IOT

SEC source: 0000899243-21-049327 · doc4.xml · derivative · entry 6

Andreessen Marc L · CIK 0001160077 · Director · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · By Andreessen Horowitz Fund IV, L.P.

Disclosed balance after: 0

Underlying: Class B Common Stock · 3,951,276 shares

Expires not disclosed

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

F3 · derivative.exercise_price: Each share of Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock and Series F Preferred Stock automatically converted into a share of Class B Common Stock on a 1:1 basis immediately prior to the completion of the Issuer's initial public offering of Class A Common Stock, and had no expiration date. The Class B Common Stock is convertible at any time, at the holder's election, into Class A Common Stock on a 1:1 basis, and has no expiration date.

F3 · derivative.exercise_date: Each share of Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock and Series F Preferred Stock automatically converted into a share of Class B Common Stock on a 1:1 basis immediately prior to the completion of the Issuer's initial public offering of Class A Common Stock, and had no expiration date. The Class B Common Stock is convertible at any time, at the holder's election, into Class A Common Stock on a 1:1 basis, and has no expiration date.

F3 · derivative.expiration_date: Each share of Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock and Series F Preferred Stock automatically converted into a share of Class B Common Stock on a 1:1 basis immediately prior to the completion of the Issuer's initial public offering of Class A Common Stock, and had no expiration date. The Class B Common Stock is convertible at any time, at the holder's election, into Class A Common Stock on a 1:1 basis, and has no expiration date.

F4 · ownership.nature: These shares are held of record by Andreessen Horowitz Fund IV, L.P., for itself and as nominee for Andreessen Horowitz Fund IV-A, L.P., Andreessen Horowitz Fund IV-B, L.P., and Andreessen Horowitz Fund IV-Q, L.P. (collectively, the "AH Fund IV Entities"). AH Equity Partners IV, L.L.C. ("AH EP IV"), the general partner of the AH Fund IV Entities, may be deemed to have sole voting and dispositive power over the shares held by the AH Fund IV Entities. The Reporting Person and Benjamin Horowitz are the managing members of AH EP IV and may be deemed to have shared voting and dispositive power over the shares held by the AH Fund IV Entities. The Reporting Person disclaims the existence of a "group" and disclaims beneficial ownership of the securities held by the AH Fund IV Entities and this report shall not be deemed an admission that the Reporting Person is the beneficial owner of such securities, except to the extent of his pecuniary interest therein, if any.

SEC source: 0000899243-21-049327 · doc4.xml · derivative · entry 5

Andreessen Marc L · CIK 0001160077 · Director · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · By Andreessen Horowitz Fund IV, L.P.

Disclosed balance after: 49,752,108

Underlying: Class A Common Stock · 9,259,278 shares

Expires not disclosed

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

F3 · derivative.exercise_price: Each share of Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock and Series F Preferred Stock automatically converted into a share of Class B Common Stock on a 1:1 basis immediately prior to the completion of the Issuer's initial public offering of Class A Common Stock, and had no expiration date. The Class B Common Stock is convertible at any time, at the holder's election, into Class A Common Stock on a 1:1 basis, and has no expiration date.

F3 · derivative.exercise_date: Each share of Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock and Series F Preferred Stock automatically converted into a share of Class B Common Stock on a 1:1 basis immediately prior to the completion of the Issuer's initial public offering of Class A Common Stock, and had no expiration date. The Class B Common Stock is convertible at any time, at the holder's election, into Class A Common Stock on a 1:1 basis, and has no expiration date.

F3 · derivative.expiration_date: Each share of Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock and Series F Preferred Stock automatically converted into a share of Class B Common Stock on a 1:1 basis immediately prior to the completion of the Issuer's initial public offering of Class A Common Stock, and had no expiration date. The Class B Common Stock is convertible at any time, at the holder's election, into Class A Common Stock on a 1:1 basis, and has no expiration date.

F4 · ownership.nature: These shares are held of record by Andreessen Horowitz Fund IV, L.P., for itself and as nominee for Andreessen Horowitz Fund IV-A, L.P., Andreessen Horowitz Fund IV-B, L.P., and Andreessen Horowitz Fund IV-Q, L.P. (collectively, the "AH Fund IV Entities"). AH Equity Partners IV, L.L.C. ("AH EP IV"), the general partner of the AH Fund IV Entities, may be deemed to have sole voting and dispositive power over the shares held by the AH Fund IV Entities. The Reporting Person and Benjamin Horowitz are the managing members of AH EP IV and may be deemed to have shared voting and dispositive power over the shares held by the AH Fund IV Entities. The Reporting Person disclaims the existence of a "group" and disclaims beneficial ownership of the securities held by the AH Fund IV Entities and this report shall not be deemed an admission that the Reporting Person is the beneficial owner of such securities, except to the extent of his pecuniary interest therein, if any.

SEC source: 0000899243-21-049327 · doc4.xml · derivative · entry 4

Andreessen Marc L · CIK 0001160077 · Director · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · By Andreessen Horowitz Fund IV, L.P.

Disclosed balance after: 0

Underlying: Class B Common Stock · 9,259,278 shares

Expires not disclosed

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

F3 · derivative.exercise_price: Each share of Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock and Series F Preferred Stock automatically converted into a share of Class B Common Stock on a 1:1 basis immediately prior to the completion of the Issuer's initial public offering of Class A Common Stock, and had no expiration date. The Class B Common Stock is convertible at any time, at the holder's election, into Class A Common Stock on a 1:1 basis, and has no expiration date.

F3 · derivative.exercise_date: Each share of Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock and Series F Preferred Stock automatically converted into a share of Class B Common Stock on a 1:1 basis immediately prior to the completion of the Issuer's initial public offering of Class A Common Stock, and had no expiration date. The Class B Common Stock is convertible at any time, at the holder's election, into Class A Common Stock on a 1:1 basis, and has no expiration date.

F3 · derivative.expiration_date: Each share of Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock and Series F Preferred Stock automatically converted into a share of Class B Common Stock on a 1:1 basis immediately prior to the completion of the Issuer's initial public offering of Class A Common Stock, and had no expiration date. The Class B Common Stock is convertible at any time, at the holder's election, into Class A Common Stock on a 1:1 basis, and has no expiration date.

F4 · ownership.nature: These shares are held of record by Andreessen Horowitz Fund IV, L.P., for itself and as nominee for Andreessen Horowitz Fund IV-A, L.P., Andreessen Horowitz Fund IV-B, L.P., and Andreessen Horowitz Fund IV-Q, L.P. (collectively, the "AH Fund IV Entities"). AH Equity Partners IV, L.L.C. ("AH EP IV"), the general partner of the AH Fund IV Entities, may be deemed to have sole voting and dispositive power over the shares held by the AH Fund IV Entities. The Reporting Person and Benjamin Horowitz are the managing members of AH EP IV and may be deemed to have shared voting and dispositive power over the shares held by the AH Fund IV Entities. The Reporting Person disclaims the existence of a "group" and disclaims beneficial ownership of the securities held by the AH Fund IV Entities and this report shall not be deemed an admission that the Reporting Person is the beneficial owner of such securities, except to the extent of his pecuniary interest therein, if any.

SEC source: 0000899243-21-049327 · doc4.xml · derivative · entry 3

Andreessen Marc L · CIK 0001160077 · Director · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · By Andreessen Horowitz Fund IV, L.P.

Disclosed balance after: 40,492,830

Underlying: Class A Common Stock · 40,492,830 shares

Expires not disclosed

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

F3 · derivative.exercise_price: Each share of Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock and Series F Preferred Stock automatically converted into a share of Class B Common Stock on a 1:1 basis immediately prior to the completion of the Issuer's initial public offering of Class A Common Stock, and had no expiration date. The Class B Common Stock is convertible at any time, at the holder's election, into Class A Common Stock on a 1:1 basis, and has no expiration date.

F3 · derivative.exercise_date: Each share of Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock and Series F Preferred Stock automatically converted into a share of Class B Common Stock on a 1:1 basis immediately prior to the completion of the Issuer's initial public offering of Class A Common Stock, and had no expiration date. The Class B Common Stock is convertible at any time, at the holder's election, into Class A Common Stock on a 1:1 basis, and has no expiration date.

F3 · derivative.expiration_date: Each share of Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock and Series F Preferred Stock automatically converted into a share of Class B Common Stock on a 1:1 basis immediately prior to the completion of the Issuer's initial public offering of Class A Common Stock, and had no expiration date. The Class B Common Stock is convertible at any time, at the holder's election, into Class A Common Stock on a 1:1 basis, and has no expiration date.

F4 · ownership.nature: These shares are held of record by Andreessen Horowitz Fund IV, L.P., for itself and as nominee for Andreessen Horowitz Fund IV-A, L.P., Andreessen Horowitz Fund IV-B, L.P., and Andreessen Horowitz Fund IV-Q, L.P. (collectively, the "AH Fund IV Entities"). AH Equity Partners IV, L.L.C. ("AH EP IV"), the general partner of the AH Fund IV Entities, may be deemed to have sole voting and dispositive power over the shares held by the AH Fund IV Entities. The Reporting Person and Benjamin Horowitz are the managing members of AH EP IV and may be deemed to have shared voting and dispositive power over the shares held by the AH Fund IV Entities. The Reporting Person disclaims the existence of a "group" and disclaims beneficial ownership of the securities held by the AH Fund IV Entities and this report shall not be deemed an admission that the Reporting Person is the beneficial owner of such securities, except to the extent of his pecuniary interest therein, if any.

SEC source: 0000899243-21-049327 · doc4.xml · derivative · entry 2

Andreessen Marc L · CIK 0001160077 · Director · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · By Andreessen Horowitz Fund IV, L.P.

Disclosed balance after: 0

Underlying: Class B Common Stock · 40,492,830 shares

Expires not disclosed

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

F3 · derivative.exercise_price: Each share of Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock and Series F Preferred Stock automatically converted into a share of Class B Common Stock on a 1:1 basis immediately prior to the completion of the Issuer's initial public offering of Class A Common Stock, and had no expiration date. The Class B Common Stock is convertible at any time, at the holder's election, into Class A Common Stock on a 1:1 basis, and has no expiration date.

F3 · derivative.exercise_date: Each share of Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock and Series F Preferred Stock automatically converted into a share of Class B Common Stock on a 1:1 basis immediately prior to the completion of the Issuer's initial public offering of Class A Common Stock, and had no expiration date. The Class B Common Stock is convertible at any time, at the holder's election, into Class A Common Stock on a 1:1 basis, and has no expiration date.

F3 · derivative.expiration_date: Each share of Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock and Series F Preferred Stock automatically converted into a share of Class B Common Stock on a 1:1 basis immediately prior to the completion of the Issuer's initial public offering of Class A Common Stock, and had no expiration date. The Class B Common Stock is convertible at any time, at the holder's election, into Class A Common Stock on a 1:1 basis, and has no expiration date.

F4 · ownership.nature: These shares are held of record by Andreessen Horowitz Fund IV, L.P., for itself and as nominee for Andreessen Horowitz Fund IV-A, L.P., Andreessen Horowitz Fund IV-B, L.P., and Andreessen Horowitz Fund IV-Q, L.P. (collectively, the "AH Fund IV Entities"). AH Equity Partners IV, L.L.C. ("AH EP IV"), the general partner of the AH Fund IV Entities, may be deemed to have sole voting and dispositive power over the shares held by the AH Fund IV Entities. The Reporting Person and Benjamin Horowitz are the managing members of AH EP IV and may be deemed to have shared voting and dispositive power over the shares held by the AH Fund IV Entities. The Reporting Person disclaims the existence of a "group" and disclaims beneficial ownership of the securities held by the AH Fund IV Entities and this report shall not be deemed an admission that the Reporting Person is the beneficial owner of such securities, except to the extent of his pecuniary interest therein, if any.

SEC source: 0000899243-21-049327 · doc4.xml · nonDerivative · entry 1

Andreessen Marc L · CIK 0001160077 · Director · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · By Andreessen Horowitz LSV Fund III, L.P.

Disclosed balance after: 3,995,652

F1 · ownership.nature: In connection with the Issuer's initial public offering of Class A Common Stock, Andreessen Horowitz LSV Fund III, L.P. ("AH LSV Fund III"), for itself and as nominee for Andreessen Horowitz LSV Fund III-B, L.P. ("AH LSV Fund III-B") and AH 2022 Annual Fund, L.P. ("AH 2022 Annual" and together with AH LSV Fund III and AH LSV Fund III-B, the "AH LSV Fund III Entities"), purchased these shares of Class A Common Stock from the underwriters at the initial public offering price. AH Equity Partners LSV III, L.L.C. ("AH EP LSV III"), the general partner of AH LSV Fund III and AH LSV Fund III-B, may be deemed to have sole voting and dispositive power over the shares held by AH LSV Fund III and AH LSV Fund III-B. AH Equity Partners 2022 Annual Fund, L.L.C. ("AH EP 2022 Annual"), the general partner of AH 2022 Annual, may be deemed to have sole voting and dispositive power over the shares held by AH 2022 Annual.

F2 · ownership.nature: (Continued from Footnote 1) The Reporting Person and Benjamin Horowitz are the managing members of AH EP LSV III and AH EP 2022 Annual and may be deemed to have shared voting and dispositive power over the shares held by the AH LSV Fund III Entities. The Reporting Person disclaims the existence of a "group" and disclaims beneficial ownership of the securities held by the AH LSV Fund III Entities and this report shall not be deemed an admission that the Reporting Person is the beneficial owner of such securities, except to the extent of his pecuniary interest therein, if any.

