FIGS

SEC source: 0001628280-26-065107 · wk-form4_1791238504.xml · nonDerivative · entry 1

Spear Catherine Eva · CIK 0001820448 · Director · Chief Executive Officer · 10% owner

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,671,854

F1 · date: THIS FORM 4 DOES NOT CONCERN THE SALE OF ANY SHARES. IT ONLY CONCERNS THE VESTING AND SETTLEMENT OF RESTRICTED STOCK UNITS ("RSUs") AND THE RELATED WITHHOLDING OF SHARES TO SATISFY THE TAX OBLIGATION OWED IN CONNECTION THEREWITH. SEE ADDITIONAL FOOTNOTES BELOW FOR MORE INFORMATION.

F2 · shares: Represents shares withheld by the Issuer to satisfy tax withholding obligations in connection with the vesting of RSUs previously granted to the Reporting Person.

F3 · balance_after: 855,987 of these securities are RSUs, each representing a contingent right to receive one share of the Issuer's Class A Common Stock. In addition to the securities reported in this column, the Reporting Person beneficially owns 5,469,161 shares of the Issuer's Class B Common Stock directly and indirectly through various trusts, which are convertible at any time at the option of the Reporting Person into one share of Class A Common Stock, and 19,919,349 shares of the Issuer's Class A Common Stock underlying vested options.

SEC source: 0001628280-26-065105 · wk-form4_1791238316.xml · nonDerivative · entry 1

Oughtred Sarah · CIK 0002029049 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,065,969

F1 · date: THIS FORM 4 DOES NOT CONCERN THE SALE OF ANY SHARES. IT ONLY CONCERNS THE VESTING AND SETTLEMENT OF RESTRICTED STOCK UNITS ("RSUs") AND THE RELATED WITHHOLDING OF SHARES TO SATISFY THE TAX OBLIGATION OWED IN CONNECTION THEREWITH. SEE ADDITIONAL FOOTNOTES BELOW FOR MORE INFORMATION.

F2 · shares: Represents shares withheld by the Issuer to satisfy tax withholding obligations in connection with the vesting of RSUs previously granted to the Reporting Person.

F3 · balance_after: 828,998 of these securities are RSUs, each representing a contingent right to receive one share of the Issuer's Class A Common Stock.

SEC source: 0001628280-26-065103 · wk-form4_1791238066.xml · nonDerivative · entry 1

Hasson Heather L. · CIK 0001843821 · Director · Executive Chairman · 10% owner

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,390,040

F1 · date: THIS FORM 4 DOES NOT CONCERN THE SALE OF ANY SHARES. IT ONLY CONCERNS THE VESTING AND SETTLEMENT OF RESTRICTED STOCK UNITS ("RSUs") AND THE RELATED WITHHOLDING OF SHARES TO SATISFY THE TAX OBLIGATION OWED IN CONNECTION THEREWITH. SEE ADDITIONAL FOOTNOTES BELOW FOR MORE INFORMATION.

F2 · shares: Represents shares withheld by the Issuer to satisfy tax withholding obligations in connection with the vesting of RSUs previously granted to the Reporting Person.

F3 · balance_after: 898,348 of these securities are RSUs, each representing a contingent right to receive one share of the Issuer's Class A Common Stock. In addition to the securities reported in this column, the Reporting Person beneficially owns 2,814,480 shares of the Issuer's Class B Common Stock directly and indirectly through various trusts, which are convertible at any time at the option of the Reporting Person into one share of Class A Common Stock, and 11,405,524 shares of the Issuer's Class A Common Stock underlying vested options.

SEC source: 0001628280-26-054839 · wk-form4_1786133571.xml · nonDerivative · entry 1

Oughtred Sarah · CIK 0002029049 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,088,165

F1 · date: THIS FORM 4 DOES NOT CONCERN THE SALE OF ANY SHARES. IT ONLY CONCERNS THE VESTING AND SETTLEMENT OF RESTRICTED STOCK UNITS ("RSUs") AND THE RELATED WITHHOLDING OF SHARES TO SATISFY THE TAX OBLIGATION OWED IN CONNECTION THEREWITH. SEE ADDITIONAL FOOTNOTES BELOW FOR MORE INFORMATION.

F2 · shares: Represents shares withheld by the Issuer to satisfy tax withholding obligations in connection with the vesting of RSUs previously granted to the Reporting Person.

F3 · balance_after: 870,488 of these securities are RSUs, each representing a contingent right to receive one share of the Issuer's Class A Common Stock.

SEC source: 0001628280-26-054847 · wk-form4_1786133745.xml · nonDerivative · entry 1

Hasson Heather L. · CIK 0001843821 · Director · Executive Chairman · 10% owner

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,396,852

F1 · date: THIS FORM 4 DOES NOT CONCERN THE SALE OF ANY SHARES. IT ONLY CONCERNS THE VESTING AND SETTLEMENT OF RESTRICTED STOCK UNITS ("RSUs") AND THE RELATED WITHHOLDING OF SHARES TO SATISFY THE TAX OBLIGATION OWED IN CONNECTION THEREWITH. SEE ADDITIONAL FOOTNOTES BELOW FOR MORE INFORMATION.

F2 · shares: Represents shares withheld by the Issuer to satisfy tax withholding obligations in connection with the vesting of RSUs previously granted to the Reporting Person.

F3 · balance_after: 911,737 of these securities are RSUs, each representing a contingent right to receive one share of the Issuer's Class A Common Stock. In addition to the securities reported in this column, the Reporting Person beneficially owns 2,814,480 shares of the Issuer's Class B Common Stock directly and indirectly through various trusts, which are convertible at any time at the option of the Reporting Person into one share of Class A Common Stock, and 11,225,605 shares of the Issuer's Class A Common Stock underlying vested options.

SEC source: 0001628280-26-047419 · wk-form4_1783384085.xml · nonDerivative · entry 1

Oughtred Sarah · CIK 0002029049 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,110,127

F1 · date: THIS FORM 4 DOES NOT CONCERN THE SALE OF ANY SHARES. IT ONLY CONCERNS THE VESTING AND SETTLEMENT OF RESTRICTED STOCK UNITS ("RSUs") AND THE RELATED WITHHOLDING OF SHARES TO SATISFY THE TAX OBLIGATION OWED IN CONNECTION THEREWITH. SEE ADDITIONAL FOOTNOTES BELOW FOR MORE INFORMATION.

F2 · shares: Represents shares withheld by the Issuer to satisfy tax withholding obligations in connection with the vesting of RSUs previously granted to the Reporting Person.

F3 · balance_after: 911,539 of these securities are RSUs, each representing a contingent right to receive one share of the Issuer's Class A Common Stock. Includes 2,533 shares acquired on May 29, 2026 under the Issuer's 2021 Employee Stock Purchase Plan.

SEC source: 0001628280-26-047417 · wk-form4_1783383906.xml · nonDerivative · entry 1

Spear Catherine Eva · CIK 0001820448 · Director · Chief Executive Officer · 10% owner

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,733,408

F1 · date: THIS FORM 4 DOES NOT CONCERN THE SALE OF ANY SHARES. IT ONLY CONCERNS THE VESTING AND SETTLEMENT OF RESTRICTED STOCK UNITS ("RSUs") AND THE RELATED WITHHOLDING OF SHARES TO SATISFY THE TAX OBLIGATION OWED IN CONNECTION THEREWITH. SEE ADDITIONAL FOOTNOTES BELOW FOR MORE INFORMATION.

