TTD

SEC source: 0001209191-17-022679 · doc4.xml · nonDerivative · entry 2

Ross Paul · CIK 0001327112 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 45,487

F2 · kind: The sales reported in this Form 4 were effected pursuant to a 10b5-1 trading plan adopted by the Reporting Person in accordance with Rule 10b5-1 of the Securities Exchange Act of 1934, as amended.

F3 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $36.7700 to $37.7699, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote.

SEC source: 0001209191-17-022679 · doc4.xml · nonDerivative · entry 1

Ross Paul · CIK 0001327112 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 50,288

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 · price: Each share of Class B Common Stock has no expiration date and is convertible for no additional consideration into one (1) share of Class A Common Stock at the option of the holder thereof at any time.

SEC source: 0001209191-17-022677 · doc4.xml · nonDerivative · entry 2

Pickles David Randall · CIK 0001671685 · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 250,279

F1 · kind: The sales reported in this Form 4 were effected pursuant to a 10b5-1 trading plan adopted by the Reporting Person in accordance with Rule 10b5-1 of the Securities Exchange Act of 1934, as amended.

F3 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $37.7200 to $38.7199, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote.

SEC source: 0001209191-17-022677 · doc4.xml · nonDerivative · entry 1

Pickles David Randall · CIK 0001671685 · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 289,942

F1 · kind: The sales reported in this Form 4 were effected pursuant to a 10b5-1 trading plan adopted by the Reporting Person in accordance with Rule 10b5-1 of the Securities Exchange Act of 1934, as amended.

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $36.7200 to $37.7199, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote.

SEC source: 0001209191-17-022675 · doc4.xml · derivative · entry 2

Green Jeffrey Terry · CIK 0001671445 · Director · President and CEO · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 5,394,673

Underlying: Class A Common Stock · 8,342 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: Each share of Class B Common Stock has no expiration date and is convertible for no additional consideration into one (1) share of Class A Common Stock at the option of the holder thereof at any time.

F2 · derivative.exercise_date: Each share of Class B Common Stock has no expiration date and is convertible for no additional consideration into one (1) share of Class A Common Stock at the option of the holder thereof at any time.

F2 · derivative.expiration_date: Each share of Class B Common Stock has no expiration date and is convertible for no additional consideration into one (1) share of Class A Common Stock at the option of the holder thereof at any time.

SEC source: 0001209191-17-022675 · doc4.xml · derivative · entry 1

Green Jeffrey Terry · CIK 0001671445 · Director · President and CEO · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 37,428

Underlying: Class B Common Stock · 8,342 shares

Expires 2020-12-08

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_date: The option was granted on December 9, 2015, with a vesting commencement date ("VCD") of January 1, 2016. One forty-eighth (1/48th) of the shares subject to the option vest on each monthly anniversary of the VCD, subject to continued employment with the Issuer through the applicable vesting dates.

SEC source: 0001104659-17-019678 · 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: 3,178,699

Underlying: Class A Common Stock · 15,908 shares

Expires not disclosed

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

F2 · derivative.exercise_date: Each share of Class B Common Stock converts automatically into one share of Class A Common Stock upon any transfer.

F1 · derivative.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: 0001209191-17-021402 · doc4.xml · derivative · entry 4

Perdue Robert David · CIK 0001671410 · Director · Chief Operating Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 95,000

Underlying: Class A Common Stock · 53,666 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_date: Each share of Class B Common Stock has no expiration date and is convertible for no additional consideration into one (1) share of Class A Common Stock at the option of the holder thereof at any time. In addition, each share of Class B Common Stock will convert automatically into one (1) share of Class A Common Stock upon any transfer, whether or not for value, except for certain permitted transfers described in, and transfers to any "permitted transferee" as defined in, the Issuer's Amended and Restated Certificate of Incorporation.

F2 · derivative.expiration_date: Each share of Class B Common Stock has no expiration date and is convertible for no additional consideration into one (1) share of Class A Common Stock at the option of the holder thereof at any time. In addition, each share of Class B Common Stock will convert automatically into one (1) share of Class A Common Stock upon any transfer, whether or not for value, except for certain permitted transfers described in, and transfers to any "permitted transferee" as defined in, the Issuer's Amended and Restated Certificate of Incorporation.

SEC source: 0001209191-17-021402 · doc4.xml · derivative · entry 3

Perdue Robert David · CIK 0001671410 · Director · Chief Operating Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 148,666

Underlying: Class A Common Stock · 95,000 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_date: Each share of Class B Common Stock has no expiration date and is convertible for no additional consideration into one (1) share of Class A Common Stock at the option of the holder thereof at any time. In addition, each share of Class B Common Stock will convert automatically into one (1) share of Class A Common Stock upon any transfer, whether or not for value, except for certain permitted transfers described in, and transfers to any "permitted transferee" as defined in, the Issuer's Amended and Restated Certificate of Incorporation.

F3 · derivative.exercise_date: All shares of Class B Common Stock will convert automatically into shares of Class A Common Stock upon the earlier of (i) the date on which the number of outstanding shares of Class B Common Stock represent less than ten percent (10%) of the aggregate number of shares of the then outstanding Class A Common Stock and Class B Common Stock or (ii) a date specified by the holders of at least sixty-six and two-thirds percent (66 2/3%) of the outstanding shares of Class B Common Stock.

F2 · derivative.expiration_date: Each share of Class B Common Stock has no expiration date and is convertible for no additional consideration into one (1) share of Class A Common Stock at the option of the holder thereof at any time. In addition, each share of Class B Common Stock will convert automatically into one (1) share of Class A Common Stock upon any transfer, whether or not for value, except for certain permitted transfers described in, and transfers to any "permitted transferee" as defined in, the Issuer's Amended and Restated Certificate of Incorporation.

SEC source: 0001209191-17-021402 · doc4.xml · derivative · entry 2

Perdue Robert David · CIK 0001671410 · Director · Chief Operating Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 218,000

Underlying: Class B Common Stock · 95,000 shares

Expires 2023-02-07

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_date: The option was granted on February 8, 2013, with a vesting commencement date ("VCD") of January 7, 2013. One-fourth (1/4th) of the shares subject to the option vest on the first anniversary of the VCD, with one forty-eighth (1/48th ) of the shares subject to the original grant vesting on each monthly anniversary thereafter, subject to continued employment with the Issuer through the applicable vesting dates.

SEC source: 0001209191-17-021402 · doc4.xml · nonDerivative · entry 1

Perdue Robert David · CIK 0001671410 · Director · Chief Operating Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 77,566

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.