SEC source: 0000899243-21-049321 · doc4.xml · derivative · entry 15

Andreessen Horowitz Fund IV, L.P. · CIK 0001603198 · 10% owner

Andreessen Horowitz Fund IV-A, L.P. · CIK 0001604853 · 10% owner

Andreessen Horowitz Fund IV-B, L.P. · CIK 0001604855 · 10% owner

Andreessen Horowitz Fund IV-Q, L.P. · CIK 0001604857 · 10% owner

Andreessen Horowitz LSV Fund I, L.P. · CIK 0001772284 · 10% owner

Andreessen Horowitz LSV Fund I-B, L.P. · CIK 0001772420 · 10% owner

Andreessen Horowitz LSV Fund I-Q, L.P. · CIK 0001772407 · 10% owner

AH Equity Partners LSV I, L.L.C. · CIK 0001772287 · 10% owner

AH Equity Partners IV, L.L.C. · CIK 0001603403 · 10% owner

HOROWITZ BENJAMIN A · CIK 0001166586 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · By Andreessen Horowitz LSV Fund I, L.P.

Disclosed balance after: 13,561,282

Underlying: Class A Common Stock · 13,561,282 shares

Expires not disclosed

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

F3 · derivative.exercise_price: Each share of Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock and Series F Preferred Stock automatically converted into a share of Class B Common Stock on a 1:1 basis immediately prior to the completion of the Issuer's initial public offering of Class A Common Stock, and had no expiration date. The Class B Common Stock is convertible at any time, at the holder's election, into Class A Common Stock on a 1:1 basis, and has no expiration date.

F3 · derivative.exercise_date: Each share of Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock and Series F Preferred Stock automatically converted into a share of Class B Common Stock on a 1:1 basis immediately prior to the completion of the Issuer's initial public offering of Class A Common Stock, and had no expiration date. The Class B Common Stock is convertible at any time, at the holder's election, into Class A Common Stock on a 1:1 basis, and has no expiration date.

F3 · derivative.expiration_date: Each share of Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock and Series F Preferred Stock automatically converted into a share of Class B Common Stock on a 1:1 basis immediately prior to the completion of the Issuer's initial public offering of Class A Common Stock, and had no expiration date. The Class B Common Stock is convertible at any time, at the holder's election, into Class A Common Stock on a 1:1 basis, and has no expiration date.

F9 · ownership.nature: These securities are held of record by Andreessen Horowitz LSV Fund I, L.P., for itself and as nominee for Andreessen Horowitz LSV Fund I-B, L.P. and Andreessen Horowitz LSV Fund I-Q, L.P. (collectively, the "AH LSV Fund I Entities"). AH Equity Partners LSV I, L.L.C. ("AH EP LSV I"), the general partner of the AH LSV Fund I Entities, may be deemed to have sole voting and dispositive power over the securities held by the AH LSV Fund I Entities. Marc Andreessen and Benjamin Horowitz are the managing members of AH EP LSV I and may be deemed to have shared voting and dispositive power over the securities held by the AH LSV Fund I Entities. Each of the Reporting Persons disclaims the existence of a "group" and disclaims beneficial ownership of the securities held by the AH LSV Fund I Entities and this report shall not be deemed an admission that any such person is the beneficial owner of such securities, except to the extent of such person's pecuniary interest therein, if any.

SEC source: 0000899243-21-049321 · doc4.xml · derivative · entry 14

Andreessen Horowitz Fund IV, L.P. · CIK 0001603198 · 10% owner

Andreessen Horowitz Fund IV-A, L.P. · CIK 0001604853 · 10% owner

Andreessen Horowitz Fund IV-B, L.P. · CIK 0001604855 · 10% owner

Andreessen Horowitz Fund IV-Q, L.P. · CIK 0001604857 · 10% owner

Andreessen Horowitz LSV Fund I, L.P. · CIK 0001772284 · 10% owner

Andreessen Horowitz LSV Fund I-B, L.P. · CIK 0001772420 · 10% owner

Andreessen Horowitz LSV Fund I-Q, L.P. · CIK 0001772407 · 10% owner

AH Equity Partners LSV I, L.L.C. · CIK 0001772287 · 10% owner

AH Equity Partners IV, L.L.C. · CIK 0001603403 · 10% owner

HOROWITZ BENJAMIN A · CIK 0001166586 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · By Andreessen Horowitz LSV Fund I, L.P.

Disclosed balance after: 0

Underlying: Class B Common Stock · 13,561,282 shares

Expires not disclosed

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

F3 · derivative.exercise_price: Each share of Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock and Series F Preferred Stock automatically converted into a share of Class B Common Stock on a 1:1 basis immediately prior to the completion of the Issuer's initial public offering of Class A Common Stock, and had no expiration date. The Class B Common Stock is convertible at any time, at the holder's election, into Class A Common Stock on a 1:1 basis, and has no expiration date.

F3 · derivative.exercise_date: Each share of Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock and Series F Preferred Stock automatically converted into a share of Class B Common Stock on a 1:1 basis immediately prior to the completion of the Issuer's initial public offering of Class A Common Stock, and had no expiration date. The Class B Common Stock is convertible at any time, at the holder's election, into Class A Common Stock on a 1:1 basis, and has no expiration date.

F3 · derivative.expiration_date: Each share of Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock and Series F Preferred Stock automatically converted into a share of Class B Common Stock on a 1:1 basis immediately prior to the completion of the Issuer's initial public offering of Class A Common Stock, and had no expiration date. The Class B Common Stock is convertible at any time, at the holder's election, into Class A Common Stock on a 1:1 basis, and has no expiration date.

F9 · ownership.nature: These securities are held of record by Andreessen Horowitz LSV Fund I, L.P., for itself and as nominee for Andreessen Horowitz LSV Fund I-B, L.P. and Andreessen Horowitz LSV Fund I-Q, L.P. (collectively, the "AH LSV Fund I Entities"). AH Equity Partners LSV I, L.L.C. ("AH EP LSV I"), the general partner of the AH LSV Fund I Entities, may be deemed to have sole voting and dispositive power over the securities held by the AH LSV Fund I Entities. Marc Andreessen and Benjamin Horowitz are the managing members of AH EP LSV I and may be deemed to have shared voting and dispositive power over the securities held by the AH LSV Fund I Entities. Each of the Reporting Persons disclaims the existence of a "group" and disclaims beneficial ownership of the securities held by the AH LSV Fund I Entities and this report shall not be deemed an admission that any such person is the beneficial owner of such securities, except to the extent of such person's pecuniary interest therein, if any.

SEC source: 0000899243-21-049321 · doc4.xml · derivative · entry 13

Andreessen Horowitz Fund IV, L.P. · CIK 0001603198 · 10% owner

Andreessen Horowitz Fund IV-A, L.P. · CIK 0001604853 · 10% owner

Andreessen Horowitz Fund IV-B, L.P. · CIK 0001604855 · 10% owner

Andreessen Horowitz Fund IV-Q, L.P. · CIK 0001604857 · 10% owner

Andreessen Horowitz LSV Fund I, L.P. · CIK 0001772284 · 10% owner

Andreessen Horowitz LSV Fund I-B, L.P. · CIK 0001772420 · 10% owner

Andreessen Horowitz LSV Fund I-Q, L.P. · CIK 0001772407 · 10% owner

AH Equity Partners LSV I, L.L.C. · CIK 0001772287 · 10% owner

AH Equity Partners IV, L.L.C. · CIK 0001603403 · 10% owner

HOROWITZ BENJAMIN A · CIK 0001166586 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · By AH Parallel Fund V, L.P.

Disclosed balance after: 5,633,880

Underlying: Class A Common Stock · 5,633,880 shares

Expires not disclosed

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

F3 · derivative.exercise_price: Each share of Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock and Series F Preferred Stock automatically converted into a share of Class B Common Stock on a 1:1 basis immediately prior to the completion of the Issuer's initial public offering of Class A Common Stock, and had no expiration date. The Class B Common Stock is convertible at any time, at the holder's election, into Class A Common Stock on a 1:1 basis, and has no expiration date.

F3 · derivative.exercise_date: Each share of Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock and Series F Preferred Stock automatically converted into a share of Class B Common Stock on a 1:1 basis immediately prior to the completion of the Issuer's initial public offering of Class A Common Stock, and had no expiration date. The Class B Common Stock is convertible at any time, at the holder's election, into Class A Common Stock on a 1:1 basis, and has no expiration date.

F3 · derivative.expiration_date: Each share of Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock and Series F Preferred Stock automatically converted into a share of Class B Common Stock on a 1:1 basis immediately prior to the completion of the Issuer's initial public offering of Class A Common Stock, and had no expiration date. The Class B Common Stock is convertible at any time, at the holder's election, into Class A Common Stock on a 1:1 basis, and has no expiration date.

F7 · ownership.nature: These securities are held of record by AH Parallel Fund V, L.P., for itself and as nominee for AH Parallel Fund V-A, L.P., AH Parallel Fund V-B, L.P., and AH Parallel Fund V-Q, L.P. (collectively, the "AH Parallel Fund V Entities"). AH Equity Partners V (Parallel), L.L.C. ("AH EP V Parallel"), the general partner of the AH Parallel Fund V Entities, may be deemed to have sole voting and dispositive power over the securities held by the AH Parallel Fund V Entities.

F8 · ownership.nature: (Continued from Footnote 7) Marc Andreessen and Benjamin Horowitz are the managing members of AH EP V Parallel and may be deemed to have shared voting and dispositive power over the securities held by the AH Parallel Fund V Entities. Each of the Reporting Persons disclaims the existence of a "group" and disclaims beneficial ownership of the securities held by the AH Parallel Fund V Entities and this report shall not be deemed an admission that any such person is the beneficial owner of such securities, except to the extent of such person's pecuniary interest therein, if any.

SEC source: 0000899243-21-049321 · doc4.xml · derivative · entry 12

Andreessen Horowitz Fund IV, L.P. · CIK 0001603198 · 10% owner

Andreessen Horowitz Fund IV-A, L.P. · CIK 0001604853 · 10% owner

Andreessen Horowitz Fund IV-B, L.P. · CIK 0001604855 · 10% owner

Andreessen Horowitz Fund IV-Q, L.P. · CIK 0001604857 · 10% owner

Andreessen Horowitz LSV Fund I, L.P. · CIK 0001772284 · 10% owner

Andreessen Horowitz LSV Fund I-B, L.P. · CIK 0001772420 · 10% owner

Andreessen Horowitz LSV Fund I-Q, L.P. · CIK 0001772407 · 10% owner

AH Equity Partners LSV I, L.L.C. · CIK 0001772287 · 10% owner

AH Equity Partners IV, L.L.C. · CIK 0001603403 · 10% owner

HOROWITZ BENJAMIN A · CIK 0001166586 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · By AH Parallel Fund V, L.P.

Disclosed balance after: 0

Underlying: Class B Common Stock · 5,633,880 shares

Expires not disclosed

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

F3 · derivative.exercise_price: Each share of Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock and Series F Preferred Stock automatically converted into a share of Class B Common Stock on a 1:1 basis immediately prior to the completion of the Issuer's initial public offering of Class A Common Stock, and had no expiration date. The Class B Common Stock is convertible at any time, at the holder's election, into Class A Common Stock on a 1:1 basis, and has no expiration date.

F3 · derivative.exercise_date: Each share of Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock and Series F Preferred Stock automatically converted into a share of Class B Common Stock on a 1:1 basis immediately prior to the completion of the Issuer's initial public offering of Class A Common Stock, and had no expiration date. The Class B Common Stock is convertible at any time, at the holder's election, into Class A Common Stock on a 1:1 basis, and has no expiration date.

F3 · derivative.expiration_date: Each share of Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock and Series F Preferred Stock automatically converted into a share of Class B Common Stock on a 1:1 basis immediately prior to the completion of the Issuer's initial public offering of Class A Common Stock, and had no expiration date. The Class B Common Stock is convertible at any time, at the holder's election, into Class A Common Stock on a 1:1 basis, and has no expiration date.

F7 · ownership.nature: These securities are held of record by AH Parallel Fund V, L.P., for itself and as nominee for AH Parallel Fund V-A, L.P., AH Parallel Fund V-B, L.P., and AH Parallel Fund V-Q, L.P. (collectively, the "AH Parallel Fund V Entities"). AH Equity Partners V (Parallel), L.L.C. ("AH EP V Parallel"), the general partner of the AH Parallel Fund V Entities, may be deemed to have sole voting and dispositive power over the securities held by the AH Parallel Fund V Entities.

F8 · ownership.nature: (Continued from Footnote 7) Marc Andreessen and Benjamin Horowitz are the managing members of AH EP V Parallel and may be deemed to have shared voting and dispositive power over the securities held by the AH Parallel Fund V Entities. Each of the Reporting Persons disclaims the existence of a "group" and disclaims beneficial ownership of the securities held by the AH Parallel Fund V Entities and this report shall not be deemed an admission that any such person is the beneficial owner of such securities, except to the extent of such person's pecuniary interest therein, if any.

