DKNG

SEC source: 0001104659-25-020530 · tm258297-4_4seq1.xml · nonDerivative · entry 6

Kalish Matthew · CIK 0001810190 · Director · See Remarks

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 4,348,049

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 · shares: The Reporting Person acquired shares of Class A Common Stock of the Issuer after the exercise of stock options and paid the aggregate exercise price and the tax withholdings in cash.

SEC source: 0001104659-25-020530 · tm258297-4_4seq1.xml · nonDerivative · entry 5

Kalish Matthew · CIK 0001810190 · Director · See Remarks

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 4,295,875

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 · shares: The Reporting Person acquired shares of Class A Common Stock of the Issuer after the exercise of stock options and paid the aggregate exercise price and the tax withholdings in cash.

SEC source: 0001104659-25-020532 · tm258297-6_4seq1.xml · derivative · entry 9

Ellingson Alan Wayne · CIK 0002019299 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 8,901

Underlying: Class A Common Stock · 742 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.

F3 · derivative.exercise_price: No shares of Class A Common Stock were transferred or sold upon the vesting of the RSUs other than to the Issuer to satisfy withholding taxes. The Reporting Person received the net of the 742 shares of Class A Common Stock underlying the RSUs listed in Table II, and 359 shares of Class A Common Stock withheld by the Issuer. Each RSU represents a contingent right to receive one share of the Issuer's Class A Common Stock.

F6 · derivative.exercise_date: On February 16, 2024, the Reporting Person was granted 11,868 RSUs vesting quarterly over four (4) years from March 1, 2024.

F6 · derivative.expiration_date: On February 16, 2024, the Reporting Person was granted 11,868 RSUs vesting quarterly over four (4) years from March 1, 2024.

SEC source: 0001104659-25-020532 · tm258297-6_4seq1.xml · derivative · entry 8

Ellingson Alan Wayne · CIK 0002019299 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 17,122

Underlying: Class A Common Stock · 2,141 shares

Expires not disclosed

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

F2 · derivative.exercise_price: No shares of Class A Common Stock were transferred or sold upon the vesting of the RSUs other than to the Issuer to satisfy withholding taxes. The Reporting Person received the net of the 2,141 shares of Class A Common Stock underlying the RSUs listed in Table II, and 1,036 shares of Class A Common Stock withheld by the Issuer. Each RSU represents a contingent right to receive one share of the Issuer's Class A Common Stock.

F5 · derivative.exercise_date: On March 1, 2023, the Reporting Person was granted 34,245 RSUs vesting quarterly over four (4) years from March 1, 2023.

F5 · derivative.expiration_date: On March 1, 2023, the Reporting Person was granted 34,245 RSUs vesting quarterly over four (4) years from March 1, 2023.

SEC source: 0001104659-25-020532 · tm258297-6_4seq1.xml · derivative · entry 7

Ellingson Alan Wayne · CIK 0002019299 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 6,426

Underlying: Class A Common Stock · 1,606 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: No shares of Class A Common Stock were transferred or sold upon the vesting of the restricted stock units ("RSUs") other than to the Issuer to satisfy withholding taxes. The Reporting Person received the net of the 1,606 shares of Class A Common Stock underlying the RSUs listed in Table II, and 777 shares of Class A Common Stock withheld by the Issuer. Each RSU represents a contingent right to receive one share of the Issuer's Class A Common Stock.

F4 · derivative.exercise_date: On March 1, 2022, the Reporting Person was granted 25,703 RSUs vesting quarterly over four (4) years from March 1, 2022.

F4 · derivative.expiration_date: On March 1, 2022, the Reporting Person was granted 25,703 RSUs vesting quarterly over four (4) years from March 1, 2022.

SEC source: 0001104659-25-020532 · tm258297-6_4seq1.xml · nonDerivative · entry 6

Ellingson Alan Wayne · CIK 0002019299 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 175,871

SEC source: 0001104659-25-020532 · tm258297-6_4seq1.xml · nonDerivative · entry 5

Ellingson Alan Wayne · CIK 0002019299 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 176,230

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 · price: No shares of Class A Common Stock were transferred or sold upon the vesting of the RSUs other than to the Issuer to satisfy withholding taxes. The Reporting Person received the net of the 742 shares of Class A Common Stock underlying the RSUs listed in Table II, and 359 shares of Class A Common Stock withheld by the Issuer. Each RSU represents a contingent right to receive one share of the Issuer's Class A Common Stock.