SEC source: 0000899243-17-006442 · doc4.xml · derivative · entry 6

Founder Collective GP, LLC · CIK 0001681822 · 10% owner

Founder Collective, L.P. · CIK 0001465350 · 10% owner

Founder Collective Entrepreneurs' Fund, LLC · CIK 0001684232 · 10% owner

Frankel David A. · CIK 0001682665 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · By Founder Collective Entrepreneurs' Fund, LLC

Disclosed balance after: 504,732

Underlying: Class A Common Stock · 486,977 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: Each share of Class B Common Stock has no expiration date and is convertible for no additional consideration into one (1) share of Class A Common Stock at the option of the holder thereof at any time. In addition, each share of Class B Common Stock will convert automatically into one (1) share of Class A Common Stock upon any transfer, whether or not for value, except for certain permitted transfers described in, and transfers to any "permitted transferee" as defined in, the Issuer's Amended and Restated Certificate of Incorporation in effect as of the date hereof.

F1 · derivative.exercise_date: Each share of Class B Common Stock has no expiration date and is convertible for no additional consideration into one (1) share of Class A Common Stock at the option of the holder thereof at any time. In addition, each share of Class B Common Stock will convert automatically into one (1) share of Class A Common Stock upon any transfer, whether or not for value, except for certain permitted transfers described in, and transfers to any "permitted transferee" as defined in, the Issuer's Amended and Restated Certificate of Incorporation in effect as of the date hereof.

F4 · derivative.exercise_date: All shares of Class B Common Stock will convert automatically into shares of a Class A Common Stock on a one-for-one basis upon the earlier of (i) the date on which the number of outstanding shares of Class B Common Stock represent less than ten percent (10%) of the aggregate number of shares of the then outstanding Class A Common Stock and Class B Common Stock or (ii) a date specified by the holders of at least sixty-six and two-thirds percent (66 2/3%) of the outstanding shares of Class B Common Stock.

F1 · derivative.expiration_date: Each share of Class B Common Stock has no expiration date and is convertible for no additional consideration into one (1) share of Class A Common Stock at the option of the holder thereof at any time. In addition, each share of Class B Common Stock will convert automatically into one (1) share of Class A Common Stock upon any transfer, whether or not for value, except for certain permitted transfers described in, and transfers to any "permitted transferee" as defined in, the Issuer's Amended and Restated Certificate of Incorporation in effect as of the date hereof.

F4 · derivative.expiration_date: All shares of Class B Common Stock will convert automatically into shares of a Class A Common Stock on a one-for-one basis upon the earlier of (i) the date on which the number of outstanding shares of Class B Common Stock represent less than ten percent (10%) of the aggregate number of shares of the then outstanding Class A Common Stock and Class B Common Stock or (ii) a date specified by the holders of at least sixty-six and two-thirds percent (66 2/3%) of the outstanding shares of Class B Common Stock.

F2 · ownership.direct: Founder Collective GP, LLC is the general partner (the "General Partner") of Founder Collective, L.P. ("Founder LP") and the managing member of Founder Collective Entrepreneurs' Fund, LLC ("Founder LLC," and together with the General Partner and Founder LP, the "Collective Entities"). David A. Frankel and Eric Paley, a member of the Issuer's Board of Directors, are the managing members of the General Partner and may be deemed to have shared voting and investment power over the shares held by the Collective Entities.

F3 · ownership.direct: Each of the General Partner and Messrs. Frankel and Paley in their respective capacities with regard to the General Partner, may be deemed to indirectly beneficially own the securities held by the Collective Entities, but disclaims ownership of these securities and this report shall not be deemed an admission that any of them is the beneficial owner of such securities for purposes of Section 16 or for any other purpose, except to the extent of their respective pecuniary interests therein.

SEC source: 0000899243-17-006442 · doc4.xml · derivative · entry 5

Founder Collective GP, LLC · CIK 0001681822 · 10% owner

Founder Collective, L.P. · CIK 0001465350 · 10% owner

Founder Collective Entrepreneurs' Fund, LLC · CIK 0001684232 · 10% owner

Frankel David A. · CIK 0001682665 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · By Founder Collective, L.P.

Disclosed balance after: 1,728,621

Underlying: Class A Common Stock · 1,667,813 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: Each share of Class B Common Stock has no expiration date and is convertible for no additional consideration into one (1) share of Class A Common Stock at the option of the holder thereof at any time. In addition, each share of Class B Common Stock will convert automatically into one (1) share of Class A Common Stock upon any transfer, whether or not for value, except for certain permitted transfers described in, and transfers to any "permitted transferee" as defined in, the Issuer's Amended and Restated Certificate of Incorporation in effect as of the date hereof.

F1 · derivative.exercise_date: Each share of Class B Common Stock has no expiration date and is convertible for no additional consideration into one (1) share of Class A Common Stock at the option of the holder thereof at any time. In addition, each share of Class B Common Stock will convert automatically into one (1) share of Class A Common Stock upon any transfer, whether or not for value, except for certain permitted transfers described in, and transfers to any "permitted transferee" as defined in, the Issuer's Amended and Restated Certificate of Incorporation in effect as of the date hereof.

F4 · derivative.exercise_date: All shares of Class B Common Stock will convert automatically into shares of a Class A Common Stock on a one-for-one basis upon the earlier of (i) the date on which the number of outstanding shares of Class B Common Stock represent less than ten percent (10%) of the aggregate number of shares of the then outstanding Class A Common Stock and Class B Common Stock or (ii) a date specified by the holders of at least sixty-six and two-thirds percent (66 2/3%) of the outstanding shares of Class B Common Stock.

F1 · derivative.expiration_date: Each share of Class B Common Stock has no expiration date and is convertible for no additional consideration into one (1) share of Class A Common Stock at the option of the holder thereof at any time. In addition, each share of Class B Common Stock will convert automatically into one (1) share of Class A Common Stock upon any transfer, whether or not for value, except for certain permitted transfers described in, and transfers to any "permitted transferee" as defined in, the Issuer's Amended and Restated Certificate of Incorporation in effect as of the date hereof.

F4 · derivative.expiration_date: All shares of Class B Common Stock will convert automatically into shares of a Class A Common Stock on a one-for-one basis upon the earlier of (i) the date on which the number of outstanding shares of Class B Common Stock represent less than ten percent (10%) of the aggregate number of shares of the then outstanding Class A Common Stock and Class B Common Stock or (ii) a date specified by the holders of at least sixty-six and two-thirds percent (66 2/3%) of the outstanding shares of Class B Common Stock.

