BIRD

SEC source: 0001653909-22-000056 · wf-form4_165903925444826.xml · nonDerivative · entry 2

Brown Timothy O. · CIK 0001883574 · Director · Co-Chief Executive Officer · 10% owner

Timothy O. Brown & Lindsay T. Brown, as Trustees of the Grenadier Trust Under Revocable Trust Agreement Dated January 22, 2018 · CIK 0001885485 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · By GRAT

Disclosed balance after: 0

F3 · kind: Shares transferred for no consideration for estate planning purposes to a trust for the benefit of the Reporting Person's children (the "Children's Trust"). The Reporting Person has no voting or investment power over the shares held by the Children's Trust.

F2 · ownership.nature: Shares are held of record by Timothy O. Brown, as Trustee of The Timothy Brown 2017 Grantor Retained Annuity Trust dated June 22, 2017, of which the Reporting Person is trustee and has voting and investment power over such shares.

SEC source: 0001653909-22-000056 · wf-form4_165903925444826.xml · nonDerivative · entry 1

Brown Timothy O. · CIK 0001883574 · Director · Co-Chief Executive Officer · 10% owner

Timothy O. Brown & Lindsay T. Brown, as Trustees of the Grenadier Trust Under Revocable Trust Agreement Dated January 22, 2018 · CIK 0001885485 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · By GRAT

Disclosed balance after: 664,330

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: Each share of Class A Common Stock was issued upon the conversion of one share of Class B Common Stock at the election of the Reporting Person.

F2 · ownership.nature: Shares are held of record by Timothy O. Brown, as Trustee of The Timothy Brown 2017 Grantor Retained Annuity Trust dated June 22, 2017, of which the Reporting Person is trustee and has voting and investment power over such shares.

SEC source: 0001653909-22-000050 · wf-form4_165524035544751.xml · nonDerivative · entry 1

BOYCE RICHARD W · CIK 0001180366 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 30,487

F1 · shares: Each share is represented by a restricted stock unit ("RSU"). Each RSU represents a contingent right to receive one share of the Issuer's Class A Common Stock upon settlement. 100% of the RSUs shall vest on the earlier to occur of June 10, 2023 and the date of the Issuer's next annual meeting of stockholders, subject to the Reporting Person's Continuous Service (as defined in the Issuer's 2021 Equity Incentive Plan) through the applicable vesting date.

SEC source: 0001653909-22-000049 · wf-form4_165524033008872.xml · nonDerivative · entry 1

Blumenthal Neil Harris · CIK 0001883345 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 30,487

F1 · shares: Each share is represented by a restricted stock unit ("RSU"). Each RSU represents a contingent right to receive one share of the Issuer's Class A Common Stock upon settlement. 100% of the RSUs shall vest on the earlier to occur of June 10, 2023 and the date of the Issuer's next annual meeting of stockholders, subject to the Reporting Person's Continuous Service (as defined in the Issuer's 2021 Equity Incentive Plan) through the applicable vesting date.

SEC source: 0001653909-22-000053 · wf-form4_165524040585469.xml · nonDerivative · entry 1

LEVITAN DAN · CIK 0001202435 · Director · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 30,487

F1 · shares: Each share is represented by a restricted stock unit ("RSU"). Each RSU represents a contingent right to receive one share of the Issuer's Class A Common Stock upon settlement. 100% of the RSUs shall vest on the earlier to occur of June 10, 2023 and the date of the Issuer's next annual meeting of stockholders, subject to the Reporting Person's Continuous Service (as defined in the Issuer's 2021 Equity Incentive Plan) through the applicable vesting date.

SEC source: 0001653909-22-000054 · wf-form4_165524042991418.xml · nonDerivative · entry 1

Weiss Emily · CIK 0001883617 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 30,487

F1 · shares: Each share is represented by a restricted stock unit ("RSU"). Each RSU represents a contingent right to receive one share of the Issuer's Class A Common Stock upon settlement. 100% of the RSUs shall vest on the earlier to occur of June 10, 2023 and the date of the Issuer's next annual meeting of stockholders, subject to the Reporting Person's Continuous Service (as defined in the Issuer's 2021 Equity Incentive Plan) through the applicable vesting date.

SEC source: 0001653909-22-000052 · wf-form4_165524038887386.xml · nonDerivative · entry 1

Green Nancy · CIK 0001827007 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 30,487

F1 · shares: Each share is represented by a restricted stock unit ("RSU"). Each RSU represents a contingent right to receive one share of the Issuer's Class A Common Stock upon settlement. 100% of the RSUs shall vest on the earlier to occur of June 10, 2023 and the date of the Issuer's next annual meeting of stockholders, subject to the Reporting Person's Continuous Service (as defined in the Issuer's 2021 Equity Incentive Plan) through the applicable vesting date.

SEC source: 0001653909-22-000051 · wf-form4_165524037237964.xml · nonDerivative · entry 1

FIELDS MANDY J · CIK 0001773316 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 30,487

F1 · shares: Each share is represented by a restricted stock unit ("RSU"). Each RSU represents a contingent right to receive one share of the Issuer's Class A Common Stock upon settlement. 100% of the RSUs shall vest on the earlier to occur of June 10, 2023 and the date of the Issuer's next annual meeting of stockholders, subject to the Reporting Person's Continuous Service (as defined in the Issuer's 2021 Equity Incentive Plan) through the applicable vesting date.

SEC source: 0001209191-22-031721 · doc4.xml · derivative · entry 1

Brown Timothy O. · CIK 0001883574 · Director · Co-Chief Executive Officer · 10% owner

Timothy O. Brown & Lindsay T. Brown, as Trustees of the Grenadier Trust Under Revocable Trust Agreement Dated January 22, 2018 · CIK 0001885485 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 911,162

Underlying: Class A Common Stock · 911,162 shares

Expires 2032-05-22

F1 · derivative.exercise_date: 1/4 of the shares underlying the option shall vest on the one-year anniversary of June 1, 2022, and the remaining shares underlying the option shall vest in a series of 36 successive equal monthly installments thereafter, in each case subject to the Reporting Person's Continuous Service (as defined in the Issuer's 2021 Equity Incentive Plan) through the applicable vesting date.