SEC source: 0001104659-25-020532 · tm258297-6_4seq1.xml · nonDerivative · entry 4

Ellingson Alan Wayne · CIK 0002019299 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 175,488

SEC source: 0001104659-25-020532 · tm258297-6_4seq1.xml · nonDerivative · entry 3

Ellingson Alan Wayne · CIK 0002019299 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 176,524

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 · price: No shares of Class A Common Stock were transferred or sold upon the vesting of the RSUs other than to the Issuer to satisfy withholding taxes. The Reporting Person received the net of the 2,141 shares of Class A Common Stock underlying the RSUs listed in Table II, and 1,036 shares of Class A Common Stock withheld by the Issuer. Each RSU represents a contingent right to receive one share of the Issuer's Class A Common Stock.

SEC source: 0001104659-25-020532 · tm258297-6_4seq1.xml · nonDerivative · entry 2

Ellingson Alan Wayne · CIK 0002019299 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 174,383

SEC source: 0001104659-25-020532 · tm258297-6_4seq1.xml · nonDerivative · entry 1

Ellingson Alan Wayne · CIK 0002019299 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 175,160

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

F1 · price: No shares of Class A Common Stock were transferred or sold upon the vesting of the restricted stock units ("RSUs") other than to the Issuer to satisfy withholding taxes. The Reporting Person received the net of the 1,606 shares of Class A Common Stock underlying the RSUs listed in Table II, and 777 shares of Class A Common Stock withheld by the Issuer. Each RSU represents a contingent right to receive one share of the Issuer's Class A Common Stock.

SEC source: 0001104659-25-020530 · tm258297-4_4seq1.xml · derivative · entry 23

Kalish Matthew · CIK 0001810190 · Director · See Remarks

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 115,794

Underlying: Class A Common Stock · 9,649 shares

Expires not disclosed

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

F2 · derivative.exercise_price: No shares of Class A Common Stock were transferred or sold upon the vesting of the RSUs other than to the Issuer to satisfy withholding taxes. The Reporting Person received the net of the 9,649 shares of Class A Common Stock underlying the RSUs listed in Table II, and 4,666 shares of Class A Common Stock withheld by the Issuer. Each RSU represents a contingent right to receive one share of the Issuer's Class A Common Stock.

F16 · derivative.exercise_date: On February 12, 2024, the Reporting Person was granted 154,392 RSUs vesting quarterly over four (4) years from March 1, 2024.

F16 · derivative.expiration_date: On February 12, 2024, the Reporting Person was granted 154,392 RSUs vesting quarterly over four (4) years from March 1, 2024.

SEC source: 0001104659-25-020530 · tm258297-4_4seq1.xml · derivative · entry 22

Kalish Matthew · CIK 0001810190 · Director · See Remarks

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 176,470

Underlying: Class A Common Stock · 22,059 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: No shares of Class A Common Stock were transferred or sold upon the vesting of the restricted stock units ("RSUs") other than to the Issuer to satisfy withholding taxes. The Reporting Person received the net of the 22,059 shares of Class A Common Stock underlying the RSUs listed in Table II, and 10,666 shares of Class A Common Stock withheld by the Issuer. Each RSU represents a contingent right to receive one share of the Issuer's Class A Common Stock.

F15 · derivative.exercise_date: On February 13, 2023, the Reporting Person was granted 352,941 RSUs vesting quarterly over four (4) years from March 1, 2023.

F15 · derivative.expiration_date: On February 13, 2023, the Reporting Person was granted 352,941 RSUs vesting quarterly over four (4) years from March 1, 2023.

