MDB

SEC source: 0001441816-19-000118 · wf-form4_156037126826849.xml · nonDerivative · entry 16

RYAN KEVIN P · CIK 0001237861 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 3,133

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

SEC source: 0001441816-19-000118 · wf-form4_156037126826849.xml · nonDerivative · entry 15

RYAN KEVIN P · CIK 0001237861 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 3,233

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

F15 · price: The price reported is a weighted average price. The shares were sold in multiple transactions at prices ranging from $182.59 to $183.56, 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: 0001441816-19-000118 · wf-form4_156037126826849.xml · nonDerivative · entry 14

RYAN KEVIN P · CIK 0001237861 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 4,145

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

F14 · price: The price reported is a weighted average price. The shares were sold in multiple transactions at prices ranging from $181.43 to $182.34, 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: 0001441816-19-000118 · wf-form4_156037126826849.xml · nonDerivative · entry 13

RYAN KEVIN P · CIK 0001237861 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 5,645

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

F13 · price: The price reported is a weighted average price. The shares were sold in multiple transactions at prices ranging from $180.42 to $181.40, 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: 0001441816-19-000118 · wf-form4_156037126826849.xml · nonDerivative · entry 12

RYAN KEVIN P · CIK 0001237861 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 7,815

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

F12 · price: The price reported is a weighted average price. The shares were sold in multiple transactions at prices ranging from $179.40 to $179.94, 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: 0001441816-19-000118 · wf-form4_156037126826849.xml · nonDerivative · entry 11

RYAN KEVIN P · CIK 0001237861 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 8,465

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

F11 · price: The price reported is a weighted average price. The shares were sold in multiple transactions at prices ranging from $178.27 to $179.17, 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: 0001441816-19-000118 · wf-form4_156037126826849.xml · nonDerivative · entry 10

RYAN KEVIN P · CIK 0001237861 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 11,119

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

F10 · price: The price reported is a weighted average price. The shares were sold in multiple transactions at prices ranging from $177.12 to $177.95, 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: 0001441816-19-000118 · wf-form4_156037126826849.xml · nonDerivative · entry 9

RYAN KEVIN P · CIK 0001237861 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 11,819

F2 · kind: The transactions were pursuant to a Rule 10b5-1 trading plan adopted 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 $176.05 to $176.96, 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: 0001441816-19-000118 · wf-form4_156037126826849.xml · nonDerivative · entry 8

RYAN KEVIN P · CIK 0001237861 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 13,984

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

F8 · price: The price reported is a weighted average price. The shares were sold in multiple transactions at prices ranging from $175.01 to $176.00, 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: 0001441816-19-000118 · wf-form4_156037126826849.xml · nonDerivative · entry 7

RYAN KEVIN P · CIK 0001237861 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 16,698

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

F7 · price: The price reported is a weighted average price. The shares were sold in multiple transactions at prices ranging from $174.01 to $174.98, 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: 0001441816-19-000118 · wf-form4_156037126826849.xml · nonDerivative · entry 6

RYAN KEVIN P · CIK 0001237861 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 19,754

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 $173.01 to $173.96, 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: 0001441816-19-000118 · wf-form4_156037126826849.xml · nonDerivative · entry 5

RYAN KEVIN P · CIK 0001237861 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 21,154

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 $171.86 to $172.65, 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: 0001441816-19-000118 · wf-form4_156037126826849.xml · nonDerivative · entry 4

RYAN KEVIN P · CIK 0001237861 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 26,233

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 $170.86 to $171.76, 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: 0001441816-19-000118 · wf-form4_156037126826849.xml · nonDerivative · entry 3

RYAN KEVIN P · CIK 0001237861 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 26,733

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

SEC source: 0001441816-19-000118 · wf-form4_156037126826849.xml · nonDerivative · entry 2

RYAN KEVIN P · CIK 0001237861 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 26,833

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 $168.35 to $168.83, 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: 0001441816-19-000118 · wf-form4_156037126826849.xml · nonDerivative · entry 1

RYAN KEVIN P · CIK 0001237861 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 27,133

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: 0000899243-19-016730 · doc4.xml · derivative · entry 17

BOTHA ROELOF · CIK 0001222287 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · By Sequoia Capital U.S. Venture 2010 Partners Fund, LP

Disclosed balance after: 33,029

Underlying: Class A Common Stock · 16,514 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.

F6 · 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.

F6 · 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.

