The shares have no expiration date.

F2 · derivative.expiration_date: The reported security converted into the Issuer's Class B Common Stock on a 1-for-1 basis automatically immediately prior to the closing of the Issuer's initial public offering without payment of further consideration. The shares have no expiration date.

F4 · ownership.nature: FirstMark Capital I(P) GP, LLC is the general partner of FirstMark Capital I(P), L.P., and has the sole voting and investment power. Richard Heitzmann and Amish Jani are the managers of FirstMark Capital I(P) GP, LLC and share such powers. Richard Heitzmann and Amish Jani disclaim beneficial ownership except to the extent of their pecuniary interest therein.

SEC source: 0000899243-19-011027 · doc4.xml · derivative · entry 9

FIRSTMARK CAPITAL I, L.P. · CIK 0001381514 · 10% owner

FirstMark Capital I(P), L.P. · CIK 0001773876 · 10% owner

FirstMark Capital OF I, L.P. · CIK 0001609559 · 10% owner

FirstMark Capital P2, L.P. · CIK 0001634610 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · By FirstMark Capital I(P), L.P.

Disclosed balance after: 0

Underlying: Class B Common Stock · 3,006,164 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F2 · derivative.exercise_price: The reported security converted into the Issuer's Class B Common Stock on a 1-for-1 basis automatically immediately prior to the closing of the Issuer's initial public offering without payment of further consideration. The shares have no expiration date.

F2 · price: The reported security converted into the Issuer's Class B Common Stock on a 1-for-1 basis automatically immediately prior to the closing of the Issuer's initial public offering without payment of further consideration. The shares have no expiration date.

F2 · derivative.exercise_date: The reported security converted into the Issuer's Class B Common Stock on a 1-for-1 basis automatically immediately prior to the closing of the Issuer's initial public offering without payment of further consideration. The shares have no expiration date.

F2 · derivative.expiration_date: The reported security converted into the Issuer's Class B Common Stock on a 1-for-1 basis automatically immediately prior to the closing of the Issuer's initial public offering without payment of further consideration. The shares have no expiration date.

F4 · ownership.nature: FirstMark Capital I(P) GP, LLC is the general partner of FirstMark Capital I(P), L.P., and has the sole voting and investment power. Richard Heitzmann and Amish Jani are the managers of FirstMark Capital I(P) GP, LLC and share such powers. Richard Heitzmann and Amish Jani disclaim beneficial ownership except to the extent of their pecuniary interest therein.

SEC source: 0000899243-19-011027 · doc4.xml · derivative · entry 8

FIRSTMARK CAPITAL I, L.P. · CIK 0001381514 · 10% owner

FirstMark Capital I(P), L.P. · CIK 0001773876 · 10% owner

FirstMark Capital OF I, L.P. · CIK 0001609559 · 10% owner

FirstMark Capital P2, L.P. · CIK 0001634610 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Class B Common Stock · 2,001,039 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F2 · derivative.exercise_price: The reported security converted into the Issuer's Class B Common Stock on a 1-for-1 basis automatically immediately prior to the closing of the Issuer's initial public offering without payment of further consideration. The shares have no expiration date.

F2 · price: The reported security converted into the Issuer's Class B Common Stock on a 1-for-1 basis automatically immediately prior to the closing of the Issuer's initial public offering without payment of further consideration. The shares have no expiration date.

F2 · derivative.exercise_date: The reported security converted into the Issuer's Class B Common Stock on a 1-for-1 basis automatically immediately prior to the closing of the Issuer's initial public offering without payment of further consideration. The shares have no expiration date.

F2 · derivative.expiration_date: The reported security converted into the Issuer's Class B Common Stock on a 1-for-1 basis automatically immediately prior to the closing of the Issuer's initial public offering without payment of further consideration. The shares have no expiration date.

F3 · ownership.direct: FirstMark Capital I GP, LLC is the general partner of FirstMark Capital I, L.P., and has the sole voting and investment power. Richard Heitzmann and Amish Jani are the managers of FirstMark Capital I GP, LLC and share such powers. Richard Heitzmann and Amish Jani disclaim beneficial ownership except to the extent of their pecuniary interest therein.

SEC source: 0000899243-19-011027 · doc4.xml · derivative · entry 7

FIRSTMARK CAPITAL I, L.P. · CIK 0001381514 · 10% owner

FirstMark Capital I(P), L.P. · CIK 0001773876 · 10% owner

FirstMark Capital OF I, L.P. · CIK 0001609559 · 10% owner

FirstMark Capital P2, L.P. · CIK 0001634610 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Class B Common Stock · 8,747,989 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F2 · derivative.exercise_price: The reported security converted into the Issuer's Class B Common Stock on a 1-for-1 basis automatically immediately prior to the closing of the Issuer's initial public offering without payment of further consideration. The shares have no expiration date.

F2 · price: The reported security converted into the Issuer's Class B Common Stock on a 1-for-1 basis automatically immediately prior to the closing of the Issuer's initial public offering without payment of further consideration. The shares have no expiration date.

F2 · derivative.exercise_date: The reported security converted into the Issuer's Class B Common Stock on a 1-for-1 basis automatically immediately prior to the closing of the Issuer's initial public offering without payment of further consideration. The shares have no expiration date.

F2 · derivative.expiration_date: The reported security converted into the Issuer's Class B Common Stock on a 1-for-1 basis automatically immediately prior to the closing of the Issuer's initial public offering without payment of further consideration. The shares have no expiration date.

F3 · ownership.direct: FirstMark Capital I GP, LLC is the general partner of FirstMark Capital I, L.P., and has the sole voting and investment power. Richard Heitzmann and Amish Jani are the managers of FirstMark Capital I GP, LLC and share such powers. Richard Heitzmann and Amish Jani disclaim beneficial ownership except to the extent of their pecuniary interest therein.

SEC source: 0000899243-19-011027 · doc4.xml · derivative · entry 6

FIRSTMARK CAPITAL I, L.P. · CIK 0001381514 · 10% owner

FirstMark Capital I(P), L.P. · CIK 0001773876 · 10% owner

FirstMark Capital OF I, L.P. · CIK 0001609559 · 10% owner

FirstMark Capital P2, L.P. · CIK 0001634610 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Class B Common Stock · 9,177,750 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F2 · derivative.exercise_price: The reported security converted into the Issuer's Class B Common Stock on a 1-for-1 basis automatically immediately prior to the closing of the Issuer's initial public offering without payment of further consideration. The shares have no expiration date.

F2 · price: The reported security converted into the Issuer's Class B Common Stock on a 1-for-1 basis automatically immediately prior to the closing of the Issuer's initial public offering without payment of further consideration. The shares have no expiration date.

F2 · derivative.exercise_date: The reported security converted into the Issuer's Class B Common Stock on a 1-for-1 basis automatically immediately prior to the closing of the Issuer's initial public offering without payment of further consideration. The shares have no expiration date.

F2 · derivative.expiration_date: The reported security converted into the Issuer's Class B Common Stock on a 1-for-1 basis automatically immediately prior to the closing of the Issuer's initial public offering without payment of further consideration. The shares have no expiration date.

F3 · ownership.direct: FirstMark Capital I GP, LLC is the general partner of FirstMark Capital I, L.P., and has the sole voting and investment power. Richard Heitzmann and Amish Jani are the managers of FirstMark Capital I GP, LLC and share such powers. Richard Heitzmann and Amish Jani disclaim beneficial ownership except to the extent of their pecuniary interest therein.

SEC source: 0000899243-19-011027 · doc4.xml · derivative · entry 5

FIRSTMARK CAPITAL I, L.P. · CIK 0001381514 · 10% owner

FirstMark Capital I(P), L.P. · CIK 0001773876 · 10% owner

FirstMark Capital OF I, L.P. · CIK 0001609559 · 10% owner

FirstMark Capital P2, L.P. · CIK 0001634610 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Class B Common Stock · 11,458,959 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F2 · derivative.exercise_price: The reported security converted into the Issuer's Class B Common Stock on a 1-for-1 basis automatically immediately prior to the closing of the Issuer's initial public offering without payment of further consideration. The shares have no expiration date.

F2 · price: The reported security converted into the Issuer's Class B Common Stock on a 1-for-1 basis automatically immediately prior to the closing of the Issuer's initial public offering without payment of further consideration. The shares have no expiration date.

F2 · derivative.exercise_date: The reported security converted into the Issuer's Class B Common Stock on a 1-for-1 basis automatically immediately prior to the closing of the Issuer's initial public offering without payment of further consideration. The shares have no expiration date.

F2 · derivative.expiration_date: The reported security converted into the Issuer's Class B Common Stock on a 1-for-1 basis automatically immediately prior to the closing of the Issuer's initial public offering without payment of further consideration. The shares have no expiration date.

F3 · ownership.direct: FirstMark Capital I GP, LLC is the general partner of FirstMark Capital I, L.P., and has the sole voting and investment power. Richard Heitzmann and Amish Jani are the managers of FirstMark Capital I GP, LLC and share such powers. Richard Heitzmann and Amish Jani disclaim beneficial ownership except to the extent of their pecuniary interest therein.

SEC source: 0000899243-19-011027 · doc4.xml · derivative · entry 4

FIRSTMARK CAPITAL I, L.P. · CIK 0001381514 · 10% owner

FirstMark Capital I(P), L.P. · CIK 0001773876 · 10% owner

FirstMark Capital OF I, L.P. · CIK 0001609559 · 10% owner

FirstMark Capital P2, L.P. · CIK 0001634610 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · By FirstMark Capital P2, L.P.

Disclosed balance after: 9,258,364

Underlying: Class A Common Stock · 9,258,364 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · derivative.exercise_price: The total represents shares received upon conversion of shares of Series Seed 1 Preferred Stock, Series Seed 2 Preferred Stock, Series A-2 Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock, Series F Preferred Stock and/or Series G Preferred Stock. The reported security is convertible into the Issuer's Class A Common Stock on a 1-for-1 basis at any time at the holder's election without payment of further consideration. The shares have no expiration date.

F1 · price: The total represents shares received upon conversion of shares of Series Seed 1 Preferred Stock, Series Seed 2 Preferred Stock, Series A-2 Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock, Series F Preferred Stock and/or Series G Preferred Stock. The reported security is convertible into the Issuer's Class A Common Stock on a 1-for-1 basis at any time at the holder's election without payment of further consideration. The shares have no expiration date.

F1 · derivative.exercise_date: The total represents shares received upon conversion of shares of Series Seed 1 Preferred Stock, Series Seed 2 Preferred Stock, Series A-2 Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock, Series F Preferred Stock and/or Series G Preferred Stock. The reported security is convertible into the Issuer's Class A Common Stock on a 1-for-1 basis at any time at the holder's election without payment of further consideration. The shares have no expiration date.

F1 · derivative.expiration_date: The total represents shares received upon conversion of shares of Series Seed 1 Preferred Stock, Series Seed 2 Preferred Stock, Series A-2 Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock, Series F Preferred Stock and/or Series G Preferred Stock. The reported security is convertible into the Issuer's Class A Common Stock on a 1-for-1 basis at any time at the holder's election without payment of further consideration. The shares have no expiration date.

F1 · derivative.underlying_shares: The total represents shares received upon conversion of shares of Series Seed 1 Preferred Stock, Series Seed 2 Preferred Stock, Series A-2 Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock, Series F Preferred Stock and/or Series G Preferred Stock. The reported security is convertible into the Issuer's Class A Common Stock on a 1-for-1 basis at any time at the holder's election without payment of further consideration. The shares have no expiration date.

F6 · ownership.nature: FirstMark Capital P2 GP, LLC is the general partner of FirstMark Capital P2, L.P., and has the sole voting and investment power. Richard Heitzmann and Amish Jani are the managers of FirstMark Capital P2 GP, LLC and share such powers. Richard Heitzmann and Amish Jani disclaim beneficial ownership except to the extent of their pecuniary interest therein.

SEC source: 0000899243-19-011027 · doc4.xml · derivative · entry 3

FIRSTMARK CAPITAL I, L.P. · CIK 0001381514 · 10% owner

FirstMark Capital I(P), L.P. · CIK 0001773876 · 10% owner

FirstMark Capital OF I, L.P. · CIK 0001609559 · 10% owner

FirstMark Capital P2, L.P. · CIK 0001634610 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · By FirstMark Capital OF I, L.P.

Disclosed balance after: 722,778

Underlying: Class A Common Stock · 722,778 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · derivative.exercise_price: The total represents shares received upon conversion of shares of Series Seed 1 Preferred Stock, Series Seed 2 Preferred Stock, Series A-2 Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock, Series F Preferred Stock and/or Series G Preferred Stock. The reported security is convertible into the Issuer's Class A Common Stock on a 1-for-1 basis at any time at the holder's election without payment of further consideration. The shares have no expiration date.

F1 · price: The total represents shares received upon conversion of shares of Series Seed 1 Preferred Stock, Series Seed 2 Preferred Stock, Series A-2 Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock, Series F Preferred Stock and/or Series G Preferred Stock. The reported security is convertible into the Issuer's Class A Common Stock on a 1-for-1 basis at any time at the holder's election without payment of further consideration. The shares have no expiration date.

F1 · derivative.exercise_date: The total represents shares received upon conversion of shares of Series Seed 1 Preferred Stock, Series Seed 2 Preferred Stock, Series A-2 Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock, Series F Preferred Stock and/or Series G Preferred Stock. The reported security is convertible into the Issuer's Class A Common Stock on a 1-for-1 basis at any time at the holder's election without payment of further consideration. The shares have no expiration date.

F1 · derivative.expiration_date: The total represents shares received upon conversion of shares of Series Seed 1 Preferred Stock, Series Seed 2 Preferred Stock, Series A-2 Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock, Series F Preferred Stock and/or Series G Preferred Stock. The reported security is convertible into the Issuer's Class A Common Stock on a 1-for-1 basis at any time at the holder's election without payment of further consideration. The shares have no expiration date.

F1 · derivative.underlying_shares: The total represents shares received upon conversion of shares of Series Seed 1 Preferred Stock, Series Seed 2 Preferred Stock, Series A-2 Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock, Series F Preferred Stock and/or Series G Preferred Stock. The reported security is convertible into the Issuer's Class A Common Stock on a 1-for-1 basis at any time at the holder's election without payment of further consideration. The shares have no expiration date.

F5 · ownership.nature: FirstMark Capital OF I GP, LLC is the general partner of FirstMark Capital OF I, L.P., and has the sole voting and investment power. Richard Heitzmann and Amish Jani are the managers of FirstMark Capital OF I GP, LLC and share such powers. Richard Heitzmann and Amish Jani disclaim beneficial ownership except to the extent of their pecuniary interest therein.

SEC source: 0000899243-19-011027 · doc4.xml · derivative · entry 2

FIRSTMARK CAPITAL I, L.P. · CIK 0001381514 · 10% owner

FirstMark Capital I(P), L.P. · CIK 0001773876 · 10% owner

FirstMark Capital OF I, L.P. · CIK 0001609559 · 10% owner

FirstMark Capital P2, L.P. · CIK 0001634610 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · By FirstMark Capital I(P), L.P.

Disclosed balance after: 3,040,761

Underlying: Class A Common Stock · 3,040,761 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · derivative.exercise_price: The total represents shares received upon conversion of shares of Series Seed 1 Preferred Stock, Series Seed 2 Preferred Stock, Series A-2 Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock, Series F Preferred Stock and/or Series G Preferred Stock. The reported security is convertible into the Issuer's Class A Common Stock on a 1-for-1 basis at any time at the holder's election without payment of further consideration. The shares have no expiration date.

F1 · price: The total represents shares received upon conversion of shares of Series Seed 1 Preferred Stock, Series Seed 2 Preferred Stock, Series A-2 Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock, Series F Preferred Stock and/or Series G Preferred Stock. The reported security is convertible into the Issuer's Class A Common Stock on a 1-for-1 basis at any time at the holder's election without payment of further consideration. The shares have no expiration date.

F1 · derivative.exercise_date: The total represents shares received upon conversion of shares of Series Seed 1 Preferred Stock, Series Seed 2 Preferred Stock, Series A-2 Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock, Series F Preferred Stock and/or Series G Preferred Stock. The reported security is convertible into the Issuer's Class A Common Stock on a 1-for-1 basis at any time at the holder's election without payment of further consideration. The shares have no expiration date.

F1 · derivative.expiration_date: The total represents shares received upon conversion of shares of Series Seed 1 Preferred Stock, Series Seed 2 Preferred Stock, Series A-2 Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock, Series F Preferred Stock and/or Series G Preferred Stock. The reported security is convertible into the Issuer's Class A Common Stock on a 1-for-1 basis at any time at the holder's election without payment of further consideration. The shares have no expiration date.

F1 · derivative.underlying_shares: The total represents shares received upon conversion of shares of Series Seed 1 Preferred Stock, Series Seed 2 Preferred Stock, Series A-2 Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock, Series F Preferred Stock and/or Series G Preferred Stock. The reported security is convertible into the Issuer's Class A Common Stock on a 1-for-1 basis at any time at the holder's election without payment of further consideration. The shares have no expiration date.

F4 · ownership.nature: FirstMark Capital I(P) GP, LLC is the general partner of FirstMark Capital I(P), L.P., and has the sole voting and investment power. Richard Heitzmann and Amish Jani are the managers of FirstMark Capital I(P) GP, LLC and share such powers. Richard Heitzmann and Amish Jani disclaim beneficial ownership except to the extent of their pecuniary interest therein.

SEC source: 0000899243-19-011027 · doc4.xml · derivative · entry 1

FIRSTMARK CAPITAL I, L.P. · CIK 0001381514 · 10% owner

FirstMark Capital I(P), L.P. · CIK 0001773876 · 10% owner

FirstMark Capital OF I, L.P. · CIK 0001609559 · 10% owner

FirstMark Capital P2, L.P. · CIK 0001634610 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 31,385,737

Underlying: Class A Common Stock · 31,385,737 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · derivative.exercise_price: The total represents shares received upon conversion of shares of Series Seed 1 Preferred Stock, Series Seed 2 Preferred Stock, Series A-2 Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock, Series F Preferred Stock and/or Series G Preferred Stock. The reported security is convertible into the Issuer's Class A Common Stock on a 1-for-1 basis at any time at the holder's election without payment of further consideration. The shares have no expiration date.