SEC source: 0001209191-22-031717 · doc4.xml · derivative · entry 1

Zwillinger Joseph · CIK 0001852323 · Director · Co-Chief Executive Officer · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 911,162

Underlying: Class A Common Stock · 911,162 shares

Expires 2032-05-22

F1 · derivative.exercise_date: 1/4 of the shares underlying the option shall vest on the one-year anniversary of June 1, 2022, and the remaining shares underlying the option shall vest in a series of 36 successive equal monthly installments thereafter, in each case subject to the Reporting Person's Continuous Service (as defined in the Issuer's 2021 Equity Incentive Plan) through the applicable vesting date.

SEC source: 0001209191-22-031722 · doc4.xml · derivative · entry 3

Bufano Michael J · CIK 0001616098 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 75,000

Underlying: Class B Common Stock · 75,000 shares

Expires 2031-03-11

F4 · price: On May 22, 2022, the option granted to the Reporting Person on March 12, 2021 was amended to reduce the exercise price to $4.68 per share.

F2 · derivative.exercise_date: The option vests in 36 equal monthly installments measured from April 22, 2022, subject to the Reporting Person's Continuous Service (as defined in the Issuer's 2015 Equity Incentive Plan) on each such vesting date.

F3 · derivative.underlying: Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. Each share of Class B Common Stock held by the Reporting Person will convert automatically into one share of Class A Common Stock upon the sale or transfer of such share of Class B Common Stock, subject to certain exceptions, and in certain other circumstances described in the Issuer's amended and restated certificate of incorporation.

SEC source: 0001209191-22-031722 · doc4.xml · derivative · entry 2

Bufano Michael J · CIK 0001616098 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Class B Common Stock · 75,000 shares

Expires 2031-03-11

F4 · price: On May 22, 2022, the option granted to the Reporting Person on March 12, 2021 was amended to reduce the exercise price to $4.68 per share.

F2 · derivative.exercise_date: The option vests in 36 equal monthly installments measured from April 22, 2022, subject to the Reporting Person's Continuous Service (as defined in the Issuer's 2015 Equity Incentive Plan) on each such vesting date.

F3 · derivative.underlying: Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. Each share of Class B Common Stock held by the Reporting Person will convert automatically into one share of Class A Common Stock upon the sale or transfer of such share of Class B Common Stock, subject to certain exceptions, and in certain other circumstances described in the Issuer's amended and restated certificate of incorporation.

SEC source: 0001209191-22-031722 · doc4.xml · nonDerivative · entry 1

Bufano Michael J · CIK 0001616098 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 353,706

F1 · shares: Each share is represented by a restricted stock unit ("RSU"). Each RSU represents a contingent right to receive one share of the Issuer's Class A Common Stock upon settlement. 1/12 of the RSUs shall vest on the three-month anniversary of June 1, 2022, and 1/12 of the RSUs shall vest quarterly thereafter, in each case subject to the Reporting Person's Continuous Service (as defined in the Issuer's 2021 Equity Incentive Plan) through the applicable vesting date.

SEC source: 0001209191-22-031724 · doc4.xml · derivative · entry 3

Vernachio Joseph · CIK 0001883597 · Chief Operating Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 425,000

Underlying: Class B Common Stock · 425,000 shares

Expires 2031-06-24

F4 · price: On May 22, 2022, the option granted to the Reporting Person on June 26, 2021 was amended to reduce the exercise price to $4.68 per share.

F2 · derivative.exercise_date: The option vests as to 1/4 of the shares subject to the option on June 1, 2022, and the remainder of the shares vest in 36 equal monthly installments thereafter, subject to the Reporting Person's Continuous Service (as defined in the Issuer's 2015 Equity Incentive Plan) on each such vesting date.

F3 · derivative.underlying: Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. Each share of Class B Common Stock held by the Reporting Person will convert automatically into one share of Class A Common Stock upon the sale or transfer of such share of Class B Common Stock, subject to certain exceptions, and in certain other circumstances described in the Issuer's amended and restated certificate of incorporation.

SEC source: 0001209191-22-031724 · doc4.xml · derivative · entry 2

Vernachio Joseph · CIK 0001883597 · Chief Operating Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Class B Common Stock · 425,000 shares

Expires 2031-06-24

F4 · price: On May 22, 2022, the option granted to the Reporting Person on June 26, 2021 was amended to reduce the exercise price to $4.68 per share.

F2 · derivative.exercise_date: The option vests as to 1/4 of the shares subject to the option on June 1, 2022, and the remainder of the shares vest in 36 equal monthly installments thereafter, subject to the Reporting Person's Continuous Service (as defined in the Issuer's 2015 Equity Incentive Plan) on each such vesting date.

F3 · derivative.underlying: Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. Each share of Class B Common Stock held by the Reporting Person will convert automatically into one share of Class A Common Stock upon the sale or transfer of such share of Class B Common Stock, subject to certain exceptions, and in certain other circumstances described in the Issuer's amended and restated certificate of incorporation.

SEC source: 0001209191-22-031724 · doc4.xml · nonDerivative · entry 1

Vernachio Joseph · CIK 0001883597 · Chief Operating Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 196,915

F1 · shares: Each share is represented by a restricted stock unit ("RSU"). Each RSU represents a contingent right to receive one share of the Issuer's Class A Common Stock upon settlement. 1/12 of the RSUs shall vest on the three-month anniversary of June 1, 2022, and 1/12 of the RSUs shall vest quarterly thereafter, in each case subject to the Reporting Person's Continuous Service (as defined in the Issuer's 2021 Equity Incentive Plan) through the applicable vesting date.

SEC source: 0001209191-22-031998 · doc4a.xml · derivative · entry 3

Bufano Michael J · CIK 0001616098 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 75,000

Underlying: Class B Common Stock · 75,000 shares

Expires 2031-03-11

F4 · price: On May 22, 2022, the option granted to the Reporting Person on March 12, 2021 was amended to reduce the exercise price to $4.39 per share.

F2 · derivative.exercise_date: The option vests in 36 equal monthly installments measured from April 22, 2022, subject to the Reporting Person's Continuous Service (as defined in the Issuer's 2015 Equity Incentive Plan) on each such vesting date.

F3 · derivative.underlying: Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. Each share of Class B Common Stock held by the Reporting Person will convert automatically into one share of Class A Common Stock upon the sale or transfer of such share of Class B Common Stock, subject to certain exceptions, and in certain other circumstances described in the Issuer's amended and restated certificate of incorporation.

