ZIP

SEC source: 0001209191-22-062023 · doc4.xml · derivative · entry 4

DIONELLO RENATA · CIK 0001859378 · Chief People Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 22,500

Underlying: Class A Common Stock · 22,500 shares

Expires not disclosed

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

F6 · derivative.exercise_price: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the option of the holder and has no expiration date.

F6 · price: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the option of the holder and has no expiration date.

F6 · derivative.exercise_date: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the option of the holder and has no expiration date.

F6 · derivative.expiration_date: Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the option of the holder and has no expiration date.

SEC source: 0001209191-22-062023 · doc4.xml · derivative · entry 3

DIONELLO RENATA · CIK 0001859378 · Chief People Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 135,000

Underlying: Class B Common Stock · 22,500 shares

Expires not disclosed

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

F3 · derivative.exercise_price: Each RSU represents a contingent right to receive one share of the Issuer's Class B Common Stock upon settlement.

F3 · price: Each RSU represents a contingent right to receive one share of the Issuer's Class B Common Stock upon settlement.

F4 · derivative.exercise_date: Commencing on September 8, 2020, the RSUs shall vest upon satisfaction of two conditions while the recipient remains a provider of services to the Issuer: (A) a time and service requirement satisfied as to 1/16 of the RSUs on each quarterly vesting date following the vesting commencement date; and (B) a liquidity event requirement satisfied on the earliest to occur of the first trading day following the expiration of the lockup period applicable to an IPO of the Issuer's equity securities pursuant to an effective registration statement, March 15 of the calendar year following the year in which an IPO occurs, or a change in control.

F5 · derivative.expiration_date: RSUs do not expire; they either vest or are canceled prior to vesting date.

SEC source: 0001209191-22-062023 · doc4.xml · nonDerivative · entry 2

DIONELLO RENATA · CIK 0001859378 · Chief People Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 128,695

F2 · 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: 0001209191-22-062023 · doc4.xml · nonDerivative · entry 1

DIONELLO RENATA · CIK 0001859378 · Chief People Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 139,851

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 held of record by the Reporting Person into Class A Common Stock.

SEC source: 0001209191-22-062025 · doc4.xml · derivative · entry 10

SAIFEE QASIM · CIK 0001859379 · Chief Operating Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Class A Common Stock · 29,594 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.

F10 · 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 held of record by the Reporting Person into Class A Common Stock.

F10 · 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.

F10 · 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.

F10 · 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: 0001209191-22-062025 · doc4.xml · derivative · entry 9

SAIFEE QASIM · CIK 0001859379 · Chief Operating Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 29,594

Underlying: Class A Common · 29,594 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.

F10 · 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.

F10 · 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.

F10 · 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.

F10 · 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: 0001209191-22-062025 · doc4.xml · derivative · entry 8

SAIFEE QASIM · CIK 0001859379 · Chief Operating Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 5,000

Underlying: Class B Common Stock · 5,000 shares

Expires not disclosed

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

F6 · derivative.exercise_price: Each RSU represents a contingent right to receive one share of the Issuer's Class B Common Stock upon settlement.

F6 · price: Each RSU represents a contingent right to receive one share of the Issuer's Class B Common Stock upon settlement.

F9 · derivative.exercise_date: Commencing on May 7, 2020, the RSUs shall vest upon satisfaction of two conditions while the recipient remains an employee or provider of services to the Issuer: (a) a time and service requirement satisfied as to 1/16 of the RSUs on each quarterly vesting date following the vesting commencement date; and (b) a liquidity event requirement satisfied on the earliest to occur of the first trading day following the expiration of the lockup period applicable to an IPO of the Issuer's equity securities pursuant to an effective registration statement, March 15 of the calendar year following the year in which an IPO occurs, or a change in control.

F5 · derivative.expiration_date: RSUs do not expire; they either vest or are canceled prior to vesting date.