F1 · price: The total represents shares received upon conversion of shares of Series Seed 1 Preferred Stock, Series Seed 2 Preferred Stock, Series A-2 Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock, Series F Preferred Stock and/or Series G Preferred Stock. The reported security is convertible into the Issuer's Class A Common Stock on a 1-for-1 basis at any time at the holder's election without payment of further consideration. The shares have no expiration date.

F1 · derivative.exercise_date: The total represents shares received upon conversion of shares of Series Seed 1 Preferred Stock, Series Seed 2 Preferred Stock, Series A-2 Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock, Series F Preferred Stock and/or Series G Preferred Stock. The reported security is convertible into the Issuer's Class A Common Stock on a 1-for-1 basis at any time at the holder's election without payment of further consideration. The shares have no expiration date.

F1 · derivative.expiration_date: The total represents shares received upon conversion of shares of Series Seed 1 Preferred Stock, Series Seed 2 Preferred Stock, Series A-2 Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock, Series F Preferred Stock and/or Series G Preferred Stock. The reported security is convertible into the Issuer's Class A Common Stock on a 1-for-1 basis at any time at the holder's election without payment of further consideration. The shares have no expiration date.

F1 · derivative.underlying_shares: The total represents shares received upon conversion of shares of Series Seed 1 Preferred Stock, Series Seed 2 Preferred Stock, Series A-2 Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock, Series F Preferred Stock and/or Series G Preferred Stock. The reported security is convertible into the Issuer's Class A Common Stock on a 1-for-1 basis at any time at the holder's election without payment of further consideration. The shares have no expiration date.

F3 · ownership.direct: FirstMark Capital I GP, LLC is the general partner of FirstMark Capital I, L.P., and has the sole voting and investment power. Richard Heitzmann and Amish Jani are the managers of FirstMark Capital I GP, LLC and share such powers. Richard Heitzmann and Amish Jani disclaim beneficial ownership except to the extent of their pecuniary interest therein.

SEC source: 0001144204-19-021353 · tv519710_4.xml · derivative · entry 32

AH Parallel Fund III, L.P. · CIK 0001540363 · 10% owner

AH Parallel Fund III-A, L.P. · CIK 0001540364 · 10% owner

AH Parallel Fund III-B, L.P. · CIK 0001540366 · 10% owner

AH Parallel Fund III-Q, L.P. · CIK 0001540367 · 10% owner

PinAH, L.P. · CIK 0001634575 · 10% owner

AH Equity Partners III (Parallel), L.L.C. · CIK 0001540359 · 10% owner

AH Equity Partners IV, L.L.C. · CIK 0001603403 · 10% owner

Andreessen Marc L · CIK 0001160077 · 10% owner

HOROWITZ BENJAMIN A · CIK 0001166586 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnote

Disclosed balance after: 1,704,021

Underlying: Class A Common Stock · 1,704,021 shares

Expires not disclosed

F1 · security: On April 23, 2019 prior to the closing of the initial public offering (the "IPO") by Pinterest, Inc. (the "Company"), each share of preferred stock automatically converted into one share of common stock of the company pursuant to the Sixteenth Amended and Restated Certificate of Incorporation of the Company. Immediately thereafter, but still prior to the closing of the Company's IPO, the Company filed an Amended and Restated Certificate of Incorporation (the "Charter") with the Secretary of State of the State of Delaware, pursuant to which each share of common stock was automatically reclassified into one share of Class B common stock, par value $0.00001, of the Company ("Class B Common Stock"). As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock").

F2 · security: (Continued from Footnote 1) Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer. As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock"). Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer.

F1 · derivative.exercise_price: On April 23, 2019 prior to the closing of the initial public offering (the "IPO") by Pinterest, Inc. (the "Company"), each share of preferred stock automatically converted into one share of common stock of the company pursuant to the Sixteenth Amended and Restated Certificate of Incorporation of the Company. Immediately thereafter, but still prior to the closing of the Company's IPO, the Company filed an Amended and Restated Certificate of Incorporation (the "Charter") with the Secretary of State of the State of Delaware, pursuant to which each share of common stock was automatically reclassified into one share of Class B common stock, par value $0.00001, of the Company ("Class B Common Stock"). As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock").

F2 · derivative.exercise_price: (Continued from Footnote 1) Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer. As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock"). Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer.

F9 · shares: The reported securities are held by PinAH, L.P. ("PinAH"). AH Equity Partners IV, L.L.C. ("AH EP IV") is the general partner of PinAH and has sole voting and dispositive power with regard to the securities held by PinAH. The managing members of AH EP IV are Marc Andreessen and Ben Horowitz. Marc Andreessen and Ben Horowitz share voting and dispositive power with respect to the shares held by PinAH. Such persons and entities disclaim beneficial ownership of the securities held by PinAH and this report shall not be deemed an admission that any such person is the beneficial owner of such securities, except to the extent of his pecuniary interest, if any, in the securities by virtue of his interest in PinAH.

F1 · price: On April 23, 2019 prior to the closing of the initial public offering (the "IPO") by Pinterest, Inc. (the "Company"), each share of preferred stock automatically converted into one share of common stock of the company pursuant to the Sixteenth Amended and Restated Certificate of Incorporation of the Company. Immediately thereafter, but still prior to the closing of the Company's IPO, the Company filed an Amended and Restated Certificate of Incorporation (the "Charter") with the Secretary of State of the State of Delaware, pursuant to which each share of common stock was automatically reclassified into one share of Class B common stock, par value $0.00001, of the Company ("Class B Common Stock"). As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock").

F2 · price: (Continued from Footnote 1) Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer. As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock"). Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer.

F1 · derivative.exercise_date: On April 23, 2019 prior to the closing of the initial public offering (the "IPO") by Pinterest, Inc. (the "Company"), each share of preferred stock automatically converted into one share of common stock of the company pursuant to the Sixteenth Amended and Restated Certificate of Incorporation of the Company. Immediately thereafter, but still prior to the closing of the Company's IPO, the Company filed an Amended and Restated Certificate of Incorporation (the "Charter") with the Secretary of State of the State of Delaware, pursuant to which each share of common stock was automatically reclassified into one share of Class B common stock, par value $0.00001, of the Company ("Class B Common Stock"). As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock").

F2 · derivative.exercise_date: (Continued from Footnote 1) Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer. As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock"). Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer.

F1 · derivative.expiration_date: On April 23, 2019 prior to the closing of the initial public offering (the "IPO") by Pinterest, Inc. (the "Company"), each share of preferred stock automatically converted into one share of common stock of the company pursuant to the Sixteenth Amended and Restated Certificate of Incorporation of the Company. Immediately thereafter, but still prior to the closing of the Company's IPO, the Company filed an Amended and Restated Certificate of Incorporation (the "Charter") with the Secretary of State of the State of Delaware, pursuant to which each share of common stock was automatically reclassified into one share of Class B common stock, par value $0.00001, of the Company ("Class B Common Stock"). As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock").

F2 · derivative.expiration_date: (Continued from Footnote 1) Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer. As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock"). Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer.

F9 · ownership.nature: The reported securities are held by PinAH, L.P. ("PinAH"). AH Equity Partners IV, L.L.C. ("AH EP IV") is the general partner of PinAH and has sole voting and dispositive power with regard to the securities held by PinAH. The managing members of AH EP IV are Marc Andreessen and Ben Horowitz. Marc Andreessen and Ben Horowitz share voting and dispositive power with respect to the shares held by PinAH. Such persons and entities disclaim beneficial ownership of the securities held by PinAH and this report shall not be deemed an admission that any such person is the beneficial owner of such securities, except to the extent of his pecuniary interest, if any, in the securities by virtue of his interest in PinAH.

SEC source: 0001144204-19-021353 · tv519710_4.xml · derivative · entry 31

AH Parallel Fund III, L.P. · CIK 0001540363 · 10% owner

AH Parallel Fund III-A, L.P. · CIK 0001540364 · 10% owner

AH Parallel Fund III-B, L.P. · CIK 0001540366 · 10% owner

AH Parallel Fund III-Q, L.P. · CIK 0001540367 · 10% owner

PinAH, L.P. · CIK 0001634575 · 10% owner

AH Equity Partners III (Parallel), L.L.C. · CIK 0001540359 · 10% owner

AH Equity Partners IV, L.L.C. · CIK 0001603403 · 10% owner

Andreessen Marc L · CIK 0001160077 · 10% owner

HOROWITZ BENJAMIN A · CIK 0001166586 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnotes

Disclosed balance after: 3,003,624

Underlying: Class A Common Stock · 3,003,624 shares

Expires not disclosed

F1 · security: On April 23, 2019 prior to the closing of the initial public offering (the "IPO") by Pinterest, Inc. (the "Company"), each share of preferred stock automatically converted into one share of common stock of the company pursuant to the Sixteenth Amended and Restated Certificate of Incorporation of the Company. Immediately thereafter, but still prior to the closing of the Company's IPO, the Company filed an Amended and Restated Certificate of Incorporation (the "Charter") with the Secretary of State of the State of Delaware, pursuant to which each share of common stock was automatically reclassified into one share of Class B common stock, par value $0.00001, of the Company ("Class B Common Stock"). As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock").

F2 · security: (Continued from Footnote 1) Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer. As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock"). Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer.

F1 · derivative.exercise_price: On April 23, 2019 prior to the closing of the initial public offering (the "IPO") by Pinterest, Inc. (the "Company"), each share of preferred stock automatically converted into one share of common stock of the company pursuant to the Sixteenth Amended and Restated Certificate of Incorporation of the Company. Immediately thereafter, but still prior to the closing of the Company's IPO, the Company filed an Amended and Restated Certificate of Incorporation (the "Charter") with the Secretary of State of the State of Delaware, pursuant to which each share of common stock was automatically reclassified into one share of Class B common stock, par value $0.00001, of the Company ("Class B Common Stock"). As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock").

F2 · derivative.exercise_price: (Continued from Footnote 1) Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer. As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock"). Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer.

F7 · shares: The reported securities are held by AH Parallel Fund III, L.P., for itself and as nominee for AH Parallel Fund III-A, L.P., AH Parallel Fund III-B, L.P., and AH Parallel Fund III-Q, L.P. (collectively, the "AH Parallel Fund III Entities"). AH Equity Partners III (Parallel), L.L.C. ("AH EP III Parallel") is the general partner of the AH Parallel Fund III Entities and has sole voting and dispositive power with regard to the securities held by the AH Parallel Fund III Entities. The managing members of AH EP III Parallel are Marc Andreessen and Ben Horowitz. Marc Andreessen and Ben Horowitz share voting and dispositive power with respect to the shares held by the AH Parallel Fund III Entities.

F8 · shares: (Continued from Footnote 7) Such persons and entities disclaim beneficial ownership of the securities held by the AH Parallel Fund III Entities and this report shall not be deemed an admission that any such person is the beneficial owner of such securities, except to the extent of his pecuniary interest, if any, in the securities by virtue of his interest in the AH Parallel Fund III Entities.

F1 · price: On April 23, 2019 prior to the closing of the initial public offering (the "IPO") by Pinterest, Inc. (the "Company"), each share of preferred stock automatically converted into one share of common stock of the company pursuant to the Sixteenth Amended and Restated Certificate of Incorporation of the Company. Immediately thereafter, but still prior to the closing of the Company's IPO, the Company filed an Amended and Restated Certificate of Incorporation (the "Charter") with the Secretary of State of the State of Delaware, pursuant to which each share of common stock was automatically reclassified into one share of Class B common stock, par value $0.00001, of the Company ("Class B Common Stock"). As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock").

F2 · price: (Continued from Footnote 1) Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer. As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock"). Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer.

F1 · derivative.exercise_date: On April 23, 2019 prior to the closing of the initial public offering (the "IPO") by Pinterest, Inc. (the "Company"), each share of preferred stock automatically converted into one share of common stock of the company pursuant to the Sixteenth Amended and Restated Certificate of Incorporation of the Company. Immediately thereafter, but still prior to the closing of the Company's IPO, the Company filed an Amended and Restated Certificate of Incorporation (the "Charter") with the Secretary of State of the State of Delaware, pursuant to which each share of common stock was automatically reclassified into one share of Class B common stock, par value $0.00001, of the Company ("Class B Common Stock"). As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock").

F2 · derivative.exercise_date: (Continued from Footnote 1) Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer. As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock"). Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer.

F1 · derivative.expiration_date: On April 23, 2019 prior to the closing of the initial public offering (the "IPO") by Pinterest, Inc. (the "Company"), each share of preferred stock automatically converted into one share of common stock of the company pursuant to the Sixteenth Amended and Restated Certificate of Incorporation of the Company. Immediately thereafter, but still prior to the closing of the Company's IPO, the Company filed an Amended and Restated Certificate of Incorporation (the "Charter") with the Secretary of State of the State of Delaware, pursuant to which each share of common stock was automatically reclassified into one share of Class B common stock, par value $0.00001, of the Company ("Class B Common Stock"). As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock").

F2 · derivative.expiration_date: (Continued from Footnote 1) Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer. As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock"). Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer.

F7 · ownership.nature: The reported securities are held by AH Parallel Fund III, L.P., for itself and as nominee for AH Parallel Fund III-A, L.P., AH Parallel Fund III-B, L.P., and AH Parallel Fund III-Q, L.P. (collectively, the "AH Parallel Fund III Entities"). AH Equity Partners III (Parallel), L.L.C. ("AH EP III Parallel") is the general partner of the AH Parallel Fund III Entities and has sole voting and dispositive power with regard to the securities held by the AH Parallel Fund III Entities. The managing members of AH EP III Parallel are Marc Andreessen and Ben Horowitz. Marc Andreessen and Ben Horowitz share voting and dispositive power with respect to the shares held by the AH Parallel Fund III Entities.

F8 · ownership.nature: (Continued from Footnote 7) Such persons and entities disclaim beneficial ownership of the securities held by the AH Parallel Fund III Entities and this report shall not be deemed an admission that any such person is the beneficial owner of such securities, except to the extent of his pecuniary interest, if any, in the securities by virtue of his interest in the AH Parallel Fund III Entities.

SEC source: 0001144204-19-021353 · tv519710_4.xml · derivative · entry 30

AH Parallel Fund III, L.P. · CIK 0001540363 · 10% owner

AH Parallel Fund III-A, L.P. · CIK 0001540364 · 10% owner

AH Parallel Fund III-B, L.P. · CIK 0001540366 · 10% owner

AH Parallel Fund III-Q, L.P. · CIK 0001540367 · 10% owner

PinAH, L.P. · CIK 0001634575 · 10% owner

AH Equity Partners III (Parallel), L.L.C. · CIK 0001540359 · 10% owner

AH Equity Partners IV, L.L.C. · CIK 0001603403 · 10% owner

Andreessen Marc L · CIK 0001160077 · 10% owner

HOROWITZ BENJAMIN A · CIK 0001166586 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnotes

Disclosed balance after: 3,763,447

Underlying: Class A Common Stock · 3,763,447 shares

Expires not disclosed

F1 · security: On April 23, 2019 prior to the closing of the initial public offering (the "IPO") by Pinterest, Inc. (the "Company"), each share of preferred stock automatically converted into one share of common stock of the company pursuant to the Sixteenth Amended and Restated Certificate of Incorporation of the Company. Immediately thereafter, but still prior to the closing of the Company's IPO, the Company filed an Amended and Restated Certificate of Incorporation (the "Charter") with the Secretary of State of the State of Delaware, pursuant to which each share of common stock was automatically reclassified into one share of Class B common stock, par value $0.00001, of the Company ("Class B Common Stock"). As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock").

F2 · security: (Continued from Footnote 1) Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer. As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock"). Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer.

F1 · derivative.exercise_price: On April 23, 2019 prior to the closing of the initial public offering (the "IPO") by Pinterest, Inc. (the "Company"), each share of preferred stock automatically converted into one share of common stock of the company pursuant to the Sixteenth Amended and Restated Certificate of Incorporation of the Company. Immediately thereafter, but still prior to the closing of the Company's IPO, the Company filed an Amended and Restated Certificate of Incorporation (the "Charter") with the Secretary of State of the State of Delaware, pursuant to which each share of common stock was automatically reclassified into one share of Class B common stock, par value $0.00001, of the Company ("Class B Common Stock"). As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock").

F2 · derivative.exercise_price: (Continued from Footnote 1) Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer. As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock"). Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer.

F5 · shares: The reported securities are held by Andreessen Horowitz Fund III, L.P., for itself and as nominee for Andreessen Horowitz Fund III-A, L.P., Andreessen Horowitz Fund III-B, L.P. and Andreessen Horowitz Fund III-Q, L.P. (collectively, the "AH Fund III Entities"). AH Equity Partners III, L.L.C. ("AH EP III") is the general partner of the AH Fund III Entities and has sole voting and dispositive power with regard to the securities held by the AH III Fund Entities. The managing members of AH EP III are Marc Andreessen and Ben Horowitz. Marc Andreessen and Ben Horowitz share voting and dispositive power with respect to the shares held by the AH Fund III Entities.

F6 · shares: (Continued from Footnote 5) Such persons and entities disclaim beneficial ownership of the securities held by the AH Fund III Entities and this report shall not be deemed an admission that any such person is the beneficial owner of such securities, except to the extent of his pecuniary interest, if any, in the securities by virtue of his interest in the AH Fund III Entities.

F1 · price: On April 23, 2019 prior to the closing of the initial public offering (the "IPO") by Pinterest, Inc. (the "Company"), each share of preferred stock automatically converted into one share of common stock of the company pursuant to the Sixteenth Amended and Restated Certificate of Incorporation of the Company. Immediately thereafter, but still prior to the closing of the Company's IPO, the Company filed an Amended and Restated Certificate of Incorporation (the "Charter") with the Secretary of State of the State of Delaware, pursuant to which each share of common stock was automatically reclassified into one share of Class B common stock, par value $0.00001, of the Company ("Class B Common Stock"). As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock").

F2 · price: (Continued from Footnote 1) Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer. As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock"). Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer.

