XYZ

SEC source: 0001209191-17-040330 · doc4.xml · nonDerivative · entry 1

SIMMONS RUTH J · CIK 0001174484 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 42,944

F1 · shares: Represents an automatic annual restricted stock unit (RSU) award issued pursuant to the Issuer's Outside Director Compensation Policy. Each RSU represents a contingent right to receive one share of Issuer's Class A Common Stock upon settlement. 100% of the RSUs vest on the earlier of June 14, 2017, or the Issuer's next annual meeting of stockholders.

SEC source: 0001209191-17-040328 · doc4.xml · nonDerivative · entry 1

Deighton Paul · CIK 0001674686 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 40,277

F1 · shares: Represents an automatic annual restricted stock unit (RSU) award issued pursuant to the Issuer's Outside Director Compensation Policy. Each RSU represents a contingent right to receive one share of Issuer's Class A Common Stock upon settlement. 100% of the RSUs vest on the earlier of June 14, 2017, or the Issuer's next annual meeting of stockholders.

SEC source: 0001209191-17-040416 · doc4.xml · nonDerivative · entry 1

BOTHA ROELOF · CIK 0001222287 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 43,433

F1 · shares: Represents an automatic annual restricted stock unit (RSU) award issued pursuant to the Issuer's Outside Director Compensation Policy. Each RSU represents a contingent right to receive one share of Issuer's Class A Common Stock upon settlement. 100% of the RSUs vest on the earlier of June 14, 2017, or the Issuer's next annual meeting of stockholders.

SEC source: 0001209191-17-040636 · doc4.xml · nonDerivative · entry 1

Meeker Mary G · CIK 0001544567 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 183,780

F1 · shares: Represents an automatic annual restricted stock unit (RSU) award issued pursuant to the Issuer's Outside Director Compensation Policy. Each RSU represents a contingent right to receive one share of Issuer's Class A Common Stock upon settlement. 100% of the RSUs vest on the earlier of June 14, 2017, or the Issuer's next annual meeting of stockholders.

F2 · balance_after: Includes 76,614 shares and 63,733 shares acquired on May 5, 2017 and June 1, 2017, respectively, pursuant to distributions made by KPCB DGF Associates, LLC ("DGF Associates").

F3 · balance_after: The reporting person is a managing member of DGF Associates, which is the managing member of KPCB Digital Growth Fund, LLC ("KPCB Growth") and KPCB DGF Founders Fund, LLC ("KPCB FF"). The reporting person is deemed to hold the reported securities for the benefit of KPCB Holdings, Inc. as nominee. KPCB Holdings, Inc., as nominee, may be deemed to be the indirect beneficial owner of the securities. KPCB Holdings, Inc., as nominee, holds securities for the account of KPCB Growth, KPCB FF and KPCB sFund, LLC ("sFund"). The reporting person may be deemed to share voting and investment power over the securities held by KPCB Growth, KPCB FF and sFund. The reporting person disclaims beneficial ownership over such securities except to the extent of her pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

SEC source: 0001209191-17-040586 · doc4.xml · nonDerivative · entry 1

Summers Lawrence Henry · CIK 0001626636 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 38,033

F1 · shares: Represents an automatic annual restricted stock unit (RSU) award issued pursuant to the Issuer's Outside Director Compensation Policy. Each RSU represents a contingent right to receive one share of Issuer's Class A Common Stock upon settlement. 100% of the RSUs vest on the earlier of June 14, 2017, or the Issuer's next annual meeting of stockholders.

SEC source: 0001209191-17-040586 · doc4.xml · derivative · entry 3

Summers Lawrence Henry · CIK 0001626636 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 201,019

Underlying: Class A Common Stock · 167,805 shares

Expires not disclosed

F2 · security: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the option of the holder and has no expiration date.

F2 · derivative.exercise_price: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the option of the holder and has no expiration date.

F2 · derivative.exercise_date: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the option of the holder and has no expiration date.

F2 · derivative.expiration_date: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the option of the holder and has no expiration date.

SEC source: 0001209191-17-040586 · doc4.xml · derivative · entry 2

Summers Lawrence Henry · CIK 0001626636 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 322,874

Underlying: Class A Common Stock · 167,805 shares

Expires not disclosed

F2 · security: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the option of the holder and has no expiration date.