SEC source: 0001104659-25-020530 · tm258297-4_4seq1.xml · nonDerivative · entry 4

Kalish Matthew · CIK 0001810190 · Director · See Remarks

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 4,138,049

SEC source: 0001104659-25-020530 · tm258297-4_4seq1.xml · nonDerivative · entry 3

Kalish Matthew · CIK 0001810190 · Director · See Remarks

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 4,142,715

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 · price: No shares of Class A Common Stock were transferred or sold upon the vesting of the RSUs other than to the Issuer to satisfy withholding taxes. The Reporting Person received the net of the 9,649 shares of Class A Common Stock underlying the RSUs listed in Table II, and 4,666 shares of Class A Common Stock withheld by the Issuer. Each RSU represents a contingent right to receive one share of the Issuer's Class A Common Stock.

SEC source: 0001104659-25-020530 · tm258297-4_4seq1.xml · nonDerivative · entry 2

Kalish Matthew · CIK 0001810190 · Director · See Remarks

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 4,133,066

SEC source: 0001104659-25-020530 · tm258297-4_4seq1.xml · nonDerivative · entry 1

Kalish Matthew · CIK 0001810190 · Director · See Remarks

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 4,143,732

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

F1 · price: No shares of Class A Common Stock were transferred or sold upon the vesting of the restricted stock units ("RSUs") other than to the Issuer to satisfy withholding taxes. The Reporting Person received the net of the 22,059 shares of Class A Common Stock underlying the RSUs listed in Table II, and 10,666 shares of Class A Common Stock withheld by the Issuer. Each RSU represents a contingent right to receive one share of the Issuer's Class A Common Stock.

SEC source: 0001104659-25-020528 · tm258297-2_4seq1.xml · derivative · entry 10

Liberman Paul · CIK 0001810204 · Director · See Remarks

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 115,794

Underlying: Class A Common Stock · 9,649 shares

Expires not disclosed

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

F2 · derivative.exercise_price: No shares of Class A Common Stock were transferred or sold upon the vesting of the RSUs other than to the Issuer to satisfy withholding taxes. The Reporting Person received the net of the 9,649 shares of Class A Common Stock underlying the RSUs listed in Table II, and 4,666 shares of Class A Common Stock withheld by the Issuer. Each RSU represents a contingent right to receive one share of the Issuer's Class A Common Stock.

F4 · derivative.exercise_date: On February 12, 2024, the Reporting Person was granted 154,392 RSUs vesting quarterly over four (4) years from March 1, 2024.

F4 · derivative.expiration_date: On February 12, 2024, the Reporting Person was granted 154,392 RSUs vesting quarterly over four (4) years from March 1, 2024.

SEC source: 0001104659-25-020528 · tm258297-2_4seq1.xml · derivative · entry 9

Liberman Paul · CIK 0001810204 · Director · See Remarks

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 176,470

Underlying: Class A Common Stock · 22,059 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: No shares of Class A Common Stock were transferred or sold upon the vesting of the restricted stock units ("RSUs") other than to the Issuer to satisfy withholding taxes. The Reporting Person received the net of the 22,059 shares of Class A Common Stock underlying the RSUs listed in Table II, and 10,666 shares of Class A Common Stock withheld by the Issuer. Each RSU represents a contingent right to receive one share of the Issuer's Class A Common Stock.

F3 · derivative.exercise_date: On February 13, 2023, the Reporting Person was granted 352,941 RSUs vesting quarterly over four (4) years from March 1, 2023.

F3 · derivative.expiration_date: On February 13, 2023, the Reporting Person was granted 352,941 RSUs vesting quarterly over four (4) years from March 1, 2023.

SEC source: 0001104659-25-020528 · tm258297-2_4seq1.xml · nonDerivative · entry 4

Liberman Paul · CIK 0001810204 · Director · See Remarks

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 682,764

SEC source: 0001104659-25-020528 · tm258297-2_4seq1.xml · nonDerivative · entry 3

Liberman Paul · CIK 0001810204 · Director · See Remarks

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 687,430

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 · price: No shares of Class A Common Stock were transferred or sold upon the vesting of the RSUs other than to the Issuer to satisfy withholding taxes. The Reporting Person received the net of the 9,649 shares of Class A Common Stock underlying the RSUs listed in Table II, and 4,666 shares of Class A Common Stock withheld by the Issuer. Each RSU represents a contingent right to receive one share of the Issuer's Class A Common Stock.