F6 · 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: SC US (TTGP), Ltd. is the sole general partner of SC U.S. Venture 2010 Management, L.P., which is the sole general partner of each of Sequoia Capital U.S. Venture 2010 Fund, LP, Sequoia Capital U.S. Venture 2010 Partners Fund, LP and Sequoia Capital U.S. Venture 2010 Partners Fund (Q), LP, or collectively, the Venture 2010 Funds. The Reporting Person is a Director of SC US (TTGP), Ltd. The Reporting Person disclaims beneficial ownership of the securities held by the Venture 2010 Funds 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: 0000899243-19-016730 · doc4.xml · derivative · entry 16

BOTHA ROELOF · CIK 0001222287 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · By Sequoia Capital U.S. Venture 2010 Partners Fund (Q), LP

Disclosed balance after: 163,578

Underlying: Class A Common Stock · 81,790 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.

F6 · 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.

F6 · 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.

F6 · 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: SC US (TTGP), Ltd. is the sole general partner of SC U.S. Venture 2010 Management, L.P., which is the sole general partner of each of Sequoia Capital U.S. Venture 2010 Fund, LP, Sequoia Capital U.S. Venture 2010 Partners Fund, LP and Sequoia Capital U.S. Venture 2010 Partners Fund (Q), LP, or collectively, the Venture 2010 Funds. The Reporting Person is a Director of SC US (TTGP), Ltd. The Reporting Person disclaims beneficial ownership of the securities held by the Venture 2010 Funds 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: 0000899243-19-016730 · doc4.xml · derivative · entry 15

BOTHA ROELOF · CIK 0001222287 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · By Sequoia Capital U.S. Venture 2010 Fund, LP

Disclosed balance after: 1,488,543

Underlying: Class A Common Stock · 744,271 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.

F6 · 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.

F6 · 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.

F6 · 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: SC US (TTGP), Ltd. is the sole general partner of SC U.S. Venture 2010 Management, L.P., which is the sole general partner of each of Sequoia Capital U.S. Venture 2010 Fund, LP, Sequoia Capital U.S. Venture 2010 Partners Fund, LP and Sequoia Capital U.S. Venture 2010 Partners Fund (Q), LP, or collectively, the Venture 2010 Funds. The Reporting Person is a Director of SC US (TTGP), Ltd. The Reporting Person disclaims beneficial ownership of the securities held by the Venture 2010 Funds 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: 0000899243-19-016730 · doc4.xml · derivative · entry 14

BOTHA ROELOF · CIK 0001222287 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · By Sequoia Capital USGF Principals Fund IV, L.P.

Disclosed balance after: 74,620

Underlying: Class A Common Stock · 37,310 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.

F6 · 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.

F6 · 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.

F6 · 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.

F1 · ownership.nature: SC US (TTGP), Ltd. is the general partner of SCGF IV Management, L.P., which is the general partner of Sequoia Capital U.S. Growth Fund IV, L.P. and Sequoia Capital USGF Principals Fund IV, L.P., or collectively, the SC GFIV Funds. The Reporting Person is a Director of SC US (TTGP), Ltd. The Reporting Person disclaims beneficial ownership of the securities held by the SC GFIV Funds 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: 0000899243-19-016730 · doc4.xml · derivative · entry 13

BOTHA ROELOF · CIK 0001222287 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · By Sequoia Capital U.S. Growth Fund IV, L.P.

Disclosed balance after: 1,693,640

Underlying: Class A Common Stock · 846,821 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.

F6 · 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.

F6 · 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.

F6 · 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.

F1 · ownership.nature: SC US (TTGP), Ltd. is the general partner of SCGF IV Management, L.P., which is the general partner of Sequoia Capital U.S. Growth Fund IV, L.P. and Sequoia Capital USGF Principals Fund IV, L.P., or collectively, the SC GFIV Funds. The Reporting Person is a Director of SC US (TTGP), Ltd. The Reporting Person disclaims beneficial ownership of the securities held by the SC GFIV Funds 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: 0000899243-19-016730 · doc4.xml · nonDerivative · entry 11

BOTHA ROELOF · CIK 0001222287 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · By estate planning vehicle

Disclosed balance after: 118,222

F4 · kind: Represents the receipt of shares of Class A Common Stock of the Issuer by virtue of the pro rata in-kind distributions described in footnote (3) above.