F2 · ownership.direct: Founder Collective GP, LLC is the general partner (the "General Partner") of Founder Collective, L.P. ("Founder LP") and the managing member of Founder Collective Entrepreneurs' Fund, LLC ("Founder LLC," and together with the General Partner and Founder LP, the "Collective Entities"). David A. Frankel and Eric Paley, a member of the Issuer's Board of Directors, are the managing members of the General Partner and may be deemed to have shared voting and investment power over the shares held by the Collective Entities.

F3 · ownership.direct: Each of the General Partner and Messrs. Frankel and Paley in their respective capacities with regard to the General Partner, may be deemed to indirectly beneficially own the securities held by the Collective Entities, but disclaims ownership of these securities and this report shall not be deemed an admission that any of them is the beneficial owner of such securities for purposes of Section 16 or for any other purpose, except to the extent of their respective pecuniary interests therein.

SEC source: 0000899243-17-006442 · doc4.xml · nonDerivative · entry 4

Founder Collective GP, LLC · CIK 0001681822 · 10% owner

Founder Collective, L.P. · CIK 0001465350 · 10% owner

Founder Collective Entrepreneurs' Fund, LLC · CIK 0001684232 · 10% owner

Frankel David A. · CIK 0001682665 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · By Founder Collective Entrepreneurs' Fund, LLC

Disclosed balance after: 0

F2 · ownership.direct: Founder Collective GP, LLC is the general partner (the "General Partner") of Founder Collective, L.P. ("Founder LP") and the managing member of Founder Collective Entrepreneurs' Fund, LLC ("Founder LLC," and together with the General Partner and Founder LP, the "Collective Entities"). David A. Frankel and Eric Paley, a member of the Issuer's Board of Directors, are the managing members of the General Partner and may be deemed to have shared voting and investment power over the shares held by the Collective Entities.

F3 · ownership.direct: Each of the General Partner and Messrs. Frankel and Paley in their respective capacities with regard to the General Partner, may be deemed to indirectly beneficially own the securities held by the Collective Entities, but disclaims ownership of these securities and this report shall not be deemed an admission that any of them is the beneficial owner of such securities for purposes of Section 16 or for any other purpose, except to the extent of their respective pecuniary interests therein.

SEC source: 0000899243-17-006442 · doc4.xml · nonDerivative · entry 3

Founder Collective GP, LLC · CIK 0001681822 · 10% owner

Founder Collective, L.P. · CIK 0001465350 · 10% owner

Founder Collective Entrepreneurs' Fund, LLC · CIK 0001684232 · 10% owner

Frankel David A. · CIK 0001682665 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · By Founder Collective Entrepreneurs' Fund, LLC

Disclosed balance after: 486,977

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 · price: Each share of Class B Common Stock has no expiration date and is convertible for no additional consideration into one (1) share of Class A Common Stock at the option of the holder thereof at any time. In addition, each share of Class B Common Stock will convert automatically into one (1) share of Class A Common Stock upon any transfer, whether or not for value, except for certain permitted transfers described in, and transfers to any "permitted transferee" as defined in, the Issuer's Amended and Restated Certificate of Incorporation in effect as of the date hereof.

F2 · ownership.direct: Founder Collective GP, LLC is the general partner (the "General Partner") of Founder Collective, L.P. ("Founder LP") and the managing member of Founder Collective Entrepreneurs' Fund, LLC ("Founder LLC," and together with the General Partner and Founder LP, the "Collective Entities"). David A. Frankel and Eric Paley, a member of the Issuer's Board of Directors, are the managing members of the General Partner and may be deemed to have shared voting and investment power over the shares held by the Collective Entities.

F3 · ownership.direct: Each of the General Partner and Messrs. Frankel and Paley in their respective capacities with regard to the General Partner, may be deemed to indirectly beneficially own the securities held by the Collective Entities, but disclaims ownership of these securities and this report shall not be deemed an admission that any of them is the beneficial owner of such securities for purposes of Section 16 or for any other purpose, except to the extent of their respective pecuniary interests therein.

SEC source: 0000899243-17-006442 · doc4.xml · nonDerivative · entry 2

Founder Collective GP, LLC · CIK 0001681822 · 10% owner

Founder Collective, L.P. · CIK 0001465350 · 10% owner

Founder Collective Entrepreneurs' Fund, LLC · CIK 0001684232 · 10% owner

Frankel David A. · CIK 0001682665 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · By Founder Collective, L.P.

Disclosed balance after: 0

F2 · ownership.direct: Founder Collective GP, LLC is the general partner (the "General Partner") of Founder Collective, L.P. ("Founder LP") and the managing member of Founder Collective Entrepreneurs' Fund, LLC ("Founder LLC," and together with the General Partner and Founder LP, the "Collective Entities"). David A. Frankel and Eric Paley, a member of the Issuer's Board of Directors, are the managing members of the General Partner and may be deemed to have shared voting and investment power over the shares held by the Collective Entities.

F3 · ownership.direct: Each of the General Partner and Messrs. Frankel and Paley in their respective capacities with regard to the General Partner, may be deemed to indirectly beneficially own the securities held by the Collective Entities, but disclaims ownership of these securities and this report shall not be deemed an admission that any of them is the beneficial owner of such securities for purposes of Section 16 or for any other purpose, except to the extent of their respective pecuniary interests therein.

SEC source: 0000899243-17-006442 · doc4.xml · nonDerivative · entry 1

Founder Collective GP, LLC · CIK 0001681822 · 10% owner

Founder Collective, L.P. · CIK 0001465350 · 10% owner

Founder Collective Entrepreneurs' Fund, LLC · CIK 0001684232 · 10% owner

Frankel David A. · CIK 0001682665 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · By Founder Collective, L.P.

Disclosed balance after: 1,667,813

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 · price: Each share of Class B Common Stock has no expiration date and is convertible for no additional consideration into one (1) share of Class A Common Stock at the option of the holder thereof at any time. In addition, each share of Class B Common Stock will convert automatically into one (1) share of Class A Common Stock upon any transfer, whether or not for value, except for certain permitted transfers described in, and transfers to any "permitted transferee" as defined in, the Issuer's Amended and Restated Certificate of Incorporation in effect as of the date hereof.

