TRAVERS DAVID

SEC source: 0001859449-26-000007 · wk-form4_1790120537.xml · nonDerivative · entry 1

TRAVERS DAVID · CIK 0001859449 · President

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 1,252,219

F1 · kind: The transactions reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on December 11, 2025.

F2 · price: The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $3.625 to $3.765 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 herein.

SEC source: 0001859449-26-000006 · wk-form4_1789602688.xml · derivative · entry 9

TRAVERS DAVID · CIK 0001859449 · President

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 185,086

Underlying: Class A Common Stock · 14,238 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: Each RSU represents a contingent right to receive one share of the Issuer's Class A Common Stock upon settlement.

F2 · price: Each RSU represents a contingent right to receive one share of the Issuer's Class A Common Stock upon settlement.

F7 · derivative.exercise_date: The RSUs vest as to 1/16 of the total shares quarterly beginning on March 15, 2026 until fully vested, subject to the Reporting Person's continued service to the Issuer on each vesting date.

F4 · derivative.expiration_date: RSUs do not expire; they either vest or are canceled prior to vesting date.

SEC source: 0001859449-26-000006 · wk-form4_1789602688.xml · derivative · entry 8

TRAVERS DAVID · CIK 0001859449 · President

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 183,992

Underlying: Class A Common Stock · 20,444 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: Each RSU represents a contingent right to receive one share of the Issuer's Class A Common Stock upon settlement.

F2 · price: Each RSU represents a contingent right to receive one share of the Issuer's Class A Common Stock upon settlement.

F6 · derivative.exercise_date: The RSUs vest as to 1/16 of the total shares quarterly beginning on March 15, 2025 until fully vested, subject to the Reporting Person's continued service to the Issuer on each vesting date.

F4 · derivative.expiration_date: RSUs do not expire; they either vest or are canceled prior to vesting date.

SEC source: 0001859449-26-000006 · wk-form4_1789602688.xml · derivative · entry 7

TRAVERS DAVID · CIK 0001859449 · President

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 103,450

Underlying: Class A Common Stock · 20,690 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: Each RSU represents a contingent right to receive one share of the Issuer's Class A Common Stock upon settlement.

F2 · price: Each RSU represents a contingent right to receive one share of the Issuer's Class A Common Stock upon settlement.

F5 · derivative.exercise_date: The RSUs vest as to 1/16 of the total shares quarterly beginning on March 15, 2024 until fully vested, subject to the Reporting Person's continued service to the Issuer on each vesting date.

F4 · derivative.expiration_date: RSUs do not expire; they either vest or are canceled prior to vesting date.

SEC source: 0001859449-26-000006 · wk-form4_1789602688.xml · derivative · entry 6

TRAVERS DAVID · CIK 0001859449 · President

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 13,346

Underlying: Class A Common Stock · 13,346 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: Each RSU represents a contingent right to receive one share of the Issuer's Class A Common Stock upon settlement.

F2 · price: Each RSU represents a contingent right to receive one share of the Issuer's Class A Common Stock upon settlement.

F3 · derivative.exercise_date: The RSUs vest and are scheduled to settle as to 1/16 of the total shares quarterly beginning on March 15, 2023 until fully vested, subject to the Reporting Person's continued service to the Issuer on each vesting date.

F4 · derivative.expiration_date: RSUs do not expire; they either vest or are canceled prior to vesting date.

SEC source: 0001859449-26-000006 · wk-form4_1789602688.xml · nonDerivative · entry 5

TRAVERS DAVID · CIK 0001859449 · President

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,276,924

F1 · kind: Exempt transaction pursuant to Section 16b-3(e) - payment of exercise price or tax liability by delivering or withholding securities incident to the receipt, exercise or vesting of a security issued in accordance with Rule 16b-3. All of the shares reported as disposed of in this Form 4 were relinquished by the Reporting Person and cancelled by the Issuer in exchange for the Issuer's agreement to pay federal and state tax withholding obligations of the Reporting Person resulting from the vesting of restricted stock units (the "RSUs"). The Reporting Person did not sell or otherwise dispose of any of the shares reported on this Form 4 for any reason other than to cover required taxes.