SEC source: 0001104659-25-020528 · tm258297-2_4seq1.xml · nonDerivative · entry 2

Liberman Paul · CIK 0001810204 · Director · See Remarks

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 677,781

SEC source: 0001104659-25-020528 · tm258297-2_4seq1.xml · nonDerivative · entry 1

Liberman Paul · CIK 0001810204 · Director · See Remarks

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 688,447

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

F1 · price: No shares of Class A Common Stock were transferred or sold upon the vesting of the restricted stock units ("RSUs") other than to the Issuer to satisfy withholding taxes. The Reporting Person received the net of the 22,059 shares of Class A Common Stock underlying the RSUs listed in Table II, and 10,666 shares of Class A Common Stock withheld by the Issuer. Each RSU represents a contingent right to receive one share of the Issuer's Class A Common Stock.

SEC source: 0001104659-25-020526 · tm258297-1_4seq1.xml · derivative · entry 7

Robins Jason · CIK 0001810231 · Director · See Remarks

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 196,850

Underlying: Class A Common Stock · 16,404 shares

Expires not disclosed

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

F2 · derivative.exercise_price: No shares of Class A Common Stock were transferred or sold upon the vesting of the RSUs other than to the Issuer to satisfy withholding taxes. The Reporting Person received the net of the 16,404 shares of Class A Common Stock underlying the RSUs listed in Table II, and 7,932 shares of Class A Common Stock withheld by the Issuer. Each RSU represents a contingent right to receive one share of the Issuer's Class A Common Stock.

F4 · derivative.exercise_date: On February 12, 2024, the Reporting Person was granted 262,467 RSUs vesting quarterly over four (4) years from March 1, 2024.

F4 · derivative.expiration_date: On February 12, 2024, the Reporting Person was granted 262,467 RSUs vesting quarterly over four (4) years from March 1, 2024.

SEC source: 0001104659-25-020526 · tm258297-1_4seq1.xml · derivative · entry 6

Robins Jason · CIK 0001810231 · Director · See Remarks

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 300,000

Underlying: Class A Common Stock · 37,500 shares

Expires not disclosed

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

F1 · derivative.exercise_price: No shares of Class A Common Stock were transferred or sold upon the vesting of the restricted stock units ("RSUs") other than to the Issuer to satisfy withholding taxes. The Reporting Person received the net of the 37,500 shares of Class A Common Stock underlying the RSUs listed in Table II, and 18,132 shares of Class A Common Stock withheld by the Issuer. Each RSU represents a contingent right to receive one share of the Issuer's Class A Common Stock.

F3 · derivative.exercise_date: On February 13, 2023, the Reporting Person was granted 600,000 RSUs vesting quarterly over four (4) years from March 1, 2023.

F3 · derivative.expiration_date: On February 13, 2023, the Reporting Person was granted 600,000 RSUs vesting quarterly over four (4) years from March 1, 2023.

SEC source: 0001104659-25-020526 · tm258297-1_4seq1.xml · nonDerivative · entry 4

Robins Jason · CIK 0001810231 · Director · See Remarks

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 3,364,035

SEC source: 0001104659-25-020526 · tm258297-1_4seq1.xml · nonDerivative · entry 3

Robins Jason · CIK 0001810231 · Director · See Remarks

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 3,371,967

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 · price: No shares of Class A Common Stock were transferred or sold upon the vesting of the RSUs other than to the Issuer to satisfy withholding taxes. The Reporting Person received the net of the 16,404 shares of Class A Common Stock underlying the RSUs listed in Table II, and 7,932 shares of Class A Common Stock withheld by the Issuer. Each RSU represents a contingent right to receive one share of the Issuer's Class A Common Stock.

SEC source: 0001104659-25-020526 · tm258297-1_4seq1.xml · nonDerivative · entry 2

Robins Jason · CIK 0001810231 · Director · See Remarks

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 3,355,563

SEC source: 0001104659-25-020526 · tm258297-1_4seq1.xml · nonDerivative · entry 1

Robins Jason · CIK 0001810231 · Director · See Remarks

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 3,373,695

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

F1 · price: No shares of Class A Common Stock were transferred or sold upon the vesting of the restricted stock units ("RSUs") other than to the Issuer to satisfy withholding taxes. The Reporting Person received the net of the 37,500 shares of Class A Common Stock underlying the RSUs listed in Table II, and 18,132 shares of Class A Common Stock withheld by the Issuer. Each RSU represents a contingent right to receive one share of the Issuer's Class A Common Stock.