F1 · derivative.exercise_date: On April 23, 2019 prior to the closing of the initial public offering (the "IPO") by Pinterest, Inc. (the "Company"), each share of preferred stock automatically converted into one share of common stock of the company pursuant to the Sixteenth Amended and Restated Certificate of Incorporation of the Company. Immediately thereafter, but still prior to the closing of the Company's IPO, the Company filed an Amended and Restated Certificate of Incorporation (the "Charter") with the Secretary of State of the State of Delaware, pursuant to which each share of common stock was automatically reclassified into one share of Class B common stock, par value $0.00001, of the Company ("Class B Common Stock"). As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock").

F2 · derivative.exercise_date: (Continued from Footnote 1) Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer. As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock"). Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer.

F1 · derivative.expiration_date: On April 23, 2019 prior to the closing of the initial public offering (the "IPO") by Pinterest, Inc. (the "Company"), each share of preferred stock automatically converted into one share of common stock of the company pursuant to the Sixteenth Amended and Restated Certificate of Incorporation of the Company. Immediately thereafter, but still prior to the closing of the Company's IPO, the Company filed an Amended and Restated Certificate of Incorporation (the "Charter") with the Secretary of State of the State of Delaware, pursuant to which each share of common stock was automatically reclassified into one share of Class B common stock, par value $0.00001, of the Company ("Class B Common Stock"). As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock").

F2 · derivative.expiration_date: (Continued from Footnote 1) Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer. As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock"). Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer.

F5 · ownership.nature: The reported securities are held by Andreessen Horowitz Fund III, L.P., for itself and as nominee for Andreessen Horowitz Fund III-A, L.P., Andreessen Horowitz Fund III-B, L.P. and Andreessen Horowitz Fund III-Q, L.P. (collectively, the "AH Fund III Entities"). AH Equity Partners III, L.L.C. ("AH EP III") is the general partner of the AH Fund III Entities and has sole voting and dispositive power with regard to the securities held by the AH III Fund Entities. The managing members of AH EP III are Marc Andreessen and Ben Horowitz. Marc Andreessen and Ben Horowitz share voting and dispositive power with respect to the shares held by the AH Fund III Entities.

F6 · ownership.nature: (Continued from Footnote 5) Such persons and entities disclaim beneficial ownership of the securities held by the AH Fund III Entities and this report shall not be deemed an admission that any such person is the beneficial owner of such securities, except to the extent of his pecuniary interest, if any, in the securities by virtue of his interest in the AH Fund III Entities.

SEC source: 0001144204-19-021353 · tv519710_4.xml · derivative · entry 29

AH Parallel Fund III, L.P. · CIK 0001540363 · 10% owner

AH Parallel Fund III-A, L.P. · CIK 0001540364 · 10% owner

AH Parallel Fund III-B, L.P. · CIK 0001540366 · 10% owner

AH Parallel Fund III-Q, L.P. · CIK 0001540367 · 10% owner

PinAH, L.P. · CIK 0001634575 · 10% owner

AH Equity Partners III (Parallel), L.L.C. · CIK 0001540359 · 10% owner

AH Equity Partners IV, L.L.C. · CIK 0001603403 · 10% owner

Andreessen Marc L · CIK 0001160077 · 10% owner

HOROWITZ BENJAMIN A · CIK 0001166586 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnote

Disclosed balance after: 2,756,107

Underlying: Class A Common Stock · 2,756,107 shares

Expires not disclosed

F1 · security: On April 23, 2019 prior to the closing of the initial public offering (the "IPO") by Pinterest, Inc. (the "Company"), each share of preferred stock automatically converted into one share of common stock of the company pursuant to the Sixteenth Amended and Restated Certificate of Incorporation of the Company. Immediately thereafter, but still prior to the closing of the Company's IPO, the Company filed an Amended and Restated Certificate of Incorporation (the "Charter") with the Secretary of State of the State of Delaware, pursuant to which each share of common stock was automatically reclassified into one share of Class B common stock, par value $0.00001, of the Company ("Class B Common Stock"). As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock").

F2 · security: (Continued from Footnote 1) Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer. As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock"). Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer.

F1 · derivative.exercise_price: On April 23, 2019 prior to the closing of the initial public offering (the "IPO") by Pinterest, Inc. (the "Company"), each share of preferred stock automatically converted into one share of common stock of the company pursuant to the Sixteenth Amended and Restated Certificate of Incorporation of the Company. Immediately thereafter, but still prior to the closing of the Company's IPO, the Company filed an Amended and Restated Certificate of Incorporation (the "Charter") with the Secretary of State of the State of Delaware, pursuant to which each share of common stock was automatically reclassified into one share of Class B common stock, par value $0.00001, of the Company ("Class B Common Stock"). As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock").

F2 · derivative.exercise_price: (Continued from Footnote 1) Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer. As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock"). Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer.

F4 · shares: The reported securities are held by AH Parallel Fund, L.P. ("AH Parallel Fund"). AH EP II is the general partner of AH Parallel Fund and has sole voting and dispositive power with regard to the securities held by AH Parallel Fund. The managing members of AH EP II are Marc Andreessen and Ben Horowitz. Marc Andreessen and Ben Horowitz share voting and dispositive power with respect to the shares held by AH Parallel Fund. Such persons and entities disclaim beneficial ownership of the securities held by AH Parallel Fund and this report shall not be deemed an admission that any such person is the beneficial owner of such securities, except to the extent of his pecuniary interest, if any, in the securities by virtue of his interest in AH Parallel Fund.

F1 · price: On April 23, 2019 prior to the closing of the initial public offering (the "IPO") by Pinterest, Inc. (the "Company"), each share of preferred stock automatically converted into one share of common stock of the company pursuant to the Sixteenth Amended and Restated Certificate of Incorporation of the Company. Immediately thereafter, but still prior to the closing of the Company's IPO, the Company filed an Amended and Restated Certificate of Incorporation (the "Charter") with the Secretary of State of the State of Delaware, pursuant to which each share of common stock was automatically reclassified into one share of Class B common stock, par value $0.00001, of the Company ("Class B Common Stock"). As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock").

F2 · price: (Continued from Footnote 1) Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer. As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock"). Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer.

F1 · derivative.exercise_date: On April 23, 2019 prior to the closing of the initial public offering (the "IPO") by Pinterest, Inc. (the "Company"), each share of preferred stock automatically converted into one share of common stock of the company pursuant to the Sixteenth Amended and Restated Certificate of Incorporation of the Company. Immediately thereafter, but still prior to the closing of the Company's IPO, the Company filed an Amended and Restated Certificate of Incorporation (the "Charter") with the Secretary of State of the State of Delaware, pursuant to which each share of common stock was automatically reclassified into one share of Class B common stock, par value $0.00001, of the Company ("Class B Common Stock"). As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock").

F2 · derivative.exercise_date: (Continued from Footnote 1) Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer. As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock"). Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer.

F1 · derivative.expiration_date: On April 23, 2019 prior to the closing of the initial public offering (the "IPO") by Pinterest, Inc. (the "Company"), each share of preferred stock automatically converted into one share of common stock of the company pursuant to the Sixteenth Amended and Restated Certificate of Incorporation of the Company. Immediately thereafter, but still prior to the closing of the Company's IPO, the Company filed an Amended and Restated Certificate of Incorporation (the "Charter") with the Secretary of State of the State of Delaware, pursuant to which each share of common stock was automatically reclassified into one share of Class B common stock, par value $0.00001, of the Company ("Class B Common Stock"). As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock").

F2 · derivative.expiration_date: (Continued from Footnote 1) Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer. As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock"). Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer.

F4 · ownership.nature: The reported securities are held by AH Parallel Fund, L.P. ("AH Parallel Fund"). AH EP II is the general partner of AH Parallel Fund and has sole voting and dispositive power with regard to the securities held by AH Parallel Fund. The managing members of AH EP II are Marc Andreessen and Ben Horowitz. Marc Andreessen and Ben Horowitz share voting and dispositive power with respect to the shares held by AH Parallel Fund. Such persons and entities disclaim beneficial ownership of the securities held by AH Parallel Fund and this report shall not be deemed an admission that any such person is the beneficial owner of such securities, except to the extent of his pecuniary interest, if any, in the securities by virtue of his interest in AH Parallel Fund.

SEC source: 0001144204-19-021353 · tv519710_4.xml · derivative · entry 28

AH Parallel Fund III, L.P. · CIK 0001540363 · 10% owner

AH Parallel Fund III-A, L.P. · CIK 0001540364 · 10% owner

AH Parallel Fund III-B, L.P. · CIK 0001540366 · 10% owner

AH Parallel Fund III-Q, L.P. · CIK 0001540367 · 10% owner

PinAH, L.P. · CIK 0001634575 · 10% owner

AH Equity Partners III (Parallel), L.L.C. · CIK 0001540359 · 10% owner

AH Equity Partners IV, L.L.C. · CIK 0001603403 · 10% owner

Andreessen Marc L · CIK 0001160077 · 10% owner

HOROWITZ BENJAMIN A · CIK 0001166586 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnote

Disclosed balance after: 32,311,632

Underlying: Class A Common Stock · 32,311,632 shares

Expires not disclosed

F1 · security: On April 23, 2019 prior to the closing of the initial public offering (the "IPO") by Pinterest, Inc. (the "Company"), each share of preferred stock automatically converted into one share of common stock of the company pursuant to the Sixteenth Amended and Restated Certificate of Incorporation of the Company. Immediately thereafter, but still prior to the closing of the Company's IPO, the Company filed an Amended and Restated Certificate of Incorporation (the "Charter") with the Secretary of State of the State of Delaware, pursuant to which each share of common stock was automatically reclassified into one share of Class B common stock, par value $0.00001, of the Company ("Class B Common Stock"). As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock").

F2 · security: (Continued from Footnote 1) Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer. As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock"). Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer.

F1 · derivative.exercise_price: On April 23, 2019 prior to the closing of the initial public offering (the "IPO") by Pinterest, Inc. (the "Company"), each share of preferred stock automatically converted into one share of common stock of the company pursuant to the Sixteenth Amended and Restated Certificate of Incorporation of the Company. Immediately thereafter, but still prior to the closing of the Company's IPO, the Company filed an Amended and Restated Certificate of Incorporation (the "Charter") with the Secretary of State of the State of Delaware, pursuant to which each share of common stock was automatically reclassified into one share of Class B common stock, par value $0.00001, of the Company ("Class B Common Stock"). As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock").

F2 · derivative.exercise_price: (Continued from Footnote 1) Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer. As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock"). Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer.

F3 · shares: The reported securities are held by Andreessen Horowitz Fund II, L.P., for itself and as nominee for Andreessen Horowitz Fund II-A, L.P. and Andreessen Horowitz Fund II-B, L.P. (collectively, the "AH Fund II Entities"). AH Equity Partners II, L.L.C. ("AH EP II") is the general partner of the AH Fund II Entities and has sole voting and dispositive power with regard to the securities held by the AH II Fund Entities. The managing members of AH EP II are Marc Andreessen and Ben Horowitz. Marc Andreessen and Ben Horowitz share voting and dispositive power with respect to the shares held by the AH Fund II Entities. Such persons and entities disclaim beneficial ownership of the securities held by the AH Fund II Entities and this report shall not be deemed an admission that any such person is the beneficial owner of such securities, except to the extent of his pecuniary interest, if any, in the securities by virtue of his interest in the AH Fund II Entities.

F1 · price: On April 23, 2019 prior to the closing of the initial public offering (the "IPO") by Pinterest, Inc. (the "Company"), each share of preferred stock automatically converted into one share of common stock of the company pursuant to the Sixteenth Amended and Restated Certificate of Incorporation of the Company. Immediately thereafter, but still prior to the closing of the Company's IPO, the Company filed an Amended and Restated Certificate of Incorporation (the "Charter") with the Secretary of State of the State of Delaware, pursuant to which each share of common stock was automatically reclassified into one share of Class B common stock, par value $0.00001, of the Company ("Class B Common Stock"). As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock").

F2 · price: (Continued from Footnote 1) Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer. As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock"). Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer.

F1 · derivative.exercise_date: On April 23, 2019 prior to the closing of the initial public offering (the "IPO") by Pinterest, Inc. (the "Company"), each share of preferred stock automatically converted into one share of common stock of the company pursuant to the Sixteenth Amended and Restated Certificate of Incorporation of the Company. Immediately thereafter, but still prior to the closing of the Company's IPO, the Company filed an Amended and Restated Certificate of Incorporation (the "Charter") with the Secretary of State of the State of Delaware, pursuant to which each share of common stock was automatically reclassified into one share of Class B common stock, par value $0.00001, of the Company ("Class B Common Stock"). As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock").

F2 · derivative.exercise_date: (Continued from Footnote 1) Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer. As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock"). Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer.

F1 · derivative.expiration_date: On April 23, 2019 prior to the closing of the initial public offering (the "IPO") by Pinterest, Inc. (the "Company"), each share of preferred stock automatically converted into one share of common stock of the company pursuant to the Sixteenth Amended and Restated Certificate of Incorporation of the Company. Immediately thereafter, but still prior to the closing of the Company's IPO, the Company filed an Amended and Restated Certificate of Incorporation (the "Charter") with the Secretary of State of the State of Delaware, pursuant to which each share of common stock was automatically reclassified into one share of Class B common stock, par value $0.00001, of the Company ("Class B Common Stock"). As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock").

F2 · derivative.expiration_date: (Continued from Footnote 1) Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer. As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock"). Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer.

F3 · ownership.nature: The reported securities are held by Andreessen Horowitz Fund II, L.P., for itself and as nominee for Andreessen Horowitz Fund II-A, L.P. and Andreessen Horowitz Fund II-B, L.P. (collectively, the "AH Fund II Entities"). AH Equity Partners II, L.L.C. ("AH EP II") is the general partner of the AH Fund II Entities and has sole voting and dispositive power with regard to the securities held by the AH II Fund Entities. The managing members of AH EP II are Marc Andreessen and Ben Horowitz. Marc Andreessen and Ben Horowitz share voting and dispositive power with respect to the shares held by the AH Fund II Entities. Such persons and entities disclaim beneficial ownership of the securities held by the AH Fund II Entities and this report shall not be deemed an admission that any such person is the beneficial owner of such securities, except to the extent of his pecuniary interest, if any, in the securities by virtue of his interest in the AH Fund II Entities.

SEC source: 0001144204-19-021353 · tv519710_4.xml · derivative · entry 27

AH Parallel Fund III, L.P. · CIK 0001540363 · 10% owner

AH Parallel Fund III-A, L.P. · CIK 0001540364 · 10% owner

AH Parallel Fund III-B, L.P. · CIK 0001540366 · 10% owner

AH Parallel Fund III-Q, L.P. · CIK 0001540367 · 10% owner

PinAH, L.P. · CIK 0001634575 · 10% owner

AH Equity Partners III (Parallel), L.L.C. · CIK 0001540359 · 10% owner

AH Equity Partners IV, L.L.C. · CIK 0001603403 · 10% owner

Andreessen Marc L · CIK 0001160077 · 10% owner

HOROWITZ BENJAMIN A · CIK 0001166586 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · By PinAH, L.P.

Disclosed balance after: 0

Underlying: Common Stock · 1,704,021 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · derivative.exercise_price: On April 23, 2019 prior to the closing of the initial public offering (the "IPO") by Pinterest, Inc. (the "Company"), each share of preferred stock automatically converted into one share of common stock of the company pursuant to the Sixteenth Amended and Restated Certificate of Incorporation of the Company. Immediately thereafter, but still prior to the closing of the Company's IPO, the Company filed an Amended and Restated Certificate of Incorporation (the "Charter") with the Secretary of State of the State of Delaware, pursuant to which each share of common stock was automatically reclassified into one share of Class B common stock, par value $0.00001, of the Company ("Class B Common Stock"). As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock").

F2 · derivative.exercise_price: (Continued from Footnote 1) Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer. As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock"). Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer.

F1 · shares: On April 23, 2019 prior to the closing of the initial public offering (the "IPO") by Pinterest, Inc. (the "Company"), each share of preferred stock automatically converted into one share of common stock of the company pursuant to the Sixteenth Amended and Restated Certificate of Incorporation of the Company. Immediately thereafter, but still prior to the closing of the Company's IPO, the Company filed an Amended and Restated Certificate of Incorporation (the "Charter") with the Secretary of State of the State of Delaware, pursuant to which each share of common stock was automatically reclassified into one share of Class B common stock, par value $0.00001, of the Company ("Class B Common Stock"). As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock").

F2 · shares: (Continued from Footnote 1) Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer. As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock"). Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer.

F1 · price: On April 23, 2019 prior to the closing of the initial public offering (the "IPO") by Pinterest, Inc. (the "Company"), each share of preferred stock automatically converted into one share of common stock of the company pursuant to the Sixteenth Amended and Restated Certificate of Incorporation of the Company. Immediately thereafter, but still prior to the closing of the Company's IPO, the Company filed an Amended and Restated Certificate of Incorporation (the "Charter") with the Secretary of State of the State of Delaware, pursuant to which each share of common stock was automatically reclassified into one share of Class B common stock, par value $0.00001, of the Company ("Class B Common Stock"). As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock").

F2 · price: (Continued from Footnote 1) Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer. As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock"). Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer.

F1 · derivative.exercise_date: On April 23, 2019 prior to the closing of the initial public offering (the "IPO") by Pinterest, Inc. (the "Company"), each share of preferred stock automatically converted into one share of common stock of the company pursuant to the Sixteenth Amended and Restated Certificate of Incorporation of the Company. Immediately thereafter, but still prior to the closing of the Company's IPO, the Company filed an Amended and Restated Certificate of Incorporation (the "Charter") with the Secretary of State of the State of Delaware, pursuant to which each share of common stock was automatically reclassified into one share of Class B common stock, par value $0.00001, of the Company ("Class B Common Stock"). As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock").

F2 · derivative.exercise_date: (Continued from Footnote 1) Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer. As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock"). Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer.

F1 · derivative.expiration_date: On April 23, 2019 prior to the closing of the initial public offering (the "IPO") by Pinterest, Inc. (the "Company"), each share of preferred stock automatically converted into one share of common stock of the company pursuant to the Sixteenth Amended and Restated Certificate of Incorporation of the Company. Immediately thereafter, but still prior to the closing of the Company's IPO, the Company filed an Amended and Restated Certificate of Incorporation (the "Charter") with the Secretary of State of the State of Delaware, pursuant to which each share of common stock was automatically reclassified into one share of Class B common stock, par value $0.00001, of the Company ("Class B Common Stock"). As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock").

