MDB

SEC source: 0001441816-19-000235 · wf-form4_157541125333549.xml · nonDerivative · entry 4

Hazard Charles M Jr · CIK 0001339247 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 104,207

F1 · kind: The transactions were pursuant to a Rule 10b5-1 trading plan adopted by the reporting person.

SEC source: 0001441816-19-000235 · wf-form4_157541125333549.xml · nonDerivative · entry 3

Hazard Charles M Jr · CIK 0001339247 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 104,255

F1 · kind: The transactions were pursuant to a Rule 10b5-1 trading plan adopted by the reporting person.

F4 · price: The price reported is a weighted average sales price. The shares were sold in multiple transactions at prices ranging from $137.53 to $138.36, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer or the staff of the Securities 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: 0001441816-19-000235 · wf-form4_157541125333549.xml · nonDerivative · entry 2

Hazard Charles M Jr · CIK 0001339247 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 105,059

F1 · kind: The transactions were pursuant to a Rule 10b5-1 trading plan adopted by the reporting person.

F3 · price: The price reported is a weighted average sales price. The shares were sold in multiple transactions at prices ranging from $136.46 to $137.39, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer or the staff of the Securities 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: 0001441816-19-000235 · wf-form4_157541125333549.xml · nonDerivative · entry 1

Hazard Charles M Jr · CIK 0001339247 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 105,548

F1 · kind: The transactions were pursuant to a Rule 10b5-1 trading plan adopted by the reporting person.

F2 · price: The price reported is a weighted average sales price. The shares were sold in multiple transactions at prices ranging from $135.45 to $135.98, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer or the staff of the Securities 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: 0001441816-19-000231 · wf-form4_157428639581068.xml · nonDerivative · entry 1

Bull Thomas · CIK 0001719887 · Principal Accounting Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 16,028

F1 · shares: This security represents restricted stock units. Each restricted stock unit represents a contingent right to receive one share of Class A Common Stock of the Issuer. This restricted stock unit award vests quarterly over a four-year period beginning on January 1, 2020, with 0% vesting in the first year, 20% vesting in the second year, 30% vesting in the third year and 50% vesting in the fourth year, subject to the Reporting Person's continued service with the Issuer.

SEC source: 0001441816-19-000228 · wf-form4_157428633564974.xml · nonDerivative · entry 1

DSOUZA FRANCISCO · CIK 0001231715 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 2,583

F1 · shares: Represents 2,583 restricted stock units acquired pursuant to the Issuer's non-employee director compensation policy. Each restricted stock unit represents a contingent right to receive one share of Class A Common Stock of the Issuer and has no expiration date. The shares underlying the restricted stock unit award shall vest in equal annual installments over three years beginning on November 20, 2020, subject to the reporting person providing continuous service to the Issuer.

SEC source: 0001441816-19-000230 · wf-form4_157428637654655.xml · derivative · entry 2

Pech Cedric · CIK 0001767034 · Chief Revenue Officer

10b5-1 filing: Not disclosed

Ownership: Indirect · By KW Investments SRL

Disclosed balance after: 133,430

Underlying: Class A Common Stock · 9,800 shares

Expires 2027-04-05

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.

F3 · derivative.exercise_date: All shares underlying this option are immediately exercisable, subject to a repurchase right in the Issuer's favor which lapses in accordance with the option's vesting schedule. The remaining shares shall vest in 20 equal monthly installments beginning on December 1, 2019, subject to the reporting person providing continuous service to the Issuer on each such date.

F2 · ownership.nature: KW Investments SRL is an Italian limited liability company owned by the reporting person and the reporting person's spouse.

SEC source: 0001441816-19-000230 · wf-form4_157428637654655.xml · nonDerivative · entry 1

Pech Cedric · CIK 0001767034 · Chief Revenue Officer

10b5-1 filing: Not disclosed

Ownership: Indirect · By KW Investments SRL

Disclosed balance after: 9,800

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: The reporting person has elected to exercise and hold the shares at this time.

F2 · ownership.nature: KW Investments SRL is an Italian limited liability company owned by the reporting person and the reporting person's spouse.

SEC source: 0001441816-19-000229 · wf-form4_157428635515838.xml · derivative · entry 3

Horowitz Eliot · CIK 0001719479 · Director · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,325,663

Underlying: Class A Common Stock · 3,000 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 is convertible at any time at the option of the reporting person into one share of Class A Common Stock and has no expiration date. The Class B Common Stock will convert automatically into Class A Common Stock on the same basis upon the earlier of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's restated certificate of incorporation, and (ii) at such time as the outstanding shares of Class B common stock represent less than 10% of the aggregate number of shares of the Issuer's capital stock outstanding.

F1 · kind: Each share of Class B Common Stock is convertible at any time at the option of the reporting person into one share of Class A Common Stock and has no expiration date. The Class B Common Stock will convert automatically into Class A Common Stock on the same basis upon the earlier of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's restated certificate of incorporation, and (ii) at such time as the outstanding shares of Class B common stock represent less than 10% of the aggregate number of shares of the Issuer's capital stock outstanding.

F2 · kind: The transactions were pursuant to a Rule 10b5-1 trading plan adopted by the reporting person.

F1 · price: Each share of Class B Common Stock is convertible at any time at the option of the reporting person into one share of Class A Common Stock and has no expiration date. The Class B Common Stock will convert automatically into Class A Common Stock on the same basis upon the earlier of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's restated certificate of incorporation, and (ii) at such time as the outstanding shares of Class B common stock represent less than 10% of the aggregate number of shares of the Issuer's capital stock outstanding.