F2 · shares: Represents shares withheld by the Issuer to satisfy tax withholding obligations in connection with the vesting of RSUs previously granted to the Reporting Person.

F3 · balance_after: 976,967 of these securities are RSUs, each representing a contingent right to receive one share of the Issuer's Class A Common Stock. In addition to the securities reported in this column, the Reporting Person beneficially owns 5,469,161 shares of the Issuer's Class B Common Stock directly and indirectly through various trusts, which are convertible at any time at the option of the Reporting Person into one share of Class A Common Stock, and 19,776,378 shares of the Issuer's Class A Common Stock underlying vested options.

SEC source: 0001628280-26-047413 · wk-form4_1783383760.xml · nonDerivative · entry 1

Hasson Heather L. · CIK 0001843821 · Director · Executive Chairman · 10% owner

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,426,994

F1 · date: THIS FORM 4 DOES NOT CONCERN THE SALE OF ANY SHARES. IT ONLY CONCERNS THE VESTING AND SETTLEMENT OF RESTRICTED STOCK UNITS ("RSUs") AND THE RELATED WITHHOLDING OF SHARES TO SATISFY THE TAX OBLIGATION OWED IN CONNECTION THEREWITH. SEE ADDITIONAL FOOTNOTES BELOW FOR MORE INFORMATION.

F2 · shares: Represents shares withheld by the Issuer to satisfy tax withholding obligations in connection with the vesting of RSUs previously granted to the Reporting Person.

F3 · balance_after: 970,979 of these securities are RSUs, each representing a contingent right to receive one share of the Issuer's Class A Common Stock. In addition to the securities reported in this column, the Reporting Person beneficially owns 2,814,480 shares of the Issuer's Class B Common Stock directly and indirectly through various trusts, which are convertible at any time at the option of the Reporting Person into one share of Class A Common Stock, and 11,135,647 shares of the Issuer's Class A Common Stock underlying vested options.

SEC source: 0001628280-26-040596 · wk-form4_1780532347.xml · nonDerivative · entry 1

Lin Kenneth Jian-Hong · CIK 0001920991 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 161,705

F1 · shares: These restricted stock units ("RSUs") represent the Reporting Person's annual equity grant pursuant to the Issuer's Non-Employee Director Compensation Program and were granted automatically on the date of the Issuer's 2026 annual meeting of stockholders. The RSUs vest in full on the earlier to occur of (i) the one-year anniversary of June 3, 2026 and (ii) the date of the Issuer's next annual meeting of stockholders following June 3, 2026, subject to the Reporting Person's continued service through the applicable vesting date.

F2 · balance_after: 15,456 of these securities are RSUs, each representing a contingent right to receive one share of the Issuer's Class A Common Stock.

SEC source: 0001628280-26-040594 · wk-form4_1780531722.xml · nonDerivative · entry 1

Willhite John Martin · CIK 0001860005 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 3,263,095

F1 · shares: These restricted stock units ("RSUs") represent the Reporting Person's annual equity grant pursuant to the Issuer's Non-Employee Director Compensation Program and were granted automatically on the date of the Issuer's 2026 annual meeting of stockholders. The RSUs vest in full on the earlier to occur of (i) the one-year anniversary of June 3, 2026 and (ii) the date of the Issuer's next annual meeting of stockholders following June 3, 2026, subject to the Reporting Person's continued service through the applicable vesting date.

F2 · balance_after: 15,456 of these securities are RSUs, each representing a contingent right to receive one share of the Issuer's Class A Common Stock. This amount also includes 3,147,432 shares of the Issuer's Class A Common Stock received in a pro rata distribution exempt pursuant to Rule 16a-9 under the Securities Exchange Act of 1934, as amended.

SEC source: 0001628280-26-040600 · wk-form4_1780532685.xml · nonDerivative · entry 1

WHELAN MELANIE ANYA · CIK 0001777980 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 55,683

F1 · shares: These restricted stock units ("RSUs") represent the Reporting Person's annual equity grant pursuant to the Issuer's Non-Employee Director Compensation Program and were granted automatically on the date of the Issuer's 2026 annual meeting of stockholders. The RSUs vest in full on the earlier to occur of (i) the one-year anniversary of June 3, 2026 and (ii) the date of the Issuer's next annual meeting of stockholders following June 3, 2026, subject to the Reporting Person's continued service through the applicable vesting date.

F2 · balance_after: 15,456 of these securities are RSUs, each representing a contingent right to receive one share of the Issuer's Class A Common Stock.

SEC source: 0001628280-26-040604 · wk-form4_1780533048.xml · nonDerivative · entry 1

WILKE JEFFREY A · CIK 0001184758 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 227,577

F1 · shares: These restricted stock units ("RSUs") represent the Reporting Person's annual equity grant pursuant to the Issuer's Non-Employee Director Compensation Program and were granted automatically on the date of the Issuer's 2026 annual meeting of stockholders. The RSUs vest in full on the earlier to occur of (i) the one-year anniversary of June 3, 2026 and (ii) the date of the Issuer's next annual meeting of stockholders following June 3, 2026, subject to the Reporting Person's continued service through the applicable vesting date.

F2 · balance_after: 15,456 of these securities are RSUs, each representing a contingent right to receive one share of the Issuer's Class A Common Stock.

SEC source: 0001628280-26-040598 · wk-form4_1780532512.xml · nonDerivative · entry 1

Marte Mario Jesus · CIK 0001777085 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 86,046

F1 · shares: These restricted stock units ("RSUs") represent the Reporting Person's annual equity grant pursuant to the Issuer's Non-Employee Director Compensation Program and were granted automatically on the date of the Issuer's 2026 annual meeting of stockholders. The RSUs vest in full on the earlier to occur of (i) the one-year anniversary of June 3, 2026 and (ii) the date of the Issuer's next annual meeting of stockholders following June 3, 2026, subject to the Reporting Person's continued service through the applicable vesting date.

F2 · balance_after: 15,456 of these securities are RSUs, each representing a contingent right to receive one share of the Issuer's Class A Common Stock.

SEC source: 0001628280-26-040592 · wk-form4_1780531622.xml · nonDerivative · entry 1

Antrum Sheila · CIK 0001843602 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 115,663

F1 · shares: These restricted stock units ("RSUs") represent the Reporting Person's annual equity grant pursuant to the Issuer's Non-Employee Director Compensation Program and were granted automatically on the date of the Issuer's 2026 annual meeting of stockholders. The RSUs vest in full on the earlier to occur of (i) the one-year anniversary of June 3, 2026 and (ii) the date of the Issuer's next annual meeting of stockholders following June 3, 2026, subject to the Reporting Person's continued service through the applicable vesting date.

F2 · balance_after: 15,456 of these securities are RSUs, each representing a contingent right to receive one share of the Issuer's Class A Common Stock.

SEC source: 0001628280-26-040602 · wk-form4_1780532851.xml · nonDerivative · entry 1

Jao Hsiao Yueh · CIK 0002063011 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 97,719

F1 · shares: These restricted stock units ("RSUs") represent the Reporting Person's annual equity grant pursuant to the Issuer's Non-Employee Director Compensation Program and were granted automatically on the date of the Issuer's 2026 annual meeting of stockholders. The RSUs vest in full on the earlier to occur of (i) the one-year anniversary of June 3, 2026 and (ii) the date of the Issuer's next annual meeting of stockholders following June 3, 2026, subject to the Reporting Person's continued service through the applicable vesting date.