F2 · derivative.expiration_date: (Continued from Footnote 1) Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer. As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock"). Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer.

F9 · ownership.nature: The reported securities are held by PinAH, L.P. ("PinAH"). AH Equity Partners IV, L.L.C. ("AH EP IV") is the general partner of PinAH and has sole voting and dispositive power with regard to the securities held by PinAH. The managing members of AH EP IV are Marc Andreessen and Ben Horowitz. Marc Andreessen and Ben Horowitz share voting and dispositive power with respect to the shares held by PinAH. Such persons and entities disclaim beneficial ownership of the securities held by PinAH and this report shall not be deemed an admission that any such person is the beneficial owner of such securities, except to the extent of his pecuniary interest, if any, in the securities by virtue of his interest in PinAH.

SEC source: 0001144204-19-021353 · tv519710_4.xml · derivative · entry 26

AH Parallel Fund III, L.P. · CIK 0001540363 · 10% owner

AH Parallel Fund III-A, L.P. · CIK 0001540364 · 10% owner

AH Parallel Fund III-B, L.P. · CIK 0001540366 · 10% owner

AH Parallel Fund III-Q, L.P. · CIK 0001540367 · 10% owner

PinAH, L.P. · CIK 0001634575 · 10% owner

AH Equity Partners III (Parallel), L.L.C. · CIK 0001540359 · 10% owner

AH Equity Partners IV, L.L.C. · CIK 0001603403 · 10% owner

Andreessen Marc L · CIK 0001160077 · 10% owner

HOROWITZ BENJAMIN A · CIK 0001166586 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · By AH Parallel Fund III, L.P.

Disclosed balance after: 0

Underlying: Common Stock · 21,776 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · derivative.exercise_price: On April 23, 2019 prior to the closing of the initial public offering (the "IPO") by Pinterest, Inc. (the "Company"), each share of preferred stock automatically converted into one share of common stock of the company pursuant to the Sixteenth Amended and Restated Certificate of Incorporation of the Company. Immediately thereafter, but still prior to the closing of the Company's IPO, the Company filed an Amended and Restated Certificate of Incorporation (the "Charter") with the Secretary of State of the State of Delaware, pursuant to which each share of common stock was automatically reclassified into one share of Class B common stock, par value $0.00001, of the Company ("Class B Common Stock"). As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock").

F2 · derivative.exercise_price: (Continued from Footnote 1) Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer. As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock"). Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer.

F1 · shares: On April 23, 2019 prior to the closing of the initial public offering (the "IPO") by Pinterest, Inc. (the "Company"), each share of preferred stock automatically converted into one share of common stock of the company pursuant to the Sixteenth Amended and Restated Certificate of Incorporation of the Company. Immediately thereafter, but still prior to the closing of the Company's IPO, the Company filed an Amended and Restated Certificate of Incorporation (the "Charter") with the Secretary of State of the State of Delaware, pursuant to which each share of common stock was automatically reclassified into one share of Class B common stock, par value $0.00001, of the Company ("Class B Common Stock"). As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock").

F2 · shares: (Continued from Footnote 1) Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer. As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock"). Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer.

F1 · price: On April 23, 2019 prior to the closing of the initial public offering (the "IPO") by Pinterest, Inc. (the "Company"), each share of preferred stock automatically converted into one share of common stock of the company pursuant to the Sixteenth Amended and Restated Certificate of Incorporation of the Company. Immediately thereafter, but still prior to the closing of the Company's IPO, the Company filed an Amended and Restated Certificate of Incorporation (the "Charter") with the Secretary of State of the State of Delaware, pursuant to which each share of common stock was automatically reclassified into one share of Class B common stock, par value $0.00001, of the Company ("Class B Common Stock"). As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock").

F2 · price: (Continued from Footnote 1) Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer. As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock"). Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer.

F1 · derivative.exercise_date: On April 23, 2019 prior to the closing of the initial public offering (the "IPO") by Pinterest, Inc. (the "Company"), each share of preferred stock automatically converted into one share of common stock of the company pursuant to the Sixteenth Amended and Restated Certificate of Incorporation of the Company. Immediately thereafter, but still prior to the closing of the Company's IPO, the Company filed an Amended and Restated Certificate of Incorporation (the "Charter") with the Secretary of State of the State of Delaware, pursuant to which each share of common stock was automatically reclassified into one share of Class B common stock, par value $0.00001, of the Company ("Class B Common Stock"). As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock").

F2 · derivative.exercise_date: (Continued from Footnote 1) Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer. As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock"). Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer.

F1 · derivative.expiration_date: On April 23, 2019 prior to the closing of the initial public offering (the "IPO") by Pinterest, Inc. (the "Company"), each share of preferred stock automatically converted into one share of common stock of the company pursuant to the Sixteenth Amended and Restated Certificate of Incorporation of the Company. Immediately thereafter, but still prior to the closing of the Company's IPO, the Company filed an Amended and Restated Certificate of Incorporation (the "Charter") with the Secretary of State of the State of Delaware, pursuant to which each share of common stock was automatically reclassified into one share of Class B common stock, par value $0.00001, of the Company ("Class B Common Stock"). As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock").

F2 · derivative.expiration_date: (Continued from Footnote 1) Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer. As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock"). Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer.

F7 · ownership.nature: The reported securities are held by AH Parallel Fund III, L.P., for itself and as nominee for AH Parallel Fund III-A, L.P., AH Parallel Fund III-B, L.P., and AH Parallel Fund III-Q, L.P. (collectively, the "AH Parallel Fund III Entities"). AH Equity Partners III (Parallel), L.L.C. ("AH EP III Parallel") is the general partner of the AH Parallel Fund III Entities and has sole voting and dispositive power with regard to the securities held by the AH Parallel Fund III Entities. The managing members of AH EP III Parallel are Marc Andreessen and Ben Horowitz. Marc Andreessen and Ben Horowitz share voting and dispositive power with respect to the shares held by the AH Parallel Fund III Entities.

F8 · ownership.nature: (Continued from Footnote 7) Such persons and entities disclaim beneficial ownership of the securities held by the AH Parallel Fund III Entities and this report shall not be deemed an admission that any such person is the beneficial owner of such securities, except to the extent of his pecuniary interest, if any, in the securities by virtue of his interest in the AH Parallel Fund III Entities.

SEC source: 0001144204-19-021353 · tv519710_4.xml · derivative · entry 25

AH Parallel Fund III, L.P. · CIK 0001540363 · 10% owner

AH Parallel Fund III-A, L.P. · CIK 0001540364 · 10% owner

AH Parallel Fund III-B, L.P. · CIK 0001540366 · 10% owner

AH Parallel Fund III-Q, L.P. · CIK 0001540367 · 10% owner

PinAH, L.P. · CIK 0001634575 · 10% owner

AH Equity Partners III (Parallel), L.L.C. · CIK 0001540359 · 10% owner

AH Equity Partners IV, L.L.C. · CIK 0001603403 · 10% owner

Andreessen Marc L · CIK 0001160077 · 10% owner

HOROWITZ BENJAMIN A · CIK 0001166586 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · By Andreessen Horowitz Fund III, L.P.

Disclosed balance after: 0

Underlying: Common Stock · 27,285 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · derivative.exercise_price: On April 23, 2019 prior to the closing of the initial public offering (the "IPO") by Pinterest, Inc. (the "Company"), each share of preferred stock automatically converted into one share of common stock of the company pursuant to the Sixteenth Amended and Restated Certificate of Incorporation of the Company. Immediately thereafter, but still prior to the closing of the Company's IPO, the Company filed an Amended and Restated Certificate of Incorporation (the "Charter") with the Secretary of State of the State of Delaware, pursuant to which each share of common stock was automatically reclassified into one share of Class B common stock, par value $0.00001, of the Company ("Class B Common Stock"). As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock").

F2 · derivative.exercise_price: (Continued from Footnote 1) Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer. As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock"). Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer.

F1 · shares: On April 23, 2019 prior to the closing of the initial public offering (the "IPO") by Pinterest, Inc. (the "Company"), each share of preferred stock automatically converted into one share of common stock of the company pursuant to the Sixteenth Amended and Restated Certificate of Incorporation of the Company. Immediately thereafter, but still prior to the closing of the Company's IPO, the Company filed an Amended and Restated Certificate of Incorporation (the "Charter") with the Secretary of State of the State of Delaware, pursuant to which each share of common stock was automatically reclassified into one share of Class B common stock, par value $0.00001, of the Company ("Class B Common Stock"). As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock").

F2 · shares: (Continued from Footnote 1) Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer. As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock"). Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer.

F1 · price: On April 23, 2019 prior to the closing of the initial public offering (the "IPO") by Pinterest, Inc. (the "Company"), each share of preferred stock automatically converted into one share of common stock of the company pursuant to the Sixteenth Amended and Restated Certificate of Incorporation of the Company. Immediately thereafter, but still prior to the closing of the Company's IPO, the Company filed an Amended and Restated Certificate of Incorporation (the "Charter") with the Secretary of State of the State of Delaware, pursuant to which each share of common stock was automatically reclassified into one share of Class B common stock, par value $0.00001, of the Company ("Class B Common Stock"). As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock").

F2 · price: (Continued from Footnote 1) Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer. As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock"). Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer.

F1 · derivative.exercise_date: On April 23, 2019 prior to the closing of the initial public offering (the "IPO") by Pinterest, Inc. (the "Company"), each share of preferred stock automatically converted into one share of common stock of the company pursuant to the Sixteenth Amended and Restated Certificate of Incorporation of the Company. Immediately thereafter, but still prior to the closing of the Company's IPO, the Company filed an Amended and Restated Certificate of Incorporation (the "Charter") with the Secretary of State of the State of Delaware, pursuant to which each share of common stock was automatically reclassified into one share of Class B common stock, par value $0.00001, of the Company ("Class B Common Stock"). As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock").

F2 · derivative.exercise_date: (Continued from Footnote 1) Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer. As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock"). Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer.

F1 · derivative.expiration_date: On April 23, 2019 prior to the closing of the initial public offering (the "IPO") by Pinterest, Inc. (the "Company"), each share of preferred stock automatically converted into one share of common stock of the company pursuant to the Sixteenth Amended and Restated Certificate of Incorporation of the Company. Immediately thereafter, but still prior to the closing of the Company's IPO, the Company filed an Amended and Restated Certificate of Incorporation (the "Charter") with the Secretary of State of the State of Delaware, pursuant to which each share of common stock was automatically reclassified into one share of Class B common stock, par value $0.00001, of the Company ("Class B Common Stock"). As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock").

F2 · derivative.expiration_date: (Continued from Footnote 1) Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer. As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock"). Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer.

F5 · ownership.nature: The reported securities are held by Andreessen Horowitz Fund III, L.P., for itself and as nominee for Andreessen Horowitz Fund III-A, L.P., Andreessen Horowitz Fund III-B, L.P. and Andreessen Horowitz Fund III-Q, L.P. (collectively, the "AH Fund III Entities"). AH Equity Partners III, L.L.C. ("AH EP III") is the general partner of the AH Fund III Entities and has sole voting and dispositive power with regard to the securities held by the AH III Fund Entities. The managing members of AH EP III are Marc Andreessen and Ben Horowitz. Marc Andreessen and Ben Horowitz share voting and dispositive power with respect to the shares held by the AH Fund III Entities.

F6 · ownership.nature: (Continued from Footnote 5) Such persons and entities disclaim beneficial ownership of the securities held by the AH Fund III Entities and this report shall not be deemed an admission that any such person is the beneficial owner of such securities, except to the extent of his pecuniary interest, if any, in the securities by virtue of his interest in the AH Fund III Entities.

SEC source: 0001144204-19-021353 · tv519710_4.xml · derivative · entry 24

AH Parallel Fund III, L.P. · CIK 0001540363 · 10% owner

AH Parallel Fund III-A, L.P. · CIK 0001540364 · 10% owner

AH Parallel Fund III-B, L.P. · CIK 0001540366 · 10% owner

AH Parallel Fund III-Q, L.P. · CIK 0001540367 · 10% owner

PinAH, L.P. · CIK 0001634575 · 10% owner

AH Equity Partners III (Parallel), L.L.C. · CIK 0001540359 · 10% owner

AH Equity Partners IV, L.L.C. · CIK 0001603403 · 10% owner

Andreessen Marc L · CIK 0001160077 · 10% owner

HOROWITZ BENJAMIN A · CIK 0001166586 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · By AH Parallel Fund III, L.P.

Disclosed balance after: 0

Underlying: Common Stock · 254,551 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · derivative.exercise_price: On April 23, 2019 prior to the closing of the initial public offering (the "IPO") by Pinterest, Inc. (the "Company"), each share of preferred stock automatically converted into one share of common stock of the company pursuant to the Sixteenth Amended and Restated Certificate of Incorporation of the Company. Immediately thereafter, but still prior to the closing of the Company's IPO, the Company filed an Amended and Restated Certificate of Incorporation (the "Charter") with the Secretary of State of the State of Delaware, pursuant to which each share of common stock was automatically reclassified into one share of Class B common stock, par value $0.00001, of the Company ("Class B Common Stock"). As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock").

F2 · derivative.exercise_price: (Continued from Footnote 1) Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer. As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock"). Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer.

F1 · shares: On April 23, 2019 prior to the closing of the initial public offering (the "IPO") by Pinterest, Inc. (the "Company"), each share of preferred stock automatically converted into one share of common stock of the company pursuant to the Sixteenth Amended and Restated Certificate of Incorporation of the Company. Immediately thereafter, but still prior to the closing of the Company's IPO, the Company filed an Amended and Restated Certificate of Incorporation (the "Charter") with the Secretary of State of the State of Delaware, pursuant to which each share of common stock was automatically reclassified into one share of Class B common stock, par value $0.00001, of the Company ("Class B Common Stock"). As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock").

F2 · shares: (Continued from Footnote 1) Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer. As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock"). Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer.

F1 · price: On April 23, 2019 prior to the closing of the initial public offering (the "IPO") by Pinterest, Inc. (the "Company"), each share of preferred stock automatically converted into one share of common stock of the company pursuant to the Sixteenth Amended and Restated Certificate of Incorporation of the Company. Immediately thereafter, but still prior to the closing of the Company's IPO, the Company filed an Amended and Restated Certificate of Incorporation (the "Charter") with the Secretary of State of the State of Delaware, pursuant to which each share of common stock was automatically reclassified into one share of Class B common stock, par value $0.00001, of the Company ("Class B Common Stock"). As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock").

F2 · price: (Continued from Footnote 1) Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer. As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock"). Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer.

F1 · derivative.exercise_date: On April 23, 2019 prior to the closing of the initial public offering (the "IPO") by Pinterest, Inc. (the "Company"), each share of preferred stock automatically converted into one share of common stock of the company pursuant to the Sixteenth Amended and Restated Certificate of Incorporation of the Company. Immediately thereafter, but still prior to the closing of the Company's IPO, the Company filed an Amended and Restated Certificate of Incorporation (the "Charter") with the Secretary of State of the State of Delaware, pursuant to which each share of common stock was automatically reclassified into one share of Class B common stock, par value $0.00001, of the Company ("Class B Common Stock"). As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock").

F2 · derivative.exercise_date: (Continued from Footnote 1) Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer. As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock"). Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer.

F1 · derivative.expiration_date: On April 23, 2019 prior to the closing of the initial public offering (the "IPO") by Pinterest, Inc. (the "Company"), each share of preferred stock automatically converted into one share of common stock of the company pursuant to the Sixteenth Amended and Restated Certificate of Incorporation of the Company. Immediately thereafter, but still prior to the closing of the Company's IPO, the Company filed an Amended and Restated Certificate of Incorporation (the "Charter") with the Secretary of State of the State of Delaware, pursuant to which each share of common stock was automatically reclassified into one share of Class B common stock, par value $0.00001, of the Company ("Class B Common Stock"). As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock").

F2 · derivative.expiration_date: (Continued from Footnote 1) Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer. As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock"). Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer.

F7 · ownership.nature: The reported securities are held by AH Parallel Fund III, L.P., for itself and as nominee for AH Parallel Fund III-A, L.P., AH Parallel Fund III-B, L.P., and AH Parallel Fund III-Q, L.P. (collectively, the "AH Parallel Fund III Entities"). AH Equity Partners III (Parallel), L.L.C. ("AH EP III Parallel") is the general partner of the AH Parallel Fund III Entities and has sole voting and dispositive power with regard to the securities held by the AH Parallel Fund III Entities. The managing members of AH EP III Parallel are Marc Andreessen and Ben Horowitz. Marc Andreessen and Ben Horowitz share voting and dispositive power with respect to the shares held by the AH Parallel Fund III Entities.

F8 · ownership.nature: (Continued from Footnote 7) Such persons and entities disclaim beneficial ownership of the securities held by the AH Parallel Fund III Entities and this report shall not be deemed an admission that any such person is the beneficial owner of such securities, except to the extent of his pecuniary interest, if any, in the securities by virtue of his interest in the AH Parallel Fund III Entities.

SEC source: 0001144204-19-021353 · tv519710_4.xml · derivative · entry 23

AH Parallel Fund III, L.P. · CIK 0001540363 · 10% owner

AH Parallel Fund III-A, L.P. · CIK 0001540364 · 10% owner

AH Parallel Fund III-B, L.P. · CIK 0001540366 · 10% owner

AH Parallel Fund III-Q, L.P. · CIK 0001540367 · 10% owner

PinAH, L.P. · CIK 0001634575 · 10% owner

AH Equity Partners III (Parallel), L.L.C. · CIK 0001540359 · 10% owner

AH Equity Partners IV, L.L.C. · CIK 0001603403 · 10% owner

Andreessen Marc L · CIK 0001160077 · 10% owner

HOROWITZ BENJAMIN A · CIK 0001166586 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · By Andreessen Horowitz Fund III, L.P.

Disclosed balance after: 0

Underlying: Common Stock · 318,946 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · derivative.exercise_price: On April 23, 2019 prior to the closing of the initial public offering (the "IPO") by Pinterest, Inc. (the "Company"), each share of preferred stock automatically converted into one share of common stock of the company pursuant to the Sixteenth Amended and Restated Certificate of Incorporation of the Company. Immediately thereafter, but still prior to the closing of the Company's IPO, the Company filed an Amended and Restated Certificate of Incorporation (the "Charter") with the Secretary of State of the State of Delaware, pursuant to which each share of common stock was automatically reclassified into one share of Class B common stock, par value $0.00001, of the Company ("Class B Common Stock"). As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock").