F2 · ownership.direct: Founder Collective GP, LLC is the general partner (the "General Partner") of Founder Collective, L.P. ("Founder LP") and the managing member of Founder Collective Entrepreneurs' Fund, LLC ("Founder LLC," and together with the General Partner and Founder LP, the "Collective Entities"). David A. Frankel and Eric Paley, a member of the Issuer's Board of Directors, are the managing members of the General Partner and may be deemed to have shared voting and investment power over the shares held by the Collective Entities.

F3 · ownership.direct: Each of the General Partner and Messrs. Frankel and Paley in their respective capacities with regard to the General Partner, may be deemed to indirectly beneficially own the securities held by the Collective Entities, but disclaims ownership of these securities and this report shall not be deemed an admission that any of them is the beneficial owner of such securities for purposes of Section 16 or for any other purpose, except to the extent of their respective pecuniary interests therein.

SEC source: 0000899243-17-006443 · doc4.xml · derivative · entry 6

Paley Eric B · CIK 0001670811 · Director · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · By Founder Collective Entrepreneurs' Fund, LLC

Disclosed balance after: 504,732

Underlying: Class A Common Stock · 486,977 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: Each share of Class B Common Stock has no expiration date and is convertible for no additional consideration into one (1) share of Class A Common Stock at the option of the holder thereof at any time. In addition, each share of Class B Common Stock will convert automatically into one (1) share of Class A Common Stock upon any transfer, whether or not for value, except for certain permitted transfers described in, and transfers to any "permitted transferee" as defined in, the Issuer's Amended and Restated Certificate of Incorporation in effect as of the date hereof.

F1 · derivative.exercise_date: Each share of Class B Common Stock has no expiration date and is convertible for no additional consideration into one (1) share of Class A Common Stock at the option of the holder thereof at any time. In addition, each share of Class B Common Stock will convert automatically into one (1) share of Class A Common Stock upon any transfer, whether or not for value, except for certain permitted transfers described in, and transfers to any "permitted transferee" as defined in, the Issuer's Amended and Restated Certificate of Incorporation in effect as of the date hereof.

F4 · derivative.exercise_date: All shares of Class B Common Stock will convert automatically into shares of a Class A Common Stock on a one-for-one basis upon the earlier of (i) the date on which the number of outstanding shares of Class B Common Stock represent less than ten percent (10%) of the aggregate number of shares of the then outstanding Class A Common Stock and Class B Common Stock or (ii) a date specified by the holders of at least sixty-six and two-thirds percent (66 2/3%) of the outstanding shares of Class B Common Stock.

F1 · derivative.expiration_date: Each share of Class B Common Stock has no expiration date and is convertible for no additional consideration into one (1) share of Class A Common Stock at the option of the holder thereof at any time. In addition, each share of Class B Common Stock will convert automatically into one (1) share of Class A Common Stock upon any transfer, whether or not for value, except for certain permitted transfers described in, and transfers to any "permitted transferee" as defined in, the Issuer's Amended and Restated Certificate of Incorporation in effect as of the date hereof.

F4 · derivative.expiration_date: All shares of Class B Common Stock will convert automatically into shares of a Class A Common Stock on a one-for-one basis upon the earlier of (i) the date on which the number of outstanding shares of Class B Common Stock represent less than ten percent (10%) of the aggregate number of shares of the then outstanding Class A Common Stock and Class B Common Stock or (ii) a date specified by the holders of at least sixty-six and two-thirds percent (66 2/3%) of the outstanding shares of Class B Common Stock.

F2 · ownership.direct: Founder Collective GP, LLC is the general partner (the "General Partner") of Founder Collective, L.P. ("Founder LP") and the managing member of Founder Collective Entrepreneurs' Fund, LLC ("Founder LLC," and together with the General Partner and Founder LP, the "Collective Entities"). David A. Frankel and Eric Paley, a member of the Issuer's Board of Directors, are the managing members of the General Partner and may be deemed to have shared voting and investment power over the shares held by the Collective Entities.

F3 · ownership.direct: Each of the General Partner and Messrs. Frankel and Paley in their respective capacities with regard to the General Partner, may be deemed to indirectly beneficially own the securities held by the Collective Entities, but disclaims ownership of these securities and this report shall not be deemed an admission that any of them is the beneficial owner of such securities for purposes of Section 16 or for any other purpose, except to the extent of their respective pecuniary interests therein.

SEC source: 0000899243-17-006443 · doc4.xml · derivative · entry 5

Paley Eric B · CIK 0001670811 · Director · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · By Founder Collective, L.P.

Disclosed balance after: 1,728,621

Underlying: Class A Common Stock · 1,667,813 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: Each share of Class B Common Stock has no expiration date and is convertible for no additional consideration into one (1) share of Class A Common Stock at the option of the holder thereof at any time. In addition, each share of Class B Common Stock will convert automatically into one (1) share of Class A Common Stock upon any transfer, whether or not for value, except for certain permitted transfers described in, and transfers to any "permitted transferee" as defined in, the Issuer's Amended and Restated Certificate of Incorporation in effect as of the date hereof.

F1 · derivative.exercise_date: Each share of Class B Common Stock has no expiration date and is convertible for no additional consideration into one (1) share of Class A Common Stock at the option of the holder thereof at any time. In addition, each share of Class B Common Stock will convert automatically into one (1) share of Class A Common Stock upon any transfer, whether or not for value, except for certain permitted transfers described in, and transfers to any "permitted transferee" as defined in, the Issuer's Amended and Restated Certificate of Incorporation in effect as of the date hereof.

F4 · derivative.exercise_date: All shares of Class B Common Stock will convert automatically into shares of a Class A Common Stock on a one-for-one basis upon the earlier of (i) the date on which the number of outstanding shares of Class B Common Stock represent less than ten percent (10%) of the aggregate number of shares of the then outstanding Class A Common Stock and Class B Common Stock or (ii) a date specified by the holders of at least sixty-six and two-thirds percent (66 2/3%) of the outstanding shares of Class B Common Stock.

F1 · derivative.expiration_date: Each share of Class B Common Stock has no expiration date and is convertible for no additional consideration into one (1) share of Class A Common Stock at the option of the holder thereof at any time. In addition, each share of Class B Common Stock will convert automatically into one (1) share of Class A Common Stock upon any transfer, whether or not for value, except for certain permitted transfers described in, and transfers to any "permitted transferee" as defined in, the Issuer's Amended and Restated Certificate of Incorporation in effect as of the date hereof.