F2 · balance_after: 15,456 of these securities are RSUs, each representing a contingent right to receive one share of the Issuer's Class A Common Stock.

SEC source: 0001628280-26-035262 · wk-form4_1778797924.xml · derivative · entry 1

WHELAN MELANIE ANYA · CIK 0001777980 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 22,863

Underlying: Class A Common Stock · 22,863 shares

Expires 2036-05-12

F1 · derivative.exercise_date: The option, which was granted as consideration for consulting services being provided to the Issuer by the Reporting Person beyond her director service, vests in full and becomes exercisable on May 12, 2027, subject to the Reporting Person's continued service through the vesting date.

F2 · balance_after: In addition to the securities reported in this column, the Reporting Person holds (i) 10,815 shares of the Issuer's Class A Common Stock, (ii) 29,412 unvested restricted stock units, each representing a contingent right to receive one share of the Issuer's Class A Common Stock, and (iii) 52,037 shares of the Issuer's Class A Common Stock underlying vested options.

SEC source: 0001628280-26-031588 · wk-form4_1778113091.xml · nonDerivative · entry 1

Oughtred Sarah · CIK 0002029049 · Chief Financial Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 1,129,791

F1 · date: THIS FORM 4 CONCERNS THE VESTING AND SETTLEMENT OF RESTRICTED STOCK UNITS ("RSUs"), WHICH SERVE TO INCREASE THE NUMBER OF SHARES OF THE OUTSTANDING CAPITAL STOCK OF THE ISSUER OWNED BY THE REPORTING PERSON, AND THE RELATED SALE OF CERTAIN SHARES REQUIRED PURSUANT TO A 10B5-1 INSTRUCTION LETTER TO SATISFY THE TAX OBLIGATIONS OWED IN CONNECTION WITH THE VESTING AND SETTLEMENT OF SUCH RSUs. SEE ADDITIONAL FOOTNOTES BELOW FOR MORE INFORMATION.

F2 · kind: REPRESENTS THE AGGREGATE NUMBER OF SHARES SOLD BY THE REPORTING PERSON SOLELY TO COVER REQUIRED TAXES AND FEES DUE UPON THE VESTING AND SETTLEMENT OF RSUs. THE SALES WERE MADE PURSUANT TO A 10B5-1 INSTRUCTION LETTER DELIVERED TO THE ISSUER ON AUGUST 13, 2024, AND NONE OF THE SHARES REPORTED ON THIS FORM 4 WERE SOLD FOR ANY REASON OTHER THAN TO COVER REQUIRED TAXES AND FEES.

F3 · price: The price reported is a weighted average price. These shares were sold in multiple transactions at prices ranging from $14.160 to $14.344 per share, 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 range set forth in this footnote.

F4 · balance_after: 953,028 of these securities are RSUs, each representing a contingent right to receive one share of the Issuer's Class A Common Stock.

SEC source: 0001628280-26-031586 · wk-form4_1778112985.xml · nonDerivative · entry 1

Hasson Heather L. · CIK 0001843821 · Director · Executive Chairman · 10% owner

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 1,433,807

F1 · date: THIS FORM 4 CONCERNS THE VESTING AND SETTLEMENT OF RESTRICTED STOCK UNITS ("RSUs"), WHICH SERVE TO INCREASE THE NUMBER OF SHARES OF THE OUTSTANDING CAPITAL STOCK OF THE ISSUER OWNED BY THE REPORTING PERSON, AND THE RELATED SALE OF CERTAIN SHARES REQUIRED PURSUANT TO A 10B5-1 INSTRUCTION LETTER TO SATISFY THE TAX OBLIGATIONS OWED IN CONNECTION WITH THE VESTING AND SETTLEMENT OF SUCH RSUs. SEE ADDITIONAL FOOTNOTES BELOW FOR MORE INFORMATION.

F2 · kind: REPRESENTS THE AGGREGATE NUMBER OF SHARES SOLD BY THE REPORTING PERSON SOLELY TO COVER REQUIRED TAXES AND FEES DUE UPON THE VESTING AND SETTLEMENT OF RSUs. THE SALES WERE MADE PURSUANT TO A 10B5-1 INSTRUCTION LETTER DELIVERED TO THE ISSUER ON MAY 9, 2023, AND NONE OF THE SHARES REPORTED ON THIS FORM 4 WERE SOLD FOR ANY REASON OTHER THAN TO COVER REQUIRED TAXES AND FEES.

F3 · price: The price reported is a weighted average price. These shares were sold in multiple transactions at prices ranging from $14.160 to $14.344 per share, 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 range set forth in this footnote.

F4 · balance_after: 984,368 of these securities are RSUs, each representing a contingent right to receive one share of the Issuer's Class A Common Stock. In addition to the securities reported in this column, the Reporting Person beneficially owns 2,814,480 shares of the Issuer's Class B Common Stock directly and indirectly through various trusts, which are convertible at any time at the option of the Reporting Person into one share of Class A Common Stock, and 10,995,729 shares of the Issuer's Class A Common Stock underlying vested options.

SEC source: 0001628280-26-023976 · wk-form4_1775523795.xml · nonDerivative · entry 1

Oughtred Sarah · CIK 0002029049 · Chief Financial Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 1,153,388

F1 · date: THIS FORM 4 CONCERNS THE VESTING AND SETTLEMENT OF RESTRICTED STOCK UNITS ("RSUs"), WHICH SERVE TO INCREASE THE NUMBER OF SHARES OF THE OUTSTANDING CAPITAL STOCK OF THE ISSUER OWNED BY THE REPORTING PERSON, AND THE RELATED SALE OF CERTAIN SHARES REQUIRED PURSUANT TO A 10B5-1 INSTRUCTION LETTER TO SATISFY THE TAX OBLIGATIONS OWED IN CONNECTION WITH THE VESTING AND SETTLEMENT OF SUCH RSUs. SEE ADDITIONAL FOOTNOTES BELOW FOR MORE INFORMATION.

F2 · kind: REPRESENTS THE AGGREGATE NUMBER OF SHARES SOLD BY THE REPORTING PERSON SOLELY TO COVER REQUIRED TAXES AND FEES DUE UPON THE VESTING AND SETTLEMENT OF RSUs. THE SALES WERE MADE PURSUANT TO A 10B5-1 INSTRUCTION LETTER DELIVERED TO THE ISSUER ON AUGUST 13, 2024, AND NONE OF THE SHARES REPORTED ON THIS FORM 4 WERE SOLD FOR ANY REASON OTHER THAN TO COVER REQUIRED TAXES AND FEES.

F3 · balance_after: 994,079 of these securities are RSUs, each representing a contingent right to receive one share of the Issuer's Class A Common Stock.