F2 · derivative.exercise_price: (Continued from Footnote 1) Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer. As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock"). Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer.

F1 · shares: On April 23, 2019 prior to the closing of the initial public offering (the "IPO") by Pinterest, Inc. (the "Company"), each share of preferred stock automatically converted into one share of common stock of the company pursuant to the Sixteenth Amended and Restated Certificate of Incorporation of the Company. Immediately thereafter, but still prior to the closing of the Company's IPO, the Company filed an Amended and Restated Certificate of Incorporation (the "Charter") with the Secretary of State of the State of Delaware, pursuant to which each share of common stock was automatically reclassified into one share of Class B common stock, par value $0.00001, of the Company ("Class B Common Stock"). As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock").

F2 · shares: (Continued from Footnote 1) Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer. As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock"). Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer.

F1 · price: On April 23, 2019 prior to the closing of the initial public offering (the "IPO") by Pinterest, Inc. (the "Company"), each share of preferred stock automatically converted into one share of common stock of the company pursuant to the Sixteenth Amended and Restated Certificate of Incorporation of the Company. Immediately thereafter, but still prior to the closing of the Company's IPO, the Company filed an Amended and Restated Certificate of Incorporation (the "Charter") with the Secretary of State of the State of Delaware, pursuant to which each share of common stock was automatically reclassified into one share of Class B common stock, par value $0.00001, of the Company ("Class B Common Stock"). As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock").

F2 · price: (Continued from Footnote 1) Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer. As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock"). Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer.

F1 · derivative.exercise_date: On April 23, 2019 prior to the closing of the initial public offering (the "IPO") by Pinterest, Inc. (the "Company"), each share of preferred stock automatically converted into one share of common stock of the company pursuant to the Sixteenth Amended and Restated Certificate of Incorporation of the Company. Immediately thereafter, but still prior to the closing of the Company's IPO, the Company filed an Amended and Restated Certificate of Incorporation (the "Charter") with the Secretary of State of the State of Delaware, pursuant to which each share of common stock was automatically reclassified into one share of Class B common stock, par value $0.00001, of the Company ("Class B Common Stock"). As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock").

F2 · derivative.exercise_date: (Continued from Footnote 1) Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer. As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock"). Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer.

F1 · derivative.expiration_date: On April 23, 2019 prior to the closing of the initial public offering (the "IPO") by Pinterest, Inc. (the "Company"), each share of preferred stock automatically converted into one share of common stock of the company pursuant to the Sixteenth Amended and Restated Certificate of Incorporation of the Company. Immediately thereafter, but still prior to the closing of the Company's IPO, the Company filed an Amended and Restated Certificate of Incorporation (the "Charter") with the Secretary of State of the State of Delaware, pursuant to which each share of common stock was automatically reclassified into one share of Class B common stock, par value $0.00001, of the Company ("Class B Common Stock"). As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock").

F2 · derivative.expiration_date: (Continued from Footnote 1) Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer. As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock"). Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer.

F5 · ownership.nature: The reported securities are held by Andreessen Horowitz Fund III, L.P., for itself and as nominee for Andreessen Horowitz Fund III-A, L.P., Andreessen Horowitz Fund III-B, L.P. and Andreessen Horowitz Fund III-Q, L.P. (collectively, the "AH Fund III Entities"). AH Equity Partners III, L.L.C. ("AH EP III") is the general partner of the AH Fund III Entities and has sole voting and dispositive power with regard to the securities held by the AH III Fund Entities. The managing members of AH EP III are Marc Andreessen and Ben Horowitz. Marc Andreessen and Ben Horowitz share voting and dispositive power with respect to the shares held by the AH Fund III Entities.

F6 · ownership.nature: (Continued from Footnote 5) Such persons and entities disclaim beneficial ownership of the securities held by the AH Fund III Entities and this report shall not be deemed an admission that any such person is the beneficial owner of such securities, except to the extent of his pecuniary interest, if any, in the securities by virtue of his interest in the AH Fund III Entities.

SEC source: 0001144204-19-021353 · tv519710_4.xml · derivative · entry 22

AH Parallel Fund III, L.P. · CIK 0001540363 · 10% owner

AH Parallel Fund III-A, L.P. · CIK 0001540364 · 10% owner

AH Parallel Fund III-B, L.P. · CIK 0001540366 · 10% owner

AH Parallel Fund III-Q, L.P. · CIK 0001540367 · 10% owner

PinAH, L.P. · CIK 0001634575 · 10% owner

AH Equity Partners III (Parallel), L.L.C. · CIK 0001540359 · 10% owner

AH Equity Partners IV, L.L.C. · CIK 0001603403 · 10% owner

Andreessen Marc L · CIK 0001160077 · 10% owner

HOROWITZ BENJAMIN A · CIK 0001166586 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · By AH Parallel Fund III, L.P.

Disclosed balance after: 0

Underlying: Common Stock · 2,727,297 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · derivative.exercise_price: On April 23, 2019 prior to the closing of the initial public offering (the "IPO") by Pinterest, Inc. (the "Company"), each share of preferred stock automatically converted into one share of common stock of the company pursuant to the Sixteenth Amended and Restated Certificate of Incorporation of the Company. Immediately thereafter, but still prior to the closing of the Company's IPO, the Company filed an Amended and Restated Certificate of Incorporation (the "Charter") with the Secretary of State of the State of Delaware, pursuant to which each share of common stock was automatically reclassified into one share of Class B common stock, par value $0.00001, of the Company ("Class B Common Stock"). As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock").

F2 · derivative.exercise_price: (Continued from Footnote 1) Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer. As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock"). Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer.

F1 · shares: On April 23, 2019 prior to the closing of the initial public offering (the "IPO") by Pinterest, Inc. (the "Company"), each share of preferred stock automatically converted into one share of common stock of the company pursuant to the Sixteenth Amended and Restated Certificate of Incorporation of the Company. Immediately thereafter, but still prior to the closing of the Company's IPO, the Company filed an Amended and Restated Certificate of Incorporation (the "Charter") with the Secretary of State of the State of Delaware, pursuant to which each share of common stock was automatically reclassified into one share of Class B common stock, par value $0.00001, of the Company ("Class B Common Stock"). As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock").

F2 · shares: (Continued from Footnote 1) Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer. As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock"). Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer.

F1 · price: On April 23, 2019 prior to the closing of the initial public offering (the "IPO") by Pinterest, Inc. (the "Company"), each share of preferred stock automatically converted into one share of common stock of the company pursuant to the Sixteenth Amended and Restated Certificate of Incorporation of the Company. Immediately thereafter, but still prior to the closing of the Company's IPO, the Company filed an Amended and Restated Certificate of Incorporation (the "Charter") with the Secretary of State of the State of Delaware, pursuant to which each share of common stock was automatically reclassified into one share of Class B common stock, par value $0.00001, of the Company ("Class B Common Stock"). As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock").

F2 · price: (Continued from Footnote 1) Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer. As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock"). Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer.

F1 · derivative.exercise_date: On April 23, 2019 prior to the closing of the initial public offering (the "IPO") by Pinterest, Inc. (the "Company"), each share of preferred stock automatically converted into one share of common stock of the company pursuant to the Sixteenth Amended and Restated Certificate of Incorporation of the Company. Immediately thereafter, but still prior to the closing of the Company's IPO, the Company filed an Amended and Restated Certificate of Incorporation (the "Charter") with the Secretary of State of the State of Delaware, pursuant to which each share of common stock was automatically reclassified into one share of Class B common stock, par value $0.00001, of the Company ("Class B Common Stock"). As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock").

F2 · derivative.exercise_date: (Continued from Footnote 1) Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer. As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock"). Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer.

F1 · derivative.expiration_date: On April 23, 2019 prior to the closing of the initial public offering (the "IPO") by Pinterest, Inc. (the "Company"), each share of preferred stock automatically converted into one share of common stock of the company pursuant to the Sixteenth Amended and Restated Certificate of Incorporation of the Company. Immediately thereafter, but still prior to the closing of the Company's IPO, the Company filed an Amended and Restated Certificate of Incorporation (the "Charter") with the Secretary of State of the State of Delaware, pursuant to which each share of common stock was automatically reclassified into one share of Class B common stock, par value $0.00001, of the Company ("Class B Common Stock"). As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock").

F2 · derivative.expiration_date: (Continued from Footnote 1) Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer. As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock"). Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer.

F7 · ownership.nature: The reported securities are held by AH Parallel Fund III, L.P., for itself and as nominee for AH Parallel Fund III-A, L.P., AH Parallel Fund III-B, L.P., and AH Parallel Fund III-Q, L.P. (collectively, the "AH Parallel Fund III Entities"). AH Equity Partners III (Parallel), L.L.C. ("AH EP III Parallel") is the general partner of the AH Parallel Fund III Entities and has sole voting and dispositive power with regard to the securities held by the AH Parallel Fund III Entities. The managing members of AH EP III Parallel are Marc Andreessen and Ben Horowitz. Marc Andreessen and Ben Horowitz share voting and dispositive power with respect to the shares held by the AH Parallel Fund III Entities.

F8 · ownership.nature: (Continued from Footnote 7) Such persons and entities disclaim beneficial ownership of the securities held by the AH Parallel Fund III Entities and this report shall not be deemed an admission that any such person is the beneficial owner of such securities, except to the extent of his pecuniary interest, if any, in the securities by virtue of his interest in the AH Parallel Fund III Entities.

SEC source: 0001144204-19-021353 · tv519710_4.xml · derivative · entry 21

AH Parallel Fund III, L.P. · CIK 0001540363 · 10% owner

AH Parallel Fund III-A, L.P. · CIK 0001540364 · 10% owner

AH Parallel Fund III-B, L.P. · CIK 0001540366 · 10% owner

AH Parallel Fund III-Q, L.P. · CIK 0001540367 · 10% owner

PinAH, L.P. · CIK 0001634575 · 10% owner

AH Equity Partners III (Parallel), L.L.C. · CIK 0001540359 · 10% owner

AH Equity Partners IV, L.L.C. · CIK 0001603403 · 10% owner

Andreessen Marc L · CIK 0001160077 · 10% owner

HOROWITZ BENJAMIN A · CIK 0001166586 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · By Andreessen Horowitz Fund III, L.P.

Disclosed balance after: 0

Underlying: Common Stock · 3,417,216 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · derivative.exercise_price: On April 23, 2019 prior to the closing of the initial public offering (the "IPO") by Pinterest, Inc. (the "Company"), each share of preferred stock automatically converted into one share of common stock of the company pursuant to the Sixteenth Amended and Restated Certificate of Incorporation of the Company. Immediately thereafter, but still prior to the closing of the Company's IPO, the Company filed an Amended and Restated Certificate of Incorporation (the "Charter") with the Secretary of State of the State of Delaware, pursuant to which each share of common stock was automatically reclassified into one share of Class B common stock, par value $0.00001, of the Company ("Class B Common Stock"). As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock").

F2 · derivative.exercise_price: (Continued from Footnote 1) Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer. As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock"). Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer.

F1 · shares: On April 23, 2019 prior to the closing of the initial public offering (the "IPO") by Pinterest, Inc. (the "Company"), each share of preferred stock automatically converted into one share of common stock of the company pursuant to the Sixteenth Amended and Restated Certificate of Incorporation of the Company. Immediately thereafter, but still prior to the closing of the Company's IPO, the Company filed an Amended and Restated Certificate of Incorporation (the "Charter") with the Secretary of State of the State of Delaware, pursuant to which each share of common stock was automatically reclassified into one share of Class B common stock, par value $0.00001, of the Company ("Class B Common Stock"). As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock").

F2 · shares: (Continued from Footnote 1) Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer. As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock"). Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer.

F1 · price: On April 23, 2019 prior to the closing of the initial public offering (the "IPO") by Pinterest, Inc. (the "Company"), each share of preferred stock automatically converted into one share of common stock of the company pursuant to the Sixteenth Amended and Restated Certificate of Incorporation of the Company. Immediately thereafter, but still prior to the closing of the Company's IPO, the Company filed an Amended and Restated Certificate of Incorporation (the "Charter") with the Secretary of State of the State of Delaware, pursuant to which each share of common stock was automatically reclassified into one share of Class B common stock, par value $0.00001, of the Company ("Class B Common Stock"). As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock").

F2 · price: (Continued from Footnote 1) Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer. As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock"). Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer.

F1 · derivative.exercise_date: On April 23, 2019 prior to the closing of the initial public offering (the "IPO") by Pinterest, Inc. (the "Company"), each share of preferred stock automatically converted into one share of common stock of the company pursuant to the Sixteenth Amended and Restated Certificate of Incorporation of the Company. Immediately thereafter, but still prior to the closing of the Company's IPO, the Company filed an Amended and Restated Certificate of Incorporation (the "Charter") with the Secretary of State of the State of Delaware, pursuant to which each share of common stock was automatically reclassified into one share of Class B common stock, par value $0.00001, of the Company ("Class B Common Stock"). As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock").

F2 · derivative.exercise_date: (Continued from Footnote 1) Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer. As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock"). Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer.

F1 · derivative.expiration_date: On April 23, 2019 prior to the closing of the initial public offering (the "IPO") by Pinterest, Inc. (the "Company"), each share of preferred stock automatically converted into one share of common stock of the company pursuant to the Sixteenth Amended and Restated Certificate of Incorporation of the Company. Immediately thereafter, but still prior to the closing of the Company's IPO, the Company filed an Amended and Restated Certificate of Incorporation (the "Charter") with the Secretary of State of the State of Delaware, pursuant to which each share of common stock was automatically reclassified into one share of Class B common stock, par value $0.00001, of the Company ("Class B Common Stock"). As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock").

F2 · derivative.expiration_date: (Continued from Footnote 1) Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer. As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock"). Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer.

F5 · ownership.nature: The reported securities are held by Andreessen Horowitz Fund III, L.P., for itself and as nominee for Andreessen Horowitz Fund III-A, L.P., Andreessen Horowitz Fund III-B, L.P. and Andreessen Horowitz Fund III-Q, L.P. (collectively, the "AH Fund III Entities"). AH Equity Partners III, L.L.C. ("AH EP III") is the general partner of the AH Fund III Entities and has sole voting and dispositive power with regard to the securities held by the AH III Fund Entities. The managing members of AH EP III are Marc Andreessen and Ben Horowitz. Marc Andreessen and Ben Horowitz share voting and dispositive power with respect to the shares held by the AH Fund III Entities.

F6 · ownership.nature: (Continued from Footnote 5) Such persons and entities disclaim beneficial ownership of the securities held by the AH Fund III Entities and this report shall not be deemed an admission that any such person is the beneficial owner of such securities, except to the extent of his pecuniary interest, if any, in the securities by virtue of his interest in the AH Fund III Entities.

SEC source: 0001144204-19-021353 · tv519710_4.xml · derivative · entry 20

AH Parallel Fund III, L.P. · CIK 0001540363 · 10% owner

AH Parallel Fund III-A, L.P. · CIK 0001540364 · 10% owner

AH Parallel Fund III-B, L.P. · CIK 0001540366 · 10% owner

AH Parallel Fund III-Q, L.P. · CIK 0001540367 · 10% owner

PinAH, L.P. · CIK 0001634575 · 10% owner

AH Equity Partners III (Parallel), L.L.C. · CIK 0001540359 · 10% owner

AH Equity Partners IV, L.L.C. · CIK 0001603403 · 10% owner

Andreessen Marc L · CIK 0001160077 · 10% owner

HOROWITZ BENJAMIN A · CIK 0001166586 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · By AH Parallel Fund, L.P.

Disclosed balance after: 0

Underlying: Common Stock · 218,957 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · derivative.exercise_price: On April 23, 2019 prior to the closing of the initial public offering (the "IPO") by Pinterest, Inc. (the "Company"), each share of preferred stock automatically converted into one share of common stock of the company pursuant to the Sixteenth Amended and Restated Certificate of Incorporation of the Company. Immediately thereafter, but still prior to the closing of the Company's IPO, the Company filed an Amended and Restated Certificate of Incorporation (the "Charter") with the Secretary of State of the State of Delaware, pursuant to which each share of common stock was automatically reclassified into one share of Class B common stock, par value $0.00001, of the Company ("Class B Common Stock"). As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock").

F2 · derivative.exercise_price: (Continued from Footnote 1) Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer. As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock"). Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer.

F1 · shares: On April 23, 2019 prior to the closing of the initial public offering (the "IPO") by Pinterest, Inc. (the "Company"), each share of preferred stock automatically converted into one share of common stock of the company pursuant to the Sixteenth Amended and Restated Certificate of Incorporation of the Company. Immediately thereafter, but still prior to the closing of the Company's IPO, the Company filed an Amended and Restated Certificate of Incorporation (the "Charter") with the Secretary of State of the State of Delaware, pursuant to which each share of common stock was automatically reclassified into one share of Class B common stock, par value $0.00001, of the Company ("Class B Common Stock"). As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock").

F2 · shares: (Continued from Footnote 1) Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer. As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock"). Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer.

F1 · price: On April 23, 2019 prior to the closing of the initial public offering (the "IPO") by Pinterest, Inc. (the "Company"), each share of preferred stock automatically converted into one share of common stock of the company pursuant to the Sixteenth Amended and Restated Certificate of Incorporation of the Company. Immediately thereafter, but still prior to the closing of the Company's IPO, the Company filed an Amended and Restated Certificate of Incorporation (the "Charter") with the Secretary of State of the State of Delaware, pursuant to which each share of common stock was automatically reclassified into one share of Class B common stock, par value $0.00001, of the Company ("Class B Common Stock"). As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock").

F2 · price: (Continued from Footnote 1) Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer. As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock"). Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer.

F1 · derivative.exercise_date: On April 23, 2019 prior to the closing of the initial public offering (the "IPO") by Pinterest, Inc. (the "Company"), each share of preferred stock automatically converted into one share of common stock of the company pursuant to the Sixteenth Amended and Restated Certificate of Incorporation of the Company. Immediately thereafter, but still prior to the closing of the Company's IPO, the Company filed an Amended and Restated Certificate of Incorporation (the "Charter") with the Secretary of State of the State of Delaware, pursuant to which each share of common stock was automatically reclassified into one share of Class B common stock, par value $0.00001, of the Company ("Class B Common Stock"). As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock").