F4 · derivative.expiration_date: All shares of Class B Common Stock will convert automatically into shares of a Class A Common Stock on a one-for-one basis upon the earlier of (i) the date on which the number of outstanding shares of Class B Common Stock represent less than ten percent (10%) of the aggregate number of shares of the then outstanding Class A Common Stock and Class B Common Stock or (ii) a date specified by the holders of at least sixty-six and two-thirds percent (66 2/3%) of the outstanding shares of Class B Common Stock.

F2 · ownership.direct: Founder Collective GP, LLC is the general partner (the "General Partner") of Founder Collective, L.P. ("Founder LP") and the managing member of Founder Collective Entrepreneurs' Fund, LLC ("Founder LLC," and together with the General Partner and Founder LP, the "Collective Entities"). David A. Frankel and Eric Paley, a member of the Issuer's Board of Directors, are the managing members of the General Partner and may be deemed to have shared voting and investment power over the shares held by the Collective Entities.

F3 · ownership.direct: Each of the General Partner and Messrs. Frankel and Paley in their respective capacities with regard to the General Partner, may be deemed to indirectly beneficially own the securities held by the Collective Entities, but disclaims ownership of these securities and this report shall not be deemed an admission that any of them is the beneficial owner of such securities for purposes of Section 16 or for any other purpose, except to the extent of their respective pecuniary interests therein.

SEC source: 0000899243-17-006443 · doc4.xml · nonDerivative · entry 4

Paley Eric B · CIK 0001670811 · Director · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · By Founder Collective Entrepreneurs' Fund, LLC

Disclosed balance after: 0

F2 · ownership.direct: Founder Collective GP, LLC is the general partner (the "General Partner") of Founder Collective, L.P. ("Founder LP") and the managing member of Founder Collective Entrepreneurs' Fund, LLC ("Founder LLC," and together with the General Partner and Founder LP, the "Collective Entities"). David A. Frankel and Eric Paley, a member of the Issuer's Board of Directors, are the managing members of the General Partner and may be deemed to have shared voting and investment power over the shares held by the Collective Entities.

F3 · ownership.direct: Each of the General Partner and Messrs. Frankel and Paley in their respective capacities with regard to the General Partner, may be deemed to indirectly beneficially own the securities held by the Collective Entities, but disclaims ownership of these securities and this report shall not be deemed an admission that any of them is the beneficial owner of such securities for purposes of Section 16 or for any other purpose, except to the extent of their respective pecuniary interests therein.

SEC source: 0000899243-17-006443 · doc4.xml · nonDerivative · entry 3

Paley Eric B · CIK 0001670811 · Director · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · By Founder Collective Entrepreneurs' Fund, LLC

Disclosed balance after: 486,977

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 · price: Each share of Class B Common Stock has no expiration date and is convertible for no additional consideration into one (1) share of Class A Common Stock at the option of the holder thereof at any time. In addition, each share of Class B Common Stock will convert automatically into one (1) share of Class A Common Stock upon any transfer, whether or not for value, except for certain permitted transfers described in, and transfers to any "permitted transferee" as defined in, the Issuer's Amended and Restated Certificate of Incorporation in effect as of the date hereof.

F2 · ownership.direct: Founder Collective GP, LLC is the general partner (the "General Partner") of Founder Collective, L.P. ("Founder LP") and the managing member of Founder Collective Entrepreneurs' Fund, LLC ("Founder LLC," and together with the General Partner and Founder LP, the "Collective Entities"). David A. Frankel and Eric Paley, a member of the Issuer's Board of Directors, are the managing members of the General Partner and may be deemed to have shared voting and investment power over the shares held by the Collective Entities.

F3 · ownership.direct: Each of the General Partner and Messrs. Frankel and Paley in their respective capacities with regard to the General Partner, may be deemed to indirectly beneficially own the securities held by the Collective Entities, but disclaims ownership of these securities and this report shall not be deemed an admission that any of them is the beneficial owner of such securities for purposes of Section 16 or for any other purpose, except to the extent of their respective pecuniary interests therein.

SEC source: 0000899243-17-006443 · doc4.xml · nonDerivative · entry 2

Paley Eric B · CIK 0001670811 · Director · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · By Founder Collective, L.P.

Disclosed balance after: 0

F2 · ownership.direct: Founder Collective GP, LLC is the general partner (the "General Partner") of Founder Collective, L.P. ("Founder LP") and the managing member of Founder Collective Entrepreneurs' Fund, LLC ("Founder LLC," and together with the General Partner and Founder LP, the "Collective Entities"). David A. Frankel and Eric Paley, a member of the Issuer's Board of Directors, are the managing members of the General Partner and may be deemed to have shared voting and investment power over the shares held by the Collective Entities.

F3 · ownership.direct: Each of the General Partner and Messrs. Frankel and Paley in their respective capacities with regard to the General Partner, may be deemed to indirectly beneficially own the securities held by the Collective Entities, but disclaims ownership of these securities and this report shall not be deemed an admission that any of them is the beneficial owner of such securities for purposes of Section 16 or for any other purpose, except to the extent of their respective pecuniary interests therein.

SEC source: 0000899243-17-006443 · doc4.xml · nonDerivative · entry 1

Paley Eric B · CIK 0001670811 · Director · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · By Founder Collective, L.P.

Disclosed balance after: 1,667,813

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 · price: Each share of Class B Common Stock has no expiration date and is convertible for no additional consideration into one (1) share of Class A Common Stock at the option of the holder thereof at any time. In addition, each share of Class B Common Stock will convert automatically into one (1) share of Class A Common Stock upon any transfer, whether or not for value, except for certain permitted transfers described in, and transfers to any "permitted transferee" as defined in, the Issuer's Amended and Restated Certificate of Incorporation in effect as of the date hereof.

F2 · ownership.direct: Founder Collective GP, LLC is the general partner (the "General Partner") of Founder Collective, L.P. ("Founder LP") and the managing member of Founder Collective Entrepreneurs' Fund, LLC ("Founder LLC," and together with the General Partner and Founder LP, the "Collective Entities"). David A. Frankel and Eric Paley, a member of the Issuer's Board of Directors, are the managing members of the General Partner and may be deemed to have shared voting and investment power over the shares held by the Collective Entities.

F3 · ownership.direct: Each of the General Partner and Messrs. Frankel and Paley in their respective capacities with regard to the General Partner, may be deemed to indirectly beneficially own the securities held by the Collective Entities, but disclaims ownership of these securities and this report shall not be deemed an admission that any of them is the beneficial owner of such securities for purposes of Section 16 or for any other purpose, except to the extent of their respective pecuniary interests therein.