SEC source: 0000899243-21-049321 · doc4.xml · derivative · entry 11

Andreessen Horowitz Fund IV, L.P. · CIK 0001603198 · 10% owner

Andreessen Horowitz Fund IV-A, L.P. · CIK 0001604853 · 10% owner

Andreessen Horowitz Fund IV-B, L.P. · CIK 0001604855 · 10% owner

Andreessen Horowitz Fund IV-Q, L.P. · CIK 0001604857 · 10% owner

Andreessen Horowitz LSV Fund I, L.P. · CIK 0001772284 · 10% owner

Andreessen Horowitz LSV Fund I-B, L.P. · CIK 0001772420 · 10% owner

Andreessen Horowitz LSV Fund I-Q, L.P. · CIK 0001772407 · 10% owner

AH Equity Partners LSV I, L.L.C. · CIK 0001772287 · 10% owner

AH Equity Partners IV, L.L.C. · CIK 0001603403 · 10% owner

HOROWITZ BENJAMIN A · CIK 0001166586 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · By AH Parallel Fund IV, L.P.

Disclosed balance after: 4,974,501

Underlying: Class A Common Stock · 4,974,501 shares

Expires not disclosed

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

F3 · derivative.exercise_price: Each share of Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock and Series F Preferred Stock automatically converted into a share of Class B Common Stock on a 1:1 basis immediately prior to the completion of the Issuer's initial public offering of Class A Common Stock, and had no expiration date. The Class B Common Stock is convertible at any time, at the holder's election, into Class A Common Stock on a 1:1 basis, and has no expiration date.

F3 · derivative.exercise_date: Each share of Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock and Series F Preferred Stock automatically converted into a share of Class B Common Stock on a 1:1 basis immediately prior to the completion of the Issuer's initial public offering of Class A Common Stock, and had no expiration date. The Class B Common Stock is convertible at any time, at the holder's election, into Class A Common Stock on a 1:1 basis, and has no expiration date.

F3 · derivative.expiration_date: Each share of Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock and Series F Preferred Stock automatically converted into a share of Class B Common Stock on a 1:1 basis immediately prior to the completion of the Issuer's initial public offering of Class A Common Stock, and had no expiration date. The Class B Common Stock is convertible at any time, at the holder's election, into Class A Common Stock on a 1:1 basis, and has no expiration date.

F5 · ownership.nature: These securities are held of record by AH Parallel Fund IV, L.P., for itself and as nominee for AH Parallel Fund IV-A, L.P., AH Parallel Fund IV-B, L.P., and AH Parallel Fund IV-Q, L.P. (collectively, the "AH Parallel Fund IV Entities"). AH Equity Partners IV (Parallel), L.L.C. ("AH EP IV Parallel"), the general partner of the AH Parallel Fund IV Entities, may be deemed to have sole voting and dispositive power over the securities held by the AH Parallel Fund IV Entities.

F6 · ownership.nature: (Continued from Footnote 5) Marc Andreessen and Benjamin Horowitz are the managing members of AH EP IV Parallel and may be deemed to have shared voting and dispositive power over the securities held by the AH Parallel Fund IV Entities. Each of the Reporting Persons disclaims the existence of a "group" and disclaims beneficial ownership of the securities held by the AH Parallel Fund IV Entities and this report shall not be deemed an admission that any such person is the beneficial owner of such securities, except to the extent of such person's pecuniary interest therein, if any.

SEC source: 0000899243-21-049321 · doc4.xml · derivative · entry 10

Andreessen Horowitz Fund IV, L.P. · CIK 0001603198 · 10% owner

Andreessen Horowitz Fund IV-A, L.P. · CIK 0001604853 · 10% owner

Andreessen Horowitz Fund IV-B, L.P. · CIK 0001604855 · 10% owner

Andreessen Horowitz Fund IV-Q, L.P. · CIK 0001604857 · 10% owner

Andreessen Horowitz LSV Fund I, L.P. · CIK 0001772284 · 10% owner

Andreessen Horowitz LSV Fund I-B, L.P. · CIK 0001772420 · 10% owner

Andreessen Horowitz LSV Fund I-Q, L.P. · CIK 0001772407 · 10% owner

AH Equity Partners LSV I, L.L.C. · CIK 0001772287 · 10% owner

AH Equity Partners IV, L.L.C. · CIK 0001603403 · 10% owner

HOROWITZ BENJAMIN A · CIK 0001166586 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · By AH Parallel Fund IV, L.P.

Disclosed balance after: 0

Underlying: Class B Common Stock · 4,974,501 shares

Expires not disclosed

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

F3 · derivative.exercise_price: Each share of Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock and Series F Preferred Stock automatically converted into a share of Class B Common Stock on a 1:1 basis immediately prior to the completion of the Issuer's initial public offering of Class A Common Stock, and had no expiration date. The Class B Common Stock is convertible at any time, at the holder's election, into Class A Common Stock on a 1:1 basis, and has no expiration date.

F3 · derivative.exercise_date: Each share of Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock and Series F Preferred Stock automatically converted into a share of Class B Common Stock on a 1:1 basis immediately prior to the completion of the Issuer's initial public offering of Class A Common Stock, and had no expiration date. The Class B Common Stock is convertible at any time, at the holder's election, into Class A Common Stock on a 1:1 basis, and has no expiration date.

F3 · derivative.expiration_date: Each share of Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock and Series F Preferred Stock automatically converted into a share of Class B Common Stock on a 1:1 basis immediately prior to the completion of the Issuer's initial public offering of Class A Common Stock, and had no expiration date. The Class B Common Stock is convertible at any time, at the holder's election, into Class A Common Stock on a 1:1 basis, and has no expiration date.

F5 · ownership.nature: These securities are held of record by AH Parallel Fund IV, L.P., for itself and as nominee for AH Parallel Fund IV-A, L.P., AH Parallel Fund IV-B, L.P., and AH Parallel Fund IV-Q, L.P. (collectively, the "AH Parallel Fund IV Entities"). AH Equity Partners IV (Parallel), L.L.C. ("AH EP IV Parallel"), the general partner of the AH Parallel Fund IV Entities, may be deemed to have sole voting and dispositive power over the securities held by the AH Parallel Fund IV Entities.

F6 · ownership.nature: (Continued from Footnote 5) Marc Andreessen and Benjamin Horowitz are the managing members of AH EP IV Parallel and may be deemed to have shared voting and dispositive power over the securities held by the AH Parallel Fund IV Entities. Each of the Reporting Persons disclaims the existence of a "group" and disclaims beneficial ownership of the securities held by the AH Parallel Fund IV Entities and this report shall not be deemed an admission that any such person is the beneficial owner of such securities, except to the extent of such person's pecuniary interest therein, if any.

SEC source: 0000899243-21-049321 · doc4.xml · derivative · entry 9

Andreessen Horowitz Fund IV, L.P. · CIK 0001603198 · 10% owner

Andreessen Horowitz Fund IV-A, L.P. · CIK 0001604853 · 10% owner

Andreessen Horowitz Fund IV-B, L.P. · CIK 0001604855 · 10% owner

Andreessen Horowitz Fund IV-Q, L.P. · CIK 0001604857 · 10% owner

Andreessen Horowitz LSV Fund I, L.P. · CIK 0001772284 · 10% owner

Andreessen Horowitz LSV Fund I-B, L.P. · CIK 0001772420 · 10% owner

Andreessen Horowitz LSV Fund I-Q, L.P. · CIK 0001772407 · 10% owner

AH Equity Partners LSV I, L.L.C. · CIK 0001772287 · 10% owner

AH Equity Partners IV, L.L.C. · CIK 0001603403 · 10% owner

HOROWITZ BENJAMIN A · CIK 0001166586 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · By Andreessen Horowitz Fund IV, L.P.

Disclosed balance after: 58,016,602

Underlying: Class A Common Stock · 4,313,218 shares

Expires not disclosed

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

F3 · derivative.exercise_price: Each share of Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock and Series F Preferred Stock automatically converted into a share of Class B Common Stock on a 1:1 basis immediately prior to the completion of the Issuer's initial public offering of Class A Common Stock, and had no expiration date. The Class B Common Stock is convertible at any time, at the holder's election, into Class A Common Stock on a 1:1 basis, and has no expiration date.

F3 · derivative.exercise_date: Each share of Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock and Series F Preferred Stock automatically converted into a share of Class B Common Stock on a 1:1 basis immediately prior to the completion of the Issuer's initial public offering of Class A Common Stock, and had no expiration date. The Class B Common Stock is convertible at any time, at the holder's election, into Class A Common Stock on a 1:1 basis, and has no expiration date.

F3 · derivative.expiration_date: Each share of Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock and Series F Preferred Stock automatically converted into a share of Class B Common Stock on a 1:1 basis immediately prior to the completion of the Issuer's initial public offering of Class A Common Stock, and had no expiration date. The Class B Common Stock is convertible at any time, at the holder's election, into Class A Common Stock on a 1:1 basis, and has no expiration date.

F4 · ownership.nature: These securities are held of record by Andreessen Horowitz Fund IV, L.P., for itself and as nominee for Andreessen Horowitz Fund IV-A, L.P., Andreessen Horowitz Fund IV-B, L.P., and Andreessen Horowitz Fund IV-Q, L.P. (collectively, the "AH Fund IV Entities"). AH Equity Partners IV, L.L.C. ("AH EP IV"), the general partner of the AH Fund IV Entities, may be deemed to have sole voting and dispositive power over the securities held by the AH Fund IV Entities. Marc Andreessen and Benjamin Horowitz are the managing members of AH EP IV and may be deemed to have shared voting and dispositive power over the securities held by the AH Fund IV Entities. Each of the Reporting Persons disclaims the existence of a "group" and disclaims beneficial ownership of the securities held by the AH Fund IV Entities and this report shall not be deemed an admission that any such person is the beneficial owner of such securities, except to the extent of such person's pecuniary interest therein, if any.

SEC source: 0000899243-21-049321 · doc4.xml · derivative · entry 8

Andreessen Horowitz Fund IV, L.P. · CIK 0001603198 · 10% owner

Andreessen Horowitz Fund IV-A, L.P. · CIK 0001604853 · 10% owner

Andreessen Horowitz Fund IV-B, L.P. · CIK 0001604855 · 10% owner

Andreessen Horowitz Fund IV-Q, L.P. · CIK 0001604857 · 10% owner

Andreessen Horowitz LSV Fund I, L.P. · CIK 0001772284 · 10% owner

Andreessen Horowitz LSV Fund I-B, L.P. · CIK 0001772420 · 10% owner

Andreessen Horowitz LSV Fund I-Q, L.P. · CIK 0001772407 · 10% owner

AH Equity Partners LSV I, L.L.C. · CIK 0001772287 · 10% owner

AH Equity Partners IV, L.L.C. · CIK 0001603403 · 10% owner

HOROWITZ BENJAMIN A · CIK 0001166586 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · By Andreessen Horowitz Fund IV, L.P.

Disclosed balance after: 0

Underlying: Class B Common Stock · 4,313,218 shares

Expires not disclosed

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

F3 · derivative.exercise_price: Each share of Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock and Series F Preferred Stock automatically converted into a share of Class B Common Stock on a 1:1 basis immediately prior to the completion of the Issuer's initial public offering of Class A Common Stock, and had no expiration date. The Class B Common Stock is convertible at any time, at the holder's election, into Class A Common Stock on a 1:1 basis, and has no expiration date.

F3 · derivative.exercise_date: Each share of Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock and Series F Preferred Stock automatically converted into a share of Class B Common Stock on a 1:1 basis immediately prior to the completion of the Issuer's initial public offering of Class A Common Stock, and had no expiration date. The Class B Common Stock is convertible at any time, at the holder's election, into Class A Common Stock on a 1:1 basis, and has no expiration date.

F3 · derivative.expiration_date: Each share of Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock and Series F Preferred Stock automatically converted into a share of Class B Common Stock on a 1:1 basis immediately prior to the completion of the Issuer's initial public offering of Class A Common Stock, and had no expiration date. The Class B Common Stock is convertible at any time, at the holder's election, into Class A Common Stock on a 1:1 basis, and has no expiration date.

F4 · ownership.nature: These securities are held of record by Andreessen Horowitz Fund IV, L.P., for itself and as nominee for Andreessen Horowitz Fund IV-A, L.P., Andreessen Horowitz Fund IV-B, L.P., and Andreessen Horowitz Fund IV-Q, L.P. (collectively, the "AH Fund IV Entities"). AH Equity Partners IV, L.L.C. ("AH EP IV"), the general partner of the AH Fund IV Entities, may be deemed to have sole voting and dispositive power over the securities held by the AH Fund IV Entities. Marc Andreessen and Benjamin Horowitz are the managing members of AH EP IV and may be deemed to have shared voting and dispositive power over the securities held by the AH Fund IV Entities. Each of the Reporting Persons disclaims the existence of a "group" and disclaims beneficial ownership of the securities held by the AH Fund IV Entities and this report shall not be deemed an admission that any such person is the beneficial owner of such securities, except to the extent of such person's pecuniary interest therein, if any.

SEC source: 0000899243-21-049321 · doc4.xml · derivative · entry 7

Andreessen Horowitz Fund IV, L.P. · CIK 0001603198 · 10% owner

Andreessen Horowitz Fund IV-A, L.P. · CIK 0001604853 · 10% owner

Andreessen Horowitz Fund IV-B, L.P. · CIK 0001604855 · 10% owner

Andreessen Horowitz Fund IV-Q, L.P. · CIK 0001604857 · 10% owner

Andreessen Horowitz LSV Fund I, L.P. · CIK 0001772284 · 10% owner

Andreessen Horowitz LSV Fund I-B, L.P. · CIK 0001772420 · 10% owner

Andreessen Horowitz LSV Fund I-Q, L.P. · CIK 0001772407 · 10% owner

AH Equity Partners LSV I, L.L.C. · CIK 0001772287 · 10% owner

AH Equity Partners IV, L.L.C. · CIK 0001603403 · 10% owner

HOROWITZ BENJAMIN A · CIK 0001166586 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · By Andreessen Horowitz Fund IV, L.P.

