TTD

SEC source: 0001209191-21-065305 · doc4.xml · nonDerivative · entry 11

GRAYSON BLAKE JEFFREY · CIK 0001796825 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 206,050

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

F7 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $107.09 to $108.02, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote.

SEC source: 0001209191-21-065305 · doc4.xml · nonDerivative · entry 10

GRAYSON BLAKE JEFFREY · CIK 0001796825 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 204,030

F4 · kind: The sales reported in this Form 4 were effected pursuant to a 10b5-1 trading plan adopted by the Reporting Person in accordance with Rule 10b5-1 of the Securities Exchange Act of 1934, as amended.

F10 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $106.24 to $107.17, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote.

SEC source: 0001209191-21-065305 · doc4.xml · nonDerivative · entry 9

GRAYSON BLAKE JEFFREY · CIK 0001796825 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 205,060

F4 · kind: The sales reported in this Form 4 were effected pursuant to a 10b5-1 trading plan adopted by the Reporting Person in accordance with Rule 10b5-1 of the Securities Exchange Act of 1934, as amended.

F9 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $104.88 to $105.83, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote.

SEC source: 0001209191-21-065305 · doc4.xml · nonDerivative · entry 8

GRAYSON BLAKE JEFFREY · CIK 0001796825 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 205,930

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

SEC source: 0001209191-21-065305 · doc4.xml · nonDerivative · entry 7

GRAYSON BLAKE JEFFREY · CIK 0001796825 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 204,030

F4 · kind: The sales reported in this Form 4 were effected pursuant to a 10b5-1 trading plan adopted by the Reporting Person in accordance with Rule 10b5-1 of the Securities Exchange Act of 1934, as amended.

F8 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $108.16 to $108.88, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote.

SEC source: 0001209191-21-065305 · doc4.xml · nonDerivative · entry 6

GRAYSON BLAKE JEFFREY · CIK 0001796825 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 205,136

F4 · kind: The sales reported in this Form 4 were effected pursuant to a 10b5-1 trading plan adopted by the Reporting Person in accordance with Rule 10b5-1 of the Securities Exchange Act of 1934, as amended.

F7 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $107.09 to $108.02, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote.

SEC source: 0001209191-21-065305 · doc4.xml · nonDerivative · entry 5

GRAYSON BLAKE JEFFREY · CIK 0001796825 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 207,136

F4 · kind: The sales reported in this Form 4 were effected pursuant to a 10b5-1 trading plan adopted by the Reporting Person in accordance with Rule 10b5-1 of the Securities Exchange Act of 1934, as amended.

F6 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $106.07 to $107.00, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote.

SEC source: 0001209191-21-065305 · doc4.xml · nonDerivative · entry 4

GRAYSON BLAKE JEFFREY · CIK 0001796825 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 207,936

F4 · kind: The sales reported in this Form 4 were effected pursuant to a 10b5-1 trading plan adopted by the Reporting Person in accordance with Rule 10b5-1 of the Securities Exchange Act of 1934, as amended.

F5 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $104.88 to $105.83, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote.

SEC source: 0001209191-21-065305 · doc4.xml · nonDerivative · entry 3

GRAYSON BLAKE JEFFREY · CIK 0001796825 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 209,110

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

SEC source: 0001209191-21-065309 · doc4.xml · nonDerivative · entry 2

Pickles David Randall · CIK 0001671685 · Director · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 497,004

F3 · shares: The shares were withheld at the election of the Reporting Person to satisfy tax withholding obligations in connection with the partial vesting of a restricted stock award granted April 28, 2021.

SEC source: 0001209191-21-065309 · doc4.xml · nonDerivative · entry 1

Pickles David Randall · CIK 0001671685 · Director · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 498,115

F1 · shares: The shares were withheld at the election of the Reporting Person to satisfy tax withholding obligations in connection with the partial vesting of a restricted stock award granted May 15, 2020.

F2 · balance_after: Includes 8 shares acquired through the Employee Stock Purchase Plan on November 15, 2021.

SEC source: 0001209191-21-065305 · doc4.xml · nonDerivative · entry 2

GRAYSON BLAKE JEFFREY · CIK 0001796825 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 204,030

F3 · shares: The shares were withheld at the election of the Reporting Person to satisfy tax withholding obligations in connection with the partial vesting of a restricted stock award granted April 28, 2021.

SEC source: 0001209191-21-065305 · doc4.xml · nonDerivative · entry 1

GRAYSON BLAKE JEFFREY · CIK 0001796825 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 204,912

F1 · shares: The shares were withheld at the election of the Reporting Person to satisfy tax withholding obligations in connection with the partial vesting of a restricted stock award granted May 15, 2020.