F2 · derivative.exercise_price: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the option of the holder and has no expiration date.

F2 · derivative.exercise_date: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the option of the holder and has no expiration date.

F2 · derivative.expiration_date: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the option of the holder and has no expiration date.

F3 · ownership.nature: The shares are held of record by the LHS 2016 Qualified Annuity Trust - Square, for which the Reporting Person serves as trustee.

SEC source: 0000899243-17-016097 · doc4.xml · nonDerivative · entry 4

Khosla Ventures III, L.P. · CIK 0001471809 · former 10% holder

Khosla Ventures Associates III, LLC · CIK 0001501934 · former 10% holder

VK Services, LLC · CIK 0001501927 · former 10% holder

KHOSLA VINOD · CIK 0001032453 · former 10% holder

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

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 2,549,361

F3 · kind: On June 8, 2017, 454,545 shares of Class A Common Stock held by KVA III were distributed to the members of KVA III.

F5 · ownership.nature: Consists of securities held of record by VK Services. Vinod Khosla is the managing member of VK Services. Each of VK Services and Vinod Khosla may be deemed to possess voting and investment control over such securities, and each of VK Services and Vinod Khosla may be deemed to have indirect beneficial ownership of such securities. Each Reporting Person disclaims beneficial ownership of such shares except to the extent of his or its pecuniary interest therein.

SEC source: 0000899243-17-016097 · doc4.xml · nonDerivative · entry 3

Khosla Ventures III, L.P. · CIK 0001471809 · former 10% holder

Khosla Ventures Associates III, LLC · CIK 0001501934 · former 10% holder

VK Services, LLC · CIK 0001501927 · former 10% holder

KHOSLA VINOD · CIK 0001032453 · former 10% holder

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

F3 · kind: On June 8, 2017, 454,545 shares of Class A Common Stock held by KVA III were distributed to the members of KVA III.

F4 · ownership.nature: Consists of securities held of record by KVA III. Vinod Khosla is the managing member of VK Services, which is the manager of KVA III. Each of KVA III, VK Services and Vinod Khosla may be deemed to possess voting and investment control over such securities, and each of KVA III, VK Services and Vinod Khosla may be deemed to have indirect beneficial ownership of such securities. Each Reporting Person disclaims beneficial ownership of such shares except to the extent of his or its pecuniary interest therein.

SEC source: 0000899243-17-016097 · doc4.xml · nonDerivative · entry 2

Khosla Ventures III, L.P. · CIK 0001471809 · former 10% holder

Khosla Ventures Associates III, LLC · CIK 0001501934 · former 10% holder

VK Services, LLC · CIK 0001501927 · former 10% holder

KHOSLA VINOD · CIK 0001032453 · former 10% holder

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

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 454,545

F2 · kind: On June 8, 2017, 5,000,000 shares of Class A Common Stock held by KV III were distributed to the limited partners and general partners of KV III.

F4 · ownership.nature: Consists of securities held of record by KVA III. Vinod Khosla is the managing member of VK Services, which is the manager of KVA III. Each of KVA III, VK Services and Vinod Khosla may be deemed to possess voting and investment control over such securities, and each of KVA III, VK Services and Vinod Khosla may be deemed to have indirect beneficial ownership of such securities. Each Reporting Person disclaims beneficial ownership of such shares except to the extent of his or its pecuniary interest therein.

SEC source: 0000899243-17-016097 · doc4.xml · nonDerivative · entry 1

Khosla Ventures III, L.P. · CIK 0001471809 · former 10% holder

Khosla Ventures Associates III, LLC · CIK 0001501934 · former 10% holder

VK Services, LLC · CIK 0001501927 · former 10% holder

KHOSLA VINOD · CIK 0001032453 · former 10% holder

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 · kind: On June 8, 2017, 5,000,000 shares of Class A Common Stock held by KV III were distributed to the limited partners and general partners of KV III.

F1 · ownership.nature: Consists of securities held of record by Khosla Ventures III, LP ("KV III"), of which Khosla Ventures Associates III, LLC ("KVA III") is the general partner. Vinod Khosla is the managing member of VK Services, LLC ("VK Services"), which is the manager of KVA III. Each of KVA III, VK Services and Vinod Khosla may be deemed to possess voting and investment control over such securities, and each of KVA III, VK Services and Vinod Khosla may be deemed to have indirect beneficial ownership of such securities. Each Reporting Person disclaims beneficial ownership of such shares except to the extent of his or its pecuniary interest therein.