F1 · derivative.exercise_date: Each share of Class B Common Stock is convertible at any time at the option of the reporting person into one share of Class A Common Stock and has no expiration date. The Class B Common Stock will convert automatically into Class A Common Stock on the same basis upon the earlier of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's restated certificate of incorporation, and (ii) at such time as the outstanding shares of Class B common stock represent less than 10% of the aggregate number of shares of the Issuer's capital stock outstanding.

F1 · derivative.expiration_date: Each share of Class B Common Stock is convertible at any time at the option of the reporting person into one share of Class A Common Stock and has no expiration date. The Class B Common Stock will convert automatically into Class A Common Stock on the same basis upon the earlier of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's restated certificate of incorporation, and (ii) at such time as the outstanding shares of Class B common stock represent less than 10% of the aggregate number of shares of the Issuer's capital stock outstanding.

SEC source: 0001441816-19-000229 · wf-form4_157428635515838.xml · nonDerivative · entry 2

Horowitz Eliot · CIK 0001719479 · Director · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 94,399

F2 · kind: The transactions were pursuant to a Rule 10b5-1 trading plan adopted by the reporting person.

F3 · price: The price reported is a weighted average sales price. The shares were sold in multiple transactions at prices ranging from $140.00 to $140.04, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer or the staff of the Securities 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: 0001441816-19-000229 · wf-form4_157428635515838.xml · nonDerivative · entry 1

Horowitz Eliot · CIK 0001719479 · Director · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 97,399

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: Each share of Class B Common Stock is convertible at any time at the option of the reporting person into one share of Class A Common Stock and has no expiration date. The Class B Common Stock will convert automatically into Class A Common Stock on the same basis upon the earlier of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's restated certificate of incorporation, and (ii) at such time as the outstanding shares of Class B common stock represent less than 10% of the aggregate number of shares of the Issuer's capital stock outstanding.

F2 · kind: The transactions were pursuant to a Rule 10b5-1 trading plan adopted by the reporting person.

F1 · price: Each share of Class B Common Stock is convertible at any time at the option of the reporting person into one share of Class A Common Stock and has no expiration date. The Class B Common Stock will convert automatically into Class A Common Stock on the same basis upon the earlier of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's restated certificate of incorporation, and (ii) at such time as the outstanding shares of Class B common stock represent less than 10% of the aggregate number of shares of the Issuer's capital stock outstanding.

SEC source: 0001441816-19-000215 · wf-form4_157298993104611.xml · derivative · entry 9

Horowitz Eliot · CIK 0001719479 · Director · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Indirect · By Trust

Disclosed balance after: 332,500

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 is convertible at any time at the option of the reporting person into one share of Class A Common Stock and has no expiration date. The Class B Common Stock will convert automatically into Class A Common Stock on the same basis upon the earlier of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's restated certificate of incorporation, and (ii) at such time as the outstanding shares of Class B common stock represent less than 10% of the aggregate number of shares of the Issuer's capital stock outstanding.

F1 · kind: Each share of Class B Common Stock is convertible at any time at the option of the reporting person into one share of Class A Common Stock and has no expiration date. The Class B Common Stock will convert automatically into Class A Common Stock on the same basis upon the earlier of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's restated certificate of incorporation, and (ii) at such time as the outstanding shares of Class B common stock represent less than 10% of the aggregate number of shares of the Issuer's capital stock outstanding.

F2 · kind: The transactions were pursuant to a Rule 10b5-1 trading plan adopted by the reporting person.

F1 · price: Each share of Class B Common Stock is convertible at any time at the option of the reporting person into one share of Class A Common Stock and has no expiration date. The Class B Common Stock will convert automatically into Class A Common Stock on the same basis upon the earlier of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's restated certificate of incorporation, and (ii) at such time as the outstanding shares of Class B common stock represent less than 10% of the aggregate number of shares of the Issuer's capital stock outstanding.

F1 · derivative.exercise_date: Each share of Class B Common Stock is convertible at any time at the option of the reporting person into one share of Class A Common Stock and has no expiration date. The Class B Common Stock will convert automatically into Class A Common Stock on the same basis upon the earlier of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's restated certificate of incorporation, and (ii) at such time as the outstanding shares of Class B common stock represent less than 10% of the aggregate number of shares of the Issuer's capital stock outstanding.

F1 · derivative.expiration_date: Each share of Class B Common Stock is convertible at any time at the option of the reporting person into one share of Class A Common Stock and has no expiration date. The Class B Common Stock will convert automatically into Class A Common Stock on the same basis upon the earlier of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's restated certificate of incorporation, and (ii) at such time as the outstanding shares of Class B common stock represent less than 10% of the aggregate number of shares of the Issuer's capital stock outstanding.

F7 · ownership.nature: These shares are held by The ERH Family 2012 Trust for the benefit of the reporting person's children. The reporting person disclaims beneficial ownership of these securities, and the filing of this report is not an admission that the reporting person is the beneficial owner of these securities for purposes of Section 16 or for any other purpose.

SEC source: 0001441816-19-000215 · wf-form4_157298993104611.xml · derivative · entry 8

Horowitz Eliot · CIK 0001719479 · Director · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,328,663

Underlying: Class A Common Stock · 13,000 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 is convertible at any time at the option of the reporting person into one share of Class A Common Stock and has no expiration date. The Class B Common Stock will convert automatically into Class A Common Stock on the same basis upon the earlier of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's restated certificate of incorporation, and (ii) at such time as the outstanding shares of Class B common stock represent less than 10% of the aggregate number of shares of the Issuer's capital stock outstanding.