SEC source: 0001209191-17-018320 · doc4.xml · derivative · entry 3

Perdue Robert David · CIK 0001671410 · Director · Chief Operating Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 53,666

Underlying: Class A Common Stock · 100,000 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: Each share of Class B Common Stock has no expiration date and is convertible for no additional consideration into one (1) share of Class A Common Stock at the option of the holder thereof at any time.

F1 · derivative.exercise_date: Each share of Class B Common Stock has no expiration date and is convertible for no additional consideration into one (1) share of Class A Common Stock at the option of the holder thereof at any time.

F1 · derivative.expiration_date: Each share of Class B Common Stock has no expiration date and is convertible for no additional consideration into one (1) share of Class A Common Stock at the option of the holder thereof at any time.

SEC source: 0001209191-17-018320 · doc4.xml · nonDerivative · entry 2

Perdue Robert David · CIK 0001671410 · Director · Chief Operating Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 23,900

SEC source: 0001209191-17-018320 · doc4.xml · nonDerivative · entry 1

Perdue Robert David · CIK 0001671410 · Director · Chief Operating Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 123,900

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 · price: Each share of Class B Common Stock has no expiration date and is convertible for no additional consideration into one (1) share of Class A Common Stock at the option of the holder thereof at any time.

SEC source: 0001209191-17-018307 · doc4.xml · derivative · entry 6

Green Jeffrey Terry · CIK 0001671445 · Director · President and CEO · 10% owner

GREEN IRREVOCABLE TRUST OF 2015 · CIK 0001685014 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · By Trust

Disclosed balance after: 1,266,667

Underlying: Class A Common Stock · 299,999 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: Each share of Class B Common Stock has no expiration date and is convertible for no additional consideration into one (1) share of Class A Common Stock at the option of the holder thereof at any time.

F1 · derivative.exercise_date: Each share of Class B Common Stock has no expiration date and is convertible for no additional consideration into one (1) share of Class A Common Stock at the option of the holder thereof at any time.

F1 · derivative.expiration_date: Each share of Class B Common Stock has no expiration date and is convertible for no additional consideration into one (1) share of Class A Common Stock at the option of the holder thereof at any time.

F2 · ownership.nature: Represents securities held by the Green Irrevocable Trust of 2015 (the "Trust"). Mr. Green is a Trustee of the Trust and has investment and voting control over the shares held by the Trust, and may be deemed to indirectly beneficially own the shares held by the Trust. Mr. Green disclaims beneficial ownership of such shares except to the extent of his pecuniary interest therein. The Trust may be deemed to be the beneficial owner of 10% or more of the shares of the Issuer.

SEC source: 0001209191-17-018307 · doc4.xml · derivative · entry 5

Green Jeffrey Terry · CIK 0001671445 · Director · President and CEO · 10% owner

GREEN IRREVOCABLE TRUST OF 2015 · CIK 0001685014 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 5,386,331

Underlying: Class A Common Stock · 1,900,000 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: Each share of Class B Common Stock has no expiration date and is convertible for no additional consideration into one (1) share of Class A Common Stock at the option of the holder thereof at any time.

F1 · derivative.exercise_date: Each share of Class B Common Stock has no expiration date and is convertible for no additional consideration into one (1) share of Class A Common Stock at the option of the holder thereof at any time.

F1 · derivative.expiration_date: Each share of Class B Common Stock has no expiration date and is convertible for no additional consideration into one (1) share of Class A Common Stock at the option of the holder thereof at any time.

SEC source: 0001209191-17-018307 · doc4.xml · nonDerivative · entry 4

Green Jeffrey Terry · CIK 0001671445 · Director · President and CEO · 10% owner

GREEN IRREVOCABLE TRUST OF 2015 · CIK 0001685014 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · By Trust

Disclosed balance after: 0

F2 · ownership.nature: Represents securities held by the Green Irrevocable Trust of 2015 (the "Trust"). Mr. Green is a Trustee of the Trust and has investment and voting control over the shares held by the Trust, and may be deemed to indirectly beneficially own the shares held by the Trust. Mr. Green disclaims beneficial ownership of such shares except to the extent of his pecuniary interest therein. The Trust may be deemed to be the beneficial owner of 10% or more of the shares of the Issuer.

SEC source: 0001209191-17-018307 · doc4.xml · nonDerivative · entry 3

Green Jeffrey Terry · CIK 0001671445 · Director · President and CEO · 10% owner

GREEN IRREVOCABLE TRUST OF 2015 · CIK 0001685014 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 36,400

SEC source: 0001209191-17-018307 · doc4.xml · nonDerivative · entry 2

Green Jeffrey Terry · CIK 0001671445 · Director · President and CEO · 10% owner

GREEN IRREVOCABLE TRUST OF 2015 · CIK 0001685014 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · By Trust

Disclosed balance after: 299,999

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 · price: Each share of Class B Common Stock has no expiration date and is convertible for no additional consideration into one (1) share of Class A Common Stock at the option of the holder thereof at any time.

F2 · ownership.nature: Represents securities held by the Green Irrevocable Trust of 2015 (the "Trust"). Mr. Green is a Trustee of the Trust and has investment and voting control over the shares held by the Trust, and may be deemed to indirectly beneficially own the shares held by the Trust. Mr. Green disclaims beneficial ownership of such shares except to the extent of his pecuniary interest therein. The Trust may be deemed to be the beneficial owner of 10% or more of the shares of the Issuer.

SEC source: 0001209191-17-018307 · doc4.xml · nonDerivative · entry 1

Green Jeffrey Terry · CIK 0001671445 · Director · President and CEO · 10% owner

GREEN IRREVOCABLE TRUST OF 2015 · CIK 0001685014 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,936,400

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 · price: Each share of Class B Common Stock has no expiration date and is convertible for no additional consideration into one (1) share of Class A Common Stock at the option of the holder thereof at any time.

SEC source: 0001209191-17-018328 · doc4.xml · nonDerivative · entry 1

Pickles David Randall · CIK 0001671685 · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 225,279

SEC source: 0001209191-17-018314 · doc4.xml · derivative · entry 3

Stempeck Brian John · CIK 0001671413 · Chief Client Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 30,000

Underlying: Class A Common Stock · 227,000 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: Each share of Class B Common Stock has no expiration date and is convertible for no additional consideration into one (1) share of Class A Common Stock at the option of the holder thereof at any time.

F1 · derivative.exercise_date: Each share of Class B Common Stock has no expiration date and is convertible for no additional consideration into one (1) share of Class A Common Stock at the option of the holder thereof at any time.