SEC source: 0001209191-22-031998 · doc4a.xml · derivative · entry 2

Bufano Michael J · CIK 0001616098 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Class B Common Stock · 75,000 shares

Expires 2031-03-11

F4 · price: On May 22, 2022, the option granted to the Reporting Person on March 12, 2021 was amended to reduce the exercise price to $4.39 per share.

F2 · derivative.exercise_date: The option vests in 36 equal monthly installments measured from April 22, 2022, subject to the Reporting Person's Continuous Service (as defined in the Issuer's 2015 Equity Incentive Plan) on each such vesting date.

F3 · derivative.underlying: Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. Each share of Class B Common Stock held by the Reporting Person will convert automatically into one share of Class A Common Stock upon the sale or transfer of such share of Class B Common Stock, subject to certain exceptions, and in certain other circumstances described in the Issuer's amended and restated certificate of incorporation.

SEC source: 0001209191-22-031998 · doc4a.xml · nonDerivative · entry 1

Bufano Michael J · CIK 0001616098 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 353,706

F1 · shares: Each share is represented by a restricted stock unit ("RSU"). Each RSU represents a contingent right to receive one share of the Issuer's Class A Common Stock upon settlement. 1/12 of the RSUs shall vest on the three-month anniversary of June 1, 2022, and 1/12 of the RSUs shall vest quarterly thereafter, in each case subject to the Reporting Person's Continuous Service (as defined in the Issuer's 2021 Equity Incentive Plan) through the applicable vesting date.

SEC source: 0001209191-22-031999 · doc4a.xml · derivative · entry 3

Vernachio Joseph · CIK 0001883597 · Chief Operating Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 425,000

Underlying: Class B Common Stock · 425,000 shares

Expires 2031-06-25

F4 · price: On May 22, 2022, the option granted to the Reporting Person on June 26, 2021 was amended to reduce the exercise price to $4.39 per share.

F2 · derivative.exercise_date: The option vests as to 1/4 of the shares subject to the option on June 1, 2022, and the remainder of the shares vest in 36 equal monthly installments thereafter, subject to the Reporting Person's Continuous Service (as defined in the Issuer's 2015 Equity Incentive Plan) on each such vesting date.

F3 · derivative.underlying: Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. Each share of Class B Common Stock held by the Reporting Person will convert automatically into one share of Class A Common Stock upon the sale or transfer of such share of Class B Common Stock, subject to certain exceptions, and in certain other circumstances described in the Issuer's amended and restated certificate of incorporation.

SEC source: 0001209191-22-031999 · doc4a.xml · derivative · entry 2

Vernachio Joseph · CIK 0001883597 · Chief Operating Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Class B Common Stock · 425,000 shares

Expires 2031-06-25

F4 · price: On May 22, 2022, the option granted to the Reporting Person on June 26, 2021 was amended to reduce the exercise price to $4.39 per share.

F2 · derivative.exercise_date: The option vests as to 1/4 of the shares subject to the option on June 1, 2022, and the remainder of the shares vest in 36 equal monthly installments thereafter, subject to the Reporting Person's Continuous Service (as defined in the Issuer's 2015 Equity Incentive Plan) on each such vesting date.

F3 · derivative.underlying: Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. Each share of Class B Common Stock held by the Reporting Person will convert automatically into one share of Class A Common Stock upon the sale or transfer of such share of Class B Common Stock, subject to certain exceptions, and in certain other circumstances described in the Issuer's amended and restated certificate of incorporation.

SEC source: 0001209191-22-031999 · doc4a.xml · nonDerivative · entry 1

Vernachio Joseph · CIK 0001883597 · Chief Operating Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 196,915

F1 · shares: Each share is represented by a restricted stock unit ("RSU"). Each RSU represents a contingent right to receive one share of the Issuer's Class A Common Stock upon settlement. 1/12 of the RSUs shall vest on the three-month anniversary of June 1, 2022, and 1/12 of the RSUs shall vest quarterly thereafter, in each case subject to the Reporting Person's Continuous Service (as defined in the Issuer's 2021 Equity Incentive Plan) through the applicable vesting date.

SEC source: 0001209191-22-030272 · doc4.xml · nonDerivative · entry 1

Brown Timothy O. · CIK 0001883574 · Director · Co-Chief Executive Officer · 10% owner

Timothy O. Brown & Lindsay T. Brown, as Trustees of the Grenadier Trust Under Revocable Trust Agreement Dated January 22, 2018 · CIK 0001885485 · 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: 50,000

F1 · price: Price reported is a weighted-average purchase price. The shares were purchased in multiple transactions at prices ranging from $4.74 to $4.95, inclusive. Upon request by the staff of the Securities and Exchange Commission, the Issuer, or a security holder of the Issuer, the Reporting Person will provide full information regarding the number of shares purchased at each separate price within the range set forth in this footnote.

F2 · ownership.nature: Shares are held of record by Timothy O. Brown and Lindsay T. Brown, as Trustees of the Grenadier Trust Under Revocable Trust Agreement Dated January 22, 2018, of which the Reporting Person is co-trustee and shares voting and investment power over such shares.

SEC source: 0001209191-22-018849 · doc4.xml · nonDerivative · entry 1

Bufano Michael J · CIK 0001616098 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 58,333

F1 · price: Price reported is a weighted-average purchase price. The shares were purchased in multiple transactions at prices ranging from $5.13 to $5.21, inclusive. Upon request by the staff of the Securities and Exchange Commission, the Issuer, or a security holder of the Issuer, the Reporting Person will provide full information regarding the number of shares purchased at each separate price within the range set forth in this footnote.

F2 · balance_after: Includes 33,333 shares underlying restricted stock units ("RSUs"). Each RSU represents a contingent right to receive one share of the Issuer's Class A Common Stock upon settlement.

SEC source: 0001209191-21-066936 · doc4.xml · nonDerivative · entry 3

GOLDMAN SACHS GROUP INC · CIK 0000886982 · 10% owner

GOLDMAN SACHS INTERNATIONAL · CIK 0000908777 · 10% owner

GOLDMAN SACHS & CO. LLC · CIK 0000769993 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnotes

Disclosed balance after: 2,981,684.65

F1 · security: This statement is being filed by The Goldman Sachs Group, Inc. ("GS Group"), Goldman Sachs & Co. LLC ("Goldman Sachs") and Goldman Sachs International ("GSI", together with GS Group, and Goldman Sachs, the "Reporting Persons"). Goldman Sachs and GSI are both subsidiaries of GS Group. Each Reporting Person disclaims beneficial ownership of the securities reported herein except to the extent of its pecuniary interest therein.