SEC source: 0001209191-22-062025 · doc4.xml · derivative · entry 7

SAIFEE QASIM · CIK 0001859379 · Chief Operating Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Class B Common Stock · 7,813 shares

Expires not disclosed

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

F6 · derivative.exercise_price: Each RSU represents a contingent right to receive one share of the Issuer's Class B Common Stock upon settlement.

F6 · price: Each RSU represents a contingent right to receive one share of the Issuer's Class B Common Stock upon settlement.

F7 · derivative.exercise_date: Commencing on January 1, 2021, the RSUs shall vest upon satisfaction of two conditions while the recipient remains an employee or provider of services to the Issuer: (a) a time and service requirement satisfied as to 1/16 of the RSUs on each quarterly vesting date following the vesting commencement date; and (b) a liquidity event requirement satisfied on the earliest to occur of the first trading day following the expiration of the lockup period applicable to an IPO of the Issuer's equity securities pursuant to an effective registration statement, March 15 of the calendar year following the year in which an IPO occurs, or a change in control.

F5 · derivative.expiration_date: RSUs do not expire; they either vest or are canceled prior to vesting date.

SEC source: 0001209191-22-062025 · doc4.xml · derivative · entry 6

SAIFEE QASIM · CIK 0001859379 · Chief Operating Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 77,500

Underlying: Class B Common Stock · 9,687 shares

Expires not disclosed

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

F6 · derivative.exercise_price: Each RSU represents a contingent right to receive one share of the Issuer's Class B Common Stock upon settlement.

F6 · price: Each RSU represents a contingent right to receive one share of the Issuer's Class B Common Stock upon settlement.

F8 · derivative.exercise_date: Commencing on March 24, 2021, the RSUs shall vest upon satisfaction of two conditions while the recipient remains an employee or provider of services to the Issuer: (a) a time and service requirement satisfied as to 1/16 of the RSUs on each quarterly vesting date following the vesting commencement date; and (b) a liquidity event requirement satisfied on the earliest to occur of the first trading day following the expiration of the lockup period applicable to an IPO of the Issuer's equity securities pursuant to an effective registration statement, March 15 of the calendar year following the year in which an IPO occurs, or a change in control.

F5 · derivative.expiration_date: RSUs do not expire; they either vest or are canceled prior to vesting date.

SEC source: 0001209191-22-062025 · doc4.xml · derivative · entry 5

SAIFEE QASIM · CIK 0001859379 · Chief Operating Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 28,375

Underlying: Class B Common Stock · 7,094 shares

Expires not disclosed

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

F6 · derivative.exercise_price: Each RSU represents a contingent right to receive one share of the Issuer's Class B Common Stock upon settlement.

F6 · price: Each RSU represents a contingent right to receive one share of the Issuer's Class B Common Stock upon settlement.

F7 · derivative.exercise_date: Commencing on January 1, 2021, the RSUs shall vest upon satisfaction of two conditions while the recipient remains an employee or provider of services to the Issuer: (a) a time and service requirement satisfied as to 1/16 of the RSUs on each quarterly vesting date following the vesting commencement date; and (b) a liquidity event requirement satisfied on the earliest to occur of the first trading day following the expiration of the lockup period applicable to an IPO of the Issuer's equity securities pursuant to an effective registration statement, March 15 of the calendar year following the year in which an IPO occurs, or a change in control.

F5 · derivative.expiration_date: RSUs do not expire; they either vest or are canceled prior to vesting date.

SEC source: 0001209191-22-062025 · doc4.xml · derivative · entry 4

SAIFEE QASIM · CIK 0001859379 · Chief Operating Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 68,750

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.

F3 · derivative.exercise_price: Each RSU represents a contingent right to receive one share of the Issuer's Class A Common Stock upon settlement.

F3 · price: Each RSU represents a contingent right to receive one share of the Issuer's Class A Common Stock upon settlement.

F4 · derivative.exercise_date: The RSUs vest as to 1/16 of the total shares quarterly beginning on December 15, 2021 until fully vested, subject to the Reporting Person's continued service to the Issuer on each vesting date.