SEC source: 0001209191-17-038342 · doc4.xml · derivative · entry 5

McKelvey James Morgan Jr. · CIK 0001658460 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 5,200,000

Underlying: Class A Common Stock · 90,000 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.

F4 · security: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the option of the holder and has no expiration date.

F4 · derivative.exercise_price: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the option of the holder and has no expiration date.

F1 · kind: Represents the conversion of Class B Common Stock into Class A Common Stock held of record by the Reporting Person.

F4 · derivative.exercise_date: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the option of the holder and has no expiration date.

F4 · derivative.expiration_date: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the option of the holder and has no expiration date.

SEC source: 0001209191-17-038342 · doc4.xml · nonDerivative · entry 2

McKelvey James Morgan Jr. · CIK 0001658460 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 96,308

F2 · kind: The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person.

F3 · price: The reported price in Column 4 is a weighted average sale price. These shares were sold in multiple transactions at prices ranging from $22.93 to $23.71 per share. 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 range set forth in this footnote.

SEC source: 0001209191-17-038342 · doc4.xml · nonDerivative · entry 1

McKelvey James Morgan Jr. · CIK 0001658460 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 186,308

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 · kind: Represents the conversion of Class B Common Stock into Class A Common Stock held of record by the Reporting Person.

SEC source: 0000899243-17-015582 · doc4.xml · derivative · entry 6

Khosla Ventures III, L.P. · CIK 0001471809 · 10% owner

Khosla Ventures Associates III, LLC · CIK 0001501934 · 10% owner

VK Services, LLC · CIK 0001501927 · 10% owner

KHOSLA VINOD · CIK 0001032453 · 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: 18,522,780

Underlying: Class A Common Stock · 10,000,000 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.

F7 · derivative.exercise_price: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the option of the holder and has no expiration date.

F1 · kind: Pursuant to a conversion exempt under Rule 16b-6(b), shares of Class B Common Stock were automatically converted into shares of Class A Common Stock on a one-for-one basis.

F7 · price: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the option of the holder and has no expiration date.

F7 · derivative.exercise_date: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the option of the holder and has no expiration date.

F7 · derivative.expiration_date: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the option of the holder and has no expiration date.

F2 · ownership.nature: Consists of securities held of record by Khosla Ventures III, LP ("KV III"), of which Khosla Ventures Associates III, LLC ("KVA III") is the general partner. Vinod Khosla is the managing member of VK Services, LLC ("VK Services"), which is the manager of KVA III. Each of KVA III, VK Services and Vinod Khosla may be deemed to possess voting and investment control over such securities, and each of KVA III, VK Services and Vinod Khosla may be deemed to have indirect beneficial ownership of such securities. Each Reporting Person disclaims beneficial ownership of such shares except to the extent of his or its pecuniary interest therein.

SEC source: 0000899243-17-015582 · doc4.xml · nonDerivative · entry 5

Khosla Ventures III, L.P. · CIK 0001471809 · 10% owner

Khosla Ventures Associates III, LLC · CIK 0001501934 · 10% owner

VK Services, LLC · CIK 0001501927 · 10% owner

KHOSLA VINOD · CIK 0001032453 · 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: 2,109,816

F4 · kind: On June 2, 2017, 454,545 shares of Class A Common Stock held by KVA III were distributed to the members of KVA III.

F6 · ownership.nature: Consists of securities held of record by VK Services. Vinod Khosla is the managing member of VK Services. Each of VK Services and Vinod Khosla may be deemed to possess voting and investment control over such securities, and each of VK Services and Vinod Khosla may be deemed to have indirect beneficial ownership of such securities. Each Reporting Person disclaims beneficial ownership of such shares except to the extent of his or its pecuniary interest therein.

SEC source: 0000899243-17-015582 · doc4.xml · nonDerivative · entry 4

Khosla Ventures III, L.P. · CIK 0001471809 · 10% owner

Khosla Ventures Associates III, LLC · CIK 0001501934 · 10% owner

VK Services, LLC · CIK 0001501927 · 10% owner

KHOSLA VINOD · CIK 0001032453 · 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

F4 · kind: On June 2, 2017, 454,545 shares of Class A Common Stock held by KVA III were distributed to the members of KVA III.