F1 · derivative.expiration_date: Each share of Class B Common Stock has no expiration date and is convertible for no additional consideration into one (1) share of Class A Common Stock at the option of the holder thereof at any time.

SEC source: 0001209191-17-018314 · doc4.xml · nonDerivative · entry 2

Stempeck Brian John · CIK 0001671413 · Chief Client Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 23,900

SEC source: 0001209191-17-018314 · doc4.xml · nonDerivative · entry 1

Stempeck Brian John · CIK 0001671413 · Chief Client Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 250,900

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 · price: Each share of Class B Common Stock has no expiration date and is convertible for no additional consideration into one (1) share of Class A Common Stock at the option of the holder thereof at any time.

SEC source: 0001209191-17-018297 · doc4.xml · nonDerivative · entry 1

WELLS DAVID B · CIK 0001507645 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 8,000

SEC source: 0001209191-17-018743 · doc4.xml · derivative · entry 3

IA Venture Partners, LLC · CIK 0001684985 · 10% owner

IA Venture Strategies Fund I, LP · CIK 0001482303 · 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: 4,075,272

Underlying: Class A Common Stock · 2,500,000 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: Each share of Class B Common Stock has no expiration date and is convertible for no additional consideration into one (1) share of Class A Common Stock at the option of the holder thereof at any time. In addition, each share of Class B Common Stock will convert automatically into one (1) share of Class A Common Stock upon any transfer, whether or not for value, except for certain permitted transfers described in, and transfers to any "permitted transferee" as defined in, the Issuer's Amended and Restated Certificate of Incorporation in effect as of the date hereof.

F1 · derivative.exercise_date: Each share of Class B Common Stock has no expiration date and is convertible for no additional consideration into one (1) share of Class A Common Stock at the option of the holder thereof at any time. In addition, each share of Class B Common Stock will convert automatically into one (1) share of Class A Common Stock upon any transfer, whether or not for value, except for certain permitted transfers described in, and transfers to any "permitted transferee" as defined in, the Issuer's Amended and Restated Certificate of Incorporation in effect as of the date hereof.

F1 · derivative.expiration_date: Each share of Class B Common Stock has no expiration date and is convertible for no additional consideration into one (1) share of Class A Common Stock at the option of the holder thereof at any time. In addition, each share of Class B Common Stock will convert automatically into one (1) share of Class A Common Stock upon any transfer, whether or not for value, except for certain permitted transfers described in, and transfers to any "permitted transferee" as defined in, the Issuer's Amended and Restated Certificate of Incorporation in effect as of the date hereof.

F3 · derivative.expiration_date: All shares of Class B Common Stock will convert automatically into shares of Class A Common Stock on a one-for-one basis upon the earlier of (i) the date on which the number of outstanding shares of Class B Common Stock represent less than ten percent (10%) of the aggregate number of shares of the then outstanding Class A Common Stock and Class B Common Stock or (ii) a date specified by the holders of at least sixty-six and two-thirds percent (66 2/3%) of the outstanding shares of Class B Common Stock.

F2 · ownership.nature: The reporting person is the managing member of IA Venture Partners, LLC which is the general partner (the "General Partner") of IA Venture Strategies Fund I, LP ("IAVS Fund I"). The reporting person has voting and investment control over the shares held by IAVS Fund I. The reporting person may be deemed to indirectly beneficially own the securities held by IAVS Fund I, but disclaims such ownership except to the extent of his pecuniary interest therein.

SEC source: 0001209191-17-018743 · doc4.xml · nonDerivative · entry 2

IA Venture Partners, LLC · CIK 0001684985 · 10% owner

IA Venture Strategies Fund I, LP · CIK 0001482303 · 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

F2 · ownership.nature: The reporting person is the managing member of IA Venture Partners, LLC which is the general partner (the "General Partner") of IA Venture Strategies Fund I, LP ("IAVS Fund I"). The reporting person has voting and investment control over the shares held by IAVS Fund I. The reporting person may be deemed to indirectly beneficially own the securities held by IAVS Fund I, but disclaims such ownership except to the extent of his pecuniary interest therein.

SEC source: 0001209191-17-018743 · doc4.xml · nonDerivative · entry 1

IA Venture Partners, LLC · CIK 0001684985 · 10% owner

IA Venture Strategies Fund I, LP · CIK 0001482303 · 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: 2,500,000

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 · price: Each share of Class B Common Stock has no expiration date and is convertible for no additional consideration into one (1) share of Class A Common Stock at the option of the holder thereof at any time. In addition, each share of Class B Common Stock will convert automatically into one (1) share of Class A Common Stock upon any transfer, whether or not for value, except for certain permitted transfers described in, and transfers to any "permitted transferee" as defined in, the Issuer's Amended and Restated Certificate of Incorporation in effect as of the date hereof.

F2 · ownership.nature: The reporting person is the managing member of IA Venture Partners, LLC which is the general partner (the "General Partner") of IA Venture Strategies Fund I, LP ("IAVS Fund I"). The reporting person has voting and investment control over the shares held by IAVS Fund I. The reporting person may be deemed to indirectly beneficially own the securities held by IAVS Fund I, but disclaims such ownership except to the extent of his pecuniary interest therein.

SEC source: 0001209191-17-018749 · doc4.xml · derivative · entry 3

EHRENBERG ROGER · CIK 0001255301 · Director · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 4,075,272

Underlying: Class A Common Stock · 2,500,000 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: Each share of Class B Common Stock has no expiration date and is convertible for no additional consideration into one (1) share of Class A Common Stock at the option of the holder thereof at any time. In addition, each share of Class B Common Stock will convert automatically into one (1) share of Class A Common Stock upon any transfer, whether or not for value, except for certain permitted transfers described in, and transfers to any "permitted transferee" as defined in, the Issuer's Amended and Restated Certificate of Incorporation in effect as of the date hereof.

F1 · derivative.exercise_date: Each share of Class B Common Stock has no expiration date and is convertible for no additional consideration into one (1) share of Class A Common Stock at the option of the holder thereof at any time. In addition, each share of Class B Common Stock will convert automatically into one (1) share of Class A Common Stock upon any transfer, whether or not for value, except for certain permitted transfers described in, and transfers to any "permitted transferee" as defined in, the Issuer's Amended and Restated Certificate of Incorporation in effect as of the date hereof.