F5 · derivative.expiration_date: RSUs do not expire; they either vest or are canceled prior to vesting date.

SEC source: 0001209191-22-062025 · doc4.xml · nonDerivative · entry 3

SAIFEE QASIM · CIK 0001859379 · Chief Operating Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 367,879

F2 · 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: 0001209191-22-062025 · doc4.xml · nonDerivative · entry 2

SAIFEE QASIM · CIK 0001859379 · Chief Operating Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 387,005

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 held of record by the Reporting Person into Class A Common Stock.

SEC source: 0001209191-22-062025 · doc4.xml · nonDerivative · entry 1

SAIFEE QASIM · CIK 0001859379 · Chief Operating Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 357,411

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

SEC source: 0001209191-22-062030 · doc4.xml · derivative · entry 9

TRAVERS DAVID · CIK 0001859449 · President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Class A Common Stock · 38,720 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.

F11 · 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 held of record by the Reporting Person into Class A Common Stock.

F11 · 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.

F11 · 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.

F11 · 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: 0001209191-22-062030 · doc4.xml · derivative · entry 8

TRAVERS DAVID · CIK 0001859449 · President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 38,720

Underlying: Class A Common Stock · 38,720 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.

F11 · 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.

F11 · 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.

F11 · 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.

F11 · 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: 0001209191-22-062030 · doc4.xml · derivative · entry 7

TRAVERS DAVID · CIK 0001859449 · President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 93,000

Underlying: Class B Common Stock · 11,625 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.

F7 · derivative.exercise_price: Each RSU represents a contingent right to receive one share of the Issuer's Class B Common Stock upon settlement.

F7 · price: Each RSU represents a contingent right to receive one share of the Issuer's Class B Common Stock upon settlement.

F10 · derivative.exercise_date: The RSUs vest as of 1/16 of the total shares quarterly beginning on January 1, 2021 until fully vested, subject to the Reporting Person's continued service to the Issuer on each vesting date.

F6 · derivative.expiration_date: RSUs do not expire; they either vest or are canceled prior to vesting date.

SEC source: 0001209191-22-062030 · doc4.xml · derivative · entry 6

TRAVERS DAVID · CIK 0001859449 · President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 27,125

Underlying: Class B Common Stock · 6,782 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.

F7 · derivative.exercise_price: Each RSU represents a contingent right to receive one share of the Issuer's Class B Common Stock upon settlement.

F7 · price: Each RSU represents a contingent right to receive one share of the Issuer's Class B Common Stock upon settlement.

F9 · derivative.exercise_date: The RSUs vested as to 25% of the total shares on January 1, 2021, and then 6.25% of the total shares vest quarterly thereafter, subject to the Reporting Person's continued service to the Issuer on each vesting date.

F6 · derivative.expiration_date: RSUs do not expire; they either vest or are canceled prior to vesting date.

SEC source: 0001209191-22-062030 · doc4.xml · derivative · entry 5

TRAVERS DAVID · CIK 0001859449 · President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Class B Common Stock · 20,313 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.

F7 · derivative.exercise_price: Each RSU represents a contingent right to receive one share of the Issuer's Class B Common Stock upon settlement.

F7 · price: Each RSU represents a contingent right to receive one share of the Issuer's Class B Common Stock upon settlement.

F8 · derivative.exercise_date: The RSUs vested as to 25% of the total shares on April 1, 2020, and then 6.25% of the total shares vest quarterly thereafter, subject to the Reporting Person's continued service to the Issuer on each vesting date.

F6 · derivative.expiration_date: RSUs do not expire; they either vest or are canceled prior to vesting date.

SEC source: 0001209191-22-062030 · doc4.xml · derivative · entry 4

TRAVERS DAVID · CIK 0001859449 · President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 68,750

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.