F5 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $20.31 to $21.11, inclusive.

F3 · ownership.nature: GS Group may be deemed to beneficially own indirectly, the number of shares of common stock of the Issuer (the "Common Stock") reported as held by GSI and/or Goldman Sachs, respectively. Goldman Sachs, GSI and GS Group may be deemed to beneficially own indirectly, in the aggregate, 2,981,684.65 shares of the Common Stock of the Issuer by reason of the direct or indirect beneficial ownership of such shares as follows: (i) 171,792 shares of Common Stock held by GSI and (ii) 2,809,892.65 shares of Common Stock held by Goldman Sachs.

SEC source: 0001209191-21-066936 · doc4.xml · nonDerivative · entry 2

GOLDMAN SACHS GROUP INC · CIK 0000886982 · 10% owner

GOLDMAN SACHS INTERNATIONAL · CIK 0000908777 · 10% owner

GOLDMAN SACHS & CO. LLC · CIK 0000769993 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnotes

Disclosed balance after: 2,982,958.65

F1 · security: This statement is being filed by The Goldman Sachs Group, Inc. ("GS Group"), Goldman Sachs & Co. LLC ("Goldman Sachs") and Goldman Sachs International ("GSI", together with GS Group, and Goldman Sachs, the "Reporting Persons"). Goldman Sachs and GSI are both subsidiaries of GS Group. Each Reporting Person disclaims beneficial ownership of the securities reported herein except to the extent of its pecuniary interest therein.

F4 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $19.49 to $19.71, inclusive.

F3 · ownership.nature: GS Group may be deemed to beneficially own indirectly, the number of shares of common stock of the Issuer (the "Common Stock") reported as held by GSI and/or Goldman Sachs, respectively. Goldman Sachs, GSI and GS Group may be deemed to beneficially own indirectly, in the aggregate, 2,981,684.65 shares of the Common Stock of the Issuer by reason of the direct or indirect beneficial ownership of such shares as follows: (i) 171,792 shares of Common Stock held by GSI and (ii) 2,809,892.65 shares of Common Stock held by Goldman Sachs.

SEC source: 0001209191-21-066936 · doc4.xml · nonDerivative · entry 1

GOLDMAN SACHS GROUP INC · CIK 0000886982 · 10% owner

GOLDMAN SACHS INTERNATIONAL · CIK 0000908777 · 10% owner

GOLDMAN SACHS & CO. LLC · CIK 0000769993 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnotes

Disclosed balance after: 2,989,921.65

F1 · security: This statement is being filed by The Goldman Sachs Group, Inc. ("GS Group"), Goldman Sachs & Co. LLC ("Goldman Sachs") and Goldman Sachs International ("GSI", together with GS Group, and Goldman Sachs, the "Reporting Persons"). Goldman Sachs and GSI are both subsidiaries of GS Group. Each Reporting Person disclaims beneficial ownership of the securities reported herein except to the extent of its pecuniary interest therein.

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $18.49 to $19.31, inclusive. The Reporting Persons undertake to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in footnotes (2), (4) and (5) to this Form 4.

F3 · ownership.nature: GS Group may be deemed to beneficially own indirectly, the number of shares of common stock of the Issuer (the "Common Stock") reported as held by GSI and/or Goldman Sachs, respectively. Goldman Sachs, GSI and GS Group may be deemed to beneficially own indirectly, in the aggregate, 2,981,684.65 shares of the Common Stock of the Issuer by reason of the direct or indirect beneficial ownership of such shares as follows: (i) 171,792 shares of Common Stock held by GSI and (ii) 2,809,892.65 shares of Common Stock held by Goldman Sachs.

SEC source: 0001209191-21-064461 · doc4.xml · nonDerivative · entry 1

Bufano Michael J · CIK 0001616098 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 33,333

F1 · shares: Each share is represented by a restricted stock unit ("RSU"). Each RSU represents a contingent right to receive one share of the Issuer's Class A Common Stock upon settlement. 1/3 of the RSUs vest on December 1, 2022, and 1/3 of the RSUs vest yearly thereafter, in each case subject to the Reporting Person's Continuous Service (as defined in the Issuer's 2021 Equity Incentive Plan) on each such vesting date.

SEC source: 0001209191-21-063406 · doc4.xml · derivative · entry 6

BOYCE RICHARD W · CIK 0001180366 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · By Trust

Disclosed balance after: 1,077,325

Underlying: Class A Common Stock · 25,780 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 share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. Each share of Class B Common Stock held by the Reporting Person will convert automatically into one share of Class A Common Stock upon the sale or transfer of such share of Class B Common Stock, subject to certain exceptions, and in certain other circumstances described in the Issuer's amended and restated certificate of incorporation.

F2 · derivative.exercise_date: Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. Each share of Class B Common Stock held by the Reporting Person will convert automatically into one share of Class A Common Stock upon the sale or transfer of such share of Class B Common Stock, subject to certain exceptions, and in certain other circumstances described in the Issuer's amended and restated certificate of incorporation.

F2 · derivative.expiration_date: Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. Each share of Class B Common Stock held by the Reporting Person will convert automatically into one share of Class A Common Stock upon the sale or transfer of such share of Class B Common Stock, subject to certain exceptions, and in certain other circumstances described in the Issuer's amended and restated certificate of incorporation.

F3 · ownership.nature: Shares are held of record by the Dick W. Boyce & Sandy W. Boyce Revocable Trust Agreement Dated December 30, 1994, of which the Reporting Person is co-trustee and shares voting and investment power over such shares.

SEC source: 0001209191-21-063406 · doc4.xml · derivative · entry 5

BOYCE RICHARD W · CIK 0001180366 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · By Trust

Disclosed balance after: 0

Underlying: Class B Common Stock · 25,780 shares

Expires not disclosed

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

F1 · derivative.exercise_price: Each share of Preferred Stock automatically converted into one share of Class B Common Stock immediately prior to the closing of the Issuer's initial public offering.

F1 · derivative.exercise_date: Each share of Preferred Stock automatically converted into one share of Class B Common Stock immediately prior to the closing of the Issuer's initial public offering.