F1 · derivative.expiration_date: Each share of Class B Common Stock has no expiration date and is convertible for no additional consideration into one (1) share of Class A Common Stock at the option of the holder thereof at any time. In addition, each share of Class B Common Stock will convert automatically into one (1) share of Class A Common Stock upon any transfer, whether or not for value, except for certain permitted transfers described in, and transfers to any "permitted transferee" as defined in, the Issuer's Amended and Restated Certificate of Incorporation in effect as of the date hereof.

F3 · derivative.expiration_date: All shares of Class B Common Stock will convert automatically into shares of Class A Common Stock on a one-for-one basis upon the earlier of (i) the date on which the number of outstanding shares of Class B Common Stock represent less than ten percent (10%) of the aggregate number of shares of the then outstanding Class A Common Stock and Class B Common Stock or (ii) a date specified by the holders of at least sixty-six and two-thirds percent (66 2/3%) of the outstanding shares of Class B Common Stock.

F2 · ownership.nature: The reporting person is the managing member of IA Venture Partners, LLC which is the general partner (the "General Partner") of IA Venture Strategies Fund I, LP ("IAVS Fund I"). The reporting person has voting and investment control over the shares held by IAVS Fund I. The reporting person may be deemed to indirectly beneficially own the securities held by IAVS Fund I, but disclaims such ownership except to the extent of his pecuniary interest therein.

SEC source: 0001209191-17-018749 · doc4.xml · nonDerivative · entry 2

EHRENBERG ROGER · CIK 0001255301 · Director · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 0

F2 · ownership.nature: The reporting person is the managing member of IA Venture Partners, LLC which is the general partner (the "General Partner") of IA Venture Strategies Fund I, LP ("IAVS Fund I"). The reporting person has voting and investment control over the shares held by IAVS Fund I. The reporting person may be deemed to indirectly beneficially own the securities held by IAVS Fund I, but disclaims such ownership except to the extent of his pecuniary interest therein.

SEC source: 0001209191-17-018749 · doc4.xml · nonDerivative · entry 1

EHRENBERG ROGER · CIK 0001255301 · Director · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 2,500,000

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 · price: Each share of Class B Common Stock has no expiration date and is convertible for no additional consideration into one (1) share of Class A Common Stock at the option of the holder thereof at any time. In addition, each share of Class B Common Stock will convert automatically into one (1) share of Class A Common Stock upon any transfer, whether or not for value, except for certain permitted transfers described in, and transfers to any "permitted transferee" as defined in, the Issuer's Amended and Restated Certificate of Incorporation in effect as of the date hereof.

F2 · ownership.nature: The reporting person is the managing member of IA Venture Partners, LLC which is the general partner (the "General Partner") of IA Venture Strategies Fund I, LP ("IAVS Fund I"). The reporting person has voting and investment control over the shares held by IAVS Fund I. The reporting person may be deemed to indirectly beneficially own the securities held by IAVS Fund I, but disclaims such ownership except to the extent of his pecuniary interest therein.

SEC source: 0001209191-17-022672 · doc4a.xml · derivative · entry 2

Pickles David Randall · CIK 0001671685 · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 662,883

Underlying: Class A Common Stock · 100,000 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: Each share of Class B Common Stock has no expiration date and is convertible for no additional consideration into one (1) share of Class A Common Stock at the option of the holder thereof at any time.

F1 · shares: This amendment is being filed to amend the Form 4 filed by the Reporting Person on March 6, 2017 to include the conversion of shares of Class B Common Stock to shares of Class A Common Stock.

F2 · derivative.exercise_date: Each share of Class B Common Stock has no expiration date and is convertible for no additional consideration into one (1) share of Class A Common Stock at the option of the holder thereof at any time.

F2 · derivative.expiration_date: Each share of Class B Common Stock has no expiration date and is convertible for no additional consideration into one (1) share of Class A Common Stock at the option of the holder thereof at any time.

SEC source: 0001209191-17-022672 · doc4a.xml · nonDerivative · entry 1

Pickles David Randall · CIK 0001671685 · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 325,279

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 · shares: This amendment is being filed to amend the Form 4 filed by the Reporting Person on March 6, 2017 to include the conversion of shares of Class B Common Stock to shares of Class A Common Stock.

SEC source: 0001209191-17-017888 · doc4.xml · derivative · entry 2

Ross Paul · CIK 0001327112 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 5,000

Underlying: Class A Common Stock · 5,000 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_date: Each share of Class B Common Stock has no expiration date and is convertible for no additional consideration into one (1) share of Class A Common Stock at the option of the holder thereof at any time.

F2 · derivative.expiration_date: Each share of Class B Common Stock has no expiration date and is convertible for no additional consideration into one (1) share of Class A Common Stock at the option of the holder thereof at any time.

SEC source: 0001209191-17-017888 · doc4.xml · derivative · entry 1

Ross Paul · CIK 0001327112 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 17,921

Underlying: Class B Common Stock · 5,000 shares

Expires 2025-01-19

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_date: The option was granted on January 20, 2015, the vesting commencement date ("VCD") . One forty-eighth (1/48th) of the shares subject to the option vest on the first monthly anniversary of the VCD, with one forty-eighth (1/48th ) of the shares subject to the original grant vesting on each monthly anniversary thereafter, subject to continued employment with the Issuer through the applicable vesting dates.

SEC source: 0001209191-17-018290 · doc4.xml · derivative · entry 2

Ross Paul · CIK 0001327112 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Class A Common Stock · 5,000 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: Each share of Class B Common Stock has no expiration date and is convertible for no additional consideration into one (1) share of Class A Common Stock at the option of the holder thereof at any time.

F1 · derivative.exercise_date: Each share of Class B Common Stock has no expiration date and is convertible for no additional consideration into one (1) share of Class A Common Stock at the option of the holder thereof at any time.

F1 · derivative.expiration_date: Each share of Class B Common Stock has no expiration date and is convertible for no additional consideration into one (1) share of Class A Common Stock at the option of the holder thereof at any time.

SEC source: 0001209191-17-018290 · doc4.xml · nonDerivative · entry 1

Ross Paul · CIK 0001327112 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 40,288

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 · price: Each share of Class B Common Stock has no expiration date and is convertible for no additional consideration into one (1) share of Class A Common Stock at the option of the holder thereof at any time.

SEC source: 0001209191-17-017645 · doc4.xml · nonDerivative · entry 1

FALBERG KATHRYN E · CIK 0001206977 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · By Family Trust

Disclosed balance after: 60,000

F1 · price: The price reported in Column 4 is a weighted average price. The shares were purchased in multiple transactions at prices ranging from $42.99 to $43.70, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price within the ranges set forth in this footnote.