SEC source: 0001628280-26-023974 · wk-form4_1775523718.xml · nonDerivative · entry 1

Spear Catherine Eva · CIK 0001820448 · Director · Chief Executive Officer · 10% owner

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 1,794,964

F1 · date: THIS FORM 4 CONCERNS THE VESTING AND SETTLEMENT OF RESTRICTED STOCK UNITS ("RSUs"), WHICH SERVE TO INCREASE THE NUMBER OF SHARES OF THE OUTSTANDING CAPITAL STOCK OF THE ISSUER OWNED BY THE REPORTING PERSON, AND THE RELATED SALE OF CERTAIN SHARES REQUIRED PURSUANT TO A 10B5-1 INSTRUCTION LETTER TO SATISFY THE TAX OBLIGATIONS OWED IN CONNECTION WITH THE VESTING AND SETTLEMENT OF SUCH RSUs. SEE ADDITIONAL FOOTNOTES BELOW FOR MORE INFORMATION.

F2 · kind: REPRESENTS THE AGGREGATE NUMBER OF SHARES SOLD BY THE REPORTING PERSON SOLELY TO COVER REQUIRED TAXES AND FEES DUE UPON THE VESTING AND SETTLEMENT OF RSUs. THE SALES WERE MADE PURSUANT TO A 10B5-1 INSTRUCTION LETTER DELIVERED TO THE ISSUER ON MAY 13, 2025, AND NONE OF THE SHARES REPORTED ON THIS FORM 4 WERE SOLD FOR ANY REASON OTHER THAN TO COVER REQUIRED TAXES AND FEES.

F3 · balance_after: 1,097,946 of these securities are RSUs, each representing a contingent right to receive one share of the Issuer's Class A Common Stock. In addition to the securities reported in this column, the Reporting Person beneficially owns 5,469,161 shares of the Issuer's Class B Common Stock directly and indirectly through various trusts, which are convertible at any time at the option of the Reporting Person into one share of Class A Common Stock, and 19,633,407 shares of the Issuer's Class A Common Stock underlying vested options.

SEC source: 0001628280-26-014044 · wk-form4_1772576380.xml · nonDerivative · entry 4

Hasson Heather L. · CIK 0001843821 · Director · Executive Chair · 10% owner

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,251,967

F2 · price: The price reported is a weighted average price. These shares were sold in multiple transactions at prices ranging from $16.31 to $17.19 per share, 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 range set forth in this footnote.

F3 · balance_after: 829,385 of these securities are RSUs, each representing a contingent right to receive one share of the Issuer's Class A Common Stock. In addition to the securities reported in this column, the Reporting Person beneficially owns 2,814,480 shares of the Issuer's Class B Common Stock directly and indirectly through various trusts, which are convertible at any time at the option of the Reporting Person into one share of Class A Common Stock, and 10,775,812 shares of the Issuer's Class A Common Stock underlying vested options.

SEC source: 0001628280-26-015287 · wk-form4_1772747626.xml · nonDerivative · entry 1

Oughtred Sarah · CIK 0002029049 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,164,260

F1 · shares: These Restricted Stock Units ("RSUs") vest as to 1/16th of the shares of Class A Common Stock underlying the RSUs on each quarterly anniversary following April 1, 2026, subject to the Reporting Person's continued service through the applicable vesting date.

F2 · balance_after: 1,014,146 of these securities are RSUs, each representing a contingent right to receive one share of the Issuer's Class A Common Stock.

SEC source: 0001628280-26-015261 · wk-form4_1772747141.xml · nonDerivative · entry 1

Hasson Heather L. · CIK 0001843821 · Director · Executive Chairman · 10% owner

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,466,192

F1 · shares: These Restricted Stock Units ("RSUs") vest as to 1/16th of the shares of Class A Common Stock underlying the RSUs on each quarterly anniversary following April 1, 2026, subject to the Reporting Person's continued service through the applicable vesting date.

F2 · balance_after: 1,043,610 of these securities are RSUs, each representing a contingent right to receive one share of the Issuer's Class A Common Stock. In addition to the securities reported in this column, the Reporting Person beneficially owns 2,814,480 shares of the Issuer's Class B Common Stock directly and indirectly through various trusts, which are convertible at any time at the option of the Reporting Person into one share of Class A Common Stock, and 10,775,812 shares of the Issuer's Class A Common Stock underlying vested options.

SEC source: 0001628280-26-014044 · wk-form4_1772576380.xml · derivative · entry 8

Hasson Heather L. · CIK 0001843821 · Director · Executive Chair · 10% owner

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Class A Common Stock · 900,000 shares

Expires 2028-06-26

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: All shares underlying this option have vested.

SEC source: 0001628280-26-014044 · wk-form4_1772576380.xml · derivative · entry 7

Hasson Heather L. · CIK 0001843821 · Director · Executive Chair · 10% owner

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Class A Common Stock · 313,336 shares

Expires 2028-02-21

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: All shares underlying this option have vested.

SEC source: 0001628280-26-014044 · wk-form4_1772576380.xml · nonDerivative · entry 3

Hasson Heather L. · CIK 0001843821 · Director · Executive Chair · 10% owner

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,808,294

F1 · shares: Represents shares that have been withheld by the Issuer upon the net exercise of stock options and used to pay the exercise prices and required tax withholdings. Does not represent a sale by the Reporting Person.

SEC source: 0001628280-26-014044 · wk-form4_1772576380.xml · nonDerivative · entry 2

Hasson Heather L. · CIK 0001843821 · Director · Executive Chair · 10% owner

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 2,465,303

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: 0001628280-26-014044 · wk-form4_1772576380.xml · nonDerivative · entry 1

Hasson Heather L. · CIK 0001843821 · Director · Executive Chair · 10% owner

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,565,303

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: 0001628280-26-006597 · wk-form4_1770686277.xml · nonDerivative · entry 1

Oughtred Sarah · CIK 0002029049 · Chief Financial Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 821,500

F1 · date: THIS FORM 4 CONCERNS THE VESTING AND SETTLEMENT OF RESTRICTED STOCK UNITS ("RSUs"), WHICH SERVE TO INCREASE THE NUMBER OF SHARES OF THE OUTSTANDING CAPITAL STOCK OF THE ISSUER OWNED BY THE REPORTING PERSON, AND THE RELATED SALE OF CERTAIN SHARES REQUIRED PURSUANT TO A 10B5-1 INSTRUCTION LETTER TO SATISFY THE TAX OBLIGATIONS OWED IN CONNECTION WITH THE VESTING AND SETTLEMENT OF SUCH RSUs. SEE ADDITIONAL FOOTNOTES BELOW FOR MORE INFORMATION.

F2 · kind: REPRESENTS THE AGGREGATE NUMBER OF SHARES SOLD BY THE REPORTING PERSON SOLELY TO COVER REQUIRED TAXES AND FEES DUE UPON THE VESTING AND SETTLEMENT OF RSUs. THE SALES WERE MADE PURSUANT TO A 10B5-1 INSTRUCTION LETTER DELIVERED TO THE ISSUER ON AUGUST 13, 2024, AND NONE OF THE SHARES REPORTED ON THIS FORM 4 WERE SOLD FOR ANY REASON OTHER THAN TO COVER REQUIRED TAXES AND FEES.

F3 · price: The price reported is a weighted average price. These shares were sold in multiple transactions at prices ranging from $10.5250 to $10.5607 per share, 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 range set forth in this footnote.

F4 · balance_after: 671,386 of these securities are RSUs, each representing a contingent right to receive one share of the Issuer's Class A Common Stock. Includes 6,249 shares acquired on May 30, 2025, and 3,111 shares acquired on November 28, 2025, in each case under the Issuer's 2021 Employee Stock Purchase Plan.