F5 · ownership.nature: Consists of securities held of record by KVA III. Vinod Khosla is the managing member of VK Services, which is the manager of KVA III. Each of KVA III, VK Services and Vinod Khosla may be deemed to possess voting and investment control over such securities, and each of KVA III, VK Services and Vinod Khosla may be deemed to have indirect beneficial ownership of such securities. Each Reporting Person disclaims beneficial ownership of such shares except to the extent of his or its pecuniary interest therein.

SEC source: 0000899243-17-015582 · doc4.xml · nonDerivative · entry 3

Khosla Ventures III, L.P. · CIK 0001471809 · 10% owner

Khosla Ventures Associates III, LLC · CIK 0001501934 · 10% owner

VK Services, LLC · CIK 0001501927 · 10% owner

KHOSLA VINOD · CIK 0001032453 · 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: 454,545

F3 · kind: On June 2, 2017, 5,000,000 shares of Class A Common Stock held by KV III were distributed to the limited partners and general partners of KV III.

F5 · ownership.nature: Consists of securities held of record by KVA III. Vinod Khosla is the managing member of VK Services, which is the manager of KVA III. Each of KVA III, VK Services and Vinod Khosla may be deemed to possess voting and investment control over such securities, and each of KVA III, VK Services and Vinod Khosla may be deemed to have indirect beneficial ownership of such securities. Each Reporting Person disclaims beneficial ownership of such shares except to the extent of his or its pecuniary interest therein.

SEC source: 0000899243-17-015582 · doc4.xml · nonDerivative · entry 2

Khosla Ventures III, L.P. · CIK 0001471809 · 10% owner

Khosla Ventures Associates III, LLC · CIK 0001501934 · 10% owner

VK Services, LLC · CIK 0001501927 · 10% owner

KHOSLA VINOD · CIK 0001032453 · 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: 5,000,000

F3 · kind: On June 2, 2017, 5,000,000 shares of Class A Common Stock held by KV III were distributed to the limited partners and general partners of KV III.

F2 · ownership.nature: Consists of securities held of record by Khosla Ventures III, LP ("KV III"), of which Khosla Ventures Associates III, LLC ("KVA III") is the general partner. Vinod Khosla is the managing member of VK Services, LLC ("VK Services"), which is the manager of KVA III. Each of KVA III, VK Services and Vinod Khosla may be deemed to possess voting and investment control over such securities, and each of KVA III, VK Services and Vinod Khosla may be deemed to have indirect beneficial ownership of such securities. Each Reporting Person disclaims beneficial ownership of such shares except to the extent of his or its pecuniary interest therein.

SEC source: 0000899243-17-015582 · doc4.xml · nonDerivative · entry 1

Khosla Ventures III, L.P. · CIK 0001471809 · 10% owner

Khosla Ventures Associates III, LLC · CIK 0001501934 · 10% owner

VK Services, LLC · CIK 0001501927 · 10% owner

KHOSLA VINOD · CIK 0001032453 · 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: 10,000,000

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 · kind: Pursuant to a conversion exempt under Rule 16b-6(b), shares of Class B Common Stock were automatically converted into shares of Class A Common Stock on a one-for-one basis.

F1 · price: Pursuant to a conversion exempt under Rule 16b-6(b), shares of Class B Common Stock were automatically converted into shares of Class A Common Stock on a one-for-one basis.

F2 · ownership.nature: Consists of securities held of record by Khosla Ventures III, LP ("KV III"), of which Khosla Ventures Associates III, LLC ("KVA III") is the general partner. Vinod Khosla is the managing member of VK Services, LLC ("VK Services"), which is the manager of KVA III. Each of KVA III, VK Services and Vinod Khosla may be deemed to possess voting and investment control over such securities, and each of KVA III, VK Services and Vinod Khosla may be deemed to have indirect beneficial ownership of such securities. Each Reporting Person disclaims beneficial ownership of such shares except to the extent of his or its pecuniary interest therein.

SEC source: 0001209191-17-037434 · doc4.xml · derivative · entry 4

Summers Lawrence Henry · CIK 0001626636 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 490,679

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.