Disclosed balance after: 53,703,384

Underlying: Class A Common Stock · 3,951,276 shares

Expires not disclosed

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

F3 · derivative.exercise_price: Each share of Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock and Series F Preferred Stock automatically converted into a share of Class B Common Stock on a 1:1 basis immediately prior to the completion of the Issuer's initial public offering of Class A Common Stock, and had no expiration date. The Class B Common Stock is convertible at any time, at the holder's election, into Class A Common Stock on a 1:1 basis, and has no expiration date.

F3 · derivative.exercise_date: Each share of Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock and Series F Preferred Stock automatically converted into a share of Class B Common Stock on a 1:1 basis immediately prior to the completion of the Issuer's initial public offering of Class A Common Stock, and had no expiration date. The Class B Common Stock is convertible at any time, at the holder's election, into Class A Common Stock on a 1:1 basis, and has no expiration date.

F3 · derivative.expiration_date: Each share of Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock and Series F Preferred Stock automatically converted into a share of Class B Common Stock on a 1:1 basis immediately prior to the completion of the Issuer's initial public offering of Class A Common Stock, and had no expiration date. The Class B Common Stock is convertible at any time, at the holder's election, into Class A Common Stock on a 1:1 basis, and has no expiration date.

F4 · ownership.nature: These securities are held of record by Andreessen Horowitz Fund IV, L.P., for itself and as nominee for Andreessen Horowitz Fund IV-A, L.P., Andreessen Horowitz Fund IV-B, L.P., and Andreessen Horowitz Fund IV-Q, L.P. (collectively, the "AH Fund IV Entities"). AH Equity Partners IV, L.L.C. ("AH EP IV"), the general partner of the AH Fund IV Entities, may be deemed to have sole voting and dispositive power over the securities held by the AH Fund IV Entities. Marc Andreessen and Benjamin Horowitz are the managing members of AH EP IV and may be deemed to have shared voting and dispositive power over the securities held by the AH Fund IV Entities. Each of the Reporting Persons disclaims the existence of a "group" and disclaims beneficial ownership of the securities held by the AH Fund IV Entities and this report shall not be deemed an admission that any such person is the beneficial owner of such securities, except to the extent of such person's pecuniary interest therein, if any.

SEC source: 0000899243-21-049321 · doc4.xml · derivative · entry 6

Andreessen Horowitz Fund IV, L.P. · CIK 0001603198 · 10% owner

Andreessen Horowitz Fund IV-A, L.P. · CIK 0001604853 · 10% owner

Andreessen Horowitz Fund IV-B, L.P. · CIK 0001604855 · 10% owner

Andreessen Horowitz Fund IV-Q, L.P. · CIK 0001604857 · 10% owner

Andreessen Horowitz LSV Fund I, L.P. · CIK 0001772284 · 10% owner

Andreessen Horowitz LSV Fund I-B, L.P. · CIK 0001772420 · 10% owner

Andreessen Horowitz LSV Fund I-Q, L.P. · CIK 0001772407 · 10% owner

AH Equity Partners LSV I, L.L.C. · CIK 0001772287 · 10% owner

AH Equity Partners IV, L.L.C. · CIK 0001603403 · 10% owner

HOROWITZ BENJAMIN A · CIK 0001166586 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · By Andreessen Horowitz Fund IV, L.P.

Disclosed balance after: 0

Underlying: Class B Common Stock · 3,951,276 shares

Expires not disclosed

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

F3 · derivative.exercise_price: Each share of Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock and Series F Preferred Stock automatically converted into a share of Class B Common Stock on a 1:1 basis immediately prior to the completion of the Issuer's initial public offering of Class A Common Stock, and had no expiration date. The Class B Common Stock is convertible at any time, at the holder's election, into Class A Common Stock on a 1:1 basis, and has no expiration date.

F3 · derivative.exercise_date: Each share of Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock and Series F Preferred Stock automatically converted into a share of Class B Common Stock on a 1:1 basis immediately prior to the completion of the Issuer's initial public offering of Class A Common Stock, and had no expiration date. The Class B Common Stock is convertible at any time, at the holder's election, into Class A Common Stock on a 1:1 basis, and has no expiration date.

F3 · derivative.expiration_date: Each share of Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock and Series F Preferred Stock automatically converted into a share of Class B Common Stock on a 1:1 basis immediately prior to the completion of the Issuer's initial public offering of Class A Common Stock, and had no expiration date. The Class B Common Stock is convertible at any time, at the holder's election, into Class A Common Stock on a 1:1 basis, and has no expiration date.

F4 · ownership.nature: These securities are held of record by Andreessen Horowitz Fund IV, L.P., for itself and as nominee for Andreessen Horowitz Fund IV-A, L.P., Andreessen Horowitz Fund IV-B, L.P., and Andreessen Horowitz Fund IV-Q, L.P. (collectively, the "AH Fund IV Entities"). AH Equity Partners IV, L.L.C. ("AH EP IV"), the general partner of the AH Fund IV Entities, may be deemed to have sole voting and dispositive power over the securities held by the AH Fund IV Entities. Marc Andreessen and Benjamin Horowitz are the managing members of AH EP IV and may be deemed to have shared voting and dispositive power over the securities held by the AH Fund IV Entities. Each of the Reporting Persons disclaims the existence of a "group" and disclaims beneficial ownership of the securities held by the AH Fund IV Entities and this report shall not be deemed an admission that any such person is the beneficial owner of such securities, except to the extent of such person's pecuniary interest therein, if any.

SEC source: 0000899243-21-049321 · doc4.xml · derivative · entry 5

Andreessen Horowitz Fund IV, L.P. · CIK 0001603198 · 10% owner

Andreessen Horowitz Fund IV-A, L.P. · CIK 0001604853 · 10% owner

Andreessen Horowitz Fund IV-B, L.P. · CIK 0001604855 · 10% owner

Andreessen Horowitz Fund IV-Q, L.P. · CIK 0001604857 · 10% owner

Andreessen Horowitz LSV Fund I, L.P. · CIK 0001772284 · 10% owner

Andreessen Horowitz LSV Fund I-B, L.P. · CIK 0001772420 · 10% owner

Andreessen Horowitz LSV Fund I-Q, L.P. · CIK 0001772407 · 10% owner

AH Equity Partners LSV I, L.L.C. · CIK 0001772287 · 10% owner

AH Equity Partners IV, L.L.C. · CIK 0001603403 · 10% owner

HOROWITZ BENJAMIN A · CIK 0001166586 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · By Andreessen Horowitz Fund IV, L.P.

Disclosed balance after: 49,752,108

Underlying: Class A Common Stock · 9,259,278 shares

Expires not disclosed

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

F3 · derivative.exercise_price: Each share of Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock and Series F Preferred Stock automatically converted into a share of Class B Common Stock on a 1:1 basis immediately prior to the completion of the Issuer's initial public offering of Class A Common Stock, and had no expiration date. The Class B Common Stock is convertible at any time, at the holder's election, into Class A Common Stock on a 1:1 basis, and has no expiration date.

F3 · derivative.exercise_date: Each share of Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock and Series F Preferred Stock automatically converted into a share of Class B Common Stock on a 1:1 basis immediately prior to the completion of the Issuer's initial public offering of Class A Common Stock, and had no expiration date. The Class B Common Stock is convertible at any time, at the holder's election, into Class A Common Stock on a 1:1 basis, and has no expiration date.

F3 · derivative.expiration_date: Each share of Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock and Series F Preferred Stock automatically converted into a share of Class B Common Stock on a 1:1 basis immediately prior to the completion of the Issuer's initial public offering of Class A Common Stock, and had no expiration date. The Class B Common Stock is convertible at any time, at the holder's election, into Class A Common Stock on a 1:1 basis, and has no expiration date.

F4 · ownership.nature: These securities are held of record by Andreessen Horowitz Fund IV, L.P., for itself and as nominee for Andreessen Horowitz Fund IV-A, L.P., Andreessen Horowitz Fund IV-B, L.P., and Andreessen Horowitz Fund IV-Q, L.P. (collectively, the "AH Fund IV Entities"). AH Equity Partners IV, L.L.C. ("AH EP IV"), the general partner of the AH Fund IV Entities, may be deemed to have sole voting and dispositive power over the securities held by the AH Fund IV Entities. Marc Andreessen and Benjamin Horowitz are the managing members of AH EP IV and may be deemed to have shared voting and dispositive power over the securities held by the AH Fund IV Entities. Each of the Reporting Persons disclaims the existence of a "group" and disclaims beneficial ownership of the securities held by the AH Fund IV Entities and this report shall not be deemed an admission that any such person is the beneficial owner of such securities, except to the extent of such person's pecuniary interest therein, if any.

SEC source: 0000899243-21-049321 · doc4.xml · derivative · entry 4

Andreessen Horowitz Fund IV, L.P. · CIK 0001603198 · 10% owner

Andreessen Horowitz Fund IV-A, L.P. · CIK 0001604853 · 10% owner

Andreessen Horowitz Fund IV-B, L.P. · CIK 0001604855 · 10% owner

Andreessen Horowitz Fund IV-Q, L.P. · CIK 0001604857 · 10% owner

Andreessen Horowitz LSV Fund I, L.P. · CIK 0001772284 · 10% owner

Andreessen Horowitz LSV Fund I-B, L.P. · CIK 0001772420 · 10% owner

Andreessen Horowitz LSV Fund I-Q, L.P. · CIK 0001772407 · 10% owner

AH Equity Partners LSV I, L.L.C. · CIK 0001772287 · 10% owner

AH Equity Partners IV, L.L.C. · CIK 0001603403 · 10% owner

HOROWITZ BENJAMIN A · CIK 0001166586 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · By Andreessen Horowitz Fund IV, L.P.

Disclosed balance after: 0

Underlying: Class B Common Stock · 9,259,278 shares

Expires not disclosed

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

F3 · derivative.exercise_price: Each share of Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock and Series F Preferred Stock automatically converted into a share of Class B Common Stock on a 1:1 basis immediately prior to the completion of the Issuer's initial public offering of Class A Common Stock, and had no expiration date. The Class B Common Stock is convertible at any time, at the holder's election, into Class A Common Stock on a 1:1 basis, and has no expiration date.

F3 · derivative.exercise_date: Each share of Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock and Series F Preferred Stock automatically converted into a share of Class B Common Stock on a 1:1 basis immediately prior to the completion of the Issuer's initial public offering of Class A Common Stock, and had no expiration date. The Class B Common Stock is convertible at any time, at the holder's election, into Class A Common Stock on a 1:1 basis, and has no expiration date.

F3 · derivative.expiration_date: Each share of Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock and Series F Preferred Stock automatically converted into a share of Class B Common Stock on a 1:1 basis immediately prior to the completion of the Issuer's initial public offering of Class A Common Stock, and had no expiration date. The Class B Common Stock is convertible at any time, at the holder's election, into Class A Common Stock on a 1:1 basis, and has no expiration date.

F4 · ownership.nature: These securities are held of record by Andreessen Horowitz Fund IV, L.P., for itself and as nominee for Andreessen Horowitz Fund IV-A, L.P., Andreessen Horowitz Fund IV-B, L.P., and Andreessen Horowitz Fund IV-Q, L.P. (collectively, the "AH Fund IV Entities"). AH Equity Partners IV, L.L.C. ("AH EP IV"), the general partner of the AH Fund IV Entities, may be deemed to have sole voting and dispositive power over the securities held by the AH Fund IV Entities. Marc Andreessen and Benjamin Horowitz are the managing members of AH EP IV and may be deemed to have shared voting and dispositive power over the securities held by the AH Fund IV Entities. Each of the Reporting Persons disclaims the existence of a "group" and disclaims beneficial ownership of the securities held by the AH Fund IV Entities and this report shall not be deemed an admission that any such person is the beneficial owner of such securities, except to the extent of such person's pecuniary interest therein, if any.

SEC source: 0000899243-21-049321 · doc4.xml · derivative · entry 3

Andreessen Horowitz Fund IV, L.P. · CIK 0001603198 · 10% owner

Andreessen Horowitz Fund IV-A, L.P. · CIK 0001604853 · 10% owner

Andreessen Horowitz Fund IV-B, L.P. · CIK 0001604855 · 10% owner

Andreessen Horowitz Fund IV-Q, L.P. · CIK 0001604857 · 10% owner

Andreessen Horowitz LSV Fund I, L.P. · CIK 0001772284 · 10% owner

Andreessen Horowitz LSV Fund I-B, L.P. · CIK 0001772420 · 10% owner

Andreessen Horowitz LSV Fund I-Q, L.P. · CIK 0001772407 · 10% owner

AH Equity Partners LSV I, L.L.C. · CIK 0001772287 · 10% owner

AH Equity Partners IV, L.L.C. · CIK 0001603403 · 10% owner

HOROWITZ BENJAMIN A · CIK 0001166586 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · By Andreessen Horowitz Fund IV, L.P.

Disclosed balance after: 40,492,830

Underlying: Class A Common Stock · 40,492,830 shares

Expires not disclosed

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

F3 · derivative.exercise_price: Each share of Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock and Series F Preferred Stock automatically converted into a share of Class B Common Stock on a 1:1 basis immediately prior to the completion of the Issuer's initial public offering of Class A Common Stock, and had no expiration date. The Class B Common Stock is convertible at any time, at the holder's election, into Class A Common Stock on a 1:1 basis, and has no expiration date.