F2 · derivative.exercise_date: (Continued from Footnote 1) Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer. As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock"). Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer.

F1 · derivative.expiration_date: On April 23, 2019 prior to the closing of the initial public offering (the "IPO") by Pinterest, Inc. (the "Company"), each share of preferred stock automatically converted into one share of common stock of the company pursuant to the Sixteenth Amended and Restated Certificate of Incorporation of the Company. Immediately thereafter, but still prior to the closing of the Company's IPO, the Company filed an Amended and Restated Certificate of Incorporation (the "Charter") with the Secretary of State of the State of Delaware, pursuant to which each share of common stock was automatically reclassified into one share of Class B common stock, par value $0.00001, of the Company ("Class B Common Stock"). As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock").

F2 · derivative.expiration_date: (Continued from Footnote 1) Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer. As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock"). Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer.

F4 · ownership.nature: The reported securities are held by AH Parallel Fund, L.P. ("AH Parallel Fund"). AH EP II is the general partner of AH Parallel Fund and has sole voting and dispositive power with regard to the securities held by AH Parallel Fund. The managing members of AH EP II are Marc Andreessen and Ben Horowitz. Marc Andreessen and Ben Horowitz share voting and dispositive power with respect to the shares held by AH Parallel Fund. Such persons and entities disclaim beneficial ownership of the securities held by AH Parallel Fund and this report shall not be deemed an admission that any such person is the beneficial owner of such securities, except to the extent of his pecuniary interest, if any, in the securities by virtue of his interest in AH Parallel Fund.

SEC source: 0001144204-19-021353 · tv519710_4.xml · derivative · entry 19

AH Parallel Fund III, L.P. · CIK 0001540363 · 10% owner

AH Parallel Fund III-A, L.P. · CIK 0001540364 · 10% owner

AH Parallel Fund III-B, L.P. · CIK 0001540366 · 10% owner

AH Parallel Fund III-Q, L.P. · CIK 0001540367 · 10% owner

PinAH, L.P. · CIK 0001634575 · 10% owner

AH Equity Partners III (Parallel), L.L.C. · CIK 0001540359 · 10% owner

AH Equity Partners IV, L.L.C. · CIK 0001603403 · 10% owner

Andreessen Marc L · CIK 0001160077 · 10% owner

HOROWITZ BENJAMIN A · CIK 0001166586 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · By Andreessen Horowitz Fund II, L.P.

Disclosed balance after: 0

Underlying: Common Stock · 2,189,732 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · derivative.exercise_price: On April 23, 2019 prior to the closing of the initial public offering (the "IPO") by Pinterest, Inc. (the "Company"), each share of preferred stock automatically converted into one share of common stock of the company pursuant to the Sixteenth Amended and Restated Certificate of Incorporation of the Company. Immediately thereafter, but still prior to the closing of the Company's IPO, the Company filed an Amended and Restated Certificate of Incorporation (the "Charter") with the Secretary of State of the State of Delaware, pursuant to which each share of common stock was automatically reclassified into one share of Class B common stock, par value $0.00001, of the Company ("Class B Common Stock"). As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock").

F2 · derivative.exercise_price: (Continued from Footnote 1) Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer. As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock"). Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer.

F1 · shares: On April 23, 2019 prior to the closing of the initial public offering (the "IPO") by Pinterest, Inc. (the "Company"), each share of preferred stock automatically converted into one share of common stock of the company pursuant to the Sixteenth Amended and Restated Certificate of Incorporation of the Company. Immediately thereafter, but still prior to the closing of the Company's IPO, the Company filed an Amended and Restated Certificate of Incorporation (the "Charter") with the Secretary of State of the State of Delaware, pursuant to which each share of common stock was automatically reclassified into one share of Class B common stock, par value $0.00001, of the Company ("Class B Common Stock"). As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock").

F2 · shares: (Continued from Footnote 1) Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer. As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock"). Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer.

F1 · price: On April 23, 2019 prior to the closing of the initial public offering (the "IPO") by Pinterest, Inc. (the "Company"), each share of preferred stock automatically converted into one share of common stock of the company pursuant to the Sixteenth Amended and Restated Certificate of Incorporation of the Company. Immediately thereafter, but still prior to the closing of the Company's IPO, the Company filed an Amended and Restated Certificate of Incorporation (the "Charter") with the Secretary of State of the State of Delaware, pursuant to which each share of common stock was automatically reclassified into one share of Class B common stock, par value $0.00001, of the Company ("Class B Common Stock"). As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock").

F2 · price: (Continued from Footnote 1) Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer. As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock"). Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer.

F1 · derivative.exercise_date: On April 23, 2019 prior to the closing of the initial public offering (the "IPO") by Pinterest, Inc. (the "Company"), each share of preferred stock automatically converted into one share of common stock of the company pursuant to the Sixteenth Amended and Restated Certificate of Incorporation of the Company. Immediately thereafter, but still prior to the closing of the Company's IPO, the Company filed an Amended and Restated Certificate of Incorporation (the "Charter") with the Secretary of State of the State of Delaware, pursuant to which each share of common stock was automatically reclassified into one share of Class B common stock, par value $0.00001, of the Company ("Class B Common Stock"). As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock").

F2 · derivative.exercise_date: (Continued from Footnote 1) Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer. As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock"). Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer.

F1 · derivative.expiration_date: On April 23, 2019 prior to the closing of the initial public offering (the "IPO") by Pinterest, Inc. (the "Company"), each share of preferred stock automatically converted into one share of common stock of the company pursuant to the Sixteenth Amended and Restated Certificate of Incorporation of the Company. Immediately thereafter, but still prior to the closing of the Company's IPO, the Company filed an Amended and Restated Certificate of Incorporation (the "Charter") with the Secretary of State of the State of Delaware, pursuant to which each share of common stock was automatically reclassified into one share of Class B common stock, par value $0.00001, of the Company ("Class B Common Stock"). As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock").

F2 · derivative.expiration_date: (Continued from Footnote 1) Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer. As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock"). Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer.

F3 · ownership.nature: The reported securities are held by Andreessen Horowitz Fund II, L.P., for itself and as nominee for Andreessen Horowitz Fund II-A, L.P. and Andreessen Horowitz Fund II-B, L.P. (collectively, the "AH Fund II Entities"). AH Equity Partners II, L.L.C. ("AH EP II") is the general partner of the AH Fund II Entities and has sole voting and dispositive power with regard to the securities held by the AH II Fund Entities. The managing members of AH EP II are Marc Andreessen and Ben Horowitz. Marc Andreessen and Ben Horowitz share voting and dispositive power with respect to the shares held by the AH Fund II Entities. Such persons and entities disclaim beneficial ownership of the securities held by the AH Fund II Entities and this report shall not be deemed an admission that any such person is the beneficial owner of such securities, except to the extent of his pecuniary interest, if any, in the securities by virtue of his interest in the AH Fund II Entities.

SEC source: 0001144204-19-021353 · tv519710_4.xml · derivative · entry 18

AH Parallel Fund III, L.P. · CIK 0001540363 · 10% owner

AH Parallel Fund III-A, L.P. · CIK 0001540364 · 10% owner

AH Parallel Fund III-B, L.P. · CIK 0001540366 · 10% owner

AH Parallel Fund III-Q, L.P. · CIK 0001540367 · 10% owner

PinAH, L.P. · CIK 0001634575 · 10% owner

AH Equity Partners III (Parallel), L.L.C. · CIK 0001540359 · 10% owner

AH Equity Partners IV, L.L.C. · CIK 0001603403 · 10% owner

Andreessen Marc L · CIK 0001160077 · 10% owner

HOROWITZ BENJAMIN A · CIK 0001166586 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · By AH Parallel Fund, L.P.

Disclosed balance after: 0

Underlying: Common Stock · 2,537,150 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · derivative.exercise_price: On April 23, 2019 prior to the closing of the initial public offering (the "IPO") by Pinterest, Inc. (the "Company"), each share of preferred stock automatically converted into one share of common stock of the company pursuant to the Sixteenth Amended and Restated Certificate of Incorporation of the Company. Immediately thereafter, but still prior to the closing of the Company's IPO, the Company filed an Amended and Restated Certificate of Incorporation (the "Charter") with the Secretary of State of the State of Delaware, pursuant to which each share of common stock was automatically reclassified into one share of Class B common stock, par value $0.00001, of the Company ("Class B Common Stock"). As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock").

F2 · derivative.exercise_price: (Continued from Footnote 1) Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer. As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock"). Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer.

F1 · shares: On April 23, 2019 prior to the closing of the initial public offering (the "IPO") by Pinterest, Inc. (the "Company"), each share of preferred stock automatically converted into one share of common stock of the company pursuant to the Sixteenth Amended and Restated Certificate of Incorporation of the Company. Immediately thereafter, but still prior to the closing of the Company's IPO, the Company filed an Amended and Restated Certificate of Incorporation (the "Charter") with the Secretary of State of the State of Delaware, pursuant to which each share of common stock was automatically reclassified into one share of Class B common stock, par value $0.00001, of the Company ("Class B Common Stock"). As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock").

F2 · shares: (Continued from Footnote 1) Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer. As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock"). Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer.

F1 · price: On April 23, 2019 prior to the closing of the initial public offering (the "IPO") by Pinterest, Inc. (the "Company"), each share of preferred stock automatically converted into one share of common stock of the company pursuant to the Sixteenth Amended and Restated Certificate of Incorporation of the Company. Immediately thereafter, but still prior to the closing of the Company's IPO, the Company filed an Amended and Restated Certificate of Incorporation (the "Charter") with the Secretary of State of the State of Delaware, pursuant to which each share of common stock was automatically reclassified into one share of Class B common stock, par value $0.00001, of the Company ("Class B Common Stock"). As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock").

F2 · price: (Continued from Footnote 1) Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer. As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock"). Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer.

F1 · derivative.exercise_date: On April 23, 2019 prior to the closing of the initial public offering (the "IPO") by Pinterest, Inc. (the "Company"), each share of preferred stock automatically converted into one share of common stock of the company pursuant to the Sixteenth Amended and Restated Certificate of Incorporation of the Company. Immediately thereafter, but still prior to the closing of the Company's IPO, the Company filed an Amended and Restated Certificate of Incorporation (the "Charter") with the Secretary of State of the State of Delaware, pursuant to which each share of common stock was automatically reclassified into one share of Class B common stock, par value $0.00001, of the Company ("Class B Common Stock"). As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock").

F2 · derivative.exercise_date: (Continued from Footnote 1) Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer. As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock"). Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer.

F1 · derivative.expiration_date: On April 23, 2019 prior to the closing of the initial public offering (the "IPO") by Pinterest, Inc. (the "Company"), each share of preferred stock automatically converted into one share of common stock of the company pursuant to the Sixteenth Amended and Restated Certificate of Incorporation of the Company. Immediately thereafter, but still prior to the closing of the Company's IPO, the Company filed an Amended and Restated Certificate of Incorporation (the "Charter") with the Secretary of State of the State of Delaware, pursuant to which each share of common stock was automatically reclassified into one share of Class B common stock, par value $0.00001, of the Company ("Class B Common Stock"). As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock").

F2 · derivative.expiration_date: (Continued from Footnote 1) Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer. As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock"). Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer.

F4 · ownership.nature: The reported securities are held by AH Parallel Fund, L.P. ("AH Parallel Fund"). AH EP II is the general partner of AH Parallel Fund and has sole voting and dispositive power with regard to the securities held by AH Parallel Fund. The managing members of AH EP II are Marc Andreessen and Ben Horowitz. Marc Andreessen and Ben Horowitz share voting and dispositive power with respect to the shares held by AH Parallel Fund. Such persons and entities disclaim beneficial ownership of the securities held by AH Parallel Fund and this report shall not be deemed an admission that any such person is the beneficial owner of such securities, except to the extent of his pecuniary interest, if any, in the securities by virtue of his interest in AH Parallel Fund.

SEC source: 0001144204-19-021353 · tv519710_4.xml · derivative · entry 17

AH Parallel Fund III, L.P. · CIK 0001540363 · 10% owner

AH Parallel Fund III-A, L.P. · CIK 0001540364 · 10% owner

AH Parallel Fund III-B, L.P. · CIK 0001540366 · 10% owner

AH Parallel Fund III-Q, L.P. · CIK 0001540367 · 10% owner

PinAH, L.P. · CIK 0001634575 · 10% owner

AH Equity Partners III (Parallel), L.L.C. · CIK 0001540359 · 10% owner

AH Equity Partners IV, L.L.C. · CIK 0001603403 · 10% owner

Andreessen Marc L · CIK 0001160077 · 10% owner

HOROWITZ BENJAMIN A · CIK 0001166586 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · By Andreessen Horowitz Fund II, L.P.

Disclosed balance after: 0

Underlying: Common Stock · 30,121,900 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · derivative.exercise_price: On April 23, 2019 prior to the closing of the initial public offering (the "IPO") by Pinterest, Inc. (the "Company"), each share of preferred stock automatically converted into one share of common stock of the company pursuant to the Sixteenth Amended and Restated Certificate of Incorporation of the Company. Immediately thereafter, but still prior to the closing of the Company's IPO, the Company filed an Amended and Restated Certificate of Incorporation (the "Charter") with the Secretary of State of the State of Delaware, pursuant to which each share of common stock was automatically reclassified into one share of Class B common stock, par value $0.00001, of the Company ("Class B Common Stock"). As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock").

F2 · derivative.exercise_price: (Continued from Footnote 1) Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer. As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock"). Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer.

F1 · shares: On April 23, 2019 prior to the closing of the initial public offering (the "IPO") by Pinterest, Inc. (the "Company"), each share of preferred stock automatically converted into one share of common stock of the company pursuant to the Sixteenth Amended and Restated Certificate of Incorporation of the Company. Immediately thereafter, but still prior to the closing of the Company's IPO, the Company filed an Amended and Restated Certificate of Incorporation (the "Charter") with the Secretary of State of the State of Delaware, pursuant to which each share of common stock was automatically reclassified into one share of Class B common stock, par value $0.00001, of the Company ("Class B Common Stock"). As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock").

F2 · shares: (Continued from Footnote 1) Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer. As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock"). Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer.

F1 · price: On April 23, 2019 prior to the closing of the initial public offering (the "IPO") by Pinterest, Inc. (the "Company"), each share of preferred stock automatically converted into one share of common stock of the company pursuant to the Sixteenth Amended and Restated Certificate of Incorporation of the Company. Immediately thereafter, but still prior to the closing of the Company's IPO, the Company filed an Amended and Restated Certificate of Incorporation (the "Charter") with the Secretary of State of the State of Delaware, pursuant to which each share of common stock was automatically reclassified into one share of Class B common stock, par value $0.00001, of the Company ("Class B Common Stock"). As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock").

F2 · price: (Continued from Footnote 1) Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer. As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock"). Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer.

F1 · derivative.exercise_date: On April 23, 2019 prior to the closing of the initial public offering (the "IPO") by Pinterest, Inc. (the "Company"), each share of preferred stock automatically converted into one share of common stock of the company pursuant to the Sixteenth Amended and Restated Certificate of Incorporation of the Company. Immediately thereafter, but still prior to the closing of the Company's IPO, the Company filed an Amended and Restated Certificate of Incorporation (the "Charter") with the Secretary of State of the State of Delaware, pursuant to which each share of common stock was automatically reclassified into one share of Class B common stock, par value $0.00001, of the Company ("Class B Common Stock"). As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock").

F2 · derivative.exercise_date: (Continued from Footnote 1) Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer. As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock"). Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer.

F1 · derivative.expiration_date: On April 23, 2019 prior to the closing of the initial public offering (the "IPO") by Pinterest, Inc. (the "Company"), each share of preferred stock automatically converted into one share of common stock of the company pursuant to the Sixteenth Amended and Restated Certificate of Incorporation of the Company. Immediately thereafter, but still prior to the closing of the Company's IPO, the Company filed an Amended and Restated Certificate of Incorporation (the "Charter") with the Secretary of State of the State of Delaware, pursuant to which each share of common stock was automatically reclassified into one share of Class B common stock, par value $0.00001, of the Company ("Class B Common Stock"). As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock").

F2 · derivative.expiration_date: (Continued from Footnote 1) Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer. As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock"). Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer.

F3 · ownership.nature: The reported securities are held by Andreessen Horowitz Fund II, L.P., for itself and as nominee for Andreessen Horowitz Fund II-A, L.P. and Andreessen Horowitz Fund II-B, L.P. (collectively, the "AH Fund II Entities"). AH Equity Partners II, L.L.C. ("AH EP II") is the general partner of the AH Fund II Entities and has sole voting and dispositive power with regard to the securities held by the AH II Fund Entities. The managing members of AH EP II are Marc Andreessen and Ben Horowitz. Marc Andreessen and Ben Horowitz share voting and dispositive power with respect to the shares held by the AH Fund II Entities. Such persons and entities disclaim beneficial ownership of the securities held by the AH Fund II Entities and this report shall not be deemed an admission that any such person is the beneficial owner of such securities, except to the extent of his pecuniary interest, if any, in the securities by virtue of his interest in the AH Fund II Entities.

SEC source: 0001144204-19-021353 · tv519710_4.xml · nonDerivative · entry 16

AH Parallel Fund III, L.P. · CIK 0001540363 · 10% owner

AH Parallel Fund III-A, L.P. · CIK 0001540364 · 10% owner

AH Parallel Fund III-B, L.P. · CIK 0001540366 · 10% owner

AH Parallel Fund III-Q, L.P. · CIK 0001540367 · 10% owner

PinAH, L.P. · CIK 0001634575 · 10% owner

AH Equity Partners III (Parallel), L.L.C. · CIK 0001540359 · 10% owner

AH Equity Partners IV, L.L.C. · CIK 0001603403 · 10% owner

Andreessen Marc L · CIK 0001160077 · 10% owner

HOROWITZ BENJAMIN A · CIK 0001166586 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnote

Disclosed balance after: 0

F1 · security: On April 23, 2019 prior to the closing of the initial public offering (the "IPO") by Pinterest, Inc. (the "Company"), each share of preferred stock automatically converted into one share of common stock of the company pursuant to the Sixteenth Amended and Restated Certificate of Incorporation of the Company. Immediately thereafter, but still prior to the closing of the Company's IPO, the Company filed an Amended and Restated Certificate of Incorporation (the "Charter") with the Secretary of State of the State of Delaware, pursuant to which each share of common stock was automatically reclassified into one share of Class B common stock, par value $0.00001, of the Company ("Class B Common Stock"). As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock").