F1 · derivative.expiration_date: Each share of Preferred Stock automatically converted into one share of Class B Common Stock immediately prior to the closing of the Issuer's initial public offering.

F2 · derivative.underlying: Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. Each share of Class B Common Stock held by the Reporting Person will convert automatically into one share of Class A Common Stock upon the sale or transfer of such share of Class B Common Stock, subject to certain exceptions, and in certain other circumstances described in the Issuer's amended and restated certificate of incorporation.

F3 · ownership.nature: Shares are held of record by the Dick W. Boyce & Sandy W. Boyce Revocable Trust Agreement Dated December 30, 1994, of which the Reporting Person is co-trustee and shares voting and investment power over such shares.

SEC source: 0001209191-21-063406 · doc4.xml · derivative · entry 4

BOYCE RICHARD W · CIK 0001180366 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · By Trust

Disclosed balance after: 1,051,545

Underlying: Class A Common Stock · 833,640 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 share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. Each share of Class B Common Stock held by the Reporting Person will convert automatically into one share of Class A Common Stock upon the sale or transfer of such share of Class B Common Stock, subject to certain exceptions, and in certain other circumstances described in the Issuer's amended and restated certificate of incorporation.

F2 · derivative.exercise_date: Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. Each share of Class B Common Stock held by the Reporting Person will convert automatically into one share of Class A Common Stock upon the sale or transfer of such share of Class B Common Stock, subject to certain exceptions, and in certain other circumstances described in the Issuer's amended and restated certificate of incorporation.

F2 · derivative.expiration_date: Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. Each share of Class B Common Stock held by the Reporting Person will convert automatically into one share of Class A Common Stock upon the sale or transfer of such share of Class B Common Stock, subject to certain exceptions, and in certain other circumstances described in the Issuer's amended and restated certificate of incorporation.

F3 · ownership.nature: Shares are held of record by the Dick W. Boyce & Sandy W. Boyce Revocable Trust Agreement Dated December 30, 1994, of which the Reporting Person is co-trustee and shares voting and investment power over such shares.

SEC source: 0001209191-21-063406 · doc4.xml · derivative · entry 3

BOYCE RICHARD W · CIK 0001180366 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · By Trust

Disclosed balance after: 0

Underlying: Class B Common Stock · 833,640 shares

Expires not disclosed

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

F1 · derivative.exercise_price: Each share of Preferred Stock automatically converted into one share of Class B Common Stock immediately prior to the closing of the Issuer's initial public offering.

F1 · derivative.exercise_date: Each share of Preferred Stock automatically converted into one share of Class B Common Stock immediately prior to the closing of the Issuer's initial public offering.

F1 · derivative.expiration_date: Each share of Preferred Stock automatically converted into one share of Class B Common Stock immediately prior to the closing of the Issuer's initial public offering.

F2 · derivative.underlying: Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. Each share of Class B Common Stock held by the Reporting Person will convert automatically into one share of Class A Common Stock upon the sale or transfer of such share of Class B Common Stock, subject to certain exceptions, and in certain other circumstances described in the Issuer's amended and restated certificate of incorporation.

F3 · ownership.nature: Shares are held of record by the Dick W. Boyce & Sandy W. Boyce Revocable Trust Agreement Dated December 30, 1994, of which the Reporting Person is co-trustee and shares voting and investment power over such shares.

SEC source: 0001209191-21-063406 · doc4.xml · derivative · entry 2

BOYCE RICHARD W · CIK 0001180366 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · By Trust

Disclosed balance after: 217,905

Underlying: Class A Common Stock · 171,350 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 share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. Each share of Class B Common Stock held by the Reporting Person will convert automatically into one share of Class A Common Stock upon the sale or transfer of such share of Class B Common Stock, subject to certain exceptions, and in certain other circumstances described in the Issuer's amended and restated certificate of incorporation.

F2 · derivative.exercise_date: Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. Each share of Class B Common Stock held by the Reporting Person will convert automatically into one share of Class A Common Stock upon the sale or transfer of such share of Class B Common Stock, subject to certain exceptions, and in certain other circumstances described in the Issuer's amended and restated certificate of incorporation.

F2 · derivative.expiration_date: Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. Each share of Class B Common Stock held by the Reporting Person will convert automatically into one share of Class A Common Stock upon the sale or transfer of such share of Class B Common Stock, subject to certain exceptions, and in certain other circumstances described in the Issuer's amended and restated certificate of incorporation.

F3 · ownership.nature: Shares are held of record by the Dick W. Boyce & Sandy W. Boyce Revocable Trust Agreement Dated December 30, 1994, of which the Reporting Person is co-trustee and shares voting and investment power over such shares.

SEC source: 0001209191-21-063406 · doc4.xml · derivative · entry 1

BOYCE RICHARD W · CIK 0001180366 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · By Trust

Disclosed balance after: 0

Underlying: Class B Common Stock · 171,350 shares

Expires not disclosed

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

F1 · derivative.exercise_price: Each share of Preferred Stock automatically converted into one share of Class B Common Stock immediately prior to the closing of the Issuer's initial public offering.

F1 · derivative.exercise_date: Each share of Preferred Stock automatically converted into one share of Class B Common Stock immediately prior to the closing of the Issuer's initial public offering.

F1 · derivative.expiration_date: Each share of Preferred Stock automatically converted into one share of Class B Common Stock immediately prior to the closing of the Issuer's initial public offering.

F2 · derivative.underlying: Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. Each share of Class B Common Stock held by the Reporting Person will convert automatically into one share of Class A Common Stock upon the sale or transfer of such share of Class B Common Stock, subject to certain exceptions, and in certain other circumstances described in the Issuer's amended and restated certificate of incorporation.

F3 · ownership.nature: Shares are held of record by the Dick W. Boyce & Sandy W. Boyce Revocable Trust Agreement Dated December 30, 1994, of which the Reporting Person is co-trustee and shares voting and investment power over such shares.

SEC source: 0001209191-21-063407 · doc4.xml · derivative · entry 21

LEVITAN DAN · CIK 0001202435 · Director · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 1,438,260

Underlying: Class A Common Stock · 178,450 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 share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. Each share of Class B Common Stock held by the Reporting Person will convert automatically into one share of Class A Common Stock upon the sale or transfer of such share of Class B Common Stock, subject to certain exceptions, and in certain other circumstances described in the Issuer's amended and restated certificate of incorporation.