F2 · balance_after: Includes 5 shares acquired through the Employee Stock Purchase Plan on November 15, 2021.

SEC source: 0001209191-21-065290 · doc4.xml · derivative · entry 8

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 3,530

Underlying: Class A Common Stock · 17,300 shares

Expires 2022-12-01

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

F7 · derivative.exercise_price: This option was previously reported as covering 2,083 shares at an exercise price of $52.80 per share, but was adjusted to reflect a 10-for-1 stock split effective June 16, 2021.

F8 · derivative.exercise_date: The option was granted on December 1, 2017, with a VCD of December 1, 2020. The option vests over one year in increments on each monthly anniversary of the VCD according to the following schedule: an aggregate of 20,830 shares will vest during calendar year 2021, subject to continued employment with the Issuer through the applicable vesting dates.

F7 · balance_after: This option was previously reported as covering 2,083 shares at an exercise price of $52.80 per share, but was adjusted to reflect a 10-for-1 stock split effective June 16, 2021.

SEC source: 0001209191-21-065290 · doc4.xml · derivative · entry 7

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Class A Common Stock · 26,730 shares

Expires 2021-12-22

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

F5 · derivative.exercise_price: This option was previously reported as covering 2,673 shares at an exercise price of $33.17 per share, but was adjusted to reflect a 10-for-1 stock split effective June 16, 2021.

F6 · derivative.exercise_date: The option was granted on December 23, 2016. The Vesting Commencement Date ("VCD") was December 1, 2016. The option vested over four years in increments on each monthly anniversary of the VCD according to the following schedule: an aggregate of 20,420 shares vested during each of the calendar years 2017, 2018 and 2019 and an aggregate of 32,070 shares vested during calendar year 2020, in each case, subject to continued employment with the Issuer through the applicable vesting date.

F5 · balance_after: This option was previously reported as covering 2,673 shares at an exercise price of $33.17 per share, but was adjusted to reflect a 10-for-1 stock split effective June 16, 2021.

SEC source: 0001209191-21-065290 · doc4.xml · nonDerivative · entry 5

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

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnote

Disclosed balance after: 44,030

F2 · kind: Represents a transfer of shares from the Reporting Person to a trust held by the Reporting Person.

F3 · ownership.nature: Represents securities held by the Jeff Green Trust (the "Trust"). Mr. Green is a Trustee of the Trust and has investment and voting control over the shares held by the Trust, and may be deemed to indirectly beneficially own the shares held by the Trust.

SEC source: 0001209191-21-065290 · doc4.xml · nonDerivative · entry 4

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 698,672

F2 · kind: Represents a transfer of shares from the Reporting Person to a trust held by the Reporting Person.

SEC source: 0001209191-21-065290 · doc4.xml · nonDerivative · entry 3

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 742,702

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

SEC source: 0001209191-21-065290 · doc4.xml · nonDerivative · entry 2

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 725,402

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

SEC source: 0001209191-21-065290 · doc4.xml · nonDerivative · entry 1

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 698,672

F1 · shares: The shares were withheld at the election of the Reporting Person to satisfy tax withholding obligations in connection with the partial vesting of a restricted stock award granted May 15, 2020.

SEC source: 0001209191-21-065252 · doc4.xml · nonDerivative · entry 2

Hulst Michelle · CIK 0001783262 · Chief Operating Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 56,478

F3 · shares: The shares were withheld at the election of the Reporting Person to satisfy tax withholding obligations in connection with the partial vesting of a Restricted Stock Award granted April 28, 2021.

SEC source: 0001209191-21-065252 · doc4.xml · nonDerivative · entry 1

Hulst Michelle · CIK 0001783262 · Chief Operating Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 57,589

F1 · shares: The shares were withheld at the election of the Reporting Person to satisfy tax withholding obligations in connection with the partial vesting of a Restricted Stock Award granted July 29, 2020.

F2 · balance_after: Includes 160 shares acquired through the Employee Stock Purchase Plan on November 15, 2021.

SEC source: 0001209191-21-065250 · doc4.xml · nonDerivative · entry 2

GRANT JAY R · CIK 0001826731 · Chief Legal Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 57,384

F3 · shares: The shares were withheld at the election of the Reporting Person to satisfy tax withholding obligations in connection with the partial vesting of a restricted stock award granted April 28, 2021.

SEC source: 0001209191-21-065250 · doc4.xml · nonDerivative · entry 1

GRANT JAY R · CIK 0001826731 · Chief Legal Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 58,577

F1 · shares: The shares were withheld at the election of the Reporting Person to satisfy tax withholding obligations in connection with the partial vesting of a restricted stock award granted October 5, 2020.

F2 · balance_after: Includes 325 shares acquired through the Employee Stock Purchase Plan on November 15, 2021.