F5 · security: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the option of the holder and has no expiration date.

F5 · derivative.exercise_price: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the option of the holder and has no expiration date.

F1 · kind: Represents the conversion of Class B Common Stock into Class A Common Stock held of record by the LHS 2016 Qualified Annuity Trust - Square (LHS 2016 Trust), for which the Reporting Person serves as trustee.

F5 · derivative.exercise_date: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the option of the holder and has no expiration date.

F5 · derivative.expiration_date: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the option of the holder and has no expiration date.

F2 · ownership.nature: The shares are held of record by the LHS 2016 Trust.

SEC source: 0001209191-17-037434 · doc4.xml · nonDerivative · entry 2

Summers Lawrence Henry · CIK 0001626636 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnote

Disclosed balance after: 0

F3 · kind: The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the LHS 2016 Trust.

F4 · price: The reported price in Column 4 is a weighted average sale price. These shares were sold in multiple transactions at prices ranging from $23.03 to $23.56 per share. 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 range set forth in this footnote.

F2 · ownership.nature: The shares are held of record by the LHS 2016 Trust.

SEC source: 0001209191-17-037434 · doc4.xml · nonDerivative · entry 1

Summers Lawrence Henry · CIK 0001626636 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnote

Disclosed balance after: 100,000

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 · kind: Represents the conversion of Class B Common Stock into Class A Common Stock held of record by the LHS 2016 Qualified Annuity Trust - Square (LHS 2016 Trust), for which the Reporting Person serves as trustee.

F2 · ownership.nature: The shares are held of record by the LHS 2016 Trust.

SEC source: 0001209191-17-036922 · doc4.xml · derivative · entry 6

Dorsey Jack · CIK 0001590945 · Director · President, CEO & Chairman · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnote

Disclosed balance after: 55,725,306

Underlying: Class A Common Stock · 267,500 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.

F9 · security: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the option of the holder and has no expiration date.

F9 · derivative.exercise_price: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the option of the holder and has no expiration date.

F5 · kind: Represents the conversion of Class B Common Stock into Class A Common Stock held of record by the Jack Dorsey Revocable Trust u/a/d 12/8/10, for which the Reporting Person serves as Trustee.

F9 · derivative.exercise_date: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the option of the holder and has no expiration date.

F9 · derivative.expiration_date: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the option of the holder and has no expiration date.

F6 · ownership.nature: The shares are held of record by the Jack Dorsey Revocable Trust u/a/d 12/8/10.

SEC source: 0001209191-17-036922 · doc4.xml · derivative · entry 5

Dorsey Jack · CIK 0001590945 · Director · President, CEO & Chairman · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnote

Disclosed balance after: 0

Underlying: Class A Common Stock · 41,500 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.

F9 · security: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the option of the holder and has no expiration date.

F9 · derivative.exercise_price: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the option of the holder and has no expiration date.

F1 · kind: Represents the conversion of Class B Common Stock into Class A Common Stock held of record by Start Small, LLC for which the Reporting Person is the sole member.

F9 · derivative.exercise_date: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the option of the holder and has no expiration date.

F9 · derivative.expiration_date: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the option of the holder and has no expiration date.

F2 · ownership.nature: The shares are held of record by Start Small, LLC.

SEC source: 0001209191-17-036922 · doc4.xml · nonDerivative · entry 4

Dorsey Jack · CIK 0001590945 · Director · President, CEO & Chairman · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnote

Disclosed balance after: 0

F7 · kind: The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the Jack Dorsey Revocable Trust u/a/d 12/8/10.

F8 · price: The reported price in Column 4 is a weighted average sale price. These shares were sold in multiple transactions at prices ranging from $22.35 to $22.83 per share. 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 range set forth in this footnote.

F6 · ownership.nature: The shares are held of record by the Jack Dorsey Revocable Trust u/a/d 12/8/10.

SEC source: 0001209191-17-036922 · doc4.xml · nonDerivative · entry 3

Dorsey Jack · CIK 0001590945 · Director · President, CEO & Chairman · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnote

Disclosed balance after: 267,500

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.

F5 · kind: Represents the conversion of Class B Common Stock into Class A Common Stock held of record by the Jack Dorsey Revocable Trust u/a/d 12/8/10, for which the Reporting Person serves as Trustee.