SEC source: 0001628280-26-006583 · wk-form4_1770685963.xml · nonDerivative · entry 1

Hasson Heather L. · CIK 0001843821 · Director · Executive Chair · 10% owner

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 1,251,967

F1 · date: THIS FORM 4 CONCERNS THE VESTING AND SETTLEMENT OF RESTRICTED STOCK UNITS ("RSUs"), WHICH SERVE TO INCREASE THE NUMBER OF SHARES OF THE OUTSTANDING CAPITAL STOCK OF THE ISSUER OWNED BY THE REPORTING PERSON, AND THE RELATED SALE OF CERTAIN SHARES REQUIRED PURSUANT TO A 10B5-1 INSTRUCTION LETTER TO SATISFY THE TAX OBLIGATIONS OWED IN CONNECTION WITH THE VESTING AND SETTLEMENT OF SUCH RSUs. SEE ADDITIONAL FOOTNOTES BELOW FOR MORE INFORMATION.

F2 · kind: REPRESENTS THE AGGREGATE NUMBER OF SHARES SOLD BY THE REPORTING PERSON SOLELY TO COVER REQUIRED TAXES AND FEES DUE UPON THE VESTING AND SETTLEMENT OF RSUs. THE SALES WERE MADE PURSUANT TO A 10B5-1 INSTRUCTION LETTER DELIVERED TO THE ISSUER ON MAY 9, 2023, AND NONE OF THE SHARES REPORTED ON THIS FORM 4 WERE SOLD FOR ANY REASON OTHER THAN TO COVER REQUIRED TAXES AND FEES.

F3 · price: The price reported is a weighted average price. These shares were sold in multiple transactions at prices ranging from $10.5245 to $10.5607 per share, 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 range set forth in this footnote.

F4 · balance_after: 829,385 of these securities are RSUs, each representing a contingent right to receive one share of the Issuer's Class A Common Stock. In addition to the securities reported in this column, the Reporting Person beneficially owns 2,814,480 shares of the Issuer's Class B Common Stock directly and indirectly through various trusts, which are convertible at any time at the option of the Reporting Person into one share of Class A Common Stock, and 11,899,189 shares of the Issuer's Class A Common Stock underlying vested options.

SEC source: 0001628280-26-001435 · wk-form4_1767917651.xml · nonDerivative · entry 1

Oughtred Sarah · CIK 0002029049 · Chief Financial Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 834,830

F1 · date: THIS FORM 4 CONCERNS THE VESTING AND SETTLEMENT OF RESTRICTED STOCK UNITS ("RSUs"), WHICH SERVE TO INCREASE THE NUMBER OF SHARES OF THE OUTSTANDING CAPITAL STOCK OF THE ISSUER OWNED BY THE REPORTING PERSON, AND THE RELATED SALE OF CERTAIN SHARES REQUIRED PURSUANT TO A 10B5-1 INSTRUCTION LETTER TO SATISFY THE TAX OBLIGATIONS OWED IN CONNECTION WITH THE VESTING AND SETTLEMENT OF SUCH RSUs. SEE ADDITIONAL FOOTNOTES BELOW FOR MORE INFORMATION.

F2 · kind: REPRESENTS THE AGGREGATE NUMBER OF SHARES SOLD BY THE REPORTING PERSON SOLELY TO COVER REQUIRED TAXES AND FEES DUE UPON THE VESTING AND SETTLEMENT OF RSUs. THE SALES WERE MADE PURSUANT TO A 10B5-1 INSTRUCTION LETTER DELIVERED TO THE ISSUER ON AUGUST 13, 2024, AND NONE OF THE SHARES REPORTED ON THIS FORM 4 WERE SOLD FOR ANY REASON OTHER THAN TO COVER REQUIRED TAXES AND FEES.

F3 · price: The price reported is a weighted average price. These shares were sold in multiple transactions at prices ranging from $11.50 to $11.55 per share, 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 range set forth in this footnote.

F4 · balance_after: 712,437 of these securities are RSUs, each representing a contingent right to receive one share of the Issuer's Class A Common Stock.

SEC source: 0001628280-26-001432 · wk-form4_1767917249.xml · nonDerivative · entry 1

Spear Catherine Eva · CIK 0001820448 · Director · Chief Executive Officer · 10% owner

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 1,857,299

F1 · date: THIS FORM 4 CONCERNS THE VESTING AND SETTLEMENT OF RESTRICTED STOCK UNITS ("RSUs"), WHICH SERVE TO INCREASE THE NUMBER OF SHARES OF THE OUTSTANDING CAPITAL STOCK OF THE ISSUER OWNED BY THE REPORTING PERSON, AND THE RELATED SALE OF CERTAIN SHARES REQUIRED PURSUANT TO A 10B5-1 INSTRUCTION LETTER TO SATISFY THE TAX OBLIGATIONS OWED IN CONNECTION WITH THE VESTING AND SETTLEMENT OF SUCH RSUs. SEE ADDITIONAL FOOTNOTES BELOW FOR MORE INFORMATION.

F2 · kind: REPRESENTS THE AGGREGATE NUMBER OF SHARES SOLD BY THE REPORTING PERSON SOLELY TO COVER REQUIRED TAXES AND FEES DUE UPON THE VESTING AND SETTLEMENT OF RSUs. THE SALES WERE MADE PURSUANT TO A 10B5-1 INSTRUCTION LETTER DELIVERED TO THE ISSUER ON MAY 13, 2025, AND NONE OF THE SHARES REPORTED ON THIS FORM 4 WERE SOLD FOR ANY REASON OTHER THAN TO COVER REQUIRED TAXES AND FEES.

F3 · balance_after: 1,218,926 of these securities are RSUs, each representing a contingent right to receive one share of the Issuer's Class A Common Stock. In addition to the securities reported in this column, the Reporting Person beneficially owns 5,469,161 shares of the Issuer's Class B Common Stock directly and indirectly through various trusts, which are convertible at any time at the option of the Reporting Person into one share of Class A Common Stock, and 19,490,436 shares of the Issuer's Class A Common Stock underlying vested options.

SEC source: 0001628280-25-050355 · wk-form4_1762470563.xml · nonDerivative · entry 1

Oughtred Sarah · CIK 0002029049 · Chief Financial Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 845,345

F1 · date: THIS FORM 4 CONCERNS THE VESTING AND SETTLEMENT OF RESTRICTED STOCK UNITS ("RSUs"), WHICH SERVE TO INCREASE THE NUMBER OF SHARES OF THE OUTSTANDING CAPITAL STOCK OF THE ISSUER OWNED BY THE REPORTING PERSON, AND THE RELATED SALE OF CERTAIN SHARES REQUIRED PURSUANT TO A 10B5-1 INSTRUCTION LETTER TO SATISFY THE TAX OBLIGATIONS OWED IN CONNECTION WITH THE VESTING AND SETTLEMENT OF SUCH RSUs. SEE ADDITIONAL FOOTNOTES BELOW FOR MORE INFORMATION.