SEC source: 0001859449-26-000006 · wk-form4_1789602688.xml · nonDerivative · entry 4

TRAVERS DAVID · CIK 0001859449 · President

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,314,481

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: 0001859449-26-000006 · wk-form4_1789602688.xml · nonDerivative · entry 3

TRAVERS DAVID · CIK 0001859449 · President

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,300,243

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: 0001859449-26-000006 · wk-form4_1789602688.xml · nonDerivative · entry 2

TRAVERS DAVID · CIK 0001859449 · President

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,279,799

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: 0001859449-26-000006 · wk-form4_1789602688.xml · nonDerivative · entry 1

TRAVERS DAVID · CIK 0001859449 · President

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,259,109

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: 0001859449-26-000005 · wk-form4_1782257935.xml · nonDerivative · entry 1

TRAVERS DAVID · CIK 0001859449 · President and interim CFO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 1,245,763

F1 · kind: The transactions reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on December 11, 2025.

F2 · price: The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $2.915 to $3.125 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 herein.

SEC source: 0001859449-26-000004 · wk-form4_1781727292.xml · derivative · entry 9

TRAVERS DAVID · CIK 0001859449 · President and interim CFO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 199,324

Underlying: Class A Common Stock · 14,238 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: Each RSU represents a contingent right to receive one share of the Issuer's Class A Common Stock upon settlement.

F2 · price: Each RSU represents a contingent right to receive one share of the Issuer's Class A Common Stock upon settlement.

F7 · derivative.exercise_date: The RSUs vest as to 1/16 of the total shares quarterly beginning on March 15, 2026 until fully vested, subject to the Reporting Person's continued service to the Issuer on each vesting date.

F4 · derivative.expiration_date: RSUs do not expire; they either vest or are canceled prior to vesting date.

SEC source: 0001859449-26-000004 · wk-form4_1781727292.xml · derivative · entry 8

TRAVERS DAVID · CIK 0001859449 · President and interim CFO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 204,436

Underlying: Class A Common Stock · 20,444 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: Each RSU represents a contingent right to receive one share of the Issuer's Class A Common Stock upon settlement.

F2 · price: Each RSU represents a contingent right to receive one share of the Issuer's Class A Common Stock upon settlement.

F6 · derivative.exercise_date: The RSUs vest as to 1/16 of the total shares quarterly beginning on March 15, 2025 until fully vested, subject to the Reporting Person's continued service to the Issuer on each vesting date.

F4 · derivative.expiration_date: RSUs do not expire; they either vest or are canceled prior to vesting date.

SEC source: 0001859449-26-000004 · wk-form4_1781727292.xml · derivative · entry 7

TRAVERS DAVID · CIK 0001859449 · President and interim CFO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 124,140

Underlying: Class A Common Stock · 20,691 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: Each RSU represents a contingent right to receive one share of the Issuer's Class A Common Stock upon settlement.

F2 · price: Each RSU represents a contingent right to receive one share of the Issuer's Class A Common Stock upon settlement.

F5 · derivative.exercise_date: The RSUs vest as to 1/16 of the total shares quarterly beginning on March 15, 2024 until fully vested, subject to the Reporting Person's continued service to the Issuer on each vesting date.

F4 · derivative.expiration_date: RSUs do not expire; they either vest or are canceled prior to vesting date.

SEC source: 0001859449-26-000004 · wk-form4_1781727292.xml · derivative · entry 6

TRAVERS DAVID · CIK 0001859449 · President and interim CFO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 26,692

Underlying: Class A Common Stock · 13,347 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: Each RSU represents a contingent right to receive one share of the Issuer's Class A Common Stock upon settlement.

F2 · price: Each RSU represents a contingent right to receive one share of the Issuer's Class A Common Stock upon settlement.

F3 · derivative.exercise_date: The RSUs vest and are scheduled to settle as to 1/16 of the total shares quarterly beginning on March 15, 2023 until fully vested, subject to the Reporting Person's continued service to the Issuer on each vesting date.

F4 · derivative.expiration_date: RSUs do not expire; they either vest or are canceled prior to vesting date.