SEC source: 0001209191-21-064901 · doc4.xml · nonDerivative · entry 2

Paley Eric B · CIK 0001670811 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnote

Disclosed balance after: 64,280

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

F3 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $100.00 to $100.08, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote.

F4 · ownership.nature: The reported securities are owned directly by the Eric Paley 2015 Remainder Trust (the "2015 Remainder Trust").

SEC source: 0001209191-21-064901 · doc4.xml · nonDerivative · entry 1

Paley Eric B · CIK 0001670811 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 125,710

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

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $100.00 to $100.10, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote.

SEC source: 0001209191-21-062766 · doc4.xml · derivative · entry 8

GRAYSON BLAKE JEFFREY · CIK 0001796825 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 62,730

Underlying: Class A Common Stock · 6,584 shares

Expires 2030-05-15

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_date: The option was granted on May 15, 2020, the VCD. One forty-eighth (1/48th) of the shares subject to the option vest each monthly anniversary of the VCD, subject to continued employment with the Issuer through the applicable vesting dates.

SEC source: 0001209191-21-062766 · doc4.xml · derivative · entry 7

GRAYSON BLAKE JEFFREY · CIK 0001796825 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 49,280

Underlying: Class A Common Stock · 2,654 shares

Expires 2029-12-27

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

F5 · derivative.exercise_date: The option was granted on December 27, 2019. The VCD was December 16, 2019. One forty-eighth (1/48th) of the shares subject to the option vest each monthly anniversary of the VCD, subject to continued employment with the Issuer through the applicable vesting dates.

SEC source: 0001209191-21-062766 · doc4.xml · derivative · entry 6

GRAYSON BLAKE JEFFREY · CIK 0001796825 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 139,400

Underlying: Class A Common Stock · 7,374 shares

Expires 2029-12-27

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

F4 · derivative.exercise_date: The option was granted on December 27, 2019. The Vesting Commencement Date ("VCD") was December 16, 2019. One-fourth (1/4th) of the shares subject to the option vest on the first anniversary of the VCD, with one forty-eighth (1/48th) of the shares subject to the original grant vesting on each monthly anniversary thereafter, subject to continued employment with the Issuer through the applicable vesting dates.

SEC source: 0001209191-21-062766 · doc4.xml · nonDerivative · entry 5

GRAYSON BLAKE JEFFREY · CIK 0001796825 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 206,230

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

F3 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $75.10 to $75.22, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote.

SEC source: 0001209191-21-062766 · doc4.xml · nonDerivative · entry 4

GRAYSON BLAKE JEFFREY · CIK 0001796825 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 210,887

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

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $74.10 to $75.07, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote.

SEC source: 0001209191-21-062766 · doc4.xml · nonDerivative · entry 3

GRAYSON BLAKE JEFFREY · CIK 0001796825 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 222,842

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

SEC source: 0001209191-21-062766 · doc4.xml · nonDerivative · entry 2

GRAYSON BLAKE JEFFREY · CIK 0001796825 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 216,258

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

SEC source: 0001209191-21-062766 · doc4.xml · nonDerivative · entry 1

GRAYSON BLAKE JEFFREY · CIK 0001796825 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 213,604

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

SEC source: 0001209191-21-061196 · doc4.xml · derivative · entry 8

GRAYSON BLAKE JEFFREY · CIK 0001796825 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 69,314

Underlying: Class A Common Stock · 2,020 shares

Expires 2030-05-15

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_date: The option was granted on May 15, 2020, the VCD. One forty-eighth (1/48th) of the shares subject to the option vest each monthly anniversary of the VCD, subject to continued employment with the Issuer through the applicable vesting dates.

SEC source: 0001209191-21-061196 · doc4.xml · derivative · entry 7

GRAYSON BLAKE JEFFREY · CIK 0001796825 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 51,934

Underlying: Class A Common Stock · 1,890 shares

Expires 2029-12-27

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

F5 · derivative.exercise_date: The option was granted on December 27, 2019. The VCD was December 16, 2019. One forty-eighth (1/48th) of the shares subject to the option vest each monthly anniversary of the VCD, subject to continued employment with the Issuer through the applicable vesting dates.

SEC source: 0001209191-21-061196 · doc4.xml · derivative · entry 6

GRAYSON BLAKE JEFFREY · CIK 0001796825 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 146,774

Underlying: Class A Common Stock · 5,080 shares

Expires 2029-12-27

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

F4 · derivative.exercise_date: The option was granted on December 27, 2019. The Vesting Commencement Date ("VCD") was December 16, 2019. One-fourth (1/4th) of the shares subject to the option vest on the first anniversary of the VCD, with one forty-eighth (1/48th) of the shares subject to the original grant vesting on each monthly anniversary thereafter, subject to continued employment with the Issuer through the applicable vesting dates.