F6 · ownership.nature: The shares are held of record by the Jack Dorsey Revocable Trust u/a/d 12/8/10.

SEC source: 0001209191-17-036922 · doc4.xml · nonDerivative · entry 2

Dorsey Jack · CIK 0001590945 · Director · President, CEO & Chairman · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnote

Disclosed balance after: 0

F3 · kind: The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by Start Small, LLC.

F4 · price: The reported price in Column 4 is a weighted average sale price. These shares were sold in multiple transactions at prices ranging from $22.34 to $22.83 per share. 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 range set forth in this footnote.

F2 · ownership.nature: The shares are held of record by Start Small, LLC.

SEC source: 0001209191-17-036922 · doc4.xml · nonDerivative · entry 1

Dorsey Jack · CIK 0001590945 · Director · President, CEO & Chairman · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnote

Disclosed balance after: 41,500

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 · kind: Represents the conversion of Class B Common Stock into Class A Common Stock held of record by Start Small, LLC for which the Reporting Person is the sole member.

F2 · ownership.nature: The shares are held of record by Start Small, LLC.

SEC source: 0001209191-17-036026 · doc4.xml · nonDerivative · entry 3

Friar Sarah · CIK 0001570658 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnote

Disclosed balance after: 0

F2 · kind: The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the David Riley and Sarah Friar Revocable Trust dated August 11, 2006 (Revocable Trust) for which the Reporting Person serves as a trustee. The Reporting Person has sole dispositive power and voting control over the shares of the Issuer held by the Revocable Trust.

F5 · price: The reported price in Column 4 is a weighted average sale price. These shares were sold in multiple transactions at prices ranging from $21.95 to $22.68 per share. 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 range set forth in this footnote.

F4 · ownership.nature: The shares are held of record by the Revocable Trust.

SEC source: 0001209191-17-036026 · doc4.xml · nonDerivative · entry 2

Friar Sarah · CIK 0001570658 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnote

Disclosed balance after: 19,200

F2 · kind: The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the David Riley and Sarah Friar Revocable Trust dated August 11, 2006 (Revocable Trust) for which the Reporting Person serves as a trustee. The Reporting Person has sole dispositive power and voting control over the shares of the Issuer held by the Revocable Trust.

F3 · price: The reported price in Column 4 is a weighted average sale price. These shares were sold in multiple transactions at prices ranging from $21.46 to $21.96 per share. 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 range set forth in this footnote.

F4 · ownership.nature: The shares are held of record by the Revocable Trust.

SEC source: 0001209191-17-038342 · doc4.xml · derivative · entry 4

McKelvey James Morgan Jr. · CIK 0001658460 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 5,290,000

Underlying: Class A Common Stock · 3,628,749 shares

Expires not disclosed

F4 · security: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the option of the holder and has no expiration date.

F4 · derivative.exercise_price: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the option of the holder and has no expiration date.

F4 · derivative.exercise_date: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the option of the holder and has no expiration date.

F4 · derivative.expiration_date: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the option of the holder and has no expiration date.

SEC source: 0001209191-17-038342 · doc4.xml · derivative · entry 3

McKelvey James Morgan Jr. · CIK 0001658460 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnote

Disclosed balance after: 18,247,347

Underlying: Class A Common Stock · 3,628,749 shares

Expires not disclosed

F4 · security: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the option of the holder and has no expiration date.

F4 · derivative.exercise_price: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the option of the holder and has no expiration date.

F4 · derivative.exercise_date: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the option of the holder and has no expiration date.

F4 · derivative.expiration_date: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the option of the holder and has no expiration date.

F5 · ownership.nature: The shares are held of record by the James McKelvey, Jr. Revocable Trust dated July 2, 2014, for which the Reporting Person serves as a Trustee.

SEC source: 0001209191-17-033695 · doc4.xml · derivative · entry 6

Dorsey Jack · CIK 0001590945 · Director · President, CEO & Chairman · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnote

Disclosed balance after: 55,992,806

Underlying: Class A Common Stock · 323,750 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.

F9 · security: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the option of the holder and has no expiration date.

F9 · derivative.exercise_price: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the option of the holder and has no expiration date.