F3 · derivative.exercise_date: Each share of Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock and Series F Preferred Stock automatically converted into a share of Class B Common Stock on a 1:1 basis immediately prior to the completion of the Issuer's initial public offering of Class A Common Stock, and had no expiration date. The Class B Common Stock is convertible at any time, at the holder's election, into Class A Common Stock on a 1:1 basis, and has no expiration date.

F3 · derivative.expiration_date: Each share of Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock and Series F Preferred Stock automatically converted into a share of Class B Common Stock on a 1:1 basis immediately prior to the completion of the Issuer's initial public offering of Class A Common Stock, and had no expiration date. The Class B Common Stock is convertible at any time, at the holder's election, into Class A Common Stock on a 1:1 basis, and has no expiration date.

F4 · ownership.nature: These securities are held of record by Andreessen Horowitz Fund IV, L.P., for itself and as nominee for Andreessen Horowitz Fund IV-A, L.P., Andreessen Horowitz Fund IV-B, L.P., and Andreessen Horowitz Fund IV-Q, L.P. (collectively, the "AH Fund IV Entities"). AH Equity Partners IV, L.L.C. ("AH EP IV"), the general partner of the AH Fund IV Entities, may be deemed to have sole voting and dispositive power over the securities held by the AH Fund IV Entities. Marc Andreessen and Benjamin Horowitz are the managing members of AH EP IV and may be deemed to have shared voting and dispositive power over the securities held by the AH Fund IV Entities. Each of the Reporting Persons disclaims the existence of a "group" and disclaims beneficial ownership of the securities held by the AH Fund IV Entities and this report shall not be deemed an admission that any such person is the beneficial owner of such securities, except to the extent of such person's pecuniary interest therein, if any.

SEC source: 0000899243-21-049321 · doc4.xml · derivative · entry 2

Andreessen Horowitz Fund IV, L.P. · CIK 0001603198 · 10% owner

Andreessen Horowitz Fund IV-A, L.P. · CIK 0001604853 · 10% owner

Andreessen Horowitz Fund IV-B, L.P. · CIK 0001604855 · 10% owner

Andreessen Horowitz Fund IV-Q, L.P. · CIK 0001604857 · 10% owner

Andreessen Horowitz LSV Fund I, L.P. · CIK 0001772284 · 10% owner

Andreessen Horowitz LSV Fund I-B, L.P. · CIK 0001772420 · 10% owner

Andreessen Horowitz LSV Fund I-Q, L.P. · CIK 0001772407 · 10% owner

AH Equity Partners LSV I, L.L.C. · CIK 0001772287 · 10% owner

AH Equity Partners IV, L.L.C. · CIK 0001603403 · 10% owner

HOROWITZ BENJAMIN A · CIK 0001166586 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · By Andreessen Horowitz Fund IV, L.P.

Disclosed balance after: 0

Underlying: Class B Common Stock · 40,492,830 shares

Expires not disclosed

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

F3 · derivative.exercise_price: Each share of Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock and Series F Preferred Stock automatically converted into a share of Class B Common Stock on a 1:1 basis immediately prior to the completion of the Issuer's initial public offering of Class A Common Stock, and had no expiration date. The Class B Common Stock is convertible at any time, at the holder's election, into Class A Common Stock on a 1:1 basis, and has no expiration date.

F3 · derivative.exercise_date: Each share of Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock and Series F Preferred Stock automatically converted into a share of Class B Common Stock on a 1:1 basis immediately prior to the completion of the Issuer's initial public offering of Class A Common Stock, and had no expiration date. The Class B Common Stock is convertible at any time, at the holder's election, into Class A Common Stock on a 1:1 basis, and has no expiration date.

F3 · derivative.expiration_date: Each share of Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock and Series F Preferred Stock automatically converted into a share of Class B Common Stock on a 1:1 basis immediately prior to the completion of the Issuer's initial public offering of Class A Common Stock, and had no expiration date. The Class B Common Stock is convertible at any time, at the holder's election, into Class A Common Stock on a 1:1 basis, and has no expiration date.

F4 · ownership.nature: These securities are held of record by Andreessen Horowitz Fund IV, L.P., for itself and as nominee for Andreessen Horowitz Fund IV-A, L.P., Andreessen Horowitz Fund IV-B, L.P., and Andreessen Horowitz Fund IV-Q, L.P. (collectively, the "AH Fund IV Entities"). AH Equity Partners IV, L.L.C. ("AH EP IV"), the general partner of the AH Fund IV Entities, may be deemed to have sole voting and dispositive power over the securities held by the AH Fund IV Entities. Marc Andreessen and Benjamin Horowitz are the managing members of AH EP IV and may be deemed to have shared voting and dispositive power over the securities held by the AH Fund IV Entities. Each of the Reporting Persons disclaims the existence of a "group" and disclaims beneficial ownership of the securities held by the AH Fund IV Entities and this report shall not be deemed an admission that any such person is the beneficial owner of such securities, except to the extent of such person's pecuniary interest therein, if any.

SEC source: 0000899243-21-049321 · doc4.xml · nonDerivative · entry 1

Andreessen Horowitz Fund IV, L.P. · CIK 0001603198 · 10% owner

Andreessen Horowitz Fund IV-A, L.P. · CIK 0001604853 · 10% owner

Andreessen Horowitz Fund IV-B, L.P. · CIK 0001604855 · 10% owner

Andreessen Horowitz Fund IV-Q, L.P. · CIK 0001604857 · 10% owner

Andreessen Horowitz LSV Fund I, L.P. · CIK 0001772284 · 10% owner

Andreessen Horowitz LSV Fund I-B, L.P. · CIK 0001772420 · 10% owner

Andreessen Horowitz LSV Fund I-Q, L.P. · CIK 0001772407 · 10% owner

AH Equity Partners LSV I, L.L.C. · CIK 0001772287 · 10% owner

AH Equity Partners IV, L.L.C. · CIK 0001603403 · 10% owner

HOROWITZ BENJAMIN A · CIK 0001166586 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · By Andreessen Horowitz LSV Fund III, L.P.

Disclosed balance after: 3,995,652

F1 · ownership.nature: In connection with the Issuer's initial public offering of Class A Common Stock, Andreessen Horowitz LSV Fund III, L.P. ("AH LSV Fund III"), for itself and as nominee for Andreessen Horowitz LSV Fund III-B, L.P. ("AH LSV Fund III-B") and AH 2022 Annual Fund, L.P. ("AH 2022 Annual" and together with AH LSV Fund III and AH LSV Fund III-B, the "AH LSV Fund III Entities"), purchased these shares of Class A Common Stock from the underwriters at the initial public offering price. AH Equity Partners LSV III, L.L.C. ("AH EP LSV III"), the general partner of AH LSV Fund III and AH LSV Fund III-B, may be deemed to have sole voting and dispositive power over the shares held by AH LSV Fund III and AH LSV Fund III-B. AH Equity Partners 2022 Annual Fund, L.L.C. ("AH EP 2022 Annual"), the general partner of AH 2022 Annual, may be deemed to have sole voting and dispositive power over the shares held by AH 2022 Annual.

F2 · ownership.nature: (Continued from Footnote 1) Marc Andreessen and Benjamin Horowitz are the managing members of AH EP LSV III and AH EP 2022 Annual and may be deemed to have shared voting and dispositive power over the shares held by the AH LSV Fund III Entities. Each of the Reporting Persons disclaims the existence of a "group" and disclaims beneficial ownership of the securities held by the AH LSV Fund III Entities and this report shall not be deemed an admission that any such person is the beneficial owner of such securities, except to the extent of such person's pecuniary interest therein, if any.

SEC source: 0000899243-21-049322 · doc4.xml · derivative · entry 2

McCall Andy · CIK 0001895104 · See remarks

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,350,537

Underlying: Class A Common Stock · 1,323,000 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.

F1 · derivative.exercise_date: Each share of Series B Preferred Stock automatically converted into Class B Common Stock on a one-to-one basis immediately prior to the completion of the Issuer's initial public offering of Class A Common Stock. The Class B Common Stock is convertible at any time, at the holder's election, into Class A Common Stock on a 1:1 basis.

F1 · derivative.expiration_date: Each share of Series B Preferred Stock automatically converted into Class B Common Stock on a one-to-one basis immediately prior to the completion of the Issuer's initial public offering of Class A Common Stock. The Class B Common Stock is convertible at any time, at the holder's election, into Class A Common Stock on a 1:1 basis.

SEC source: 0000899243-21-049322 · doc4.xml · derivative · entry 1

McCall Andy · CIK 0001895104 · See remarks

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Class B Common Stock · 1,323,000 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.

F1 · derivative.exercise_date: Each share of Series B Preferred Stock automatically converted into Class B Common Stock on a one-to-one basis immediately prior to the completion of the Issuer's initial public offering of Class A Common Stock. The Class B Common Stock is convertible at any time, at the holder's election, into Class A Common Stock on a 1:1 basis.

F1 · derivative.expiration_date: Each share of Series B Preferred Stock automatically converted into Class B Common Stock on a one-to-one basis immediately prior to the completion of the Issuer's initial public offering of Class A Common Stock. The Class B Common Stock is convertible at any time, at the holder's election, into Class A Common Stock on a 1:1 basis.

SEC source: 0000899243-21-049317 · doc4.xml · derivative · entry 6

Bicket John · CIK 0001895106 · Director · See remarks · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 84,901,271

Underlying: Class A Common Stock · 1,351,441 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_date: Each share of Series A Preferred Stock, Series B Preferred Stock and Series C Preferred Stock automatically converted into Class B Common Stock on a one-to-one basis immediately prior to the completion of the Issuer's initial public offering of Class A Common Stock. The Class B Common Stock is convertible at any time, at the holder's election, into Class A Common Stock on a 1:1 basis.

F1 · derivative.expiration_date: Each share of Series A Preferred Stock, Series B Preferred Stock and Series C Preferred Stock automatically converted into Class B Common Stock on a one-to-one basis immediately prior to the completion of the Issuer's initial public offering of Class A Common Stock. The Class B Common Stock is convertible at any time, at the holder's election, into Class A Common Stock on a 1:1 basis.

F2 · ownership.nature: Consists of shares held by John C. Bicket, Trustee of the John C. Bicket Revocable Trust u/a/d 2/15/2013, over which Mr. Bicket has voting or investment power.

SEC source: 0000899243-21-049317 · doc4.xml · derivative · entry 5

Bicket John · CIK 0001895106 · Director · See remarks · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 0

Underlying: Class B Common Stock · 1,351,441 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_date: Each share of Series A Preferred Stock, Series B Preferred Stock and Series C Preferred Stock automatically converted into Class B Common Stock on a one-to-one basis immediately prior to the completion of the Issuer's initial public offering of Class A Common Stock. The Class B Common Stock is convertible at any time, at the holder's election, into Class A Common Stock on a 1:1 basis.

F1 · derivative.expiration_date: Each share of Series A Preferred Stock, Series B Preferred Stock and Series C Preferred Stock automatically converted into Class B Common Stock on a one-to-one basis immediately prior to the completion of the Issuer's initial public offering of Class A Common Stock. The Class B Common Stock is convertible at any time, at the holder's election, into Class A Common Stock on a 1:1 basis.

F2 · ownership.nature: Consists of shares held by John C. Bicket, Trustee of the John C. Bicket Revocable Trust u/a/d 2/15/2013, over which Mr. Bicket has voting or investment power.

SEC source: 0000899243-21-049317 · doc4.xml · derivative · entry 4

Bicket John · CIK 0001895106 · Director · See remarks · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 83,549,830

Underlying: Class A Common Stock · 4,629,639 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_date: Each share of Series A Preferred Stock, Series B Preferred Stock and Series C Preferred Stock automatically converted into Class B Common Stock on a one-to-one basis immediately prior to the completion of the Issuer's initial public offering of Class A Common Stock. The Class B Common Stock is convertible at any time, at the holder's election, into Class A Common Stock on a 1:1 basis.

F1 · derivative.expiration_date: Each share of Series A Preferred Stock, Series B Preferred Stock and Series C Preferred Stock automatically converted into Class B Common Stock on a one-to-one basis immediately prior to the completion of the Issuer's initial public offering of Class A Common Stock. The Class B Common Stock is convertible at any time, at the holder's election, into Class A Common Stock on a 1:1 basis.

F2 · ownership.nature: Consists of shares held by John C. Bicket, Trustee of the John C. Bicket Revocable Trust u/a/d 2/15/2013, over which Mr. Bicket has voting or investment power.

SEC source: 0000899243-21-049317 · doc4.xml · derivative · entry 3

Bicket John · CIK 0001895106 · Director · See remarks · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 0

Underlying: Class B Common Stock · 4,629,639 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_date: Each share of Series A Preferred Stock, Series B Preferred Stock and Series C Preferred Stock automatically converted into Class B Common Stock on a one-to-one basis immediately prior to the completion of the Issuer's initial public offering of Class A Common Stock. The Class B Common Stock is convertible at any time, at the holder's election, into Class A Common Stock on a 1:1 basis.

F1 · derivative.expiration_date: Each share of Series A Preferred Stock, Series B Preferred Stock and Series C Preferred Stock automatically converted into Class B Common Stock on a one-to-one basis immediately prior to the completion of the Issuer's initial public offering of Class A Common Stock. The Class B Common Stock is convertible at any time, at the holder's election, into Class A Common Stock on a 1:1 basis.