F1 · kind: Each share of Class B Common Stock is convertible at any time at the option of the reporting person into one share of Class A Common Stock and has no expiration date. The Class B Common Stock will convert automatically into Class A Common Stock on the same basis upon the earlier of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's restated certificate of incorporation, and (ii) at such time as the outstanding shares of Class B common stock represent less than 10% of the aggregate number of shares of the Issuer's capital stock outstanding.

F2 · kind: The transactions were pursuant to a Rule 10b5-1 trading plan adopted by the reporting person.

F1 · price: Each share of Class B Common Stock is convertible at any time at the option of the reporting person into one share of Class A Common Stock and has no expiration date. The Class B Common Stock will convert automatically into Class A Common Stock on the same basis upon the earlier of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's restated certificate of incorporation, and (ii) at such time as the outstanding shares of Class B common stock represent less than 10% of the aggregate number of shares of the Issuer's capital stock outstanding.

F1 · derivative.exercise_date: Each share of Class B Common Stock is convertible at any time at the option of the reporting person into one share of Class A Common Stock and has no expiration date. The Class B Common Stock will convert automatically into Class A Common Stock on the same basis upon the earlier of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's restated certificate of incorporation, and (ii) at such time as the outstanding shares of Class B common stock represent less than 10% of the aggregate number of shares of the Issuer's capital stock outstanding.

F1 · derivative.expiration_date: Each share of Class B Common Stock is convertible at any time at the option of the reporting person into one share of Class A Common Stock and has no expiration date. The Class B Common Stock will convert automatically into Class A Common Stock on the same basis upon the earlier of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's restated certificate of incorporation, and (ii) at such time as the outstanding shares of Class B common stock represent less than 10% of the aggregate number of shares of the Issuer's capital stock outstanding.

SEC source: 0001441816-19-000215 · wf-form4_157298993104611.xml · nonDerivative · entry 7

Horowitz Eliot · CIK 0001719479 · Director · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Indirect · By Trust

Disclosed balance after: 0

F2 · kind: The transactions were pursuant to a Rule 10b5-1 trading plan adopted by the reporting person.

F7 · ownership.nature: These shares are held by The ERH Family 2012 Trust for the benefit of the reporting person's children. The reporting person disclaims beneficial ownership of these securities, and the filing of this report is not an admission that the reporting person is the beneficial owner of these securities for purposes of Section 16 or for any other purpose.

SEC source: 0001441816-19-000215 · wf-form4_157298993104611.xml · nonDerivative · entry 6

Horowitz Eliot · CIK 0001719479 · Director · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Indirect · By Trust

Disclosed balance after: 5,000

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: Each share of Class B Common Stock is convertible at any time at the option of the reporting person into one share of Class A Common Stock and has no expiration date. The Class B Common Stock will convert automatically into Class A Common Stock on the same basis upon the earlier of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's restated certificate of incorporation, and (ii) at such time as the outstanding shares of Class B common stock represent less than 10% of the aggregate number of shares of the Issuer's capital stock outstanding.

F2 · kind: The transactions were pursuant to a Rule 10b5-1 trading plan adopted by the reporting person.

F1 · price: Each share of Class B Common Stock is convertible at any time at the option of the reporting person into one share of Class A Common Stock and has no expiration date. The Class B Common Stock will convert automatically into Class A Common Stock on the same basis upon the earlier of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's restated certificate of incorporation, and (ii) at such time as the outstanding shares of Class B common stock represent less than 10% of the aggregate number of shares of the Issuer's capital stock outstanding.

F7 · ownership.nature: These shares are held by The ERH Family 2012 Trust for the benefit of the reporting person's children. The reporting person disclaims beneficial ownership of these securities, and the filing of this report is not an admission that the reporting person is the beneficial owner of these securities for purposes of Section 16 or for any other purpose.

SEC source: 0001441816-19-000215 · wf-form4_157298993104611.xml · nonDerivative · entry 5

Horowitz Eliot · CIK 0001719479 · Director · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 94,399

F2 · kind: The transactions were pursuant to a Rule 10b5-1 trading plan adopted by the reporting person.

F6 · price: The price reported is a weighted average sales price. The shares were sold in multiple transactions at prices ranging from $127.89 to $128.66, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer or the staff of the Securities 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: 0001441816-19-000215 · wf-form4_157298993104611.xml · nonDerivative · entry 4

Horowitz Eliot · CIK 0001719479 · Director · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 95,895

F2 · kind: The transactions were pursuant to a Rule 10b5-1 trading plan adopted by the reporting person.

F5 · price: The price reported is a weighted average sales price. The shares were sold in multiple transactions at prices ranging from $126.88 to $127.80, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer or the staff of the Securities 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: 0001441816-19-000215 · wf-form4_157298993104611.xml · nonDerivative · entry 3

Horowitz Eliot · CIK 0001719479 · Director · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 104,834

F2 · kind: The transactions were pursuant to a Rule 10b5-1 trading plan adopted by the reporting person.

F4 · price: The price reported is a weighted average sales price. The shares were sold in multiple transactions at prices ranging from $125.86 to $126.85, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer or the staff of the Securities 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: 0001441816-19-000215 · wf-form4_157298993104611.xml · nonDerivative · entry 2

Horowitz Eliot · CIK 0001719479 · Director · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 105,899

F2 · kind: The transactions were pursuant to a Rule 10b5-1 trading plan adopted by the reporting person.