SEC source: 0001104659-25-020529 · tm258297-3_4seq1.xml · derivative · entry 9

Dodge R Stanton · CIK 0001404430 · Chief Legal Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,716

Underlying: Class A Common Stock · 858 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.

F3 · derivative.exercise_price: No shares of Class A Common Stock were transferred or sold upon the vesting of the RSUs other than to the Issuer to satisfy withholding taxes. The Reporting Person received the net of the 858 shares of Class A Common Stock underlying the RSUs listed in Table II, and 375 shares of Class A Common Stock withheld by the Issuer. Each RSU represents a contingent right to receive one share of the Issuer's Class A Common Stock.

F6 · derivative.exercise_date: On February 12, 2024, the Reporting Person was granted 10,293 RSUs vesting in equal monthly installments over one (1) year from March 1, 2024.

F6 · derivative.expiration_date: On February 12, 2024, the Reporting Person was granted 10,293 RSUs vesting in equal monthly installments over one (1) year from March 1, 2024.

SEC source: 0001104659-25-020529 · tm258297-3_4seq1.xml · derivative · entry 8

Dodge R Stanton · CIK 0001404430 · Chief Legal Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 57,897

Underlying: Class A Common Stock · 4,825 shares

Expires not disclosed

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

F2 · derivative.exercise_price: No shares of Class A Common Stock were transferred or sold upon the vesting of the RSUs other than to the Issuer to satisfy withholding taxes. The Reporting Person received the net of the 4,825 shares of Class A Common Stock underlying the RSUs listed in Table II, and 2,112 shares of Class A Common Stock withheld by the Issuer. Each RSU represents a contingent right to receive one share of the Issuer's Class A Common Stock.

F5 · derivative.exercise_date: On February 12, 2024, the Reporting Person was granted 77,196 RSUs vesting quarterly over four (4) years from March 1, 2024.

F5 · derivative.expiration_date: On February 12, 2024, the Reporting Person was granted 77,196 RSUs vesting quarterly over four (4) years from March 1, 2024.

SEC source: 0001104659-25-020529 · tm258297-3_4seq1.xml · derivative · entry 7

Dodge R Stanton · CIK 0001404430 · Chief Legal Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 88,234

Underlying: Class A Common Stock · 11,029 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: No shares of Class A Common Stock were transferred or sold upon the vesting of the restricted stock units ("RSUs") other than to the Issuer to satisfy withholding taxes. The Reporting Person received the net of the 11,029 shares of Class A Common Stock underlying the RSUs listed in Table II, and 4,826 shares of Class A Common Stock withheld by the Issuer. Each RSU represents a contingent right to receive one share of the Issuer's Class A Common Stock.

F4 · derivative.exercise_date: On February 13, 2023, the Reporting Person was granted 190,588 RSUs vesting quarterly over four (4) years from March 1, 2023. On April 28, 2023, the vesting terms of 14,119 of such RSUs were amended to provide for vesting in equal monthly installments over one (1) year from April 23, 2023. Accordingly, such 14,119 RSUs are no longer included in the Reporting Person's holdings with respect to the February 13, 2023 grant of 190,588 RSUs.

F4 · derivative.expiration_date: On February 13, 2023, the Reporting Person was granted 190,588 RSUs vesting quarterly over four (4) years from March 1, 2023. On April 28, 2023, the vesting terms of 14,119 of such RSUs were amended to provide for vesting in equal monthly installments over one (1) year from April 23, 2023. Accordingly, such 14,119 RSUs are no longer included in the Reporting Person's holdings with respect to the February 13, 2023 grant of 190,588 RSUs.

SEC source: 0001104659-25-020529 · tm258297-3_4seq1.xml · nonDerivative · entry 6

Dodge R Stanton · CIK 0001404430 · Chief Legal Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 759,397

SEC source: 0001104659-25-020529 · tm258297-3_4seq1.xml · nonDerivative · entry 5

Dodge R Stanton · CIK 0001404430 · Chief Legal Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 759,772

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 · price: No shares of Class A Common Stock were transferred or sold upon the vesting of the RSUs other than to the Issuer to satisfy withholding taxes. The Reporting Person received the net of the 858 shares of Class A Common Stock underlying the RSUs listed in Table II, and 375 shares of Class A Common Stock withheld by the Issuer. Each RSU represents a contingent right to receive one share of the Issuer's Class A Common Stock.