SEC source: 0001859449-26-000004 · wk-form4_1781727292.xml · nonDerivative · entry 5

TRAVERS DAVID · CIK 0001859449 · President and interim CFO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,270,469

F1 · kind: Exempt transaction pursuant to Section 16b-3(e) - payment of exercise price or tax liability by delivering or withholding securities incident to the receipt, exercise or vesting of a security issued in accordance with Rule 16b-3. All of the shares reported as disposed of in this Form 4 were relinquished by the Reporting Person and cancelled by the Issuer in exchange for the Issuer's agreement to pay federal and state tax withholding obligations of the Reporting Person resulting from the vesting of restricted stock units (the "RSUs"). The Reporting Person did not sell or otherwise dispose of any of the shares reported on this Form 4 for any reason other than to cover required taxes.

SEC source: 0001859449-26-000004 · wk-form4_1781727292.xml · nonDerivative · entry 4

TRAVERS DAVID · CIK 0001859449 · President and interim CFO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,308,027

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.

SEC source: 0001859449-26-000004 · wk-form4_1781727292.xml · nonDerivative · entry 3

TRAVERS DAVID · CIK 0001859449 · President and interim CFO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,293,789

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: 0001859449-26-000004 · wk-form4_1781727292.xml · nonDerivative · entry 2

TRAVERS DAVID · CIK 0001859449 · President and interim CFO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,273,345

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: 0001859449-26-000004 · wk-form4_1781727292.xml · nonDerivative · entry 1

TRAVERS DAVID · CIK 0001859449 · President and interim CFO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,252,654

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: 0001859449-26-000003 · wk-form4_1774043535.xml · nonDerivative · entry 1

TRAVERS DAVID · CIK 0001859449 · President and interim CFO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 1,239,307

F1 · kind: The transactions reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on December 11, 2025.

F2 · price: The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $2.445 to $2.615 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 herein.

SEC source: 0001859449-26-000002 · wk-form4_1773783031.xml · derivative · entry 9

TRAVERS DAVID · CIK 0001859449 · President and interim CFO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 213,562

Underlying: Class A Common Stock · 14,238 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: Each RSU represents a contingent right to receive one share of the Issuer's Class A Common Stock upon settlement.

F2 · price: Each RSU represents a contingent right to receive one share of the Issuer's Class A Common Stock upon settlement.

F7 · derivative.exercise_date: The RSUs vest as to 1/16 of the total shares quarterly beginning on March 15, 2026 until fully vested, subject to the Reporting Person's continued service to the Issuer on each vesting date.

F4 · derivative.expiration_date: RSUs do not expire; they either vest or are canceled prior to vesting date.

SEC source: 0001859449-26-000002 · wk-form4_1773783031.xml · derivative · entry 8

TRAVERS DAVID · CIK 0001859449 · President and interim CFO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 224,880

Underlying: Class A Common Stock · 20,444 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: Each RSU represents a contingent right to receive one share of the Issuer's Class A Common Stock upon settlement.

F2 · price: Each RSU represents a contingent right to receive one share of the Issuer's Class A Common Stock upon settlement.

F6 · derivative.exercise_date: The RSUs vest as to 1/16 of the total shares quarterly beginning on March 15, 2025 until fully vested, subject to the Reporting Person's continued service to the Issuer on each vesting date.

F4 · derivative.expiration_date: RSUs do not expire; they either vest or are canceled prior to vesting date.

SEC source: 0001859449-26-000002 · wk-form4_1773783031.xml · derivative · entry 7

TRAVERS DAVID · CIK 0001859449 · President and interim CFO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 144,831

Underlying: Class A Common Stock · 20,691 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: Each RSU represents a contingent right to receive one share of the Issuer's Class A Common Stock upon settlement.

F2 · price: Each RSU represents a contingent right to receive one share of the Issuer's Class A Common Stock upon settlement.

F5 · derivative.exercise_date: The RSUs vest as to 1/16 of the total shares quarterly beginning on March 15, 2024 until fully vested, subject to the Reporting Person's continued service to the Issuer on each vesting date.

F4 · derivative.expiration_date: RSUs do not expire; they either vest or are canceled prior to vesting date.

SEC source: 0001859449-26-000002 · wk-form4_1773783031.xml · derivative · entry 6

TRAVERS DAVID · CIK 0001859449 · President and interim CFO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 40,039

Underlying: Class A Common Stock · 13,347 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: Each RSU represents a contingent right to receive one share of the Issuer's Class A Common Stock upon settlement.