F3 · security: This RSU was granted by the Compensation Committee of the Issuer's Board of Directors on February 18, 2022. The grant date for this RSU was inadvertently reported as December 15, 2021 in a Form 4 filed on December 21, 2022.

F4 · derivative.exercise_price: Each RSU represents a contingent right to receive one share of the Issuer's Class A Common Stock upon settlement.

F4 · 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, 2022 until fully vested, subject to the Reporting Person's continued service to the Issuer on each vesting date.

F6 · derivative.expiration_date: RSUs do not expire; they either vest or are canceled prior to vesting date.

SEC source: 0001209191-22-062030 · doc4.xml · nonDerivative · entry 3

TRAVERS DAVID · CIK 0001859449 · President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,049,260

F2 · 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: 0001209191-22-062030 · doc4.xml · nonDerivative · entry 2

TRAVERS DAVID · CIK 0001859449 · President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,073,253

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 held of record by the Reporting Person into Class A Common Stock.

SEC source: 0001209191-22-062030 · doc4.xml · nonDerivative · entry 1

TRAVERS DAVID · CIK 0001859449 · President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,034,533

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

SEC source: 0001209191-22-062028 · doc4.xml · derivative · entry 7

SHIMANOVSKY BORIS F. · CIK 0001859446 · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Class A Common Stock · 34,375 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.

F7 · 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.

F7 · 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.

F7 · 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.

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

SEC source: 0001209191-22-062028 · doc4.xml · derivative · entry 6

SHIMANOVSKY BORIS F. · CIK 0001859446 · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 34,375

Underlying: Class A Common Stock · 34,375 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.

F7 · 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.

F7 · 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.

F7 · 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.

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

SEC source: 0001209191-22-062028 · doc4.xml · derivative · entry 5

SHIMANOVSKY BORIS F. · CIK 0001859446 · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 206,250

Underlying: Class B Common Stock · 34,375 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.

F5 · derivative.exercise_price: Each RSU represents a contingent right to receive one share of the Issuer's Class B Common Stock upon settlement.

F5 · price: Each RSU represents a contingent right to receive one share of the Issuer's Class B Common Stock upon settlement.

F6 · derivative.exercise_date: Commencing on June 22, 2020, the RSUs shall vest upon satisfaction of two conditions while the recipient remains an employee or provider of services to the Issuer: (A) a time and service requirement satisfied as to 25% on June 22, 2021 and thereafter 1/16 of the RSUs on each quarterly vesting date following the vesting commencement date; and (B) a liquidity event requirement satisfied on the earliest to occur of the first trading day following the expiration of the lockup period applicable to an IPO of the Issuer's equity securities pursuant to an effective registration statement, March 15 of the calendar year following the year in which an IPO occurs, or a change in control.

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

SEC source: 0001209191-22-062028 · doc4.xml · derivative · entry 4

SHIMANOVSKY BORIS F. · CIK 0001859446 · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 68,750

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 as to 1/16 of the total shares quarterly beginning on December 15, 2021 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: 0001209191-22-062028 · doc4.xml · nonDerivative · entry 3

SHIMANOVSKY BORIS F. · CIK 0001859446 · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 160,231

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: 0001209191-22-062028 · doc4.xml · nonDerivative · entry 2

SHIMANOVSKY BORIS F. · CIK 0001859446 · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 180,374

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

SEC source: 0001209191-22-062028 · doc4.xml · nonDerivative · entry 1

SHIMANOVSKY BORIS F. · CIK 0001859446 · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 145,999

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

SEC source: 0001209191-22-062026 · doc4.xml · derivative · entry 10

SAKAMOTO RYAN T. · CIK 0001859442 · General Counsel and Secretary

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Class A Common Stock · 12,625 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.

F11 · 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 held of record by the Reporting Person into Class A Common Stock.

F11 · 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.

F11 · 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.

F11 · 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: 0001209191-22-062026 · doc4.xml · derivative · entry 9

SAKAMOTO RYAN T. · CIK 0001859442 · General Counsel and Secretary

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 12,625

Underlying: Class A Common Stock · 12,625 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.