F5 · derivative.exercise_date: Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. Each share of Class B Common Stock held by the Reporting Person will convert automatically into one share of Class A Common Stock upon the sale or transfer of such share of Class B Common Stock, subject to certain exceptions, and in certain other circumstances described in the Issuer's amended and restated certificate of incorporation.

F5 · derivative.expiration_date: Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. Each share of Class B Common Stock held by the Reporting Person will convert automatically into one share of Class A Common Stock upon the sale or transfer of such share of Class B Common Stock, subject to certain exceptions, and in certain other circumstances described in the Issuer's amended and restated certificate of incorporation.

F3 · ownership.nature: Shares are held by Maveron V Entrepreneurs' Fund, L.P. Reporting Person is a Managing Member of Maveron General Partner V, LLC, the General Partner of Maveron V Entrepreneurs' Fund, L.P., and shares voting and investment power over such shares.

SEC source: 0001209191-21-063407 · doc4.xml · derivative · entry 20

LEVITAN DAN · CIK 0001202435 · Director · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 1,616,710

Underlying: Class A Common Stock · 1,568,030 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 share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. Each share of Class B Common Stock held by the Reporting Person will convert automatically into one share of Class A Common Stock upon the sale or transfer of such share of Class B Common Stock, subject to certain exceptions, and in certain other circumstances described in the Issuer's amended and restated certificate of incorporation.

F5 · derivative.exercise_date: Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. Each share of Class B Common Stock held by the Reporting Person will convert automatically into one share of Class A Common Stock upon the sale or transfer of such share of Class B Common Stock, subject to certain exceptions, and in certain other circumstances described in the Issuer's amended and restated certificate of incorporation.

F5 · derivative.expiration_date: Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. Each share of Class B Common Stock held by the Reporting Person will convert automatically into one share of Class A Common Stock upon the sale or transfer of such share of Class B Common Stock, subject to certain exceptions, and in certain other circumstances described in the Issuer's amended and restated certificate of incorporation.

F3 · ownership.nature: Shares are held by Maveron V Entrepreneurs' Fund, L.P. Reporting Person is a Managing Member of Maveron General Partner V, LLC, the General Partner of Maveron V Entrepreneurs' Fund, L.P., and shares voting and investment power over such shares.

SEC source: 0001209191-21-063407 · doc4.xml · derivative · entry 19

LEVITAN DAN · CIK 0001202435 · Director · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 0

Underlying: Class B Common Stock · 1,568,030 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 share of Preferred Stock automatically converted into one share of Class B Common Stock immediately prior to the closing of the Issuer's initial public offering.

F4 · derivative.exercise_date: Each share of Preferred Stock automatically converted into one share of Class B Common Stock immediately prior to the closing of the Issuer's initial public offering.

F4 · derivative.expiration_date: Each share of Preferred Stock automatically converted into one share of Class B Common Stock immediately prior to the closing of the Issuer's initial public offering.

F5 · derivative.underlying: Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. Each share of Class B Common Stock held by the Reporting Person will convert automatically into one share of Class A Common Stock upon the sale or transfer of such share of Class B Common Stock, subject to certain exceptions, and in certain other circumstances described in the Issuer's amended and restated certificate of incorporation.

F3 · ownership.nature: Shares are held by Maveron V Entrepreneurs' Fund, L.P. Reporting Person is a Managing Member of Maveron General Partner V, LLC, the General Partner of Maveron V Entrepreneurs' Fund, L.P., and shares voting and investment power over such shares.

SEC source: 0001209191-21-063407 · doc4.xml · derivative · entry 18

LEVITAN DAN · CIK 0001202435 · Director · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 48,680

Underlying: Class A Common Stock · 35,925 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 share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. Each share of Class B Common Stock held by the Reporting Person will convert automatically into one share of Class A Common Stock upon the sale or transfer of such share of Class B Common Stock, subject to certain exceptions, and in certain other circumstances described in the Issuer's amended and restated certificate of incorporation.

F5 · derivative.exercise_date: Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. Each share of Class B Common Stock held by the Reporting Person will convert automatically into one share of Class A Common Stock upon the sale or transfer of such share of Class B Common Stock, subject to certain exceptions, and in certain other circumstances described in the Issuer's amended and restated certificate of incorporation.

F5 · derivative.expiration_date: Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. Each share of Class B Common Stock held by the Reporting Person will convert automatically into one share of Class A Common Stock upon the sale or transfer of such share of Class B Common Stock, subject to certain exceptions, and in certain other circumstances described in the Issuer's amended and restated certificate of incorporation.

F3 · ownership.nature: Shares are held by Maveron V Entrepreneurs' Fund, L.P. Reporting Person is a Managing Member of Maveron General Partner V, LLC, the General Partner of Maveron V Entrepreneurs' Fund, L.P., and shares voting and investment power over such shares.

SEC source: 0001209191-21-063407 · doc4.xml · derivative · entry 17

LEVITAN DAN · CIK 0001202435 · Director · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 0

Underlying: Class B Common Stock · 35,925 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 share of Preferred Stock automatically converted into one share of Class B Common Stock immediately prior to the closing of the Issuer's initial public offering.

F4 · derivative.exercise_date: Each share of Preferred Stock automatically converted into one share of Class B Common Stock immediately prior to the closing of the Issuer's initial public offering.

F4 · derivative.expiration_date: Each share of Preferred Stock automatically converted into one share of Class B Common Stock immediately prior to the closing of the Issuer's initial public offering.

F5 · derivative.underlying: Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. Each share of Class B Common Stock held by the Reporting Person will convert automatically into one share of Class A Common Stock upon the sale or transfer of such share of Class B Common Stock, subject to certain exceptions, and in certain other circumstances described in the Issuer's amended and restated certificate of incorporation.

F3 · ownership.nature: Shares are held by Maveron V Entrepreneurs' Fund, L.P. Reporting Person is a Managing Member of Maveron General Partner V, LLC, the General Partner of Maveron V Entrepreneurs' Fund, L.P., and shares voting and investment power over such shares.

SEC source: 0001209191-21-063407 · doc4.xml · derivative · entry 16

LEVITAN DAN · CIK 0001202435 · Director · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 3,798,726

Underlying: Class A Common Stock · 382,269 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 share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. Each share of Class B Common Stock held by the Reporting Person will convert automatically into one share of Class A Common Stock upon the sale or transfer of such share of Class B Common Stock, subject to certain exceptions, and in certain other circumstances described in the Issuer's amended and restated certificate of incorporation.