F2 · price: Each RSU represents a contingent right to receive one share of the Issuer's Class A Common Stock upon settlement.

F3 · derivative.exercise_date: The RSUs vest and are scheduled to settle as to 1/16 of the total shares quarterly beginning on March 15, 2023 until fully vested, subject to the Reporting Person's continued service to the Issuer on each vesting date.

F4 · derivative.expiration_date: RSUs do not expire; they either vest or are canceled prior to vesting date.

SEC source: 0001859449-26-000002 · wk-form4_1773783031.xml · nonDerivative · entry 5

TRAVERS DAVID · CIK 0001859449 · President and interim CFO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,262,963

F1 · kind: Exempt transaction pursuant to Section 16b-3(e) - payment of exercise price or tax liability by delivering or withholding securities incident to the receipt, exercise or vesting of a security issued in accordance with Rule 16b-3. All of the shares reported as disposed of in this Form 4 were relinquished by the Reporting Person and cancelled by the Issuer in exchange for the Issuer's agreement to pay federal and state tax withholding obligations of the Reporting Person resulting from the vesting of restricted stock units (the "RSUs"). The Reporting Person did not sell or otherwise dispose of any of the shares reported on this Form 4 for any reason other than to cover required taxes.

SEC source: 0001859449-26-000002 · wk-form4_1773783031.xml · nonDerivative · entry 4

TRAVERS DAVID · CIK 0001859449 · President and interim CFO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,301,385

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: 0001859449-26-000002 · wk-form4_1773783031.xml · nonDerivative · entry 3

TRAVERS DAVID · CIK 0001859449 · President and interim CFO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,287,147

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: 0001859449-26-000002 · wk-form4_1773783031.xml · nonDerivative · entry 2

TRAVERS DAVID · CIK 0001859449 · President and interim CFO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,266,703

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: 0001859449-26-000002 · wk-form4_1773783031.xml · nonDerivative · entry 1

TRAVERS DAVID · CIK 0001859449 · President and interim CFO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,246,012

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: 0001859449-26-000001 · wk-form4_1772588905.xml · derivative · entry 2

TRAVERS DAVID · CIK 0001859449 · President

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 113,900

Underlying: Class A Common Stock · 113,900 shares

Expires not disclosed

F4 · derivative.exercise_price: Each performance stock unit represents a contingent right to receive one share of Class A Common Stock of the Issuer.

F5 · derivative.exercise_date: Subject to the achievement of certain specified stock price hurdles and service-based vesting requirements, the performance stock units will vest quarterly as to 1/16 of the total number of shares beginning on March 15, 2026 until fully vested, subject to the Reporting Person's continued service to the Issuer on each vesting date.

F5 · derivative.expiration_date: Subject to the achievement of certain specified stock price hurdles and service-based vesting requirements, the performance stock units will vest quarterly as to 1/16 of the total number of shares beginning on March 15, 2026 until fully vested, subject to the Reporting Person's continued service to the Issuer on each vesting date.

SEC source: 0001859449-26-000001 · wk-form4_1772588905.xml · derivative · entry 1

TRAVERS DAVID · CIK 0001859449 · President

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 227,800

Underlying: Class A Common Stock · 227,800 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 upon settlement.

F2 · derivative.exercise_date: The RSUs vest as to 1/16 of the total shares quarterly beginning on March 15, 2026 until fully vested, subject to the Reporting Person's continued service to the Issuer on each vesting date.

F3 · derivative.expiration_date: RSUs do not expire; they either vest or are canceled prior to vesting date.

SEC source: 0001859449-25-000006 · wk-form4_1767131804.xml · derivative · entry 5

TRAVERS DAVID · CIK 0001859449 · President

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Class A Common Stock · 223,388 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: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the option of the holder and has no expiration date.

F1 · kind: Represents the conversion of Class B Common Stock into Class A Common Stock.

F3 · price: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the option of the holder and has no expiration date.

F3 · derivative.exercise_date: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the option of the holder and has no expiration date.

F3 · derivative.expiration_date: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the option of the holder and has no expiration date.