F3 · price: The price reported is a weighted average sales price. The shares were sold in multiple transactions at prices ranging from $124.85 to $125.84, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer or the staff of the Securities 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: 0001441816-19-000215 · wf-form4_157298993104611.xml · nonDerivative · entry 1

Horowitz Eliot · CIK 0001719479 · Director · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 107,399

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: Each share of Class B Common Stock is convertible at any time at the option of the reporting person into one share of Class A Common Stock and has no expiration date. The Class B Common Stock will convert automatically into Class A Common Stock on the same basis upon the earlier of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's restated certificate of incorporation, and (ii) at such time as the outstanding shares of Class B common stock represent less than 10% of the aggregate number of shares of the Issuer's capital stock outstanding.

F2 · kind: The transactions were pursuant to a Rule 10b5-1 trading plan adopted by the reporting person.

F1 · price: Each share of Class B Common Stock is convertible at any time at the option of the reporting person into one share of Class A Common Stock and has no expiration date. The Class B Common Stock will convert automatically into Class A Common Stock on the same basis upon the earlier of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's restated certificate of incorporation, and (ii) at such time as the outstanding shares of Class B common stock represent less than 10% of the aggregate number of shares of the Issuer's capital stock outstanding.

SEC source: 0001441816-19-000214 · wf-form4_157298991140827.xml · derivative · entry 8

Ittycheria Dev · CIK 0001397383 · Director · President & CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 15,964

Underlying: Class A Common Stock · 23,000 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 is convertible at any time at the option of the reporting person into one share of Class A Common Stock and has no expiration date. The Class B Common Stock will convert automatically into Class A Common Stock on the same basis upon the earlier of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's restated certificate of incorporation, and (ii) at such time as the outstanding shares of Class B common stock represent less than 10% of the aggregate number of shares of the Issuer's capital stock outstanding.

F1 · kind: Each share of Class B Common Stock is convertible at any time at the option of the reporting person into one share of Class A Common Stock and has no expiration date. The Class B Common Stock will convert automatically into Class A Common Stock on the same basis upon the earlier of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's restated certificate of incorporation, and (ii) at such time as the outstanding shares of Class B common stock represent less than 10% of the aggregate number of shares of the Issuer's capital stock outstanding.

F2 · kind: The transactions were pursuant to a Rule 10b5-1 trading plan adopted by the reporting person.

F1 · price: Each share of Class B Common Stock is convertible at any time at the option of the reporting person into one share of Class A Common Stock and has no expiration date. The Class B Common Stock will convert automatically into Class A Common Stock on the same basis upon the earlier of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's restated certificate of incorporation, and (ii) at such time as the outstanding shares of Class B common stock represent less than 10% of the aggregate number of shares of the Issuer's capital stock outstanding.

F1 · derivative.exercise_date: Each share of Class B Common Stock is convertible at any time at the option of the reporting person into one share of Class A Common Stock and has no expiration date. The Class B Common Stock will convert automatically into Class A Common Stock on the same basis upon the earlier of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's restated certificate of incorporation, and (ii) at such time as the outstanding shares of Class B common stock represent less than 10% of the aggregate number of shares of the Issuer's capital stock outstanding.

F1 · derivative.expiration_date: Each share of Class B Common Stock is convertible at any time at the option of the reporting person into one share of Class A Common Stock and has no expiration date. The Class B Common Stock will convert automatically into Class A Common Stock on the same basis upon the earlier of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's restated certificate of incorporation, and (ii) at such time as the outstanding shares of Class B common stock represent less than 10% of the aggregate number of shares of the Issuer's capital stock outstanding.

SEC source: 0001441816-19-000214 · wf-form4_157298991140827.xml · derivative · entry 7

Ittycheria Dev · CIK 0001397383 · Director · President & CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 38,964

Underlying: Class A Common Stock · 23,000 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 is convertible at any time at the option of the reporting person into one share of Class A Common Stock and has no expiration date. The Class B Common Stock will convert automatically into Class A Common Stock on the same basis upon the earlier of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's restated certificate of incorporation, and (ii) at such time as the outstanding shares of Class B common stock represent less than 10% of the aggregate number of shares of the Issuer's capital stock outstanding.

F2 · kind: The transactions were pursuant to a Rule 10b5-1 trading plan adopted by the reporting person.

F1 · price: Each share of Class B Common Stock is convertible at any time at the option of the reporting person into one share of Class A Common Stock and has no expiration date. The Class B Common Stock will convert automatically into Class A Common Stock on the same basis upon the earlier of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's restated certificate of incorporation, and (ii) at such time as the outstanding shares of Class B common stock represent less than 10% of the aggregate number of shares of the Issuer's capital stock outstanding.

F1 · derivative.exercise_date: Each share of Class B Common Stock is convertible at any time at the option of the reporting person into one share of Class A Common Stock and has no expiration date. The Class B Common Stock will convert automatically into Class A Common Stock on the same basis upon the earlier of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's restated certificate of incorporation, and (ii) at such time as the outstanding shares of Class B common stock represent less than 10% of the aggregate number of shares of the Issuer's capital stock outstanding.

F1 · derivative.expiration_date: Each share of Class B Common Stock is convertible at any time at the option of the reporting person into one share of Class A Common Stock and has no expiration date. The Class B Common Stock will convert automatically into Class A Common Stock on the same basis upon the earlier of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's restated certificate of incorporation, and (ii) at such time as the outstanding shares of Class B common stock represent less than 10% of the aggregate number of shares of the Issuer's capital stock outstanding.

SEC source: 0001441816-19-000214 · wf-form4_157298991140827.xml · derivative · entry 6

Ittycheria Dev · CIK 0001397383 · Director · President & CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,265,181

Underlying: Class B Common Stock · 23,000 shares

Expires 2024-09-12

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 · kind: The transactions were pursuant to a Rule 10b5-1 trading plan adopted by the reporting person.