F5 · derivative.exercise_date: Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. Each share of Class B Common Stock held by the Reporting Person will convert automatically into one share of Class A Common Stock upon the sale or transfer of such share of Class B Common Stock, subject to certain exceptions, and in certain other circumstances described in the Issuer's amended and restated certificate of incorporation.

F5 · derivative.expiration_date: Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. Each share of Class B Common Stock held by the Reporting Person will convert automatically into one share of Class A Common Stock upon the sale or transfer of such share of Class B Common Stock, subject to certain exceptions, and in certain other circumstances described in the Issuer's amended and restated certificate of incorporation.

F2 · ownership.nature: Shares are held by MEP Associates V, L.P. Reporting Person is a Managing Member of Maveron General Partner V, LLC, the General Partner of MEP Associates V, L.P., and shares voting and investment power over such shares.

SEC source: 0001209191-21-063407 · doc4.xml · derivative · entry 15

LEVITAN DAN · CIK 0001202435 · Director · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 4,180,995

Underlying: Class A Common Stock · 4,141,475 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 share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. Each share of Class B Common Stock held by the Reporting Person will convert automatically into one share of Class A Common Stock upon the sale or transfer of such share of Class B Common Stock, subject to certain exceptions, and in certain other circumstances described in the Issuer's amended and restated certificate of incorporation.

F5 · derivative.exercise_date: Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. Each share of Class B Common Stock held by the Reporting Person will convert automatically into one share of Class A Common Stock upon the sale or transfer of such share of Class B Common Stock, subject to certain exceptions, and in certain other circumstances described in the Issuer's amended and restated certificate of incorporation.

F5 · derivative.expiration_date: Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. Each share of Class B Common Stock held by the Reporting Person will convert automatically into one share of Class A Common Stock upon the sale or transfer of such share of Class B Common Stock, subject to certain exceptions, and in certain other circumstances described in the Issuer's amended and restated certificate of incorporation.

F2 · ownership.nature: Shares are held by MEP Associates V, L.P. Reporting Person is a Managing Member of Maveron General Partner V, LLC, the General Partner of MEP Associates V, L.P., and shares voting and investment power over such shares.

SEC source: 0001209191-21-063407 · doc4.xml · derivative · entry 14

LEVITAN DAN · CIK 0001202435 · Director · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 0

Underlying: Class B Common Stock · 4,141,475 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 share of Preferred Stock automatically converted into one share of Class B Common Stock immediately prior to the closing of the Issuer's initial public offering.

F4 · derivative.exercise_date: Each share of Preferred Stock automatically converted into one share of Class B Common Stock immediately prior to the closing of the Issuer's initial public offering.

F4 · derivative.expiration_date: Each share of Preferred Stock automatically converted into one share of Class B Common Stock immediately prior to the closing of the Issuer's initial public offering.

F5 · derivative.underlying: Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. Each share of Class B Common Stock held by the Reporting Person will convert automatically into one share of Class A Common Stock upon the sale or transfer of such share of Class B Common Stock, subject to certain exceptions, and in certain other circumstances described in the Issuer's amended and restated certificate of incorporation.

F2 · ownership.nature: Shares are held by MEP Associates V, L.P. Reporting Person is a Managing Member of Maveron General Partner V, LLC, the General Partner of MEP Associates V, L.P., and shares voting and investment power over such shares.

SEC source: 0001209191-21-063407 · doc4.xml · derivative · entry 13

LEVITAN DAN · CIK 0001202435 · Director · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 39,520

Underlying: Class A Common Stock · 29,165 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 share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. Each share of Class B Common Stock held by the Reporting Person will convert automatically into one share of Class A Common Stock upon the sale or transfer of such share of Class B Common Stock, subject to certain exceptions, and in certain other circumstances described in the Issuer's amended and restated certificate of incorporation.

F5 · derivative.exercise_date: Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. Each share of Class B Common Stock held by the Reporting Person will convert automatically into one share of Class A Common Stock upon the sale or transfer of such share of Class B Common Stock, subject to certain exceptions, and in certain other circumstances described in the Issuer's amended and restated certificate of incorporation.

F5 · derivative.expiration_date: Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. Each share of Class B Common Stock held by the Reporting Person will convert automatically into one share of Class A Common Stock upon the sale or transfer of such share of Class B Common Stock, subject to certain exceptions, and in certain other circumstances described in the Issuer's amended and restated certificate of incorporation.

F2 · ownership.nature: Shares are held by MEP Associates V, L.P. Reporting Person is a Managing Member of Maveron General Partner V, LLC, the General Partner of MEP Associates V, L.P., and shares voting and investment power over such shares.

SEC source: 0001209191-21-063407 · doc4.xml · derivative · entry 12

LEVITAN DAN · CIK 0001202435 · Director · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 0

Underlying: Class B Common Stock · 29,165 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 share of Preferred Stock automatically converted into one share of Class B Common Stock immediately prior to the closing of the Issuer's initial public offering.

F4 · derivative.exercise_date: Each share of Preferred Stock automatically converted into one share of Class B Common Stock immediately prior to the closing of the Issuer's initial public offering.

F4 · derivative.expiration_date: Each share of Preferred Stock automatically converted into one share of Class B Common Stock immediately prior to the closing of the Issuer's initial public offering.

F5 · derivative.underlying: Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. Each share of Class B Common Stock held by the Reporting Person will convert automatically into one share of Class A Common Stock upon the sale or transfer of such share of Class B Common Stock, subject to certain exceptions, and in certain other circumstances described in the Issuer's amended and restated certificate of incorporation.

F2 · ownership.nature: Shares are held by MEP Associates V, L.P. Reporting Person is a Managing Member of Maveron General Partner V, LLC, the General Partner of MEP Associates V, L.P., and shares voting and investment power over such shares.

SEC source: 0001209191-21-063407 · doc4.xml · derivative · entry 11

LEVITAN DAN · CIK 0001202435 · Director · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 11,587,344

Underlying: Class A Common Stock · 1,439,281 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 share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. Each share of Class B Common Stock held by the Reporting Person will convert automatically into one share of Class A Common Stock upon the sale or transfer of such share of Class B Common Stock, subject to certain exceptions, and in certain other circumstances described in the Issuer's amended and restated certificate of incorporation.