F2 · kind: REPRESENTS THE AGGREGATE NUMBER OF SHARES SOLD BY THE REPORTING PERSON SOLELY TO COVER REQUIRED TAXES AND FEES DUE UPON THE VESTING AND SETTLEMENT OF RSUs. THE SALES WERE MADE PURSUANT TO A 10B5-1 INSTRUCTION LETTER DELIVERED TO THE ISSUER ON AUGUST 13, 2024, AND NONE OF THE SHARES REPORTED ON THIS FORM 4 WERE SOLD FOR ANY REASON OTHER THAN TO COVER REQUIRED TAXES AND FEES.

F3 · price: The price reported is a weighted average price. These shares were sold in multiple transactions at prices ranging from $7.3866 to $7.4017 per share, 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 range set forth in this footnote.

F4 · balance_after: 732,504 of these securities are RSUs, each representing a contingent right to receive one share of the Issuer's Class A Common Stock.

SEC source: 0001628280-25-050351 · wk-form4_1762470273.xml · nonDerivative · entry 1

Hasson Heather L. · CIK 0001843821 · Director · Executive Chair · 10% owner

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 1,274,841

F1 · date: THIS FORM 4 CONCERNS THE VESTING AND SETTLEMENT OF RESTRICTED STOCK UNITS ("RSUs"), WHICH SERVE TO INCREASE THE NUMBER OF SHARES OF THE OUTSTANDING CAPITAL STOCK OF THE ISSUER OWNED BY THE REPORTING PERSON, AND THE RELATED SALE OF CERTAIN SHARES REQUIRED PURSUANT TO A 10B5-1 INSTRUCTION LETTER TO SATISFY THE TAX OBLIGATIONS OWED IN CONNECTION WITH THE VESTING AND SETTLEMENT OF SUCH RSUs. SEE ADDITIONAL FOOTNOTES BELOW FOR MORE INFORMATION.

F2 · kind: REPRESENTS THE AGGREGATE NUMBER OF SHARES SOLD BY THE REPORTING PERSON SOLELY TO COVER REQUIRED TAXES AND FEES DUE UPON THE VESTING AND SETTLEMENT OF RSUs. THE SALES WERE MADE PURSUANT TO A 10B5-1 INSTRUCTION LETTER DELIVERED TO THE ISSUER ON MAY 9, 2023, AND NONE OF THE SHARES REPORTED ON THIS FORM 4 WERE SOLD FOR ANY REASON OTHER THAN TO COVER REQUIRED TAXES AND FEES.

F3 · price: The price reported is a weighted average price. These shares were sold in multiple transactions at prices ranging from $7.3866 to $7.4017 per share, 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 range set forth in this footnote.

F4 · balance_after: 888,627 of these securities are RSUs, each representing a contingent right to receive one share of the Issuer's Class A Common Stock. In addition to the securities reported in this column, the Reporting Person beneficially owns 2,814,480 shares of the Issuer's Class B Common Stock directly and indirectly through various trusts, which are convertible at any time at the option of the Reporting Person into one share of Class A Common Stock, and 11,629,313 shares of the Issuer's Class A Common Stock underlying vested options.

SEC source: 0001628280-25-044387 · wk-form4_1759790774.xml · nonDerivative · entry 1

Oughtred Sarah · CIK 0002029049 · Chief Financial Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 868,090

F1 · date: THIS FORM 4 CONCERNS THE VESTING AND SETTLEMENT OF RESTRICTED STOCK UNITS ("RSUs"), WHICH SERVE TO INCREASE THE NUMBER OF SHARES OF THE OUTSTANDING CAPITAL STOCK OF THE ISSUER OWNED BY THE REPORTING PERSON, AND THE RELATED SALE OF CERTAIN SHARES REQUIRED PURSUANT TO A 10B5-1 INSTRUCTION LETTER TO SATISFY THE TAX OBLIGATIONS OWED IN CONNECTION WITH THE VESTING AND SETTLEMENT OF SUCH RSUs. SEE ADDITIONAL FOOTNOTES BELOW FOR MORE INFORMATION.

F2 · kind: REPRESENTS THE AGGREGATE NUMBER OF SHARES SOLD BY THE REPORTING PERSON SOLELY TO COVER REQUIRED TAXES AND FEES DUE UPON THE VESTING AND SETTLEMENT OF RSUs. THE SALES WERE MADE PURSUANT TO A 10B5-1 INSTRUCTION LETTER DELIVERED TO THE ISSUER ON AUGUST 13, 2024, AND NONE OF THE SHARES REPORTED ON THIS FORM 4 WERE SOLD FOR ANY REASON OTHER THAN TO COVER REQUIRED TAXES AND FEES.

F3 · balance_after: 773,554 of these securities are RSUs, each representing a contingent right to receive one share of the Issuer's Class A Common Stock.

SEC source: 0001628280-25-044385 · wk-form4_1759790648.xml · nonDerivative · entry 1

Spear Catherine Eva · CIK 0001820448 · Director · Chief Executive Officer · 10% owner

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 1,907,033

F1 · date: THIS FORM 4 CONCERNS THE VESTING AND SETTLEMENT OF RESTRICTED STOCK UNITS ("RSUs"), WHICH SERVE TO INCREASE THE NUMBER OF SHARES OF THE OUTSTANDING CAPITAL STOCK OF THE ISSUER OWNED BY THE REPORTING PERSON, AND THE RELATED SALE OF CERTAIN SHARES REQUIRED PURSUANT TO A 10B5-1 INSTRUCTION LETTER TO SATISFY THE TAX OBLIGATIONS OWED IN CONNECTION WITH THE VESTING AND SETTLEMENT OF SUCH RSUs. SEE ADDITIONAL FOOTNOTES BELOW FOR MORE INFORMATION.

F2 · kind: REPRESENTS THE AGGREGATE NUMBER OF SHARES SOLD BY THE REPORTING PERSON SOLELY TO COVER REQUIRED TAXES AND FEES DUE UPON THE VESTING AND SETTLEMENT OF RSUs. THE SALES WERE MADE PURSUANT TO A 10B5-1 INSTRUCTION LETTER DELIVERED TO THE ISSUER ON MAY 13, 2025, AND NONE OF THE SHARES REPORTED ON THIS FORM 4 WERE SOLD FOR ANY REASON OTHER THAN TO COVER REQUIRED TAXES AND FEES.

F3 · balance_after: 1,339,906 of these securities are RSUs, each representing a contingent right to receive one share of the Issuer's Class A Common Stock. In addition to the securities reported in this column, the Reporting Person beneficially owns 5,469,161 shares of the Issuer's Class B Common Stock directly and indirectly through various trusts, which are convertible at any time at the option of the Reporting Person into one share of Class A Common Stock, and 19,347,466 shares of the Issuer's Class A Common Stock underlying vested options.

SEC source: 0001820448-25-000006 · wk-form4_1755203990.xml · nonDerivative · entry 1

Spear Catherine Eva · CIK 0001820448 · Director · Chief Executive Officer · 10% owner

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 1,969,246

F1 · kind: REPRESENTS THE AGGREGATE NUMBER OF SHARES SOLD BY THE REPORTING PERSON SOLELY TO COVER REQUIRED TAXES AND FEES DUE UPON THE VESTING AND SETTLEMENT OF RESTRICTED STOCK UNITS ("RSUs"). THE SALES WERE MADE PURSUANT TO A 10B5-1 INSTRUCTION LETTER DELIVERED TO THE ISSUER ON MAY 13, 2025, AND NONE OF THE SHARES REPORTED AS SOLD ON THIS FORM 4 WERE SOLD FOR ANY REASON OTHER THAN TO COVER REQUIRED TAXES AND FEES.