SEC source: 0001859449-25-000006 · wk-form4_1767131804.xml · derivative · entry 4

TRAVERS DAVID · CIK 0001859449 · President

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 223,388

Underlying: Class A Common Stock · 223,388 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: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the option of the holder and has no expiration date.

F3 · price: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the option of the holder and has no expiration date.

F3 · derivative.exercise_date: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the option of the holder and has no expiration date.

F3 · derivative.expiration_date: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the option of the holder and has no expiration date.

SEC source: 0001859449-25-000006 · wk-form4_1767131804.xml · derivative · entry 3

TRAVERS DAVID · CIK 0001859449 · President

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Class B Common Stock · 223,388 shares

Expires 2026-02-03

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

F2 · derivative.exercise_date: The stock option is fully vested.

SEC source: 0001859449-25-000006 · wk-form4_1767131804.xml · nonDerivative · entry 2

TRAVERS DAVID · CIK 0001859449 · President

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,232,665

SEC source: 0001859449-25-000006 · wk-form4_1767131804.xml · nonDerivative · entry 1

TRAVERS DAVID · CIK 0001859449 · President

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,372,912

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

F1 · kind: Represents the conversion of Class B Common Stock into Class A Common Stock.

SEC source: 0001859449-25-000005 · wk-form4_1766444502.xml · nonDerivative · entry 1

TRAVERS DAVID · CIK 0001859449 · President

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 1,149,524

F1 · kind: The transactions reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on September 13, 2024.

F2 · price: The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $4.655 to $4.845 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 herein.

SEC source: 0001859449-25-000004 · wk-form4_1766016832.xml · derivative · entry 7

TRAVERS DAVID · CIK 0001859449 · President

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 245,324

Underlying: Class A Common Stock · 20,444 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: Each RSU represents a contingent right to receive one share of the Issuer's Class A Common Stock upon settlement.

F2 · price: Each RSU represents a contingent right to receive one share of the Issuer's Class A Common Stock upon settlement.

F6 · derivative.exercise_date: The RSUs vest as to 1/16 of the total shares quarterly beginning on March 15, 2025 until fully vested, subject to the Reporting Person's continued service to the Issuer on each vesting date.

F4 · derivative.expiration_date: RSUs do not expire; they either vest or are canceled prior to vesting date.

SEC source: 0001859449-25-000004 · wk-form4_1766016832.xml · derivative · entry 6

TRAVERS DAVID · CIK 0001859449 · President

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 165,522

Underlying: Class A Common Stock · 20,691 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: Each RSU represents a contingent right to receive one share of the Issuer's Class A Common Stock upon settlement.

F2 · price: Each RSU represents a contingent right to receive one share of the Issuer's Class A Common Stock upon settlement.

F5 · derivative.exercise_date: The RSUs vest as to 1/16 of the total shares quarterly beginning on March 15, 2024 until fully vested, subject to the Reporting Person's continued service to the Issuer on each vesting date.

F4 · derivative.expiration_date: RSUs do not expire; they either vest or are canceled prior to vesting date.

SEC source: 0001859449-25-000004 · wk-form4_1766016832.xml · derivative · entry 5

TRAVERS DAVID · CIK 0001859449 · President

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 53,386

Underlying: Class A Common Stock · 13,347 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: Each RSU represents a contingent right to receive one share of the Issuer's Class A Common Stock upon settlement.

F2 · price: Each RSU represents a contingent right to receive one share of the Issuer's Class A Common Stock upon settlement.

F3 · derivative.exercise_date: The RSUs vest and are scheduled to settle as to 1/16 of the total shares quarterly beginning on March 15, 2023 until fully vested, subject to the Reporting Person's continued service to the Issuer on each vesting date.

F4 · derivative.expiration_date: RSUs do not expire; they either vest or are canceled prior to vesting date.

SEC source: 0001859449-25-000004 · wk-form4_1766016832.xml · nonDerivative · entry 4

TRAVERS DAVID · CIK 0001859449 · President

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,165,402

F1 · kind: Exempt transaction pursuant to Section 16b-3(e) - payment of exercise price or tax liability by delivering or withholding securities incident to the receipt, exercise or vesting of a security issued in accordance with Rule 16b-3. All of the shares reported as disposed of in this Form 4 were relinquished by the Reporting Person and cancelled by the Issuer in exchange for the Issuer's agreement to pay federal and state tax withholding obligations of the Reporting Person resulting from the vesting of restricted stock units (the "RSUs"). The Reporting Person did not sell or otherwise dispose of any of the shares reported on this Form 4 for any reason other than to cover required taxes.