F5 · kind: Represents the conversion of Class B Common Stock into Class A Common Stock held of record by the Jack Dorsey Revocable Trust u/a/d 12/8/10, for which the Reporting Person serves as Trustee.

F9 · derivative.exercise_date: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the option of the holder and has no expiration date.

F9 · derivative.expiration_date: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the option of the holder and has no expiration date.

F6 · ownership.nature: The shares are held of record by the Jack Dorsey Revocable Trust u/a/d 12/8/10.

SEC source: 0001209191-17-033695 · doc4.xml · derivative · entry 5

Dorsey Jack · CIK 0001590945 · Director · President, CEO & Chairman · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnote

Disclosed balance after: 41,500

Underlying: Class A Common Stock · 57,750 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.

F9 · security: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the option of the holder and has no expiration date.

F9 · derivative.exercise_price: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the option of the holder and has no expiration date.

F1 · kind: Represents the conversion of Class B Common Stock into Class A Common Stock held of record by Start Small, LLC for which the Reporting Person is the sole member.

F9 · derivative.exercise_date: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the option of the holder and has no expiration date.

F9 · derivative.expiration_date: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the option of the holder and has no expiration date.

F2 · ownership.nature: The shares are held of record by Start Small, LLC.

SEC source: 0001209191-17-033695 · doc4.xml · nonDerivative · entry 4

Dorsey Jack · CIK 0001590945 · Director · President, CEO & Chairman · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnote

Disclosed balance after: 0

F7 · kind: The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the Jack Dorsey Revocable Trust u/a/d 12/8/10.

F8 · price: The reported price in Column 4 is a weighted average sale price. These shares were sold in multiple transactions at prices ranging from $20.14 to $20.68 per share. 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 range set forth in this footnote.

F6 · ownership.nature: The shares are held of record by the Jack Dorsey Revocable Trust u/a/d 12/8/10.

SEC source: 0001209191-17-033695 · doc4.xml · nonDerivative · entry 3

Dorsey Jack · CIK 0001590945 · Director · President, CEO & Chairman · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnote

Disclosed balance after: 323,750

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.

F5 · kind: Represents the conversion of Class B Common Stock into Class A Common Stock held of record by the Jack Dorsey Revocable Trust u/a/d 12/8/10, for which the Reporting Person serves as Trustee.

F6 · ownership.nature: The shares are held of record by the Jack Dorsey Revocable Trust u/a/d 12/8/10.

SEC source: 0001209191-17-033695 · doc4.xml · nonDerivative · entry 2

Dorsey Jack · CIK 0001590945 · Director · President, CEO & Chairman · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnote

Disclosed balance after: 0

F3 · kind: The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by Start Small, LLC.

F4 · price: The reported price in Column 4 is a weighted average sale price. These shares were sold in multiple transactions at prices ranging from $20.20 to $20.64 per share. 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 range set forth in this footnote.

F2 · ownership.nature: The shares are held of record by Start Small, LLC.

SEC source: 0001209191-17-033695 · doc4.xml · nonDerivative · entry 1

Dorsey Jack · CIK 0001590945 · Director · President, CEO & Chairman · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnote

Disclosed balance after: 57,750

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 · kind: Represents the conversion of Class B Common Stock into Class A Common Stock held of record by Start Small, LLC for which the Reporting Person is the sole member.

F2 · ownership.nature: The shares are held of record by Start Small, LLC.

SEC source: 0001209191-17-036026 · doc4.xml · nonDerivative · entry 1

Friar Sarah · CIK 0001570658 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 375,023

F1 · shares: These shares were acquired under the Issuer's Employee Stock Purchase Plan in a transaction that was exempt under both Rule 16b-3(d) and Rule 16b-3(c).

SEC source: 0001209191-17-043644 · doc4.xml · nonDerivative · entry 1

Dale Ajmere · CIK 0001683645 · Chief Accounting Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 149,391

F1 · shares: These shares were acquired under the Issuer's Employee Stock Purchase Plan in a transaction that was exempt under both Rule 16b-3(d) and Rule 16b-3(c).

SEC source: 0001209191-17-043582 · doc4.xml · nonDerivative · entry 1

Henry Alyssa · CIK 0001658470 · Seller Lead

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 476,440

F1 · shares: These shares were acquired under the Issuer's Employee Stock Purchase Plan in a transaction that was exempt under both Rule 16b-3(d) and Rule 16b-3(c).