F2 · ownership.nature: Consists of shares held by John C. Bicket, Trustee of the John C. Bicket Revocable Trust u/a/d 2/15/2013, over which Mr. Bicket has voting or investment power.

SEC source: 0000899243-21-049317 · doc4.xml · derivative · entry 2

Bicket John · CIK 0001895106 · Director · See remarks · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 78,920,191

Underlying: Class A Common Stock · 12,386,955 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_date: Each share of Series A Preferred Stock, Series B Preferred Stock and Series C Preferred Stock automatically converted into Class B Common Stock on a one-to-one basis immediately prior to the completion of the Issuer's initial public offering of Class A Common Stock. The Class B Common Stock is convertible at any time, at the holder's election, into Class A Common Stock on a 1:1 basis.

F1 · derivative.expiration_date: Each share of Series A Preferred Stock, Series B Preferred Stock and Series C Preferred Stock automatically converted into Class B Common Stock on a one-to-one basis immediately prior to the completion of the Issuer's initial public offering of Class A Common Stock. The Class B Common Stock is convertible at any time, at the holder's election, into Class A Common Stock on a 1:1 basis.

F2 · ownership.nature: Consists of shares held by John C. Bicket, Trustee of the John C. Bicket Revocable Trust u/a/d 2/15/2013, over which Mr. Bicket has voting or investment power.

SEC source: 0000899243-21-049317 · doc4.xml · derivative · entry 1

Bicket John · CIK 0001895106 · Director · See remarks · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 0

Underlying: Class B Common Stock · 12,386,955 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_date: Each share of Series A Preferred Stock, Series B Preferred Stock and Series C Preferred Stock automatically converted into Class B Common Stock on a one-to-one basis immediately prior to the completion of the Issuer's initial public offering of Class A Common Stock. The Class B Common Stock is convertible at any time, at the holder's election, into Class A Common Stock on a 1:1 basis.

F1 · derivative.expiration_date: Each share of Series A Preferred Stock, Series B Preferred Stock and Series C Preferred Stock automatically converted into Class B Common Stock on a one-to-one basis immediately prior to the completion of the Issuer's initial public offering of Class A Common Stock. The Class B Common Stock is convertible at any time, at the holder's election, into Class A Common Stock on a 1:1 basis.

F2 · ownership.nature: Consists of shares held by John C. Bicket, Trustee of the John C. Bicket Revocable Trust u/a/d 2/15/2013, over which Mr. Bicket has voting or investment power.

SEC source: 0000899243-21-049319 · doc4.xml · derivative · entry 6

Biswas Sanjit · CIK 0001895111 · Director · Chief Executive Officer · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 84,962,664

Underlying: Class A Common Stock · 1,351,441 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_date: Each share of Series A Preferred Stock, Series B Preferred Stock and Series C Preferred Stock automatically converted into Class B Common Stock on a one-to-one basis immediately prior to the completion of the Issuer's initial public offering of Class A Common Stock. The Class B Common Stock is convertible at any time, at the holder's election, into Class A Common Stock on a 1:1 basis.

F1 · derivative.expiration_date: Each share of Series A Preferred Stock, Series B Preferred Stock and Series C Preferred Stock automatically converted into Class B Common Stock on a one-to-one basis immediately prior to the completion of the Issuer's initial public offering of Class A Common Stock. The Class B Common Stock is convertible at any time, at the holder's election, into Class A Common Stock on a 1:1 basis.

F2 · ownership.nature: Consists of shares held by SB and HB, Co-Trustees of the Biswas Family Trust u/a/d 7/13/2012, over which Mr. Biswas has voting or investment power.

SEC source: 0000899243-21-049319 · doc4.xml · derivative · entry 5

Biswas Sanjit · CIK 0001895111 · Director · Chief Executive Officer · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 0

Underlying: Class B Common Stock · 1,351,441 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_date: Each share of Series A Preferred Stock, Series B Preferred Stock and Series C Preferred Stock automatically converted into Class B Common Stock on a one-to-one basis immediately prior to the completion of the Issuer's initial public offering of Class A Common Stock. The Class B Common Stock is convertible at any time, at the holder's election, into Class A Common Stock on a 1:1 basis.

F1 · derivative.expiration_date: Each share of Series A Preferred Stock, Series B Preferred Stock and Series C Preferred Stock automatically converted into Class B Common Stock on a one-to-one basis immediately prior to the completion of the Issuer's initial public offering of Class A Common Stock. The Class B Common Stock is convertible at any time, at the holder's election, into Class A Common Stock on a 1:1 basis.

F2 · ownership.nature: Consists of shares held by SB and HB, Co-Trustees of the Biswas Family Trust u/a/d 7/13/2012, over which Mr. Biswas has voting or investment power.

SEC source: 0000899243-21-049319 · doc4.xml · derivative · entry 4

Biswas Sanjit · CIK 0001895111 · Director · Chief Executive Officer · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 83,611,223

Underlying: Class A Common Stock · 4,629,639 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_date: Each share of Series A Preferred Stock, Series B Preferred Stock and Series C Preferred Stock automatically converted into Class B Common Stock on a one-to-one basis immediately prior to the completion of the Issuer's initial public offering of Class A Common Stock. The Class B Common Stock is convertible at any time, at the holder's election, into Class A Common Stock on a 1:1 basis.

F1 · derivative.expiration_date: Each share of Series A Preferred Stock, Series B Preferred Stock and Series C Preferred Stock automatically converted into Class B Common Stock on a one-to-one basis immediately prior to the completion of the Issuer's initial public offering of Class A Common Stock. The Class B Common Stock is convertible at any time, at the holder's election, into Class A Common Stock on a 1:1 basis.

F2 · ownership.nature: Consists of shares held by SB and HB, Co-Trustees of the Biswas Family Trust u/a/d 7/13/2012, over which Mr. Biswas has voting or investment power.

SEC source: 0000899243-21-049319 · doc4.xml · derivative · entry 3

Biswas Sanjit · CIK 0001895111 · Director · Chief Executive Officer · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 0

Underlying: Class B Common Stock · 4,629,639 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_date: Each share of Series A Preferred Stock, Series B Preferred Stock and Series C Preferred Stock automatically converted into Class B Common Stock on a one-to-one basis immediately prior to the completion of the Issuer's initial public offering of Class A Common Stock. The Class B Common Stock is convertible at any time, at the holder's election, into Class A Common Stock on a 1:1 basis.

F1 · derivative.expiration_date: Each share of Series A Preferred Stock, Series B Preferred Stock and Series C Preferred Stock automatically converted into Class B Common Stock on a one-to-one basis immediately prior to the completion of the Issuer's initial public offering of Class A Common Stock. The Class B Common Stock is convertible at any time, at the holder's election, into Class A Common Stock on a 1:1 basis.

F2 · ownership.nature: Consists of shares held by SB and HB, Co-Trustees of the Biswas Family Trust u/a/d 7/13/2012, over which Mr. Biswas has voting or investment power.

SEC source: 0000899243-21-049319 · doc4.xml · derivative · entry 2

Biswas Sanjit · CIK 0001895111 · Director · Chief Executive Officer · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 78,981,584

Underlying: Class A Common Stock · 12,386,955 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_date: Each share of Series A Preferred Stock, Series B Preferred Stock and Series C Preferred Stock automatically converted into Class B Common Stock on a one-to-one basis immediately prior to the completion of the Issuer's initial public offering of Class A Common Stock. The Class B Common Stock is convertible at any time, at the holder's election, into Class A Common Stock on a 1:1 basis.

F1 · derivative.expiration_date: Each share of Series A Preferred Stock, Series B Preferred Stock and Series C Preferred Stock automatically converted into Class B Common Stock on a one-to-one basis immediately prior to the completion of the Issuer's initial public offering of Class A Common Stock. The Class B Common Stock is convertible at any time, at the holder's election, into Class A Common Stock on a 1:1 basis.

F2 · ownership.nature: Consists of shares held by SB and HB, Co-Trustees of the Biswas Family Trust u/a/d 7/13/2012, over which Mr. Biswas has voting or investment power.

SEC source: 0000899243-21-049319 · doc4.xml · derivative · entry 1

Biswas Sanjit · CIK 0001895111 · Director · Chief Executive Officer · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Class B Common Stock · 12,386,955 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_date: Each share of Series A Preferred Stock, Series B Preferred Stock and Series C Preferred Stock automatically converted into Class B Common Stock on a one-to-one basis immediately prior to the completion of the Issuer's initial public offering of Class A Common Stock. The Class B Common Stock is convertible at any time, at the holder's election, into Class A Common Stock on a 1:1 basis.

F1 · derivative.expiration_date: Each share of Series A Preferred Stock, Series B Preferred Stock and Series C Preferred Stock automatically converted into Class B Common Stock on a one-to-one basis immediately prior to the completion of the Issuer's initial public offering of Class A Common Stock. The Class B Common Stock is convertible at any time, at the holder's election, into Class A Common Stock on a 1:1 basis.

SEC source: 0000899243-21-049328 · doc4.xml · derivative · entry 2

Calderon Benjamin · CIK 0001895105 · See remarks

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 9,699,003

Underlying: Class A Common Stock · 271,761 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_date: Each share of Series A Preferred Stock automatically converted into Class B Common Stock on a one-to-one basis immediately prior to the completion of the Issuer's initial public offering of Class A Common Stock. The Class B Common Stock is convertible at any time, at the holder's election, into Class A Common Stock on a 1:1 basis.

F1 · derivative.expiration_date: Each share of Series A Preferred Stock automatically converted into Class B Common Stock on a one-to-one basis immediately prior to the completion of the Issuer's initial public offering of Class A Common Stock. The Class B Common Stock is convertible at any time, at the holder's election, into Class A Common Stock on a 1:1 basis.

SEC source: 0000899243-21-049328 · doc4.xml · derivative · entry 1

Calderon Benjamin · CIK 0001895105 · See remarks

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Class B Common Stock · 271,761 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_date: Each share of Series A Preferred Stock automatically converted into Class B Common Stock on a one-to-one basis immediately prior to the completion of the Issuer's initial public offering of Class A Common Stock. The Class B Common Stock is convertible at any time, at the holder's election, into Class A Common Stock on a 1:1 basis.

F1 · derivative.expiration_date: Each share of Series A Preferred Stock automatically converted into Class B Common Stock on a one-to-one basis immediately prior to the completion of the Issuer's initial public offering of Class A Common Stock. The Class B Common Stock is convertible at any time, at the holder's election, into Class A Common Stock on a 1:1 basis.

SEC source: 0000899243-21-049335 · doc4.xml · derivative · entry 15

Andreessen Horowitz LSV Fund III, L.P. · CIK 0001889367 · 10% owner

Andreessen Horowitz LSV Fund III-B, L.P. · CIK 0001894619 · 10% owner

AH 2022 Annual Fund, L.P. · CIK 0001894744 · 10% owner

AH Equity Partners LSV III, L.L.C. · CIK 0001889893 · 10% owner

AH Equity Partners 2022 Annual Fund, L.L.C. · CIK 0001894740 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · By Andreessen Horowitz LSV Fund I, L.P.

Disclosed balance after: 13,561,282

Underlying: Class A Common Stock · 13,561,282 shares

Expires not disclosed

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

F3 · derivative.exercise_price: Each share of Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock and Series F Preferred Stock automatically converted into a share of Class B Common Stock on a 1:1 basis immediately prior to the completion of the Issuer's initial public offering of Class A Common Stock, and had no expiration date. The Class B Common Stock is convertible at any time, at the holder's election, into Class A Common Stock on a 1:1 basis, and has no expiration date.

F3 · derivative.exercise_date: Each share of Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock and Series F Preferred Stock automatically converted into a share of Class B Common Stock on a 1:1 basis immediately prior to the completion of the Issuer's initial public offering of Class A Common Stock, and had no expiration date. The Class B Common Stock is convertible at any time, at the holder's election, into Class A Common Stock on a 1:1 basis, and has no expiration date.

F3 · derivative.expiration_date: Each share of Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock and Series F Preferred Stock automatically converted into a share of Class B Common Stock on a 1:1 basis immediately prior to the completion of the Issuer's initial public offering of Class A Common Stock, and had no expiration date. The Class B Common Stock is convertible at any time, at the holder's election, into Class A Common Stock on a 1:1 basis, and has no expiration date.

F9 · ownership.nature: These securities are held of record by Andreessen Horowitz LSV Fund I, L.P., for itself and as nominee for Andreessen Horowitz LSV Fund I-B, L.P. and Andreessen Horowitz LSV Fund I-Q, L.P. (collectively, the "AH LSV Fund I Entities"). AH Equity Partners LSV I, L.L.C. ("AH EP LSV I"), the general partner of the AH LSV Fund I Entities, may be deemed to have sole voting and dispositive power over the securities held by the AH LSV Fund I Entities. Marc Andreessen and Benjamin Horowitz are the managing members of AH EP LSV I and may be deemed to have shared voting and dispositive power over the securities held by the AH LSV Fund I Entities. Each of the Reporting Persons disclaims the existence of a "group" and disclaims beneficial ownership of the securities held by the AH LSV Fund I Entities and this report shall not be deemed an admission that any such person is the beneficial owner of such securities, except to the extent of such person's pecuniary interest therein, if any.

SEC source: 0000899243-21-049335 · doc4.xml · derivative · entry 14

Andreessen Horowitz LSV Fund III, L.P. · CIK 0001889367 · 10% owner

Andreessen Horowitz LSV Fund III-B, L.P. · CIK 0001894619 · 10% owner

AH 2022 Annual Fund, L.P. · CIK 0001894744 · 10% owner

AH Equity Partners LSV III, L.L.C. · CIK 0001889893 · 10% owner

AH Equity Partners 2022 Annual Fund, L.L.C. · CIK 0001894740 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · By Andreessen Horowitz LSV Fund I, L.P.