F2 · security: (Continued from Footnote 1) Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer. As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock"). Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer.

F1 · price: On April 23, 2019 prior to the closing of the initial public offering (the "IPO") by Pinterest, Inc. (the "Company"), each share of preferred stock automatically converted into one share of common stock of the company pursuant to the Sixteenth Amended and Restated Certificate of Incorporation of the Company. Immediately thereafter, but still prior to the closing of the Company's IPO, the Company filed an Amended and Restated Certificate of Incorporation (the "Charter") with the Secretary of State of the State of Delaware, pursuant to which each share of common stock was automatically reclassified into one share of Class B common stock, par value $0.00001, of the Company ("Class B Common Stock"). As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock").

F2 · price: (Continued from Footnote 1) Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer. As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock"). Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer.

F9 · ownership.nature: The reported securities are held by PinAH, L.P. ("PinAH"). AH Equity Partners IV, L.L.C. ("AH EP IV") is the general partner of PinAH and has sole voting and dispositive power with regard to the securities held by PinAH. The managing members of AH EP IV are Marc Andreessen and Ben Horowitz. Marc Andreessen and Ben Horowitz share voting and dispositive power with respect to the shares held by PinAH. Such persons and entities disclaim beneficial ownership of the securities held by PinAH and this report shall not be deemed an admission that any such person is the beneficial owner of such securities, except to the extent of his pecuniary interest, if any, in the securities by virtue of his interest in PinAH.

SEC source: 0001144204-19-021353 · tv519710_4.xml · nonDerivative · entry 15

AH Parallel Fund III, L.P. · CIK 0001540363 · 10% owner

AH Parallel Fund III-A, L.P. · CIK 0001540364 · 10% owner

AH Parallel Fund III-B, L.P. · CIK 0001540366 · 10% owner

AH Parallel Fund III-Q, L.P. · CIK 0001540367 · 10% owner

PinAH, L.P. · CIK 0001634575 · 10% owner

AH Equity Partners III (Parallel), L.L.C. · CIK 0001540359 · 10% owner

AH Equity Partners IV, L.L.C. · CIK 0001603403 · 10% owner

Andreessen Marc L · CIK 0001160077 · 10% owner

HOROWITZ BENJAMIN A · CIK 0001166586 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnotes

Disclosed balance after: 0

F1 · security: On April 23, 2019 prior to the closing of the initial public offering (the "IPO") by Pinterest, Inc. (the "Company"), each share of preferred stock automatically converted into one share of common stock of the company pursuant to the Sixteenth Amended and Restated Certificate of Incorporation of the Company. Immediately thereafter, but still prior to the closing of the Company's IPO, the Company filed an Amended and Restated Certificate of Incorporation (the "Charter") with the Secretary of State of the State of Delaware, pursuant to which each share of common stock was automatically reclassified into one share of Class B common stock, par value $0.00001, of the Company ("Class B Common Stock"). As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock").

F2 · security: (Continued from Footnote 1) Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer. As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock"). Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer.

F1 · price: On April 23, 2019 prior to the closing of the initial public offering (the "IPO") by Pinterest, Inc. (the "Company"), each share of preferred stock automatically converted into one share of common stock of the company pursuant to the Sixteenth Amended and Restated Certificate of Incorporation of the Company. Immediately thereafter, but still prior to the closing of the Company's IPO, the Company filed an Amended and Restated Certificate of Incorporation (the "Charter") with the Secretary of State of the State of Delaware, pursuant to which each share of common stock was automatically reclassified into one share of Class B common stock, par value $0.00001, of the Company ("Class B Common Stock"). As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock").

F2 · price: (Continued from Footnote 1) Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer. As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock"). Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer.

F7 · ownership.nature: The reported securities are held by AH Parallel Fund III, L.P., for itself and as nominee for AH Parallel Fund III-A, L.P., AH Parallel Fund III-B, L.P., and AH Parallel Fund III-Q, L.P. (collectively, the "AH Parallel Fund III Entities"). AH Equity Partners III (Parallel), L.L.C. ("AH EP III Parallel") is the general partner of the AH Parallel Fund III Entities and has sole voting and dispositive power with regard to the securities held by the AH Parallel Fund III Entities. The managing members of AH EP III Parallel are Marc Andreessen and Ben Horowitz. Marc Andreessen and Ben Horowitz share voting and dispositive power with respect to the shares held by the AH Parallel Fund III Entities.

F8 · ownership.nature: (Continued from Footnote 7) Such persons and entities disclaim beneficial ownership of the securities held by the AH Parallel Fund III Entities and this report shall not be deemed an admission that any such person is the beneficial owner of such securities, except to the extent of his pecuniary interest, if any, in the securities by virtue of his interest in the AH Parallel Fund III Entities.

SEC source: 0001144204-19-021353 · tv519710_4.xml · nonDerivative · entry 14

AH Parallel Fund III, L.P. · CIK 0001540363 · 10% owner

AH Parallel Fund III-A, L.P. · CIK 0001540364 · 10% owner

AH Parallel Fund III-B, L.P. · CIK 0001540366 · 10% owner

AH Parallel Fund III-Q, L.P. · CIK 0001540367 · 10% owner

PinAH, L.P. · CIK 0001634575 · 10% owner

AH Equity Partners III (Parallel), L.L.C. · CIK 0001540359 · 10% owner

AH Equity Partners IV, L.L.C. · CIK 0001603403 · 10% owner

Andreessen Marc L · CIK 0001160077 · 10% owner

HOROWITZ BENJAMIN A · CIK 0001166586 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnotes

Disclosed balance after: 0

F1 · security: On April 23, 2019 prior to the closing of the initial public offering (the "IPO") by Pinterest, Inc. (the "Company"), each share of preferred stock automatically converted into one share of common stock of the company pursuant to the Sixteenth Amended and Restated Certificate of Incorporation of the Company. Immediately thereafter, but still prior to the closing of the Company's IPO, the Company filed an Amended and Restated Certificate of Incorporation (the "Charter") with the Secretary of State of the State of Delaware, pursuant to which each share of common stock was automatically reclassified into one share of Class B common stock, par value $0.00001, of the Company ("Class B Common Stock"). As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock").

F2 · security: (Continued from Footnote 1) Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer. As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock"). Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer.

F1 · price: On April 23, 2019 prior to the closing of the initial public offering (the "IPO") by Pinterest, Inc. (the "Company"), each share of preferred stock automatically converted into one share of common stock of the company pursuant to the Sixteenth Amended and Restated Certificate of Incorporation of the Company. Immediately thereafter, but still prior to the closing of the Company's IPO, the Company filed an Amended and Restated Certificate of Incorporation (the "Charter") with the Secretary of State of the State of Delaware, pursuant to which each share of common stock was automatically reclassified into one share of Class B common stock, par value $0.00001, of the Company ("Class B Common Stock"). As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock").

F2 · price: (Continued from Footnote 1) Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer. As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock"). Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer.

F5 · ownership.nature: The reported securities are held by Andreessen Horowitz Fund III, L.P., for itself and as nominee for Andreessen Horowitz Fund III-A, L.P., Andreessen Horowitz Fund III-B, L.P. and Andreessen Horowitz Fund III-Q, L.P. (collectively, the "AH Fund III Entities"). AH Equity Partners III, L.L.C. ("AH EP III") is the general partner of the AH Fund III Entities and has sole voting and dispositive power with regard to the securities held by the AH III Fund Entities. The managing members of AH EP III are Marc Andreessen and Ben Horowitz. Marc Andreessen and Ben Horowitz share voting and dispositive power with respect to the shares held by the AH Fund III Entities.

F6 · ownership.nature: (Continued from Footnote 5) Such persons and entities disclaim beneficial ownership of the securities held by the AH Fund III Entities and this report shall not be deemed an admission that any such person is the beneficial owner of such securities, except to the extent of his pecuniary interest, if any, in the securities by virtue of his interest in the AH Fund III Entities.

SEC source: 0001144204-19-021353 · tv519710_4.xml · nonDerivative · entry 13

AH Parallel Fund III, L.P. · CIK 0001540363 · 10% owner

AH Parallel Fund III-A, L.P. · CIK 0001540364 · 10% owner

AH Parallel Fund III-B, L.P. · CIK 0001540366 · 10% owner

AH Parallel Fund III-Q, L.P. · CIK 0001540367 · 10% owner

PinAH, L.P. · CIK 0001634575 · 10% owner

AH Equity Partners III (Parallel), L.L.C. · CIK 0001540359 · 10% owner

AH Equity Partners IV, L.L.C. · CIK 0001603403 · 10% owner

Andreessen Marc L · CIK 0001160077 · 10% owner

HOROWITZ BENJAMIN A · CIK 0001166586 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnote

Disclosed balance after: 0

F1 · security: On April 23, 2019 prior to the closing of the initial public offering (the "IPO") by Pinterest, Inc. (the "Company"), each share of preferred stock automatically converted into one share of common stock of the company pursuant to the Sixteenth Amended and Restated Certificate of Incorporation of the Company. Immediately thereafter, but still prior to the closing of the Company's IPO, the Company filed an Amended and Restated Certificate of Incorporation (the "Charter") with the Secretary of State of the State of Delaware, pursuant to which each share of common stock was automatically reclassified into one share of Class B common stock, par value $0.00001, of the Company ("Class B Common Stock"). As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock").

F2 · security: (Continued from Footnote 1) Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer. As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock"). Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer.

F1 · price: On April 23, 2019 prior to the closing of the initial public offering (the "IPO") by Pinterest, Inc. (the "Company"), each share of preferred stock automatically converted into one share of common stock of the company pursuant to the Sixteenth Amended and Restated Certificate of Incorporation of the Company. Immediately thereafter, but still prior to the closing of the Company's IPO, the Company filed an Amended and Restated Certificate of Incorporation (the "Charter") with the Secretary of State of the State of Delaware, pursuant to which each share of common stock was automatically reclassified into one share of Class B common stock, par value $0.00001, of the Company ("Class B Common Stock"). As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock").

F2 · price: (Continued from Footnote 1) Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer. As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock"). Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer.

F4 · ownership.nature: The reported securities are held by AH Parallel Fund, L.P. ("AH Parallel Fund"). AH EP II is the general partner of AH Parallel Fund and has sole voting and dispositive power with regard to the securities held by AH Parallel Fund. The managing members of AH EP II are Marc Andreessen and Ben Horowitz. Marc Andreessen and Ben Horowitz share voting and dispositive power with respect to the shares held by AH Parallel Fund. Such persons and entities disclaim beneficial ownership of the securities held by AH Parallel Fund and this report shall not be deemed an admission that any such person is the beneficial owner of such securities, except to the extent of his pecuniary interest, if any, in the securities by virtue of his interest in AH Parallel Fund.

SEC source: 0001144204-19-021353 · tv519710_4.xml · nonDerivative · entry 12

AH Parallel Fund III, L.P. · CIK 0001540363 · 10% owner

AH Parallel Fund III-A, L.P. · CIK 0001540364 · 10% owner

AH Parallel Fund III-B, L.P. · CIK 0001540366 · 10% owner

AH Parallel Fund III-Q, L.P. · CIK 0001540367 · 10% owner

PinAH, L.P. · CIK 0001634575 · 10% owner

AH Equity Partners III (Parallel), L.L.C. · CIK 0001540359 · 10% owner

AH Equity Partners IV, L.L.C. · CIK 0001603403 · 10% owner

Andreessen Marc L · CIK 0001160077 · 10% owner

HOROWITZ BENJAMIN A · CIK 0001166586 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnote

Disclosed balance after: 0

F1 · security: On April 23, 2019 prior to the closing of the initial public offering (the "IPO") by Pinterest, Inc. (the "Company"), each share of preferred stock automatically converted into one share of common stock of the company pursuant to the Sixteenth Amended and Restated Certificate of Incorporation of the Company. Immediately thereafter, but still prior to the closing of the Company's IPO, the Company filed an Amended and Restated Certificate of Incorporation (the "Charter") with the Secretary of State of the State of Delaware, pursuant to which each share of common stock was automatically reclassified into one share of Class B common stock, par value $0.00001, of the Company ("Class B Common Stock"). As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock").

F2 · security: (Continued from Footnote 1) Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer. As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock"). Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer.

F1 · price: On April 23, 2019 prior to the closing of the initial public offering (the "IPO") by Pinterest, Inc. (the "Company"), each share of preferred stock automatically converted into one share of common stock of the company pursuant to the Sixteenth Amended and Restated Certificate of Incorporation of the Company. Immediately thereafter, but still prior to the closing of the Company's IPO, the Company filed an Amended and Restated Certificate of Incorporation (the "Charter") with the Secretary of State of the State of Delaware, pursuant to which each share of common stock was automatically reclassified into one share of Class B common stock, par value $0.00001, of the Company ("Class B Common Stock"). As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock").

F2 · price: (Continued from Footnote 1) Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer. As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock"). Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer.

F3 · ownership.nature: The reported securities are held by Andreessen Horowitz Fund II, L.P., for itself and as nominee for Andreessen Horowitz Fund II-A, L.P. and Andreessen Horowitz Fund II-B, L.P. (collectively, the "AH Fund II Entities"). AH Equity Partners II, L.L.C. ("AH EP II") is the general partner of the AH Fund II Entities and has sole voting and dispositive power with regard to the securities held by the AH II Fund Entities. The managing members of AH EP II are Marc Andreessen and Ben Horowitz. Marc Andreessen and Ben Horowitz share voting and dispositive power with respect to the shares held by the AH Fund II Entities. Such persons and entities disclaim beneficial ownership of the securities held by the AH Fund II Entities and this report shall not be deemed an admission that any such person is the beneficial owner of such securities, except to the extent of his pecuniary interest, if any, in the securities by virtue of his interest in the AH Fund II Entities.

SEC source: 0001144204-19-021353 · tv519710_4.xml · nonDerivative · entry 11

AH Parallel Fund III, L.P. · CIK 0001540363 · 10% owner

AH Parallel Fund III-A, L.P. · CIK 0001540364 · 10% owner

AH Parallel Fund III-B, L.P. · CIK 0001540366 · 10% owner

AH Parallel Fund III-Q, L.P. · CIK 0001540367 · 10% owner

PinAH, L.P. · CIK 0001634575 · 10% owner

AH Equity Partners III (Parallel), L.L.C. · CIK 0001540359 · 10% owner

AH Equity Partners IV, L.L.C. · CIK 0001603403 · 10% owner

Andreessen Marc L · CIK 0001160077 · 10% owner

HOROWITZ BENJAMIN A · CIK 0001166586 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · By PinAH, L.P.

Disclosed balance after: 1,704,021

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · security: On April 23, 2019 prior to the closing of the initial public offering (the "IPO") by Pinterest, Inc. (the "Company"), each share of preferred stock automatically converted into one share of common stock of the company pursuant to the Sixteenth Amended and Restated Certificate of Incorporation of the Company. Immediately thereafter, but still prior to the closing of the Company's IPO, the Company filed an Amended and Restated Certificate of Incorporation (the "Charter") with the Secretary of State of the State of Delaware, pursuant to which each share of common stock was automatically reclassified into one share of Class B common stock, par value $0.00001, of the Company ("Class B Common Stock"). As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock").

F2 · security: (Continued from Footnote 1) Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer. As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock"). Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer.

F1 · price: On April 23, 2019 prior to the closing of the initial public offering (the "IPO") by Pinterest, Inc. (the "Company"), each share of preferred stock automatically converted into one share of common stock of the company pursuant to the Sixteenth Amended and Restated Certificate of Incorporation of the Company. Immediately thereafter, but still prior to the closing of the Company's IPO, the Company filed an Amended and Restated Certificate of Incorporation (the "Charter") with the Secretary of State of the State of Delaware, pursuant to which each share of common stock was automatically reclassified into one share of Class B common stock, par value $0.00001, of the Company ("Class B Common Stock"). As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock").

F2 · price: (Continued from Footnote 1) Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer. As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock"). Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer.

F9 · ownership.nature: The reported securities are held by PinAH, L.P. ("PinAH"). AH Equity Partners IV, L.L.C. ("AH EP IV") is the general partner of PinAH and has sole voting and dispositive power with regard to the securities held by PinAH. The managing members of AH EP IV are Marc Andreessen and Ben Horowitz. Marc Andreessen and Ben Horowitz share voting and dispositive power with respect to the shares held by PinAH. Such persons and entities disclaim beneficial ownership of the securities held by PinAH and this report shall not be deemed an admission that any such person is the beneficial owner of such securities, except to the extent of his pecuniary interest, if any, in the securities by virtue of his interest in PinAH.

SEC source: 0001144204-19-021353 · tv519710_4.xml · nonDerivative · entry 10

AH Parallel Fund III, L.P. · CIK 0001540363 · 10% owner

AH Parallel Fund III-A, L.P. · CIK 0001540364 · 10% owner

AH Parallel Fund III-B, L.P. · CIK 0001540366 · 10% owner

AH Parallel Fund III-Q, L.P. · CIK 0001540367 · 10% owner

PinAH, L.P. · CIK 0001634575 · 10% owner

AH Equity Partners III (Parallel), L.L.C. · CIK 0001540359 · 10% owner

AH Equity Partners IV, L.L.C. · CIK 0001603403 · 10% owner

Andreessen Marc L · CIK 0001160077 · 10% owner

HOROWITZ BENJAMIN A · CIK 0001166586 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · By AH Parallel Fund III, L.P.

Disclosed balance after: 3,003,624

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · security: On April 23, 2019 prior to the closing of the initial public offering (the "IPO") by Pinterest, Inc. (the "Company"), each share of preferred stock automatically converted into one share of common stock of the company pursuant to the Sixteenth Amended and Restated Certificate of Incorporation of the Company. Immediately thereafter, but still prior to the closing of the Company's IPO, the Company filed an Amended and Restated Certificate of Incorporation (the "Charter") with the Secretary of State of the State of Delaware, pursuant to which each share of common stock was automatically reclassified into one share of Class B common stock, par value $0.00001, of the Company ("Class B Common Stock"). As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock").