SEC source: 0001104659-25-020529 · tm258297-3_4seq1.xml · nonDerivative · entry 4

Dodge R Stanton · CIK 0001404430 · Chief Legal Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 758,914

SEC source: 0001104659-25-020529 · tm258297-3_4seq1.xml · nonDerivative · entry 3

Dodge R Stanton · CIK 0001404430 · Chief Legal Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 761,026

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 · price: No shares of Class A Common Stock were transferred or sold upon the vesting of the RSUs other than to the Issuer to satisfy withholding taxes. The Reporting Person received the net of the 4,825 shares of Class A Common Stock underlying the RSUs listed in Table II, and 2,112 shares of Class A Common Stock withheld by the Issuer. Each RSU represents a contingent right to receive one share of the Issuer's Class A Common Stock.

SEC source: 0001104659-25-020529 · tm258297-3_4seq1.xml · nonDerivative · entry 2

Dodge R Stanton · CIK 0001404430 · Chief Legal Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 756,201

SEC source: 0001104659-25-020529 · tm258297-3_4seq1.xml · nonDerivative · entry 1

Dodge R Stanton · CIK 0001404430 · Chief Legal Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 761,027

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

F1 · price: No shares of Class A Common Stock were transferred or sold upon the vesting of the restricted stock units ("RSUs") other than to the Issuer to satisfy withholding taxes. The Reporting Person received the net of the 11,029 shares of Class A Common Stock underlying the RSUs listed in Table II, and 4,826 shares of Class A Common Stock withheld by the Issuer. Each RSU represents a contingent right to receive one share of the Issuer's Class A Common Stock.

SEC source: 0001104659-25-020531 · tm258297-5_4seq1.xml · derivative · entry 4

Bradbury Erik · CIK 0001824092 · Chief Accounting Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 38,433

Underlying: Class A Common Stock · 2,745 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 restricted stock unit ("RSU") represents a contingent right to receive one share of the Issuer's Class A Common Stock.

F2 · derivative.exercise_price: No shares of Class A Common Stock were transferred or sold upon the vesting of the RSUs other than to the Issuer to satisfy withholding taxes. The Reporting Person received the net of the 2,745 shares of Class A Common Stock underlying the RSUs listed in Table II, and 1,283 shares of Class A Common Stock withheld by the Issuer.

F4 · derivative.exercise_date: On August 12, 2024, the Reporting Person was granted 43,923 RSUs vesting quarterly over four (4) years from September 1, 2024.

F4 · derivative.expiration_date: On August 12, 2024, the Reporting Person was granted 43,923 RSUs vesting quarterly over four (4) years from September 1, 2024.

SEC source: 0001104659-25-020531 · tm258297-5_4seq1.xml · nonDerivative · entry 2

Bradbury Erik · CIK 0001824092 · Chief Accounting Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 13,427

SEC source: 0001104659-25-020531 · tm258297-5_4seq1.xml · nonDerivative · entry 1

Bradbury Erik · CIK 0001824092 · Chief Accounting Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 14,710

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

F1 · price: Each restricted stock unit ("RSU") represents a contingent right to receive one share of the Issuer's Class A Common Stock.

F2 · price: No shares of Class A Common Stock were transferred or sold upon the vesting of the RSUs other than to the Issuer to satisfy withholding taxes. The Reporting Person received the net of the 2,745 shares of Class A Common Stock underlying the RSUs listed in Table II, and 1,283 shares of Class A Common Stock withheld by the Issuer.

SEC source: 0001104659-25-020531 · tm258297-5_4seq1.xml · derivative · entry 3

Bradbury Erik · CIK 0001824092 · Chief Accounting Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 2,230

Underlying: Class A Common Stock · 2,230 shares

Expires not disclosed

F1 · derivative.exercise_price: Each restricted stock unit ("RSU") represents a contingent right to receive one share of the Issuer's Class A Common Stock.