F2 · balance_after: 1,460,886 of these securities are RSUs, each representing a contingent right to receive one share of the Issuer's Class A Common Stock. In addition to the securities reported in this column, the Reporting Person holds 5,469,161 shares of the Issuer's Class B Common Stock directly and indirectly through various trusts, which are convertible at any time at the option of the Reporting Person into an equal number of shares of Class A Common Stock, and 18,958,606 shares of the Issuer's Class A Common Stock underlying vested options, neither of which are reported on this Form 4.

SEC source: 0001820448-25-000006 · wk-form4_1755203990.xml · derivative · entry 5

Spear Catherine Eva · CIK 0001820448 · Director · Chief Executive Officer · 10% owner

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 727,097

Underlying: Class A Common Stock · 727,097 shares

Expires 2031-05-25

F5 · price: The transactions reported herein reflect a one-time stock option repricing (the "Option Repricing") effective on August 12, 2025 (the "Repricing Date"). The Option Repricing applies to 727,097 fully vested options originally granted to the Reporting Person on May 26, 2021 with an original exercise price of $22.00. Pursuant to the Option Repricing, the exercise price of the repriced options has been amended to reduce the exercise price to $6.63 per share, the closing price of the Issuer's Class A Common Stock on the Repricing Date. The vesting schedule of the repriced options has also been extended as reported herein. There is no change to the expiration date of, or number of shares underlying, the repriced options. For more information, see Part II, Item 5. "Other Information" in the Issuer's Form 10-Q filed with the SEC on August 7, 2025.

F6 · derivative.exercise_date: The option vests and becomes exercisable in 24 equal monthly installments, with the first installment vesting on September 12, 2025.

SEC source: 0001820448-25-000006 · wk-form4_1755203990.xml · derivative · entry 4

Spear Catherine Eva · CIK 0001820448 · Director · Chief Executive Officer · 10% owner

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 0

Underlying: Class A Common Stock · 727,097 shares

Expires 2031-05-25

F5 · price: The transactions reported herein reflect a one-time stock option repricing (the "Option Repricing") effective on August 12, 2025 (the "Repricing Date"). The Option Repricing applies to 727,097 fully vested options originally granted to the Reporting Person on May 26, 2021 with an original exercise price of $22.00. Pursuant to the Option Repricing, the exercise price of the repriced options has been amended to reduce the exercise price to $6.63 per share, the closing price of the Issuer's Class A Common Stock on the Repricing Date. The vesting schedule of the repriced options has also been extended as reported herein. There is no change to the expiration date of, or number of shares underlying, the repriced options. For more information, see Part II, Item 5. "Other Information" in the Issuer's Form 10-Q filed with the SEC on August 7, 2025.

F4 · derivative.exercise_date: All shares underlying this option have vested.

SEC source: 0001843821-25-000004 · wk-form4_1755203061.xml · derivative · entry 7

Hasson Heather L. · CIK 0001843821 · Director · Executive Chair · 10% owner

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 2,863,828

Underlying: Class A Common Stock · 2,863,828 shares

Expires 2032-08-08

F5 · price: The transactions reported herein reflect a one-time stock option repricing (the "Option Repricing") effective on August 12, 2025 (the "Repricing Date"). The Option Repricing applies to (i) 727,097 fully vested options originally granted to the Reporting Person on May 26, 2021 with an original exercise price of $22.00 and (ii) 2,863,828 fully vested options originally granted to the Reporting Person on August 9, 2022 with an original exercise price of $11.79. Pursuant to the Option Repricing, the exercise prices of the repriced options have been amended to reduce the exercise price to $6.63 per share, the closing price of the Issuer's Class A Common Stock on the Repricing Date. The vesting schedules of the repriced options have also been extended as reported herein. There is no change to the expiration dates of, or number of shares underlying, the repriced options. For more information, see Part II, Item 5. "Other Information" in the Issuer's Form 10-Q filed with the SEC on 8/7/2025.

F7 · derivative.exercise_date: The option vests and becomes exercisable in 48 equal monthly installments, with the first installment vesting on September 12, 2025.

SEC source: 0001843821-25-000004 · wk-form4_1755203061.xml · derivative · entry 6

Hasson Heather L. · CIK 0001843821 · Director · Executive Chair · 10% owner

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Class A Common Stock · 2,863,828 shares

Expires 2032-08-08

F5 · price: The transactions reported herein reflect a one-time stock option repricing (the "Option Repricing") effective on August 12, 2025 (the "Repricing Date"). The Option Repricing applies to (i) 727,097 fully vested options originally granted to the Reporting Person on May 26, 2021 with an original exercise price of $22.00 and (ii) 2,863,828 fully vested options originally granted to the Reporting Person on August 9, 2022 with an original exercise price of $11.79. Pursuant to the Option Repricing, the exercise prices of the repriced options have been amended to reduce the exercise price to $6.63 per share, the closing price of the Issuer's Class A Common Stock on the Repricing Date. The vesting schedules of the repriced options have also been extended as reported herein. There is no change to the expiration dates of, or number of shares underlying, the repriced options. For more information, see Part II, Item 5. "Other Information" in the Issuer's Form 10-Q filed with the SEC on 8/7/2025.

F4 · derivative.exercise_date: All shares underlying this option have vested.

SEC source: 0001843821-25-000004 · wk-form4_1755203061.xml · derivative · entry 5

Hasson Heather L. · CIK 0001843821 · Director · Executive Chair · 10% owner

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 727,097

Underlying: Class A Common Stock · 727,097 shares

Expires 2031-05-25

F5 · price: The transactions reported herein reflect a one-time stock option repricing (the "Option Repricing") effective on August 12, 2025 (the "Repricing Date"). The Option Repricing applies to (i) 727,097 fully vested options originally granted to the Reporting Person on May 26, 2021 with an original exercise price of $22.00 and (ii) 2,863,828 fully vested options originally granted to the Reporting Person on August 9, 2022 with an original exercise price of $11.79. Pursuant to the Option Repricing, the exercise prices of the repriced options have been amended to reduce the exercise price to $6.63 per share, the closing price of the Issuer's Class A Common Stock on the Repricing Date. The vesting schedules of the repriced options have also been extended as reported herein. There is no change to the expiration dates of, or number of shares underlying, the repriced options. For more information, see Part II, Item 5. "Other Information" in the Issuer's Form 10-Q filed with the SEC on 8/7/2025.

F6 · derivative.exercise_date: The option vests and becomes exercisable in 24 equal monthly installments, with the first installment vesting on September 12, 2025.

SEC source: 0001843821-25-000004 · wk-form4_1755203061.xml · derivative · entry 4

Hasson Heather L. · CIK 0001843821 · Director · Executive Chair · 10% owner

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Class A Common Stock · 727,097 shares

Expires 2031-05-25

F5 · price: The transactions reported herein reflect a one-time stock option repricing (the "Option Repricing") effective on August 12, 2025 (the "Repricing Date"). The Option Repricing applies to (i) 727,097 fully vested options originally granted to the Reporting Person on May 26, 2021 with an original exercise price of $22.00 and (ii) 2,863,828 fully vested options originally granted to the Reporting Person on August 9, 2022 with an original exercise price of $11.79. Pursuant to the Option Repricing, the exercise prices of the repriced options have been amended to reduce the exercise price to $6.63 per share, the closing price of the Issuer's Class A Common Stock on the Repricing Date. The vesting schedules of the repriced options have also been extended as reported herein. There is no change to the expiration dates of, or number of shares underlying, the repriced options. For more information, see Part II, Item 5. "Other Information" in the Issuer's Form 10-Q filed with the SEC on 8/7/2025.