Disclosed balance after: 0

Underlying: Class B Common Stock · 13,561,282 shares

Expires not disclosed

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

F3 · derivative.exercise_price: Each share of Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock and Series F Preferred Stock automatically converted into a share of Class B Common Stock on a 1:1 basis immediately prior to the completion of the Issuer's initial public offering of Class A Common Stock, and had no expiration date. The Class B Common Stock is convertible at any time, at the holder's election, into Class A Common Stock on a 1:1 basis, and has no expiration date.

F3 · derivative.exercise_date: Each share of Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock and Series F Preferred Stock automatically converted into a share of Class B Common Stock on a 1:1 basis immediately prior to the completion of the Issuer's initial public offering of Class A Common Stock, and had no expiration date. The Class B Common Stock is convertible at any time, at the holder's election, into Class A Common Stock on a 1:1 basis, and has no expiration date.

F3 · derivative.expiration_date: Each share of Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock and Series F Preferred Stock automatically converted into a share of Class B Common Stock on a 1:1 basis immediately prior to the completion of the Issuer's initial public offering of Class A Common Stock, and had no expiration date. The Class B Common Stock is convertible at any time, at the holder's election, into Class A Common Stock on a 1:1 basis, and has no expiration date.

F9 · ownership.nature: These securities are held of record by Andreessen Horowitz LSV Fund I, L.P., for itself and as nominee for Andreessen Horowitz LSV Fund I-B, L.P. and Andreessen Horowitz LSV Fund I-Q, L.P. (collectively, the "AH LSV Fund I Entities"). AH Equity Partners LSV I, L.L.C. ("AH EP LSV I"), the general partner of the AH LSV Fund I Entities, may be deemed to have sole voting and dispositive power over the securities held by the AH LSV Fund I Entities. Marc Andreessen and Benjamin Horowitz are the managing members of AH EP LSV I and may be deemed to have shared voting and dispositive power over the securities held by the AH LSV Fund I Entities. Each of the Reporting Persons disclaims the existence of a "group" and disclaims beneficial ownership of the securities held by the AH LSV Fund I Entities and this report shall not be deemed an admission that any such person is the beneficial owner of such securities, except to the extent of such person's pecuniary interest therein, if any.

SEC source: 0000899243-21-049335 · doc4.xml · derivative · entry 13

Andreessen Horowitz LSV Fund III, L.P. · CIK 0001889367 · 10% owner

Andreessen Horowitz LSV Fund III-B, L.P. · CIK 0001894619 · 10% owner

AH 2022 Annual Fund, L.P. · CIK 0001894744 · 10% owner

AH Equity Partners LSV III, L.L.C. · CIK 0001889893 · 10% owner

AH Equity Partners 2022 Annual Fund, L.L.C. · CIK 0001894740 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · By AH Parallel Fund V, L.P.

Disclosed balance after: 5,633,880

Underlying: Class A Common Stock · 5,633,880 shares

Expires not disclosed

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

F3 · derivative.exercise_price: Each share of Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock and Series F Preferred Stock automatically converted into a share of Class B Common Stock on a 1:1 basis immediately prior to the completion of the Issuer's initial public offering of Class A Common Stock, and had no expiration date. The Class B Common Stock is convertible at any time, at the holder's election, into Class A Common Stock on a 1:1 basis, and has no expiration date.

F3 · derivative.exercise_date: Each share of Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock and Series F Preferred Stock automatically converted into a share of Class B Common Stock on a 1:1 basis immediately prior to the completion of the Issuer's initial public offering of Class A Common Stock, and had no expiration date. The Class B Common Stock is convertible at any time, at the holder's election, into Class A Common Stock on a 1:1 basis, and has no expiration date.

F3 · derivative.expiration_date: Each share of Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock and Series F Preferred Stock automatically converted into a share of Class B Common Stock on a 1:1 basis immediately prior to the completion of the Issuer's initial public offering of Class A Common Stock, and had no expiration date. The Class B Common Stock is convertible at any time, at the holder's election, into Class A Common Stock on a 1:1 basis, and has no expiration date.

F7 · ownership.nature: These securities are held of record by AH Parallel Fund V, L.P., for itself and as nominee for AH Parallel Fund V-A, L.P., AH Parallel Fund V-B, L.P., and AH Parallel Fund V-Q, L.P. (collectively, the "AH Parallel Fund V Entities"). AH Equity Partners V (Parallel), L.L.C. ("AH EP V Parallel"), the general partner of the AH Parallel Fund V Entities, may be deemed to have sole voting and dispositive power over the securities held by the AH Parallel Fund V Entities.

F8 · ownership.nature: (Continued from Footnote 7) Marc Andreessen and Benjamin Horowitz are the managing members of AH EP V Parallel and may be deemed to have shared voting and dispositive power over the securities held by the AH Parallel Fund V Entities. Each of the Reporting Persons disclaims the existence of a "group" and disclaims beneficial ownership of the securities held by the AH Parallel Fund V Entities and this report shall not be deemed an admission that any such person is the beneficial owner of such securities, except to the extent of such person's pecuniary interest therein, if any.

SEC source: 0000899243-21-049335 · doc4.xml · derivative · entry 12

Andreessen Horowitz LSV Fund III, L.P. · CIK 0001889367 · 10% owner

Andreessen Horowitz LSV Fund III-B, L.P. · CIK 0001894619 · 10% owner

AH 2022 Annual Fund, L.P. · CIK 0001894744 · 10% owner

AH Equity Partners LSV III, L.L.C. · CIK 0001889893 · 10% owner

AH Equity Partners 2022 Annual Fund, L.L.C. · CIK 0001894740 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · By AH Parallel Fund V, L.P.

Disclosed balance after: 0

Underlying: Class B Common Stock · 5,633,880 shares

Expires not disclosed

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

F3 · derivative.exercise_price: Each share of Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock and Series F Preferred Stock automatically converted into a share of Class B Common Stock on a 1:1 basis immediately prior to the completion of the Issuer's initial public offering of Class A Common Stock, and had no expiration date. The Class B Common Stock is convertible at any time, at the holder's election, into Class A Common Stock on a 1:1 basis, and has no expiration date.

F3 · derivative.exercise_date: Each share of Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock and Series F Preferred Stock automatically converted into a share of Class B Common Stock on a 1:1 basis immediately prior to the completion of the Issuer's initial public offering of Class A Common Stock, and had no expiration date. The Class B Common Stock is convertible at any time, at the holder's election, into Class A Common Stock on a 1:1 basis, and has no expiration date.

F3 · derivative.expiration_date: Each share of Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock and Series F Preferred Stock automatically converted into a share of Class B Common Stock on a 1:1 basis immediately prior to the completion of the Issuer's initial public offering of Class A Common Stock, and had no expiration date. The Class B Common Stock is convertible at any time, at the holder's election, into Class A Common Stock on a 1:1 basis, and has no expiration date.

F7 · ownership.nature: These securities are held of record by AH Parallel Fund V, L.P., for itself and as nominee for AH Parallel Fund V-A, L.P., AH Parallel Fund V-B, L.P., and AH Parallel Fund V-Q, L.P. (collectively, the "AH Parallel Fund V Entities"). AH Equity Partners V (Parallel), L.L.C. ("AH EP V Parallel"), the general partner of the AH Parallel Fund V Entities, may be deemed to have sole voting and dispositive power over the securities held by the AH Parallel Fund V Entities.

F8 · ownership.nature: (Continued from Footnote 7) Marc Andreessen and Benjamin Horowitz are the managing members of AH EP V Parallel and may be deemed to have shared voting and dispositive power over the securities held by the AH Parallel Fund V Entities. Each of the Reporting Persons disclaims the existence of a "group" and disclaims beneficial ownership of the securities held by the AH Parallel Fund V Entities and this report shall not be deemed an admission that any such person is the beneficial owner of such securities, except to the extent of such person's pecuniary interest therein, if any.

SEC source: 0000899243-21-049335 · doc4.xml · derivative · entry 11

Andreessen Horowitz LSV Fund III, L.P. · CIK 0001889367 · 10% owner

Andreessen Horowitz LSV Fund III-B, L.P. · CIK 0001894619 · 10% owner

AH 2022 Annual Fund, L.P. · CIK 0001894744 · 10% owner

AH Equity Partners LSV III, L.L.C. · CIK 0001889893 · 10% owner

AH Equity Partners 2022 Annual Fund, L.L.C. · CIK 0001894740 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · By AH Parallel Fund IV, L.P.

Disclosed balance after: 4,974,501

Underlying: Class A Common Stock · 4,974,501 shares

Expires not disclosed

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

F3 · derivative.exercise_price: Each share of Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock and Series F Preferred Stock automatically converted into a share of Class B Common Stock on a 1:1 basis immediately prior to the completion of the Issuer's initial public offering of Class A Common Stock, and had no expiration date. The Class B Common Stock is convertible at any time, at the holder's election, into Class A Common Stock on a 1:1 basis, and has no expiration date.

F3 · derivative.exercise_date: Each share of Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock and Series F Preferred Stock automatically converted into a share of Class B Common Stock on a 1:1 basis immediately prior to the completion of the Issuer's initial public offering of Class A Common Stock, and had no expiration date. The Class B Common Stock is convertible at any time, at the holder's election, into Class A Common Stock on a 1:1 basis, and has no expiration date.

F3 · derivative.expiration_date: Each share of Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock and Series F Preferred Stock automatically converted into a share of Class B Common Stock on a 1:1 basis immediately prior to the completion of the Issuer's initial public offering of Class A Common Stock, and had no expiration date. The Class B Common Stock is convertible at any time, at the holder's election, into Class A Common Stock on a 1:1 basis, and has no expiration date.

F5 · ownership.nature: These securities are held of record by AH Parallel Fund IV, L.P., for itself and as nominee for AH Parallel Fund IV-A, L.P., AH Parallel Fund IV-B, L.P., and AH Parallel Fund IV-Q, L.P. (collectively, the "AH Parallel Fund IV Entities"). AH Equity Partners IV (Parallel), L.L.C. ("AH EP IV Parallel"), the general partner of the AH Parallel Fund IV Entities, may be deemed to have sole voting and dispositive power over the securities held by the AH Parallel Fund IV Entities.

F6 · ownership.nature: (Continued from Footnote 5) Marc Andreessen and Benjamin Horowitz are the managing members of AH EP IV Parallel and may be deemed to have shared voting and dispositive power over the securities held by the AH Parallel Fund IV Entities. Each of the Reporting Persons disclaims the existence of a "group" and disclaims beneficial ownership of the securities held by the AH Parallel Fund IV Entities and this report shall not be deemed an admission that any such person is the beneficial owner of such securities, except to the extent of such person's pecuniary interest therein, if any.

SEC source: 0000899243-21-049335 · doc4.xml · derivative · entry 10

Andreessen Horowitz LSV Fund III, L.P. · CIK 0001889367 · 10% owner

Andreessen Horowitz LSV Fund III-B, L.P. · CIK 0001894619 · 10% owner

AH 2022 Annual Fund, L.P. · CIK 0001894744 · 10% owner

AH Equity Partners LSV III, L.L.C. · CIK 0001889893 · 10% owner

AH Equity Partners 2022 Annual Fund, L.L.C. · CIK 0001894740 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · By AH Parallel Fund IV, L.P.

Disclosed balance after: 0

Underlying: Class B Common Stock · 4,974,501 shares

Expires not disclosed

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

F3 · derivative.exercise_price: Each share of Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock and Series F Preferred Stock automatically converted into a share of Class B Common Stock on a 1:1 basis immediately prior to the completion of the Issuer's initial public offering of Class A Common Stock, and had no expiration date. The Class B Common Stock is convertible at any time, at the holder's election, into Class A Common Stock on a 1:1 basis, and has no expiration date.

F3 · derivative.exercise_date: Each share of Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock and Series F Preferred Stock automatically converted into a share of Class B Common Stock on a 1:1 basis immediately prior to the completion of the Issuer's initial public offering of Class A Common Stock, and had no expiration date. The Class B Common Stock is convertible at any time, at the holder's election, into Class A Common Stock on a 1:1 basis, and has no expiration date.

F3 · derivative.expiration_date: Each share of Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock and Series F Preferred Stock automatically converted into a share of Class B Common Stock on a 1:1 basis immediately prior to the completion of the Issuer's initial public offering of Class A Common Stock, and had no expiration date. The Class B Common Stock is convertible at any time, at the holder's election, into Class A Common Stock on a 1:1 basis, and has no expiration date.

F5 · ownership.nature: These securities are held of record by AH Parallel Fund IV, L.P., for itself and as nominee for AH Parallel Fund IV-A, L.P., AH Parallel Fund IV-B, L.P., and AH Parallel Fund IV-Q, L.P. (collectively, the "AH Parallel Fund IV Entities"). AH Equity Partners IV (Parallel), L.L.C. ("AH EP IV Parallel"), the general partner of the AH Parallel Fund IV Entities, may be deemed to have sole voting and dispositive power over the securities held by the AH Parallel Fund IV Entities.