F11 · 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.

F11 · 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.

F11 · 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.

F11 · 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: 0001209191-22-062026 · doc4.xml · derivative · entry 8

SAKAMOTO RYAN T. · CIK 0001859442 · General Counsel and Secretary

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Class B Common Stock · 7,500 shares

Expires not disclosed

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

F7 · derivative.exercise_price: Each RSU represents a contingent right to receive one share of the Issuer's Class B Common Stock upon settlement.

F7 · price: Each RSU represents a contingent right to receive one share of the Issuer's Class B Common Stock upon settlement.

F10 · derivative.exercise_date: The RSUs vested as to 6.25% of the total shares on September 15, 2021, and then 6.25% of the total shares vest quarterly thereafter, subject to the Reporting Person's continued service to the Issuer on each vesting date.

F6 · derivative.expiration_date: RSUs do not expire; they either vest or are canceled prior to vesting date.

SEC source: 0001209191-22-062026 · doc4.xml · derivative · entry 7

SAKAMOTO RYAN T. · CIK 0001859442 · General Counsel and Secretary

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 11,500

Underlying: Class B Common Stock · 2,875 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.

F7 · derivative.exercise_price: Each RSU represents a contingent right to receive one share of the Issuer's Class B Common Stock upon settlement.

F7 · price: Each RSU represents a contingent right to receive one share of the Issuer's Class B Common Stock upon settlement.

F9 · derivative.exercise_date: Commencing on February 28, 2021, the RSUs shall vest upon satisfaction of two conditions while the Reporting Person remains an employee or provider of services to the Issuer: (A) a time and service requirement satisfied as to 1/16 of the RSUs on each quarterly vesting date following the vesting commencement date; and (B) a liquidity event requirement satisfied on the earliest to occur of the first trading day following the expiration of the lockup period applicable to an IPO of the Issuer's equity securities pursuant to an effective registration statement, March 15 of the calendar year following the year in which an IPO occurs, or a change in control.

F6 · derivative.expiration_date: RSUs do not expire; they either vest or are canceled prior to vesting date.

SEC source: 0001209191-22-062026 · doc4.xml · derivative · entry 6

SAKAMOTO RYAN T. · CIK 0001859442 · General Counsel and Secretary

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 18,000

Underlying: Class B Common Stock · 2,250 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.

F7 · derivative.exercise_price: Each RSU represents a contingent right to receive one share of the Issuer's Class B Common Stock upon settlement.

F7 · price: Each RSU represents a contingent right to receive one share of the Issuer's Class B Common Stock upon settlement.

F8 · derivative.exercise_date: Commencing on March 24, 2021, the RSUs shall vest upon satisfaction of two conditions while the Reporting Person remains an employee or provider of services to the Issuer: (A) a time and service requirement satisfied as to 1/16 of the RSUs on each quarterly vesting date following the vesting commencement date; and (B) a liquidity event requirement satisfied on the earliest to occur of the first trading day following the expiration of the lockup period applicable to an IPO of the Issuer's equity securities pursuant to an effective registration statement, March 15 of the calendar year following the year in which an IPO occurs, or a change in control.

F6 · derivative.expiration_date: RSUs do not expire; they either vest or are canceled prior to vesting date.

SEC source: 0001209191-22-062026 · doc4.xml · derivative · entry 5

SAKAMOTO RYAN T. · CIK 0001859442 · General Counsel and Secretary

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 62,500

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.

F4 · derivative.exercise_price: Each RSU represents a contingent right to receive one share of the Issuer's Class A Common Stock upon settlement.