F7 · derivative.exercise_date: Immediately exercisable and fully vested.

SEC source: 0001441816-19-000214 · wf-form4_157298991140827.xml · nonDerivative · entry 5

Ittycheria Dev · CIK 0001397383 · Director · President & CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 183,845

F2 · kind: The transactions were pursuant to a Rule 10b5-1 trading plan adopted by the reporting person.

F6 · price: The price reported is a weighted average price. The shares were sold in multiple transactions at prices ranging from $127.64 to $128.57, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer or the staff of the Securities 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: 0001441816-19-000214 · wf-form4_157298991140827.xml · nonDerivative · entry 4

Ittycheria Dev · CIK 0001397383 · Director · President & CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 188,439

F2 · kind: The transactions were pursuant to a Rule 10b5-1 trading plan adopted by the reporting person.

F5 · price: The price reported is a weighted average price. The shares were sold in multiple transactions at prices ranging from $126.62 to $127.61, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer or the staff of the Securities 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: 0001441816-19-000214 · wf-form4_157298991140827.xml · nonDerivative · entry 3

Ittycheria Dev · CIK 0001397383 · Director · President & CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 191,935

F2 · kind: The transactions were pursuant to a Rule 10b5-1 trading plan adopted by the reporting person.

F4 · price: The price reported is a weighted average price. The shares were sold in multiple transactions at prices ranging from $125.52 to $126.46, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer or the staff of the Securities 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: 0001441816-19-000214 · wf-form4_157298991140827.xml · nonDerivative · entry 2

Ittycheria Dev · CIK 0001397383 · Director · President & CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 199,945

F2 · kind: The transactions were pursuant to a Rule 10b5-1 trading plan adopted by the reporting person.

F3 · price: The price reported is a weighted average price. The shares were sold in multiple transactions at prices ranging from $124.51 to $125.47, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer or the staff of the Securities 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: 0001441816-19-000214 · wf-form4_157298991140827.xml · nonDerivative · entry 1

Ittycheria Dev · CIK 0001397383 · Director · President & CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 206,845

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: Each share of Class B Common Stock is convertible at any time at the option of the reporting person into one share of Class A Common Stock and has no expiration date. The Class B Common Stock will convert automatically into Class A Common Stock on the same basis upon the earlier of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's restated certificate of incorporation, and (ii) at such time as the outstanding shares of Class B common stock represent less than 10% of the aggregate number of shares of the Issuer's capital stock outstanding.

F2 · kind: The transactions were pursuant to a Rule 10b5-1 trading plan adopted by the reporting person.

F1 · price: Each share of Class B Common Stock is convertible at any time at the option of the reporting person into one share of Class A Common Stock and has no expiration date. The Class B Common Stock will convert automatically into Class A Common Stock on the same basis upon the earlier of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's restated certificate of incorporation, and (ii) at such time as the outstanding shares of Class B common stock represent less than 10% of the aggregate number of shares of the Issuer's capital stock outstanding.

SEC source: 0001441816-19-000213 · wf-form4_157298988548023.xml · nonDerivative · entry 4

Hazard Charles M Jr · CIK 0001339247 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · By Trust

Disclosed balance after: 26,945

F1 · kind: The transactions were pursuant to a Rule 10b5-1 trading plan adopted by the reporting person.

F5 · ownership.nature: These shares are held by The Narragansett Bay Childrens Trust (the "Trust"). The reporting person is the Trustee of the Trust and, as such, has the power to vote and dispose of the shares held by the Trust. The reporting person disclaims beneficial ownership of the shares owned by the Trust except to the extent of his pecuniary interest therein and this report shall not be deemed an admission that the reporting person is the beneficial owner of these securities for purposes of Section 16 or for any other purpose.

SEC source: 0001441816-19-000213 · wf-form4_157298988548023.xml · nonDerivative · entry 3

Hazard Charles M Jr · CIK 0001339247 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 105,773

F1 · kind: The transactions were pursuant to a Rule 10b5-1 trading plan adopted by the reporting person.

F4 · price: The price reported is a weighted average sales price. The shares were sold in multiple transactions at prices ranging from $128.16 to $128.38, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer or the staff of the Securities 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: 0001441816-19-000213 · wf-form4_157298988548023.xml · nonDerivative · entry 2

Hazard Charles M Jr · CIK 0001339247 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 106,373

F1 · kind: The transactions were pursuant to a Rule 10b5-1 trading plan adopted by the reporting person.

F3 · price: The price reported is a weighted average sales price. The shares were sold in multiple transactions at prices ranging from $127.09 to $128.01, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer or the staff of the Securities 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: 0001441816-19-000213 · wf-form4_157298988548023.xml · nonDerivative · entry 1

Hazard Charles M Jr · CIK 0001339247 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 107,239

F1 · kind: The transactions were pursuant to a Rule 10b5-1 trading plan adopted by the reporting person.

F2 · price: The price reported is a weighted average sales price. The shares were sold in multiple transactions at prices ranging from $124.90 to $125.60, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer or the staff of the Securities 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: 0001441816-19-000209 · wf-form4_157117289024939.xml · derivative · entry 3

Horowitz Eliot · CIK 0001719479 · Director · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,341,663

Underlying: Class A Common Stock · 3,000 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 is convertible at any time at the option of the reporting person into one share of Class A Common Stock and has no expiration date. The Class B Common Stock will convert automatically into Class A Common Stock on the same basis upon the earlier of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's restated certificate of incorporation, and (ii) at such time as the outstanding shares of Class B common stock represent less than 10% of the aggregate number of shares of the Issuer's capital stock outstanding.