SEC source: 0001209191-17-043631 · doc4.xml · nonDerivative · entry 1

Reses Jacqueline D · CIK 0001699681 · Capital Lead & People Lead

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 675,143

F1 · shares: These shares were acquired under the Issuer's Employee Stock Purchase Plan in a transaction that was exempt under both Rule 16b-3(d) and Rule 16b-3(c).

SEC source: 0000899243-17-013094 · doc4.xml · nonDerivative · entry 1

BOTHA ROELOF · CIK 0001222287 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · By Sequoia Capital U.S. Venture 2010-Seed Fund L.P.

Disclosed balance after: 899,976

F1 · kind: These shares were received by Sequoia Capital U.S. Venture 2010-Seed Fund L.P. as part of a pro rata distribution-in-kind to the limited partners of an investment fund.

F2 · ownership.nature: SC US (TTGP), Ltd. is the general partner of SC U.S. Venture 2010 Management, L.P., which is the general partner of Sequoia Capital U.S. Venture 2010-Seed Fund, L.P. The Reporting Person is a Director of SC US (TTGP), Ltd. The Reporting Person disclaims beneficial ownership of these securities except to the extent of his pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purposes.

SEC source: 0001209191-17-031250 · doc4.xml · derivative · entry 3

McKelvey James Morgan Jr. · CIK 0001658460 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,661,251

Underlying: Class A Common Stock · 90,000 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.

F4 · security: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the option of the holder and has no expiration date.

F4 · derivative.exercise_price: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the option of the holder and has no expiration date.

F1 · kind: Represents the conversion of Class B Common Stock into Class A Common Stock held of record by the Reporting Person.

F4 · derivative.exercise_date: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the option of the holder and has no expiration date.

F4 · derivative.expiration_date: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the option of the holder and has no expiration date.

SEC source: 0001209191-17-031250 · doc4.xml · nonDerivative · entry 2

McKelvey James Morgan Jr. · CIK 0001658460 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 96,308

F2 · kind: The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person.

F3 · price: The reported price in Column 4 is a weighted average sale price. These shares were sold in multiple transactions at prices ranging from $19.48 to $19.83 per share. 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 range set forth in this footnote.

SEC source: 0001209191-17-031250 · doc4.xml · nonDerivative · entry 1

McKelvey James Morgan Jr. · CIK 0001658460 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 186,308

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 · kind: Represents the conversion of Class B Common Stock into Class A Common Stock held of record by the Reporting Person.

SEC source: 0001209191-17-031132 · doc4.xml · derivative · entry 4

Summers Lawrence Henry · CIK 0001626636 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 590,679

Underlying: Class A Common Stock · 150,000 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.

F5 · security: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the option of the holder and has no expiration date.

F5 · derivative.exercise_price: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the option of the holder and has no expiration date.

F1 · kind: Represents the conversion of Class B Common Stock into Class A Common Stock held of record by the LHS 2016 Qualified Annuity Trust - Square (LHS 2016 Trust), for which the Reporting Person serves as trustee.

F5 · derivative.exercise_date: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the option of the holder and has no expiration date.

F5 · derivative.expiration_date: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the option of the holder and has no expiration date.

F2 · ownership.nature: The shares are held of record by the LHS 2016 Trust.

SEC source: 0001209191-17-031132 · doc4.xml · nonDerivative · entry 2

Summers Lawrence Henry · CIK 0001626636 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnote

Disclosed balance after: 0

F3 · kind: The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the LHS 2016 Trust.

F4 · price: The reported price in Column 4 is a weighted average sale price. These shares were sold in multiple transactions at prices ranging from $19.41 to $19.90 per share. 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 range set forth in this footnote.

F2 · ownership.nature: The shares are held of record by the LHS 2016 Trust.

SEC source: 0001209191-17-031132 · doc4.xml · nonDerivative · entry 1

Summers Lawrence Henry · CIK 0001626636 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnote

Disclosed balance after: 150,000

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 · kind: Represents the conversion of Class B Common Stock into Class A Common Stock held of record by the LHS 2016 Qualified Annuity Trust - Square (LHS 2016 Trust), for which the Reporting Person serves as trustee.

F2 · ownership.nature: The shares are held of record by the LHS 2016 Trust.