SEC source: 0001859449-25-000004 · wk-form4_1766016832.xml · nonDerivative · entry 3

TRAVERS DAVID · CIK 0001859449 · President

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,194,469

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: 0001859449-25-000004 · wk-form4_1766016832.xml · nonDerivative · entry 2

TRAVERS DAVID · CIK 0001859449 · President

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,174,025

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: 0001859449-25-000004 · wk-form4_1766016832.xml · nonDerivative · entry 1

TRAVERS DAVID · CIK 0001859449 · President

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,153,334

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: 0001859449-25-000003 · wk-form4_1758539417.xml · nonDerivative · entry 1

TRAVERS DAVID · CIK 0001859449 · President

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 1,139,987

F1 · kind: The transactions reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on September 13, 2024.

F2 · price: The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $5.215 to $5.355 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 herein.

SEC source: 0001859449-25-000002 · wk-form4_1758149941.xml · derivative · entry 9

TRAVERS DAVID · CIK 0001859449 · President

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 265,768

Underlying: Class A Common Stock · 20,444 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: Each RSU represents a contingent right to receive one share of the Issuer's Class A Common Stock upon settlement.

F2 · price: Each RSU represents a contingent right to receive one share of the Issuer's Class A Common Stock upon settlement.

F7 · derivative.exercise_date: The RSUs vest as to 1/16 of the total shares quarterly beginning on March 15, 2025 until fully vested, subject to the Reporting Person's continued service to the Issuer on each vesting date.

F4 · derivative.expiration_date: RSUs do not expire; they either vest or are canceled prior to vesting date.

SEC source: 0001859449-25-000002 · wk-form4_1758149941.xml · derivative · entry 8

TRAVERS DAVID · CIK 0001859449 · President

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 186,213

Underlying: Class A Common Stock · 20,691 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: Each RSU represents a contingent right to receive one share of the Issuer's Class A Common Stock upon settlement.

F2 · price: Each RSU represents a contingent right to receive one share of the Issuer's Class A Common Stock upon settlement.

F6 · derivative.exercise_date: The RSUs vest as to 1/16 of the total shares quarterly beginning on March 15, 2024 until fully vested, subject to the Reporting Person's continued service to the Issuer on each vesting date.

F4 · derivative.expiration_date: RSUs do not expire; they either vest or are canceled prior to vesting date.

SEC source: 0001859449-25-000002 · wk-form4_1758149941.xml · derivative · entry 7

TRAVERS DAVID · CIK 0001859449 · President

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 66,733

Underlying: Class A Common Stock · 13,347 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: Each RSU represents a contingent right to receive one share of the Issuer's Class A Common Stock upon settlement.

F2 · price: Each RSU represents a contingent right to receive one share of the Issuer's Class A Common Stock upon settlement.

F5 · derivative.exercise_date: The RSUs vest and are scheduled to settle as to 1/16 of the total shares quarterly beginning on March 15, 2023 until fully vested, subject to the Reporting Person's continued service to the Issuer on each vesting date.

F4 · derivative.expiration_date: RSUs do not expire; they either vest or are canceled prior to vesting date.

SEC source: 0001859449-25-000002 · wk-form4_1758149941.xml · derivative · entry 6

TRAVERS DAVID · CIK 0001859449 · President

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Class A Common Stock · 6,250 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: Each RSU represents a contingent right to receive one share of the Issuer's Class A Common Stock upon settlement.

F2 · price: Each RSU represents a contingent right to receive one share of the Issuer's Class A Common Stock upon settlement.

F3 · derivative.exercise_date: The RSUs vest and are scheduled to settle as to 1/16 of the total shares quarterly beginning on March 15, 2022 until fully vested, subject to the Reporting Person's continued service to the Issuer on each vesting date.

F4 · derivative.expiration_date: RSUs do not expire; they either vest or are canceled prior to vesting date.