F1 · kind: Each share of Class B Common Stock is convertible at any time at the option of the reporting person into one share of Class A Common Stock and has no expiration date. The Class B Common Stock will convert automatically into Class A Common Stock on the same basis upon the earlier of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's restated certificate of incorporation, and (ii) at such time as the outstanding shares of Class B common stock represent less than 10% of the aggregate number of shares of the Issuer's capital stock outstanding.

F2 · kind: The transactions were pursuant to a Rule 10b5-1 trading plan adopted by the reporting person.

F1 · price: Each share of Class B Common Stock is convertible at any time at the option of the reporting person into one share of Class A Common Stock and has no expiration date. The Class B Common Stock will convert automatically into Class A Common Stock on the same basis upon the earlier of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's restated certificate of incorporation, and (ii) at such time as the outstanding shares of Class B common stock represent less than 10% of the aggregate number of shares of the Issuer's capital stock outstanding.

F1 · derivative.exercise_date: Each share of Class B Common Stock is convertible at any time at the option of the reporting person into one share of Class A Common Stock and has no expiration date. The Class B Common Stock will convert automatically into Class A Common Stock on the same basis upon the earlier of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's restated certificate of incorporation, and (ii) at such time as the outstanding shares of Class B common stock represent less than 10% of the aggregate number of shares of the Issuer's capital stock outstanding.

F1 · derivative.expiration_date: Each share of Class B Common Stock is convertible at any time at the option of the reporting person into one share of Class A Common Stock and has no expiration date. The Class B Common Stock will convert automatically into Class A Common Stock on the same basis upon the earlier of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's restated certificate of incorporation, and (ii) at such time as the outstanding shares of Class B common stock represent less than 10% of the aggregate number of shares of the Issuer's capital stock outstanding.

SEC source: 0001441816-19-000209 · wf-form4_157117289024939.xml · nonDerivative · entry 2

Horowitz Eliot · CIK 0001719479 · Director · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 94,399

F2 · kind: The transactions were pursuant to a Rule 10b5-1 trading plan adopted by the reporting person.

SEC source: 0001441816-19-000209 · wf-form4_157117289024939.xml · nonDerivative · entry 1

Horowitz Eliot · CIK 0001719479 · Director · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 97,399

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: Each share of Class B Common Stock is convertible at any time at the option of the reporting person into one share of Class A Common Stock and has no expiration date. The Class B Common Stock will convert automatically into Class A Common Stock on the same basis upon the earlier of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's restated certificate of incorporation, and (ii) at such time as the outstanding shares of Class B common stock represent less than 10% of the aggregate number of shares of the Issuer's capital stock outstanding.

F2 · kind: The transactions were pursuant to a Rule 10b5-1 trading plan adopted by the reporting person.

F1 · price: Each share of Class B Common Stock is convertible at any time at the option of the reporting person into one share of Class A Common Stock and has no expiration date. The Class B Common Stock will convert automatically into Class A Common Stock on the same basis upon the earlier of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's restated certificate of incorporation, and (ii) at such time as the outstanding shares of Class B common stock represent less than 10% of the aggregate number of shares of the Issuer's capital stock outstanding.

SEC source: 0001441816-19-000207 · wf-form4_157022115177608.xml · nonDerivative · entry 1

Pech Cedric · CIK 0001767034 · Chief Revenue Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 28,877

F1 · kind: The transaction reported represents the sale of shares of Class A common stock to satisfy the reporting person's tax withholding obligations in connection with the non-reportable vesting and settlement of restricted stock units. This sale is a non-discretionary "sell to cover" transaction and does not represent a discretionary trade by the reporting person.

SEC source: 0001441816-19-000204 · wf-form4_157014024557164.xml · nonDerivative · entry 2

Gordon Michael Lawrence · CIK 0001615459 · COO and CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 99,773

F1 · kind: The transaction reported represents the sale of shares of Class A common stock to satisfy the reporting person's tax withholding obligations in connection with the non-reportable vesting and settlement of restricted stock units. This sale is a non-discretionary "sell to cover" transaction and does not represent a discretionary trade by the reporting person.

SEC source: 0001441816-19-000204 · wf-form4_157014024557164.xml · nonDerivative · entry 1

Gordon Michael Lawrence · CIK 0001615459 · COO and CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 99,804

F1 · kind: The transaction reported represents the sale of shares of Class A common stock to satisfy the reporting person's tax withholding obligations in connection with the non-reportable vesting and settlement of restricted stock units. This sale is a non-discretionary "sell to cover" transaction and does not represent a discretionary trade by the reporting person.

F2 · price: The price reported is a weighted average sales price. The shares were sold in multiple transactions at prices ranging from $116.53 to $117.34, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer or the staff of the Securities 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: 0001441816-19-000203 · wf-form4_157014022020352.xml · nonDerivative · entry 1

Bull Thomas · CIK 0001719887 · Principal Accounting Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 12,258

F1 · kind: The transaction reported represents the sale of shares of Class A common stock to satisfy the reporting person's tax withholding obligations in connection with the non-reportable vesting and settlement of restricted stock units. This sale is a non-discretionary "sell to cover" transaction and does not represent a discretionary trade by the reporting person.