F4 · derivative.exercise_date: All shares underlying this option have vested.

SEC source: 0001843821-25-000004 · wk-form4_1755203061.xml · nonDerivative · entry 1

Hasson Heather L. · CIK 0001843821 · Director · Executive Chair · 10% owner

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,298,197

F1 · shares: These Restricted Stock Units ("RSUs") vest as to 1/16th of the shares of Class A Common Stock underlying the RSUs on each quarterly anniversary following August 1, 2025, subject to the Reporting Person's continued service through the applicable vesting date.

F2 · balance_after: 947,868 of these securities are RSUs, each representing a contingent right to receive one share of the Issuer's Class A Common Stock. In addition to the securities reported in this column, the Reporting Person holds 2,814,480 shares of the Issuer's Class B Common Stock directly and indirectly through various trusts, which are convertible at any time at the option of the Reporting Person into an equal number of shares of Class A Common Stock, and 11,449,396 shares of the Issuer's Class A Common Stock underlying vested options, neither of which are reported on this Form 4.

SEC source: 0001628280-25-038400 · wk-form4_1754513298.xml · nonDerivative · entry 1

Oughtred Sarah · CIK 0002029049 · Chief Financial Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 878,058

F1 · date: THIS FORM 4 CONCERNS THE VESTING AND SETTLEMENT OF RESTRICTED STOCK UNITS ("RSUs"), WHICH SERVE TO INCREASE THE NUMBER OF SHARES OF THE OUTSTANDING CAPITAL STOCK OF THE ISSUER OWNED BY THE REPORTING PERSON, AND THE RELATED SALE OF CERTAIN SHARES REQUIRED PURSUANT TO A 10B5-1 INSTRUCTION LETTER TO SATISFY THE TAX OBLIGATIONS OWED IN CONNECTION WITH THE VESTING AND SETTLEMENT OF SUCH RSUs. SEE ADDITIONAL FOOTNOTES BELOW FOR MORE INFORMATION.

F2 · kind: REPRESENTS THE AGGREGATE NUMBER OF SHARES SOLD BY THE REPORTING PERSON SOLELY TO COVER REQUIRED TAXES AND FEES DUE UPON THE VESTING AND SETTLEMENT OF RSUs. THE SALES WERE MADE PURSUANT TO A 10B5-1 INSTRUCTION LETTER DELIVERED TO THE ISSUER ON AUGUST 13, 2024, AND NONE OF THE SHARES REPORTED ON THIS FORM 4 WERE SOLD FOR ANY REASON OTHER THAN TO COVER REQUIRED TAXES AND FEES.

F3 · balance_after: 793,621 of these securities are RSUs, each representing a contingent right to receive one share of the Issuer's Class A Common Stock.

SEC source: 0001628280-25-030014 · wk-form4_1749241391.xml · nonDerivative · entry 1

Lin Kenneth Jian-Hong · CIK 0001920991 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 146,249

F1 · shares: These restricted stock units ("RSUs") represent the Reporting Person's annual equity grant pursuant to the Issuer's Non-Employee Director Compensation Program and were granted automatically on the date of the Issuer's 2025 annual meeting of stockholders. The RSUs vest in full on the earlier to occur of (i) the one-year anniversary of June 4, 2025 and (ii) the date of the Issuer's next annual meeting of stockholders following June 4, 2025, subject to the Reporting Person's continued service through the applicable vesting date.

F2 · balance_after: 29,412 of these securities are RSUs, each representing a contingent right to receive one share of the Issuer's Class A Common Stock.

SEC source: 0001628280-25-030005 · wk-form4_1749240879.xml · nonDerivative · entry 1

Willhite John Martin · CIK 0001860005 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 3,247,639

F1 · shares: These restricted stock units ("RSUs") represent the Reporting Person's annual equity grant pursuant to the Issuer's Non-Employee Director Compensation Program and were granted automatically on the date of the Issuer's 2025 annual meeting of stockholders. The RSUs vest in full on the earlier to occur of (i) the one-year anniversary of June 4, 2025 and (ii) the date of the Issuer's next annual meeting of stockholders following June 4, 2025, subject to the Reporting Person's continued service through the applicable vesting date.

F2 · balance_after: 29,412 of these securities are RSUs, each representing a contingent right to receive one share of the Issuer's Class A Common Stock. This amount also includes 3,147,432 shares of the Issuer's Class A Common Stock received in a pro rata distribution exempt pursuant to Rule 16a-9 under the Securities Exchange Act of 1934, as amended.

SEC source: 0001628280-25-029984 · wk-form4_1749240435.xml · nonDerivative · entry 1

WHELAN MELANIE ANYA · CIK 0001777980 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 40,227

F1 · shares: These restricted stock units ("RSUs") represent the Reporting Person's annual equity grant pursuant to the Issuer's Non-Employee Director Compensation Program and were granted automatically on the date of the Issuer's 2025 annual meeting of stockholders. The RSUs vest in full on the earlier to occur of (i) the one-year anniversary of June 4, 2025 and (ii) the date of the Issuer's next annual meeting of stockholders following June 4, 2025, subject to the Reporting Person's continued service through the applicable vesting date.

F2 · balance_after: 29,412 of these securities are RSUs, each representing a contingent right to receive one share of the Issuer's Class A Common Stock.

SEC source: 0001628280-25-030011 · wk-form4_1749241217.xml · nonDerivative · entry 1

WILKE JEFFREY A · CIK 0001184758 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 212,121

F1 · shares: These restricted stock units ("RSUs") represent the Reporting Person's annual equity grant pursuant to the Issuer's Non-Employee Director Compensation Program and were granted automatically on the date of the Issuer's 2025 annual meeting of stockholders. The RSUs vest in full on the earlier to occur of (i) the one-year anniversary of June 4, 2025 and (ii) the date of the Issuer's next annual meeting of stockholders following June 4, 2025, subject to the Reporting Person's continued service through the applicable vesting date.

F2 · balance_after: 29,412 of these securities are RSUs, each representing a contingent right to receive one share of the Issuer's Class A Common Stock.

SEC source: 0001628280-25-030016 · wk-form4_1749241516.xml · nonDerivative · entry 1

Marte Mario Jesus · CIK 0001777085 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 70,590

F1 · shares: These restricted stock units ("RSUs") represent the Reporting Person's annual equity grant pursuant to the Issuer's Non-Employee Director Compensation Program and were granted automatically on the date of the Issuer's 2025 annual meeting of stockholders. The RSUs vest in full on the earlier to occur of (i) the one-year anniversary of June 4, 2025 and (ii) the date of the Issuer's next annual meeting of stockholders following June 4, 2025, subject to the Reporting Person's continued service through the applicable vesting date.

F2 · balance_after: 29,412 of these securities are RSUs, each representing a contingent right to receive one share of the Issuer's Class A Common Stock.