F2 · security: (Continued from Footnote 1) Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer. As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock"). Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer.

F1 · price: On April 23, 2019 prior to the closing of the initial public offering (the "IPO") by Pinterest, Inc. (the "Company"), each share of preferred stock automatically converted into one share of common stock of the company pursuant to the Sixteenth Amended and Restated Certificate of Incorporation of the Company. Immediately thereafter, but still prior to the closing of the Company's IPO, the Company filed an Amended and Restated Certificate of Incorporation (the "Charter") with the Secretary of State of the State of Delaware, pursuant to which each share of common stock was automatically reclassified into one share of Class B common stock, par value $0.00001, of the Company ("Class B Common Stock"). As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock").

F2 · price: (Continued from Footnote 1) Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer. As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock"). Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer.

F7 · ownership.nature: The reported securities are held by AH Parallel Fund III, L.P., for itself and as nominee for AH Parallel Fund III-A, L.P., AH Parallel Fund III-B, L.P., and AH Parallel Fund III-Q, L.P. (collectively, the "AH Parallel Fund III Entities"). AH Equity Partners III (Parallel), L.L.C. ("AH EP III Parallel") is the general partner of the AH Parallel Fund III Entities and has sole voting and dispositive power with regard to the securities held by the AH Parallel Fund III Entities. The managing members of AH EP III Parallel are Marc Andreessen and Ben Horowitz. Marc Andreessen and Ben Horowitz share voting and dispositive power with respect to the shares held by the AH Parallel Fund III Entities.

F8 · ownership.nature: (Continued from Footnote 7) Such persons and entities disclaim beneficial ownership of the securities held by the AH Parallel Fund III Entities and this report shall not be deemed an admission that any such person is the beneficial owner of such securities, except to the extent of his pecuniary interest, if any, in the securities by virtue of his interest in the AH Parallel Fund III Entities.

SEC source: 0001144204-19-021353 · tv519710_4.xml · nonDerivative · entry 9

AH Parallel Fund III, L.P. · CIK 0001540363 · 10% owner

AH Parallel Fund III-A, L.P. · CIK 0001540364 · 10% owner

AH Parallel Fund III-B, L.P. · CIK 0001540366 · 10% owner

AH Parallel Fund III-Q, L.P. · CIK 0001540367 · 10% owner

PinAH, L.P. · CIK 0001634575 · 10% owner

AH Equity Partners III (Parallel), L.L.C. · CIK 0001540359 · 10% owner

AH Equity Partners IV, L.L.C. · CIK 0001603403 · 10% owner

Andreessen Marc L · CIK 0001160077 · 10% owner

HOROWITZ BENJAMIN A · CIK 0001166586 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · By Andreessen Horowitz Fund III, L.P.

Disclosed balance after: 3,763,447

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · security: On April 23, 2019 prior to the closing of the initial public offering (the "IPO") by Pinterest, Inc. (the "Company"), each share of preferred stock automatically converted into one share of common stock of the company pursuant to the Sixteenth Amended and Restated Certificate of Incorporation of the Company. Immediately thereafter, but still prior to the closing of the Company's IPO, the Company filed an Amended and Restated Certificate of Incorporation (the "Charter") with the Secretary of State of the State of Delaware, pursuant to which each share of common stock was automatically reclassified into one share of Class B common stock, par value $0.00001, of the Company ("Class B Common Stock"). As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock").

F2 · security: (Continued from Footnote 1) Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer. As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock"). Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer.

F1 · price: On April 23, 2019 prior to the closing of the initial public offering (the "IPO") by Pinterest, Inc. (the "Company"), each share of preferred stock automatically converted into one share of common stock of the company pursuant to the Sixteenth Amended and Restated Certificate of Incorporation of the Company. Immediately thereafter, but still prior to the closing of the Company's IPO, the Company filed an Amended and Restated Certificate of Incorporation (the "Charter") with the Secretary of State of the State of Delaware, pursuant to which each share of common stock was automatically reclassified into one share of Class B common stock, par value $0.00001, of the Company ("Class B Common Stock"). As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock").

F2 · price: (Continued from Footnote 1) Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer. As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock"). Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer.

F5 · ownership.nature: The reported securities are held by Andreessen Horowitz Fund III, L.P., for itself and as nominee for Andreessen Horowitz Fund III-A, L.P., Andreessen Horowitz Fund III-B, L.P. and Andreessen Horowitz Fund III-Q, L.P. (collectively, the "AH Fund III Entities"). AH Equity Partners III, L.L.C. ("AH EP III") is the general partner of the AH Fund III Entities and has sole voting and dispositive power with regard to the securities held by the AH III Fund Entities. The managing members of AH EP III are Marc Andreessen and Ben Horowitz. Marc Andreessen and Ben Horowitz share voting and dispositive power with respect to the shares held by the AH Fund III Entities.

F6 · ownership.nature: (Continued from Footnote 5) Such persons and entities disclaim beneficial ownership of the securities held by the AH Fund III Entities and this report shall not be deemed an admission that any such person is the beneficial owner of such securities, except to the extent of his pecuniary interest, if any, in the securities by virtue of his interest in the AH Fund III Entities.

SEC source: 0001144204-19-021353 · tv519710_4.xml · nonDerivative · entry 8

AH Parallel Fund III, L.P. · CIK 0001540363 · 10% owner

AH Parallel Fund III-A, L.P. · CIK 0001540364 · 10% owner

AH Parallel Fund III-B, L.P. · CIK 0001540366 · 10% owner

AH Parallel Fund III-Q, L.P. · CIK 0001540367 · 10% owner

PinAH, L.P. · CIK 0001634575 · 10% owner

AH Equity Partners III (Parallel), L.L.C. · CIK 0001540359 · 10% owner

AH Equity Partners IV, L.L.C. · CIK 0001603403 · 10% owner

Andreessen Marc L · CIK 0001160077 · 10% owner

HOROWITZ BENJAMIN A · CIK 0001166586 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · By AH Parallel Fund III, L.P.

Disclosed balance after: 2,981,848

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · security: On April 23, 2019 prior to the closing of the initial public offering (the "IPO") by Pinterest, Inc. (the "Company"), each share of preferred stock automatically converted into one share of common stock of the company pursuant to the Sixteenth Amended and Restated Certificate of Incorporation of the Company. Immediately thereafter, but still prior to the closing of the Company's IPO, the Company filed an Amended and Restated Certificate of Incorporation (the "Charter") with the Secretary of State of the State of Delaware, pursuant to which each share of common stock was automatically reclassified into one share of Class B common stock, par value $0.00001, of the Company ("Class B Common Stock"). As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock").

F2 · security: (Continued from Footnote 1) Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer. As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock"). Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer.

F1 · price: On April 23, 2019 prior to the closing of the initial public offering (the "IPO") by Pinterest, Inc. (the "Company"), each share of preferred stock automatically converted into one share of common stock of the company pursuant to the Sixteenth Amended and Restated Certificate of Incorporation of the Company. Immediately thereafter, but still prior to the closing of the Company's IPO, the Company filed an Amended and Restated Certificate of Incorporation (the "Charter") with the Secretary of State of the State of Delaware, pursuant to which each share of common stock was automatically reclassified into one share of Class B common stock, par value $0.00001, of the Company ("Class B Common Stock"). As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock").

F2 · price: (Continued from Footnote 1) Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer. As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock"). Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer.

F7 · ownership.nature: The reported securities are held by AH Parallel Fund III, L.P., for itself and as nominee for AH Parallel Fund III-A, L.P., AH Parallel Fund III-B, L.P., and AH Parallel Fund III-Q, L.P. (collectively, the "AH Parallel Fund III Entities"). AH Equity Partners III (Parallel), L.L.C. ("AH EP III Parallel") is the general partner of the AH Parallel Fund III Entities and has sole voting and dispositive power with regard to the securities held by the AH Parallel Fund III Entities. The managing members of AH EP III Parallel are Marc Andreessen and Ben Horowitz. Marc Andreessen and Ben Horowitz share voting and dispositive power with respect to the shares held by the AH Parallel Fund III Entities.

F8 · ownership.nature: (Continued from Footnote 7) Such persons and entities disclaim beneficial ownership of the securities held by the AH Parallel Fund III Entities and this report shall not be deemed an admission that any such person is the beneficial owner of such securities, except to the extent of his pecuniary interest, if any, in the securities by virtue of his interest in the AH Parallel Fund III Entities.

SEC source: 0001144204-19-021353 · tv519710_4.xml · nonDerivative · entry 7

AH Parallel Fund III, L.P. · CIK 0001540363 · 10% owner

AH Parallel Fund III-A, L.P. · CIK 0001540364 · 10% owner

AH Parallel Fund III-B, L.P. · CIK 0001540366 · 10% owner

AH Parallel Fund III-Q, L.P. · CIK 0001540367 · 10% owner

PinAH, L.P. · CIK 0001634575 · 10% owner

AH Equity Partners III (Parallel), L.L.C. · CIK 0001540359 · 10% owner

AH Equity Partners IV, L.L.C. · CIK 0001603403 · 10% owner

Andreessen Marc L · CIK 0001160077 · 10% owner

HOROWITZ BENJAMIN A · CIK 0001166586 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · By Andreessen Horowitz Fund III, L.P.

Disclosed balance after: 3,736,162

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · security: On April 23, 2019 prior to the closing of the initial public offering (the "IPO") by Pinterest, Inc. (the "Company"), each share of preferred stock automatically converted into one share of common stock of the company pursuant to the Sixteenth Amended and Restated Certificate of Incorporation of the Company. Immediately thereafter, but still prior to the closing of the Company's IPO, the Company filed an Amended and Restated Certificate of Incorporation (the "Charter") with the Secretary of State of the State of Delaware, pursuant to which each share of common stock was automatically reclassified into one share of Class B common stock, par value $0.00001, of the Company ("Class B Common Stock"). As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock").

F2 · security: (Continued from Footnote 1) Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer. As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock"). Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer.

F1 · price: On April 23, 2019 prior to the closing of the initial public offering (the "IPO") by Pinterest, Inc. (the "Company"), each share of preferred stock automatically converted into one share of common stock of the company pursuant to the Sixteenth Amended and Restated Certificate of Incorporation of the Company. Immediately thereafter, but still prior to the closing of the Company's IPO, the Company filed an Amended and Restated Certificate of Incorporation (the "Charter") with the Secretary of State of the State of Delaware, pursuant to which each share of common stock was automatically reclassified into one share of Class B common stock, par value $0.00001, of the Company ("Class B Common Stock"). As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock").

F2 · price: (Continued from Footnote 1) Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer. As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock"). Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer.

F5 · ownership.nature: The reported securities are held by Andreessen Horowitz Fund III, L.P., for itself and as nominee for Andreessen Horowitz Fund III-A, L.P., Andreessen Horowitz Fund III-B, L.P. and Andreessen Horowitz Fund III-Q, L.P. (collectively, the "AH Fund III Entities"). AH Equity Partners III, L.L.C. ("AH EP III") is the general partner of the AH Fund III Entities and has sole voting and dispositive power with regard to the securities held by the AH III Fund Entities. The managing members of AH EP III are Marc Andreessen and Ben Horowitz. Marc Andreessen and Ben Horowitz share voting and dispositive power with respect to the shares held by the AH Fund III Entities.

F6 · ownership.nature: (Continued from Footnote 5) Such persons and entities disclaim beneficial ownership of the securities held by the AH Fund III Entities and this report shall not be deemed an admission that any such person is the beneficial owner of such securities, except to the extent of his pecuniary interest, if any, in the securities by virtue of his interest in the AH Fund III Entities.

SEC source: 0001144204-19-021353 · tv519710_4.xml · nonDerivative · entry 6

AH Parallel Fund III, L.P. · CIK 0001540363 · 10% owner

AH Parallel Fund III-A, L.P. · CIK 0001540364 · 10% owner

AH Parallel Fund III-B, L.P. · CIK 0001540366 · 10% owner

AH Parallel Fund III-Q, L.P. · CIK 0001540367 · 10% owner

PinAH, L.P. · CIK 0001634575 · 10% owner

AH Equity Partners III (Parallel), L.L.C. · CIK 0001540359 · 10% owner

AH Equity Partners IV, L.L.C. · CIK 0001603403 · 10% owner

Andreessen Marc L · CIK 0001160077 · 10% owner

HOROWITZ BENJAMIN A · CIK 0001166586 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · By AH Parallel Fund III, L.P.

Disclosed balance after: 2,727,297

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · security: On April 23, 2019 prior to the closing of the initial public offering (the "IPO") by Pinterest, Inc. (the "Company"), each share of preferred stock automatically converted into one share of common stock of the company pursuant to the Sixteenth Amended and Restated Certificate of Incorporation of the Company. Immediately thereafter, but still prior to the closing of the Company's IPO, the Company filed an Amended and Restated Certificate of Incorporation (the "Charter") with the Secretary of State of the State of Delaware, pursuant to which each share of common stock was automatically reclassified into one share of Class B common stock, par value $0.00001, of the Company ("Class B Common Stock"). As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock").

F2 · security: (Continued from Footnote 1) Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer. As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock"). Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer.

F1 · price: On April 23, 2019 prior to the closing of the initial public offering (the "IPO") by Pinterest, Inc. (the "Company"), each share of preferred stock automatically converted into one share of common stock of the company pursuant to the Sixteenth Amended and Restated Certificate of Incorporation of the Company. Immediately thereafter, but still prior to the closing of the Company's IPO, the Company filed an Amended and Restated Certificate of Incorporation (the "Charter") with the Secretary of State of the State of Delaware, pursuant to which each share of common stock was automatically reclassified into one share of Class B common stock, par value $0.00001, of the Company ("Class B Common Stock"). As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock").

F2 · price: (Continued from Footnote 1) Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer. As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock"). Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer.

F7 · ownership.nature: The reported securities are held by AH Parallel Fund III, L.P., for itself and as nominee for AH Parallel Fund III-A, L.P., AH Parallel Fund III-B, L.P., and AH Parallel Fund III-Q, L.P. (collectively, the "AH Parallel Fund III Entities"). AH Equity Partners III (Parallel), L.L.C. ("AH EP III Parallel") is the general partner of the AH Parallel Fund III Entities and has sole voting and dispositive power with regard to the securities held by the AH Parallel Fund III Entities. The managing members of AH EP III Parallel are Marc Andreessen and Ben Horowitz. Marc Andreessen and Ben Horowitz share voting and dispositive power with respect to the shares held by the AH Parallel Fund III Entities.

F8 · ownership.nature: (Continued from Footnote 7) Such persons and entities disclaim beneficial ownership of the securities held by the AH Parallel Fund III Entities and this report shall not be deemed an admission that any such person is the beneficial owner of such securities, except to the extent of his pecuniary interest, if any, in the securities by virtue of his interest in the AH Parallel Fund III Entities.

SEC source: 0001144204-19-021353 · tv519710_4.xml · nonDerivative · entry 5

AH Parallel Fund III, L.P. · CIK 0001540363 · 10% owner

AH Parallel Fund III-A, L.P. · CIK 0001540364 · 10% owner

AH Parallel Fund III-B, L.P. · CIK 0001540366 · 10% owner

AH Parallel Fund III-Q, L.P. · CIK 0001540367 · 10% owner

PinAH, L.P. · CIK 0001634575 · 10% owner

AH Equity Partners III (Parallel), L.L.C. · CIK 0001540359 · 10% owner

AH Equity Partners IV, L.L.C. · CIK 0001603403 · 10% owner

Andreessen Marc L · CIK 0001160077 · 10% owner

HOROWITZ BENJAMIN A · CIK 0001166586 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · By Andreessen Horowitz Fund III, L.P.

Disclosed balance after: 3,417,216

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · security: On April 23, 2019 prior to the closing of the initial public offering (the "IPO") by Pinterest, Inc. (the "Company"), each share of preferred stock automatically converted into one share of common stock of the company pursuant to the Sixteenth Amended and Restated Certificate of Incorporation of the Company. Immediately thereafter, but still prior to the closing of the Company's IPO, the Company filed an Amended and Restated Certificate of Incorporation (the "Charter") with the Secretary of State of the State of Delaware, pursuant to which each share of common stock was automatically reclassified into one share of Class B common stock, par value $0.00001, of the Company ("Class B Common Stock"). As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock").

F2 · security: (Continued from Footnote 1) Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer. As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock"). Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer.

F1 · price: On April 23, 2019 prior to the closing of the initial public offering (the "IPO") by Pinterest, Inc. (the "Company"), each share of preferred stock automatically converted into one share of common stock of the company pursuant to the Sixteenth Amended and Restated Certificate of Incorporation of the Company. Immediately thereafter, but still prior to the closing of the Company's IPO, the Company filed an Amended and Restated Certificate of Incorporation (the "Charter") with the Secretary of State of the State of Delaware, pursuant to which each share of common stock was automatically reclassified into one share of Class B common stock, par value $0.00001, of the Company ("Class B Common Stock"). As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock").

F2 · price: (Continued from Footnote 1) Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer. As set forth in the Charter, each share of Class B Common Stock is convertible at any time at the option of the holder into one share of the Company's Class A common stock, par value $0.00001, of the Company ("Class A Common Stock"). Additionally, each share of Class B Common Stock will, subject to certain exceptions, convert automatically into one share of Class A Common Stock upon any transfer.

F5 · ownership.nature: The reported securities are held by Andreessen Horowitz Fund III, L.P., for itself and as nominee for Andreessen Horowitz Fund III-A, L.P., Andreessen Horowitz Fund III-B, L.P. and Andreessen Horowitz Fund III-Q, L.P. (collectively, the "AH Fund III Entities"). AH Equity Partners III, L.L.C. ("AH EP III") is the general partner of the AH Fund III Entities and has sole voting and dispositive power with regard to the securities held by the AH III Fund Entities. The managing members of AH EP III are Marc Andreessen and Ben Horowitz. Marc Andreessen and Ben Horowitz share voting and dispositive power with respect to the shares held by the AH Fund III Entities.

F6 · ownership.nature: (Continued from Footnote 5) Such persons and entities disclaim beneficial ownership of the securities held by the AH Fund III Entities and this report shall not be deemed an admission that any such person is the beneficial owner of such securities, except to the extent of his pecuniary interest, if any, in the securities by virtue of his interest in the AH Fund III Entities.