F2 · price: The price reported is a weighted average sales price. The shares were sold in multiple transactions at prices ranging from $116.53 to $117.51, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer or the staff of the Securities 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: 0001441816-19-000202 · wf-form4_157014019461043.xml · nonDerivative · entry 8

Ittycheria Dev · CIK 0001397383 · Director · President & CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 183,845

F8 · kind: The transaction reported represents the sale of shares of Class A common stock to satisfy the reporting person's tax withholding obligations in connection with the non-reportable vesting and settlement of restricted stock units. This sale is a non-discretionary "sell to cover" transaction and does not represent a discretionary trade by the reporting person.

SEC source: 0001441816-19-000202 · wf-form4_157014019461043.xml · nonDerivative · entry 7

Ittycheria Dev · CIK 0001397383 · Director · President & CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 183,902

F8 · kind: The transaction reported represents the sale of shares of Class A common stock to satisfy the reporting person's tax withholding obligations in connection with the non-reportable vesting and settlement of restricted stock units. This sale is a non-discretionary "sell to cover" transaction and does not represent a discretionary trade by the reporting person.

F9 · price: The price reported is a weighted average price. The shares were sold in multiple transactions at prices ranging from $116.53 to $117.35, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer or the staff of the Securities 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: 0001441816-19-000205 · wf-form4_157014027085461.xml · derivative · entry 8

Horowitz Eliot · CIK 0001719479 · Director · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Indirect · By Trust

Disclosed balance after: 337,500

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 is convertible at any time at the option of the reporting person into one share of Class A Common Stock and has no expiration date. The Class B Common Stock will convert automatically into Class A Common Stock on the same basis upon the earlier of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's restated certificate of incorporation, and (ii) at such time as the outstanding shares of Class B common stock represent less than 10% of the aggregate number of shares of the Issuer's capital stock outstanding.

F1 · kind: Each share of Class B Common Stock is convertible at any time at the option of the reporting person into one share of Class A Common Stock and has no expiration date. The Class B Common Stock will convert automatically into Class A Common Stock on the same basis upon the earlier of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's restated certificate of incorporation, and (ii) at such time as the outstanding shares of Class B common stock represent less than 10% of the aggregate number of shares of the Issuer's capital stock outstanding.

F2 · kind: The transactions were pursuant to a Rule 10b5-1 trading plan adopted by the reporting person.

F1 · price: Each share of Class B Common Stock is convertible at any time at the option of the reporting person into one share of Class A Common Stock and has no expiration date. The Class B Common Stock will convert automatically into Class A Common Stock on the same basis upon the earlier of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's restated certificate of incorporation, and (ii) at such time as the outstanding shares of Class B common stock represent less than 10% of the aggregate number of shares of the Issuer's capital stock outstanding.

F1 · derivative.exercise_date: Each share of Class B Common Stock is convertible at any time at the option of the reporting person into one share of Class A Common Stock and has no expiration date. The Class B Common Stock will convert automatically into Class A Common Stock on the same basis upon the earlier of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's restated certificate of incorporation, and (ii) at such time as the outstanding shares of Class B common stock represent less than 10% of the aggregate number of shares of the Issuer's capital stock outstanding.

F1 · derivative.expiration_date: Each share of Class B Common Stock is convertible at any time at the option of the reporting person into one share of Class A Common Stock and has no expiration date. The Class B Common Stock will convert automatically into Class A Common Stock on the same basis upon the earlier of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's restated certificate of incorporation, and (ii) at such time as the outstanding shares of Class B common stock represent less than 10% of the aggregate number of shares of the Issuer's capital stock outstanding.

F6 · ownership.nature: These shares are held by The ERH Family 2012 Trust for the benefit of the reporting person's children. The reporting person disclaims beneficial ownership of these securities, and the filing of this report is not an admission that the reporting person is the beneficial owner of these securities for purposes of Section 16 or for any other purpose.

SEC source: 0001441816-19-000205 · wf-form4_157014027085461.xml · derivative · entry 7

Horowitz Eliot · CIK 0001719479 · Director · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,344,663

Underlying: Class A Common Stock · 13,000 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 is convertible at any time at the option of the reporting person into one share of Class A Common Stock and has no expiration date. The Class B Common Stock will convert automatically into Class A Common Stock on the same basis upon the earlier of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's restated certificate of incorporation, and (ii) at such time as the outstanding shares of Class B common stock represent less than 10% of the aggregate number of shares of the Issuer's capital stock outstanding.

F1 · kind: Each share of Class B Common Stock is convertible at any time at the option of the reporting person into one share of Class A Common Stock and has no expiration date. The Class B Common Stock will convert automatically into Class A Common Stock on the same basis upon the earlier of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's restated certificate of incorporation, and (ii) at such time as the outstanding shares of Class B common stock represent less than 10% of the aggregate number of shares of the Issuer's capital stock outstanding.

F2 · kind: The transactions were pursuant to a Rule 10b5-1 trading plan adopted by the reporting person.

F1 · price: Each share of Class B Common Stock is convertible at any time at the option of the reporting person into one share of Class A Common Stock and has no expiration date. The Class B Common Stock will convert automatically into Class A Common Stock on the same basis upon the earlier of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's restated certificate of incorporation, and (ii) at such time as the outstanding shares of Class B common stock represent less than 10% of the aggregate number of shares of the Issuer's capital stock outstanding.

F1 · derivative.exercise_date: Each share of Class B Common Stock is convertible at any time at the option of the reporting person into one share of Class A Common Stock and has no expiration date. The Class B Common Stock will convert automatically into Class A Common Stock on the same basis upon the earlier of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's restated certificate of incorporation, and (ii) at such time as the outstanding shares of Class B common stock represent less than 10% of the aggregate number of shares of the Issuer's capital stock outstanding.