SEC source: 0001209191-21-061196 · doc4.xml · nonDerivative · entry 5

GRAYSON BLAKE JEFFREY · CIK 0001796825 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 206,230

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

F3 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $78.80 to $79.79, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote.

SEC source: 0001209191-21-061196 · doc4.xml · nonDerivative · entry 4

GRAYSON BLAKE JEFFREY · CIK 0001796825 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 209,790

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

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $77.79 to $78.59, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote.

SEC source: 0001209191-21-061196 · doc4.xml · nonDerivative · entry 3

GRAYSON BLAKE JEFFREY · CIK 0001796825 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 215,220

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

SEC source: 0001209191-21-061196 · doc4.xml · nonDerivative · entry 2

GRAYSON BLAKE JEFFREY · CIK 0001796825 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 213,200

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

SEC source: 0001209191-21-061196 · doc4.xml · nonDerivative · entry 1

GRAYSON BLAKE JEFFREY · CIK 0001796825 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 211,310

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.

SEC source: 0001209191-21-060039 · doc4.xml · derivative · entry 1

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 19,200,000

Underlying: Class A Common Stock · 19,200,000 shares

Expires 2031-10-06

F1 · derivative.exercise_date: The shares subject to the option vest in eight tranches over a ten-year term beginning on October 6, 2021, (the "Grant Date"), and ending on October 6, 2031, (i) if the closing price of Issuer's Class A Common Stock measured over any 30-consecutive-trading-day period equals or exceeds $90.00, $115.00, $145.00, $185.00, $225.00, $260.00, $300.00 or $340.00, respectively, and (ii) for the first four years following the Grant Date, subject to continued service as the Issuer's Chief Executive Officer as of the applicable vesting date, and thereafter subject to continued service for the Issuer as of the applicable vesting date as Chief Executive Officer or in another role to be determined by the board of directors.

F2 · derivative.exercise_date: The number of awards shown is at the highest level, with the target level being an aggregate of 16,000,000 shares; the actual number of shares of Class A Common Stock issuable upon vesting is subject to adjustment based on the greatest result of three tests tied to the stock price of the Issuer's Class A Common Stock relative to performance of the companies comprising the Nasdaq-100 Index as of the Grant Date, and may range from 80% to 120% of the target level (12,800,000 to 19,200,000 shares in the aggregate).

SEC source: 0001209191-21-059664 · doc4.xml · derivative · entry 9

GRAYSON BLAKE JEFFREY · CIK 0001796825 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 71,334

Underlying: Class A Common Stock · 6,583 shares

Expires 2030-05-15

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

F4 · derivative.exercise_date: The option was granted on May 15, 2020, the VCD. One forty-eighth (1/48th) of the shares subject to the option vest each monthly anniversary of the VCD, subject to continued employment with the Issuer through the applicable vesting dates.

SEC source: 0001209191-21-059664 · doc4.xml · derivative · entry 8

GRAYSON BLAKE JEFFREY · CIK 0001796825 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 53,824

Underlying: Class A Common Stock · 2,653 shares

Expires 2029-12-27

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: The option was granted on December 27, 2019. The VCD was December 16, 2019. One forty-eighth (1/48th) of the shares subject to the option vest each monthly anniversary of the VCD, subject to continued employment with the Issuer through the applicable vesting dates.

SEC source: 0001209191-21-059664 · doc4.xml · derivative · entry 7

GRAYSON BLAKE JEFFREY · CIK 0001796825 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 151,854

Underlying: Class A Common Stock · 7,373 shares

Expires 2029-12-27

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

F2 · derivative.exercise_date: The option was granted on December 27, 2019. The Vesting Commencement Date ("VCD") was December 16, 2019. One-fourth (1/4th) of the shares subject to the option vest on the first anniversary of the VCD, with one forty-eighth (1/48th) of the shares subject to the original grant vesting on each monthly anniversary thereafter, subject to continued employment with the Issuer through the applicable vesting dates.

SEC source: 0001209191-21-059664 · doc4.xml · nonDerivative · entry 6

GRAYSON BLAKE JEFFREY · CIK 0001796825 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 206,230

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

SEC source: 0001209191-21-059664 · doc4.xml · nonDerivative · entry 5

GRAYSON BLAKE JEFFREY · CIK 0001796825 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 212,813

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

SEC source: 0001209191-21-059664 · doc4.xml · nonDerivative · entry 4

GRAYSON BLAKE JEFFREY · CIK 0001796825 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 206,230

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

SEC source: 0001209191-21-059664 · doc4.xml · nonDerivative · entry 3

GRAYSON BLAKE JEFFREY · CIK 0001796825 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 208,883

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.