F4 · 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: Commencing on February 14, 2020, the RSUs shall vest upon satisfaction of two conditions while the Reporting Person remains an employee or provider of services to the Issuer: (A) a time and service requirement satisfied as to 1/16 of the RSUs on each quarterly vesting date following the vesting commencement date; and (B) a liquidity event requirement satisfied on the earliest to occur of the first trading day following the expiration of the lockup period applicable to an IPO of the Issuer's equity securities pursuant to an effective registration statement, March 15 of the calendar year following the year in which an IPO occurs, or a change in control.

F6 · derivative.expiration_date: RSUs do not expire; they either vest or are canceled prior to vesting date.

SEC source: 0001209191-22-062026 · doc4.xml · nonDerivative · entry 3

SAKAMOTO RYAN T. · CIK 0001859442 · General Counsel and Secretary

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 81,824

F2 · 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: 0001209191-22-062026 · doc4.xml · nonDerivative · entry 2

SAKAMOTO RYAN T. · CIK 0001859442 · General Counsel and Secretary

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 91,707

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 held of record by the Reporting Person into Class A Common Stock.

SEC source: 0001209191-22-062026 · doc4.xml · nonDerivative · entry 1

SAKAMOTO RYAN T. · CIK 0001859442 · General Counsel and Secretary

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 79,082

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

SEC source: 0001209191-22-062021 · doc4.xml · derivative · entry 10

YARBROUGH TIMOTHY G. · CIK 0001859451 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Class A Common Stock · 18,063 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.

F12 · 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.

F2 · kind: Represents the conversion of Class B Common Stock held of record by the Reporting Person into Class A Common Stock.

F12 · 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.

F12 · 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.

F12 · 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: 0001209191-22-062021 · doc4.xml · derivative · entry 9

YARBROUGH TIMOTHY G. · CIK 0001859451 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 18,063

Underlying: Class A Common Stock · 18,063 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.

F12 · 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.

F12 · 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.

F12 · 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.

F12 · 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: 0001209191-22-062021 · doc4.xml · derivative · entry 8

YARBROUGH TIMOTHY G. · CIK 0001859451 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 37,500

Underlying: Class B 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.

F8 · derivative.exercise_price: Each RSU represents a contingent right to receive one share of the Issuer's Class B Common Stock upon settlement.

F8 · price: Each RSU represents a contingent right to receive one share of the Issuer's Class B Common Stock upon settlement.

F11 · derivative.exercise_date: The RSU vested as to 25% of the total shares on August 25, 2021, and the remainder will vest as to 1/16 of the total award in quarterly installments thereafter, subject to the Reporting Person's continued service to the Issuer on each vesting date.

F7 · derivative.expiration_date: RSUs do not expire; they either vest or are canceled prior to vesting date.

SEC source: 0001209191-22-062021 · doc4.xml · derivative · entry 7

YARBROUGH TIMOTHY G. · CIK 0001859451 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 17,250

Underlying: Class B Common Stock · 4,313 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.

F8 · derivative.exercise_price: Each RSU represents a contingent right to receive one share of the Issuer's Class B Common Stock upon settlement.

F8 · price: Each RSU represents a contingent right to receive one share of the Issuer's Class B Common Stock upon settlement.

F10 · derivative.exercise_date: The RSU vested as to 25% of the total shares on January 1, 2021, and the remainder will vest as to 1/16 of the total award in quarterly installments thereafter, subject to the Reporting Person's continued service to the Issuer on each vesting date.

F7 · derivative.expiration_date: RSUs do not expire; they either vest or are canceled prior to vesting date.

SEC source: 0001209191-22-062021 · doc4.xml · derivative · entry 6

YARBROUGH TIMOTHY G. · CIK 0001859451 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Class B Common Stock · 7,500 shares

Expires not disclosed

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

F8 · derivative.exercise_price: Each RSU represents a contingent right to receive one share of the Issuer's Class B Common Stock upon settlement.

F8 · price: Each RSU represents a contingent right to receive one share of the Issuer's Class B Common Stock upon settlement.

F9 · derivative.exercise_date: The RSU vested as to 25% of the total shares on January 1, 2020, and thereafter vests as to 1/16 of the total award in quarterly installments thereafter, subject to the Reporting Person's continued service to the Issuer on each vesting date.