F1 · derivative.expiration_date: Each share of Class B Common Stock is convertible at any time at the option of the reporting person into one share of Class A Common Stock and has no expiration date. The Class B Common Stock will convert automatically into Class A Common Stock on the same basis upon the earlier of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's restated certificate of incorporation, and (ii) at such time as the outstanding shares of Class B common stock represent less than 10% of the aggregate number of shares of the Issuer's capital stock outstanding.

SEC source: 0001441816-19-000205 · wf-form4_157014027085461.xml · nonDerivative · entry 6

Horowitz Eliot · CIK 0001719479 · Director · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Indirect · By Trust

Disclosed balance after: 0

F2 · kind: The transactions were pursuant to a Rule 10b5-1 trading plan adopted by the reporting person.

F6 · ownership.nature: These shares are held by The ERH Family 2012 Trust for the benefit of the reporting person's children. The reporting person disclaims beneficial ownership of these securities, and the filing of this report is not an admission that the reporting person is the beneficial owner of these securities for purposes of Section 16 or for any other purpose.

SEC source: 0001441816-19-000205 · wf-form4_157014027085461.xml · nonDerivative · entry 5

Horowitz Eliot · CIK 0001719479 · Director · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Indirect · By Trust

Disclosed balance after: 5,000

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: Each share of Class B Common Stock is convertible at any time at the option of the reporting person into one share of Class A Common Stock and has no expiration date. The Class B Common Stock will convert automatically into Class A Common Stock on the same basis upon the earlier of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's restated certificate of incorporation, and (ii) at such time as the outstanding shares of Class B common stock represent less than 10% of the aggregate number of shares of the Issuer's capital stock outstanding.

F2 · kind: The transactions were pursuant to a Rule 10b5-1 trading plan adopted by the reporting person.

F1 · price: Each share of Class B Common Stock is convertible at any time at the option of the reporting person into one share of Class A Common Stock and has no expiration date. The Class B Common Stock will convert automatically into Class A Common Stock on the same basis upon the earlier of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's restated certificate of incorporation, and (ii) at such time as the outstanding shares of Class B common stock represent less than 10% of the aggregate number of shares of the Issuer's capital stock outstanding.

F6 · ownership.nature: These shares are held by The ERH Family 2012 Trust for the benefit of the reporting person's children. The reporting person disclaims beneficial ownership of these securities, and the filing of this report is not an admission that the reporting person is the beneficial owner of these securities for purposes of Section 16 or for any other purpose.

SEC source: 0001441816-19-000205 · wf-form4_157014027085461.xml · nonDerivative · entry 4

Horowitz Eliot · CIK 0001719479 · Director · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 94,399

F2 · kind: The transactions were pursuant to a Rule 10b5-1 trading plan adopted by the reporting person.

F5 · price: The price reported is a weighted average sales price. The shares were sold in multiple transactions at prices ranging from $119.08 to $120.00, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer or the staff of the Securities 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: 0001441816-19-000205 · wf-form4_157014027085461.xml · nonDerivative · entry 3

Horowitz Eliot · CIK 0001719479 · Director · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 106,648

F2 · kind: The transactions were pursuant to a Rule 10b5-1 trading plan adopted by the reporting person.

F4 · price: The price reported is a weighted average sales price. The shares were sold in multiple transactions at prices ranging from $118.00 to $118.90, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer or the staff of the Securities 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: 0001441816-19-000205 · wf-form4_157014027085461.xml · nonDerivative · entry 2

Horowitz Eliot · CIK 0001719479 · Director · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 113,192

F2 · kind: The transactions were pursuant to a Rule 10b5-1 trading plan adopted by the reporting person.

F3 · price: The price reported is a weighted average sales price. The shares were sold in multiple transactions at prices ranging from $116.87 to $117.71, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer or the staff of the Securities 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: 0001441816-19-000205 · wf-form4_157014027085461.xml · nonDerivative · entry 1

Horowitz Eliot · CIK 0001719479 · Director · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 115,502

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: Each share of Class B Common Stock is convertible at any time at the option of the reporting person into one share of Class A Common Stock and has no expiration date. The Class B Common Stock will convert automatically into Class A Common Stock on the same basis upon the earlier of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's restated certificate of incorporation, and (ii) at such time as the outstanding shares of Class B common stock represent less than 10% of the aggregate number of shares of the Issuer's capital stock outstanding.

F2 · kind: The transactions were pursuant to a Rule 10b5-1 trading plan adopted by the reporting person.

F1 · price: Each share of Class B Common Stock is convertible at any time at the option of the reporting person into one share of Class A Common Stock and has no expiration date. The Class B Common Stock will convert automatically into Class A Common Stock on the same basis upon the earlier of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's restated certificate of incorporation, and (ii) at such time as the outstanding shares of Class B common stock represent less than 10% of the aggregate number of shares of the Issuer's capital stock outstanding.

SEC source: 0001441816-19-000201 · wf-form4_157014017064321.xml · nonDerivative · entry 4

Hazard Charles M Jr · CIK 0001339247 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · By Trust

Disclosed balance after: 27,295

F1 · kind: The transactions were pursuant to a Rule 10b5-1 trading plan adopted by the reporting person.

F5 · ownership.nature: These shares are held by The Narragansett Bay Childrens Trust (the "Trust"). The reporting person is the Trustee of the Trust and, as such, has the power to vote and dispose of the shares held by the Trust. The reporting person disclaims beneficial ownership of the shares owned by the Trust except to the extent of his pecuniary interest therein and this report shall not be deemed an admission that the reporting person is the beneficial owner of these securities for purposes of Section 16 or for any other purpose.