F5 · derivative.exercise_date: Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. Each share of Class B Common Stock held by the Reporting Person will convert automatically into one share of Class A Common Stock upon the sale or transfer of such share of Class B Common Stock, subject to certain exceptions, and in certain other circumstances described in the Issuer's amended and restated certificate of incorporation.

F5 · derivative.expiration_date: Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. Each share of Class B Common Stock held by the Reporting Person will convert automatically into one share of Class A Common Stock upon the sale or transfer of such share of Class B Common Stock, subject to certain exceptions, and in certain other circumstances described in the Issuer's amended and restated certificate of incorporation.

F1 · ownership.nature: Shares are held by Maveron Equity Partners V, L.P. Reporting Person is a Managing Member of Maveron General Partner V, LLC, the General Partner of Maveron Equity Partners V, L.P., and shares voting and investment power over such shares.

SEC source: 0001209191-21-063407 · doc4.xml · derivative · entry 10

LEVITAN DAN · CIK 0001202435 · Director · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 13,026,625

Underlying: Class A Common Stock · 12,632,840 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 share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. Each share of Class B Common Stock held by the Reporting Person will convert automatically into one share of Class A Common Stock upon the sale or transfer of such share of Class B Common Stock, subject to certain exceptions, and in certain other circumstances described in the Issuer's amended and restated certificate of incorporation.

F5 · derivative.exercise_date: Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. Each share of Class B Common Stock held by the Reporting Person will convert automatically into one share of Class A Common Stock upon the sale or transfer of such share of Class B Common Stock, subject to certain exceptions, and in certain other circumstances described in the Issuer's amended and restated certificate of incorporation.

F5 · derivative.expiration_date: Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. Each share of Class B Common Stock held by the Reporting Person will convert automatically into one share of Class A Common Stock upon the sale or transfer of such share of Class B Common Stock, subject to certain exceptions, and in certain other circumstances described in the Issuer's amended and restated certificate of incorporation.

F1 · ownership.nature: Shares are held by Maveron Equity Partners V, L.P. Reporting Person is a Managing Member of Maveron General Partner V, LLC, the General Partner of Maveron Equity Partners V, L.P., and shares voting and investment power over such shares.

SEC source: 0001209191-21-063407 · doc4.xml · derivative · entry 9

LEVITAN DAN · CIK 0001202435 · Director · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 0

Underlying: Class B Common Stock · 12,632,840 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 share of Preferred Stock automatically converted into one share of Class B Common Stock immediately prior to the closing of the Issuer's initial public offering.

F4 · derivative.exercise_date: Each share of Preferred Stock automatically converted into one share of Class B Common Stock immediately prior to the closing of the Issuer's initial public offering.

F4 · derivative.expiration_date: Each share of Preferred Stock automatically converted into one share of Class B Common Stock immediately prior to the closing of the Issuer's initial public offering.

F5 · derivative.underlying: Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. Each share of Class B Common Stock held by the Reporting Person will convert automatically into one share of Class A Common Stock upon the sale or transfer of such share of Class B Common Stock, subject to certain exceptions, and in certain other circumstances described in the Issuer's amended and restated certificate of incorporation.

F1 · ownership.nature: Shares are held by Maveron Equity Partners V, L.P. Reporting Person is a Managing Member of Maveron General Partner V, LLC, the General Partner of Maveron Equity Partners V, L.P., and shares voting and investment power over such shares.

SEC source: 0001209191-21-063407 · doc4.xml · derivative · entry 8

LEVITAN DAN · CIK 0001202435 · Director · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 393,785

Underlying: Class A Common Stock · 290,625 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.

F5 · derivative.exercise_price: Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. Each share of Class B Common Stock held by the Reporting Person will convert automatically into one share of Class A Common Stock upon the sale or transfer of such share of Class B Common Stock, subject to certain exceptions, and in certain other circumstances described in the Issuer's amended and restated certificate of incorporation.

F5 · derivative.exercise_date: Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. Each share of Class B Common Stock held by the Reporting Person will convert automatically into one share of Class A Common Stock upon the sale or transfer of such share of Class B Common Stock, subject to certain exceptions, and in certain other circumstances described in the Issuer's amended and restated certificate of incorporation.

F5 · derivative.expiration_date: Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. Each share of Class B Common Stock held by the Reporting Person will convert automatically into one share of Class A Common Stock upon the sale or transfer of such share of Class B Common Stock, subject to certain exceptions, and in certain other circumstances described in the Issuer's amended and restated certificate of incorporation.

F1 · ownership.nature: Shares are held by Maveron Equity Partners V, L.P. Reporting Person is a Managing Member of Maveron General Partner V, LLC, the General Partner of Maveron Equity Partners V, L.P., and shares voting and investment power over such shares.

SEC source: 0001209191-21-063407 · doc4.xml · derivative · entry 7

LEVITAN DAN · CIK 0001202435 · Director · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 0

Underlying: Class B Common Stock · 290,625 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.

F4 · derivative.exercise_price: Each share of Preferred Stock automatically converted into one share of Class B Common Stock immediately prior to the closing of the Issuer's initial public offering.

F4 · derivative.exercise_date: Each share of Preferred Stock automatically converted into one share of Class B Common Stock immediately prior to the closing of the Issuer's initial public offering.

F4 · derivative.expiration_date: Each share of Preferred Stock automatically converted into one share of Class B Common Stock immediately prior to the closing of the Issuer's initial public offering.

F5 · derivative.underlying: Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. Each share of Class B Common Stock held by the Reporting Person will convert automatically into one share of Class A Common Stock upon the sale or transfer of such share of Class B Common Stock, subject to certain exceptions, and in certain other circumstances described in the Issuer's amended and restated certificate of incorporation.

F1 · ownership.nature: Shares are held by Maveron Equity Partners V, L.P. Reporting Person is a Managing Member of Maveron General Partner V, LLC, the General Partner of Maveron Equity Partners V, L.P., and shares voting and investment power over such shares.

SEC source: 0001209191-21-063407 · doc4.xml · nonDerivative · entry 6

LEVITAN DAN · CIK 0001202435 · Director · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 0

F3 · ownership.nature: Shares are held by Maveron V Entrepreneurs' Fund, L.P. Reporting Person is a Managing Member of Maveron General Partner V, LLC, the General Partner of Maveron V Entrepreneurs' Fund, L.P., and shares voting and investment power over such shares.