SEC source: 0000899243-19-016730 · doc4.xml · nonDerivative · entry 10

BOTHA ROELOF · CIK 0001222287 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · By Sequoia Capital U.S. Venture 2010 Partners Fund, LP

Disclosed balance after: 0

F3 · kind: Represents a distribution of Class A Common Stock of the Issuer to partners or members and includes subsequent distributions by general partners or managing members to their respective partners or members.

F2 · ownership.nature: SC US (TTGP), Ltd. is the sole general partner of SC U.S. Venture 2010 Management, L.P., which is the sole general partner of each of Sequoia Capital U.S. Venture 2010 Fund, LP, Sequoia Capital U.S. Venture 2010 Partners Fund, LP and Sequoia Capital U.S. Venture 2010 Partners Fund (Q), LP, or collectively, the Venture 2010 Funds. The Reporting Person is a Director of SC US (TTGP), Ltd. The Reporting Person disclaims beneficial ownership of the securities held by the Venture 2010 Funds 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: 0000899243-19-016730 · doc4.xml · nonDerivative · entry 9

BOTHA ROELOF · CIK 0001222287 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · By Sequoia Capital U.S. Venture 2010 Partners Fund (Q), LP

Disclosed balance after: 0

F3 · kind: Represents a distribution of Class A Common Stock of the Issuer to partners or members and includes subsequent distributions by general partners or managing members to their respective partners or members.

F2 · ownership.nature: SC US (TTGP), Ltd. is the sole general partner of SC U.S. Venture 2010 Management, L.P., which is the sole general partner of each of Sequoia Capital U.S. Venture 2010 Fund, LP, Sequoia Capital U.S. Venture 2010 Partners Fund, LP and Sequoia Capital U.S. Venture 2010 Partners Fund (Q), LP, or collectively, the Venture 2010 Funds. The Reporting Person is a Director of SC US (TTGP), Ltd. The Reporting Person disclaims beneficial ownership of the securities held by the Venture 2010 Funds 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: 0000899243-19-016730 · doc4.xml · nonDerivative · entry 8

BOTHA ROELOF · CIK 0001222287 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · By Sequoia Capital U.S. Venture 2010 Fund, LP

Disclosed balance after: 0

F3 · kind: Represents a distribution of Class A Common Stock of the Issuer to partners or members and includes subsequent distributions by general partners or managing members to their respective partners or members.

F2 · ownership.nature: SC US (TTGP), Ltd. is the sole general partner of SC U.S. Venture 2010 Management, L.P., which is the sole general partner of each of Sequoia Capital U.S. Venture 2010 Fund, LP, Sequoia Capital U.S. Venture 2010 Partners Fund, LP and Sequoia Capital U.S. Venture 2010 Partners Fund (Q), LP, or collectively, the Venture 2010 Funds. The Reporting Person is a Director of SC US (TTGP), Ltd. The Reporting Person disclaims beneficial ownership of the securities held by the Venture 2010 Funds 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: 0000899243-19-016730 · doc4.xml · nonDerivative · entry 7

BOTHA ROELOF · CIK 0001222287 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · By Sequoia Capital USGF Principals Fund IV, L.P.

Disclosed balance after: 0

F3 · kind: Represents a distribution of Class A Common Stock of the Issuer to partners or members and includes subsequent distributions by general partners or managing members to their respective partners or members.

F1 · ownership.nature: SC US (TTGP), Ltd. is the general partner of SCGF IV Management, L.P., which is the general partner of Sequoia Capital U.S. Growth Fund IV, L.P. and Sequoia Capital USGF Principals Fund IV, L.P., or collectively, the SC GFIV Funds. The Reporting Person is a Director of SC US (TTGP), Ltd. The Reporting Person disclaims beneficial ownership of the securities held by the SC GFIV Funds 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: 0000899243-19-016730 · doc4.xml · nonDerivative · entry 6

BOTHA ROELOF · CIK 0001222287 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · By Sequoia Capital U.S. Growth Fund IV, L.P.

Disclosed balance after: 0

F3 · kind: Represents a distribution of Class A Common Stock of the Issuer to partners or members and includes subsequent distributions by general partners or managing members to their respective partners or members.