F3 · derivative.exercise_date: On February 28, 2025, the Reporting Person was granted 2,230 RSUs vesting quarterly over four (4) years from March 1, 2025.

F3 · derivative.expiration_date: On February 28, 2025, the Reporting Person was granted 2,230 RSUs vesting quarterly over four (4) years from March 1, 2025.

SEC source: 0001104659-25-019895 · tm258159-1_4seq1.xml · nonDerivative · entry 4

Moore Ryan R · CIK 0001810239 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 68,881

F4 · kind: Represents shares of the Issuer's Class A Common Stock received by the Reporting Person pursuant to a distribution by Accomplice Management Holdings, LLC, for no consideration.

SEC source: 0001104659-25-019895 · tm258159-1_4seq1.xml · nonDerivative · entry 3

Moore Ryan R · CIK 0001810239 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 68,563

F3 · kind: Represents shares of the Issuer's Class A Common Stock received by the Reporting Person pursuant to a distribution by Accomplice Associates II, LLC, for no consideration.

SEC source: 0001104659-25-019895 · tm258159-1_4seq1.xml · nonDerivative · entry 2

Moore Ryan R · CIK 0001810239 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 67,426

F2 · kind: Represents shares of the Issuer's Class A Common Stock received by the Reporting Person pursuant to a distribution by Atlas Venture Associates VIII, L.P., for no consideration.

SEC source: 0001104659-25-019895 · tm258159-1_4seq1.xml · nonDerivative · entry 1

Moore Ryan R · CIK 0001810239 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 59,897

F1 · kind: Represents shares of the Issuer's Class A Common Stock received by the Reporting Person pursuant to a distribution by Accomplice Associates I, LLC, for no consideration.

SEC source: 0001104659-25-017625 · tm257737-1_4seq1.xml · nonDerivative · entry 7

Ellingson Alan Wayne · CIK 0002019299 · Chief Financial Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 173,554

F8 · kind: The reported sales were made pursuant to a pre-arranged program for selling shares of Class A Common Stock adopted on November 20, 2024 pursuant to Rule 10b5-1 under the Securities Exchange Act of 1934.

SEC source: 0001104659-25-017081 · tm257624-2_4seq1.xml · nonDerivative · entry 6

Robins Jason · CIK 0001810231 · Director · See Remarks

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 3,336,195

F4 · kind: Represents the number of shares required to be sold by the Reporting Person to cover tax withholding obligations in connection with the vesting of RSUs. The "sell to cover" transactions were effected pursuant to a pre-arranged program for selling shares of Class A Common stock adopted on November 21, 2024 pursuant to Rule 10b5-1 under the Securities Exchange Act of 1934.

F7 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $43.53 to $44.00, inclusive. See the last sentence of footnote 5 to this Form 4 above.

SEC source: 0001104659-25-017081 · tm257624-2_4seq1.xml · nonDerivative · entry 5

Robins Jason · CIK 0001810231 · Director · See Remarks

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 3,347,527

F4 · kind: Represents the number of shares required to be sold by the Reporting Person to cover tax withholding obligations in connection with the vesting of RSUs. The "sell to cover" transactions were effected pursuant to a pre-arranged program for selling shares of Class A Common stock adopted on November 21, 2024 pursuant to Rule 10b5-1 under the Securities Exchange Act of 1934.

F6 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $42.53 to $43.52, inclusive. See the last sentence of footnote 5 to this Form 4 above.

SEC source: 0001104659-25-017081 · tm257624-2_4seq1.xml · nonDerivative · entry 4

Robins Jason · CIK 0001810231 · Director · See Remarks

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 3,566,591

F4 · kind: Represents the number of shares required to be sold by the Reporting Person to cover tax withholding obligations in connection with the vesting of RSUs. The "sell to cover" transactions were effected pursuant to a pre-arranged program for selling shares of Class A Common stock adopted on November 21, 2024 pursuant to Rule 10b5-1 under the Securities Exchange Act of 1934.

F5 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $41.53 to $42.52, inclusive. The Reporting Person has provided to the Issuer, and undertakes to provide any security holder of the Issuer or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in footnotes 5, 6 and 7 to this Form 4.