F7 · derivative.expiration_date: RSUs do not expire; they either vest or are canceled prior to vesting date.

SEC source: 0001209191-22-062021 · doc4.xml · derivative · entry 5

YARBROUGH TIMOTHY G. · CIK 0001859451 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 68,750

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.

F1 · security: This RSU was granted by the Compensation Committee of the Issuer's Board of Directors on February 18, 2022. The grant date for this RSU was inadvertently reported as December 15, 2022 in a Form 4 filed on February 14, 2022.

F5 · derivative.exercise_price: Each RSU represents a contingent right to receive one share of the Issuer's Class A Common Stock upon settlement.

F5 · 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, 2022 until fully vested, subject to the Reporting Person's continued service to the Issuer on each vesting date.

F7 · derivative.expiration_date: RSUs do not expire; they either vest or are canceled prior to vesting date.

SEC source: 0001209191-22-062021 · doc4.xml · nonDerivative · entry 3

YARBROUGH TIMOTHY G. · CIK 0001859451 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 123,282

F3 · 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: 0001209191-22-062021 · doc4.xml · nonDerivative · entry 2

YARBROUGH TIMOTHY G. · CIK 0001859451 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 136,255

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

F2 · kind: Represents the conversion of Class B Common Stock held of record by the Reporting Person into Class A Common Stock.

SEC source: 0001209191-22-062021 · doc4.xml · nonDerivative · entry 1

YARBROUGH TIMOTHY G. · CIK 0001859451 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 118,192

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 · security: This RSU was granted by the Compensation Committee of the Issuer's Board of Directors on February 18, 2022. The grant date for this RSU was inadvertently reported as December 15, 2022 in a Form 4 filed on February 14, 2022.

SEC source: 0001209191-22-059024 · doc4.xml · nonDerivative · entry 14

Institutional Venture Partners XIV, L.P. · CIK 0001550180 · 10% owner

Institutional Venture Management XIV, LLC · CIK 0001550304 · 10% owner

Chaffee Todd C · CIK 0001300134 · 10% owner

Dash Somesh · CIK 0001843938 · 10% owner

FOGELSONG NORMAN A · CIK 0001140932 · 10% owner

Harrick Stephen J · CIK 0001299975 · 10% owner

Maltz Jules A. · CIK 0001553254 · 10% owner

Miller J Sanford · CIK 0001359524 · 10% owner

Phelps Dennis B · CIK 0001299965 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · By Trust

Disclosed balance after: 9,994

F6 · kind: Represents receipt of shares in the distribution in kind described in footnote (5).

F13 · ownership.nature: The shares are held by a family trust, of which Mr. Phelps is the trustee. Mr. Phelps disclaims beneficial ownership of these shares except to the extent of his proportionate pecuniary interest therein.

SEC source: 0001209191-22-059024 · doc4.xml · nonDerivative · entry 13

Institutional Venture Partners XIV, L.P. · CIK 0001550180 · 10% owner

Institutional Venture Management XIV, LLC · CIK 0001550304 · 10% owner

Chaffee Todd C · CIK 0001300134 · 10% owner

Dash Somesh · CIK 0001843938 · 10% owner

FOGELSONG NORMAN A · CIK 0001140932 · 10% owner

Harrick Stephen J · CIK 0001299975 · 10% owner

Maltz Jules A. · CIK 0001553254 · 10% owner

Miller J Sanford · CIK 0001359524 · 10% owner

Phelps Dennis B · CIK 0001299965 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · By Trust

Disclosed balance after: 4,997

F6 · kind: Represents receipt of shares in the distribution in kind described in footnote (5).

F12 · ownership.nature: The shares are held by a family trust, of which Mr. Miller is the trustee. Mr. Miller disclaims beneficial ownership of these shares except to the extent of his proportionate pecuniary interest therein.