F1 · ownership.nature: SC US (TTGP), Ltd. is the general partner of SCGF IV Management, L.P., which is the general partner of Sequoia Capital U.S. Growth Fund IV, L.P. and Sequoia Capital USGF Principals Fund IV, L.P., or collectively, the SC GFIV Funds. The Reporting Person is a Director of SC US (TTGP), Ltd. The Reporting Person disclaims beneficial ownership of the securities held by the SC GFIV Funds 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: 0000899243-19-016730 · doc4.xml · nonDerivative · entry 5

BOTHA ROELOF · CIK 0001222287 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · By Sequoia Capital U.S. Venture 2010 Partners Fund, LP

Disclosed balance after: 16,514

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 · ownership.nature: SC US (TTGP), Ltd. is the sole general partner of SC U.S. Venture 2010 Management, L.P., which is the sole general partner of each of Sequoia Capital U.S. Venture 2010 Fund, LP, Sequoia Capital U.S. Venture 2010 Partners Fund, LP and Sequoia Capital U.S. Venture 2010 Partners Fund (Q), LP, or collectively, the Venture 2010 Funds. The Reporting Person is a Director of SC US (TTGP), Ltd. The Reporting Person disclaims beneficial ownership of the securities held by the Venture 2010 Funds 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: 0000899243-19-016730 · doc4.xml · nonDerivative · entry 4

BOTHA ROELOF · CIK 0001222287 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · By Sequoia Capital U.S. Venture 2010 Partners Fund (Q), LP

Disclosed balance after: 81,790

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 · ownership.nature: SC US (TTGP), Ltd. is the sole general partner of SC U.S. Venture 2010 Management, L.P., which is the sole general partner of each of Sequoia Capital U.S. Venture 2010 Fund, LP, Sequoia Capital U.S. Venture 2010 Partners Fund, LP and Sequoia Capital U.S. Venture 2010 Partners Fund (Q), LP, or collectively, the Venture 2010 Funds. The Reporting Person is a Director of SC US (TTGP), Ltd. The Reporting Person disclaims beneficial ownership of the securities held by the Venture 2010 Funds 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: 0000899243-19-016730 · doc4.xml · nonDerivative · entry 3

BOTHA ROELOF · CIK 0001222287 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · By Sequoia Capital U.S. Venture 2010 Fund, LP

Disclosed balance after: 744,271

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 · ownership.nature: SC US (TTGP), Ltd. is the sole general partner of SC U.S. Venture 2010 Management, L.P., which is the sole general partner of each of Sequoia Capital U.S. Venture 2010 Fund, LP, Sequoia Capital U.S. Venture 2010 Partners Fund, LP and Sequoia Capital U.S. Venture 2010 Partners Fund (Q), LP, or collectively, the Venture 2010 Funds. The Reporting Person is a Director of SC US (TTGP), Ltd. The Reporting Person disclaims beneficial ownership of the securities held by the Venture 2010 Funds 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: 0000899243-19-016730 · doc4.xml · nonDerivative · entry 2

BOTHA ROELOF · CIK 0001222287 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · By Sequoia Capital USGF Principals Fund IV, L.P.

Disclosed balance after: 37,310

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 · ownership.nature: SC US (TTGP), Ltd. is the general partner of SCGF IV Management, L.P., which is the general partner of Sequoia Capital U.S. Growth Fund IV, L.P. and Sequoia Capital USGF Principals Fund IV, L.P., or collectively, the SC GFIV Funds. The Reporting Person is a Director of SC US (TTGP), Ltd. The Reporting Person disclaims beneficial ownership of the securities held by the SC GFIV Funds 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: 0000899243-19-016730 · doc4.xml · nonDerivative · entry 1

BOTHA ROELOF · CIK 0001222287 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · By Sequoia Capital U.S. Growth Fund IV, L.P

Disclosed balance after: 846,821

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 · ownership.nature: SC US (TTGP), Ltd. is the general partner of SCGF IV Management, L.P., which is the general partner of Sequoia Capital U.S. Growth Fund IV, L.P. and Sequoia Capital USGF Principals Fund IV, L.P., or collectively, the SC GFIV Funds. The Reporting Person is a Director of SC US (TTGP), Ltd. The Reporting Person disclaims beneficial ownership of the securities held by the SC GFIV Funds 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: 0001441816-19-000117 · wf-form4_156037125150000.xml · nonDerivative · entry 2

McMahon John Dennis · CIK 0001397798 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 28,622

F2 · price: The price reported is a weighted average price. The shares were sold in multiple transactions at prices ranging from $173.07 to $173.17, 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: 0001441816-19-000117 · wf-form4_156037125150000.xml · nonDerivative · entry 1

McMahon John Dennis · CIK 0001397798 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 29,922

F1 · price: The price reported is a weighted average price. The shares were sold in multiple transactions at prices ranging from $172.00 to $172.61, 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: 0001441816-19-000105 · wf-form4_155968190551015.xml · nonDerivative · entry 2

Hazard Charles M Jr · CIK 0001339247 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · By Trust

Disclosed balance after: 28,695

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

F2 · 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: 0001441816-19-000105 · wf-form4_155968190551015.xml · nonDerivative · entry 1

Hazard Charles M Jr · CIK 0001339247 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 116,183

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

SEC source: 0001441816-19-000104 · wf-form4_155968187264922.xml · derivative · entry 9

Ittycheria Dev · CIK 0001397383 · Director · President & CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 15,964

Underlying: Class A Common Stock · 19,600 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: 0001441816-19-000104 · wf-form4_155968187264922.xml · derivative · entry 8

Ittycheria Dev · CIK 0001397383 · Director · President & CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 35,564

Underlying: Class A Common Stock · 19,600 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: 0001441816-19-000104 · wf-form4_155968187264922.xml · derivative · entry 7

Ittycheria Dev · CIK 0001397383 · Director · President & CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,480,181

Underlying: Class B Common Stock · 19,600 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.

F8 · derivative.exercise_date: Immediately exercisable and fully vested.

SEC source: 0001441816-19-000104 · wf-form4_155968187264922.xml · nonDerivative · entry 6

Ittycheria Dev · CIK 0001397383 · Director · President & CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 195,395

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

F7 · price: The price reported is a weighted average price. The shares were sold in multiple transactions at prices ranging from $140.24 to $140.83, 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: 0001441816-19-000104 · wf-form4_155968187264922.xml · nonDerivative · entry 5

Ittycheria Dev · CIK 0001397383 · Director · President & CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 197,798

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 $139.24 to $140.23, 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: 0001441816-19-000104 · wf-form4_155968187264922.xml · nonDerivative · entry 4

Ittycheria Dev · CIK 0001397383 · Director · President & CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 203,298

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 $138.03 to $139.00, 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: 0001441816-19-000104 · wf-form4_155968187264922.xml · nonDerivative · entry 3

Ittycheria Dev · CIK 0001397383 · Director · President & CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 208,821

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 $136.93 to $137.92, 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: 0001441816-19-000104 · wf-form4_155968187264922.xml · nonDerivative · entry 2

Ittycheria Dev · CIK 0001397383 · Director · President & CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 211,121

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 $135.29 to $136.10, 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: 0001441816-19-000104 · wf-form4_155968187264922.xml · nonDerivative · entry 1

Ittycheria Dev · CIK 0001397383 · Director · President & CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 214,995

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: 0001441816-19-000095 · wf-form4_155812507551699.xml · derivative · entry 19

RYAN KEVIN P · CIK 0001237861 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · By Trust

Disclosed balance after: 922,166

Underlying: Class A Common Stock · 8,000 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.

F10 · ownership.nature: These shares are held by The Kevin P. Ryan 2012 Trust (the "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: 0001441816-19-000095 · wf-form4_155812507551699.xml · derivative · entry 18

RYAN KEVIN P · CIK 0001237861 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,733,739

Underlying: Class A Common Stock · 16,000 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: 0001441816-19-000095 · wf-form4_155812507551699.xml · nonDerivative · entry 17

RYAN KEVIN P · CIK 0001237861 · Director

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.

F15 · price: The price reported is a weighted average price. The shares were sold in multiple transactions at prices ranging from $140.64 to $140.96, 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.

F10 · ownership.nature: These shares are held by The Kevin P. Ryan 2012 Trust (the "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: 0001441816-19-000095 · wf-form4_155812507551699.xml · nonDerivative · entry 16

RYAN KEVIN P · CIK 0001237861 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · By Trust

Disclosed balance after: 600

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

F14 · price: The price reported is a weighted average price. The shares were sold in multiple transactions at prices ranging from $139.57 to $140.37, 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.

F10 · ownership.nature: These shares are held by The Kevin P. Ryan 2012 Trust (the "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: 0001441816-19-000095 · wf-form4_155812507551699.xml · nonDerivative · entry 15

RYAN KEVIN P · CIK 0001237861 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · By Trust

Disclosed balance after: 2,815

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

F13 · price: The price reported is a weighted average price. The shares were sold in multiple transactions at prices ranging from $138.56 to $139.55, 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.

F10 · ownership.nature: These shares are held by The Kevin P. Ryan 2012 Trust (the "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.