F6 · ownership.nature: (Continued from Footnote 5) Marc Andreessen and Benjamin Horowitz are the managing members of AH EP IV Parallel and may be deemed to have shared voting and dispositive power over the securities held by the AH Parallel Fund IV Entities. Each of the Reporting Persons disclaims the existence of a "group" and disclaims beneficial ownership of the securities held by the AH Parallel Fund IV Entities and this report shall not be deemed an admission that any such person is the beneficial owner of such securities, except to the extent of such person's pecuniary interest therein, if any.

SEC source: 0000899243-21-049335 · doc4.xml · derivative · entry 9

Andreessen Horowitz LSV Fund III, L.P. · CIK 0001889367 · 10% owner

Andreessen Horowitz LSV Fund III-B, L.P. · CIK 0001894619 · 10% owner

AH 2022 Annual Fund, L.P. · CIK 0001894744 · 10% owner

AH Equity Partners LSV III, L.L.C. · CIK 0001889893 · 10% owner

AH Equity Partners 2022 Annual Fund, L.L.C. · CIK 0001894740 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · By Andreessen Horowitz Fund IV, L.P.

Disclosed balance after: 58,016,602

Underlying: Class A Common Stock · 4,313,218 shares

Expires not disclosed

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

F3 · derivative.exercise_price: Each share of Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock and Series F Preferred Stock automatically converted into a share of Class B Common Stock on a 1:1 basis immediately prior to the completion of the Issuer's initial public offering of Class A Common Stock, and had no expiration date. The Class B Common Stock is convertible at any time, at the holder's election, into Class A Common Stock on a 1:1 basis, and has no expiration date.

F3 · derivative.exercise_date: Each share of Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock and Series F Preferred Stock automatically converted into a share of Class B Common Stock on a 1:1 basis immediately prior to the completion of the Issuer's initial public offering of Class A Common Stock, and had no expiration date. The Class B Common Stock is convertible at any time, at the holder's election, into Class A Common Stock on a 1:1 basis, and has no expiration date.

F3 · derivative.expiration_date: Each share of Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock and Series F Preferred Stock automatically converted into a share of Class B Common Stock on a 1:1 basis immediately prior to the completion of the Issuer's initial public offering of Class A Common Stock, and had no expiration date. The Class B Common Stock is convertible at any time, at the holder's election, into Class A Common Stock on a 1:1 basis, and has no expiration date.

F4 · ownership.nature: These securities are held of record by Andreessen Horowitz Fund IV, L.P., for itself and as nominee for Andreessen Horowitz Fund IV-A, L.P., Andreessen Horowitz Fund IV-B, L.P., and Andreessen Horowitz Fund IV-Q, L.P. (collectively, the "AH Fund IV Entities"). AH Equity Partners IV, L.L.C. ("AH EP IV"), the general partner of the AH Fund IV Entities, may be deemed to have sole voting and dispositive power over the securities held by the AH Fund IV Entities. Marc Andreessen and Benjamin Horowitz are the managing members of AH EP IV and may be deemed to have shared voting and dispositive power over the securities held by the AH Fund IV Entities. Each of the Reporting Persons disclaims the existence of a "group" and disclaims beneficial ownership of the securities held by the AH Fund IV Entities and this report shall not be deemed an admission that any such person is the beneficial owner of such securities, except to the extent of such person's pecuniary interest therein, if any.

SEC source: 0000899243-21-049335 · doc4.xml · derivative · entry 8

Andreessen Horowitz LSV Fund III, L.P. · CIK 0001889367 · 10% owner

Andreessen Horowitz LSV Fund III-B, L.P. · CIK 0001894619 · 10% owner

AH 2022 Annual Fund, L.P. · CIK 0001894744 · 10% owner

AH Equity Partners LSV III, L.L.C. · CIK 0001889893 · 10% owner

AH Equity Partners 2022 Annual Fund, L.L.C. · CIK 0001894740 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · By Andreessen Horowitz Fund IV, L.P.

Disclosed balance after: 0

Underlying: Class B Common Stock · 4,313,218 shares

Expires not disclosed

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

F3 · derivative.exercise_price: Each share of Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock and Series F Preferred Stock automatically converted into a share of Class B Common Stock on a 1:1 basis immediately prior to the completion of the Issuer's initial public offering of Class A Common Stock, and had no expiration date. The Class B Common Stock is convertible at any time, at the holder's election, into Class A Common Stock on a 1:1 basis, and has no expiration date.

F3 · derivative.exercise_date: Each share of Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock and Series F Preferred Stock automatically converted into a share of Class B Common Stock on a 1:1 basis immediately prior to the completion of the Issuer's initial public offering of Class A Common Stock, and had no expiration date. The Class B Common Stock is convertible at any time, at the holder's election, into Class A Common Stock on a 1:1 basis, and has no expiration date.

F3 · derivative.expiration_date: Each share of Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock and Series F Preferred Stock automatically converted into a share of Class B Common Stock on a 1:1 basis immediately prior to the completion of the Issuer's initial public offering of Class A Common Stock, and had no expiration date. The Class B Common Stock is convertible at any time, at the holder's election, into Class A Common Stock on a 1:1 basis, and has no expiration date.

F4 · ownership.nature: These securities are held of record by Andreessen Horowitz Fund IV, L.P., for itself and as nominee for Andreessen Horowitz Fund IV-A, L.P., Andreessen Horowitz Fund IV-B, L.P., and Andreessen Horowitz Fund IV-Q, L.P. (collectively, the "AH Fund IV Entities"). AH Equity Partners IV, L.L.C. ("AH EP IV"), the general partner of the AH Fund IV Entities, may be deemed to have sole voting and dispositive power over the securities held by the AH Fund IV Entities. Marc Andreessen and Benjamin Horowitz are the managing members of AH EP IV and may be deemed to have shared voting and dispositive power over the securities held by the AH Fund IV Entities. Each of the Reporting Persons disclaims the existence of a "group" and disclaims beneficial ownership of the securities held by the AH Fund IV Entities and this report shall not be deemed an admission that any such person is the beneficial owner of such securities, except to the extent of such person's pecuniary interest therein, if any.

SEC source: 0000899243-21-049335 · doc4.xml · derivative · entry 7

Andreessen Horowitz LSV Fund III, L.P. · CIK 0001889367 · 10% owner

Andreessen Horowitz LSV Fund III-B, L.P. · CIK 0001894619 · 10% owner

AH 2022 Annual Fund, L.P. · CIK 0001894744 · 10% owner

AH Equity Partners LSV III, L.L.C. · CIK 0001889893 · 10% owner

AH Equity Partners 2022 Annual Fund, L.L.C. · CIK 0001894740 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · By Andreessen Horowitz Fund IV, L.P.

Disclosed balance after: 53,703,384

Underlying: Class A Common Stock · 3,951,276 shares

Expires not disclosed

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

F3 · derivative.exercise_price: Each share of Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock and Series F Preferred Stock automatically converted into a share of Class B Common Stock on a 1:1 basis immediately prior to the completion of the Issuer's initial public offering of Class A Common Stock, and had no expiration date. The Class B Common Stock is convertible at any time, at the holder's election, into Class A Common Stock on a 1:1 basis, and has no expiration date.

F3 · derivative.exercise_date: Each share of Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock and Series F Preferred Stock automatically converted into a share of Class B Common Stock on a 1:1 basis immediately prior to the completion of the Issuer's initial public offering of Class A Common Stock, and had no expiration date. The Class B Common Stock is convertible at any time, at the holder's election, into Class A Common Stock on a 1:1 basis, and has no expiration date.

F3 · derivative.expiration_date: Each share of Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock and Series F Preferred Stock automatically converted into a share of Class B Common Stock on a 1:1 basis immediately prior to the completion of the Issuer's initial public offering of Class A Common Stock, and had no expiration date. The Class B Common Stock is convertible at any time, at the holder's election, into Class A Common Stock on a 1:1 basis, and has no expiration date.

F4 · ownership.nature: These securities are held of record by Andreessen Horowitz Fund IV, L.P., for itself and as nominee for Andreessen Horowitz Fund IV-A, L.P., Andreessen Horowitz Fund IV-B, L.P., and Andreessen Horowitz Fund IV-Q, L.P. (collectively, the "AH Fund IV Entities"). AH Equity Partners IV, L.L.C. ("AH EP IV"), the general partner of the AH Fund IV Entities, may be deemed to have sole voting and dispositive power over the securities held by the AH Fund IV Entities. Marc Andreessen and Benjamin Horowitz are the managing members of AH EP IV and may be deemed to have shared voting and dispositive power over the securities held by the AH Fund IV Entities. Each of the Reporting Persons disclaims the existence of a "group" and disclaims beneficial ownership of the securities held by the AH Fund IV Entities and this report shall not be deemed an admission that any such person is the beneficial owner of such securities, except to the extent of such person's pecuniary interest therein, if any.

SEC source: 0000899243-21-049335 · doc4.xml · derivative · entry 6

Andreessen Horowitz LSV Fund III, L.P. · CIK 0001889367 · 10% owner

Andreessen Horowitz LSV Fund III-B, L.P. · CIK 0001894619 · 10% owner

AH 2022 Annual Fund, L.P. · CIK 0001894744 · 10% owner

AH Equity Partners LSV III, L.L.C. · CIK 0001889893 · 10% owner

AH Equity Partners 2022 Annual Fund, L.L.C. · CIK 0001894740 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · By Andreessen Horowitz Fund IV, L.P

Disclosed balance after: 0

Underlying: Class B Common Stock · 3,951,276 shares

Expires not disclosed

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

F3 · derivative.exercise_price: Each share of Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock and Series F Preferred Stock automatically converted into a share of Class B Common Stock on a 1:1 basis immediately prior to the completion of the Issuer's initial public offering of Class A Common Stock, and had no expiration date. The Class B Common Stock is convertible at any time, at the holder's election, into Class A Common Stock on a 1:1 basis, and has no expiration date.

F3 · derivative.exercise_date: Each share of Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock and Series F Preferred Stock automatically converted into a share of Class B Common Stock on a 1:1 basis immediately prior to the completion of the Issuer's initial public offering of Class A Common Stock, and had no expiration date. The Class B Common Stock is convertible at any time, at the holder's election, into Class A Common Stock on a 1:1 basis, and has no expiration date.

F3 · derivative.expiration_date: Each share of Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock and Series F Preferred Stock automatically converted into a share of Class B Common Stock on a 1:1 basis immediately prior to the completion of the Issuer's initial public offering of Class A Common Stock, and had no expiration date. The Class B Common Stock is convertible at any time, at the holder's election, into Class A Common Stock on a 1:1 basis, and has no expiration date.

F4 · ownership.nature: These securities are held of record by Andreessen Horowitz Fund IV, L.P., for itself and as nominee for Andreessen Horowitz Fund IV-A, L.P., Andreessen Horowitz Fund IV-B, L.P., and Andreessen Horowitz Fund IV-Q, L.P. (collectively, the "AH Fund IV Entities"). AH Equity Partners IV, L.L.C. ("AH EP IV"), the general partner of the AH Fund IV Entities, may be deemed to have sole voting and dispositive power over the securities held by the AH Fund IV Entities. Marc Andreessen and Benjamin Horowitz are the managing members of AH EP IV and may be deemed to have shared voting and dispositive power over the securities held by the AH Fund IV Entities. Each of the Reporting Persons disclaims the existence of a "group" and disclaims beneficial ownership of the securities held by the AH Fund IV Entities and this report shall not be deemed an admission that any such person is the beneficial owner of such securities, except to the extent of such person's pecuniary interest therein, if any.

SEC source: 0000899243-21-049335 · doc4.xml · derivative · entry 5

Andreessen Horowitz LSV Fund III, L.P. · CIK 0001889367 · 10% owner

Andreessen Horowitz LSV Fund III-B, L.P. · CIK 0001894619 · 10% owner

AH 2022 Annual Fund, L.P. · CIK 0001894744 · 10% owner

AH Equity Partners LSV III, L.L.C. · CIK 0001889893 · 10% owner

AH Equity Partners 2022 Annual Fund, L.L.C. · CIK 0001894740 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · By Andreessen Horowitz Fund IV, L.P

Disclosed balance after: 49,752,108

Underlying: Class A Common Stock · 9,259,278 shares

Expires not disclosed

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

F3 · derivative.exercise_price: Each share of Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock and Series F Preferred Stock automatically converted into a share of Class B Common Stock on a 1:1 basis immediately prior to the completion of the Issuer's initial public offering of Class A Common Stock, and had no expiration date. The Class B Common Stock is convertible at any time, at the holder's election, into Class A Common Stock on a 1:1 basis, and has no expiration date.

F3 · derivative.exercise_date: Each share of Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock and Series F Preferred Stock automatically converted into a share of Class B Common Stock on a 1:1 basis immediately prior to the completion of the Issuer's initial public offering of Class A Common Stock, and had no expiration date. The Class B Common Stock is convertible at any time, at the holder's election, into Class A Common Stock on a 1:1 basis, and has no expiration date.

F3 · derivative.expiration_date: Each share of Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock and Series F Preferred Stock automatically converted into a share of Class B Common Stock on a 1:1 basis immediately prior to the completion of the Issuer's initial public offering of Class A Common Stock, and had no expiration date. The Class B Common Stock is convertible at any time, at the holder's election, into Class A Common Stock on a 1:1 basis, and has no expiration date.

F4 · ownership.nature: These securities are held of record by Andreessen Horowitz Fund IV, L.P., for itself and as nominee for Andreessen Horowitz Fund IV-A, L.P., Andreessen Horowitz Fund IV-B, L.P., and Andreessen Horowitz Fund IV-Q, L.P. (collectively, the "AH Fund IV Entities"). AH Equity Partners IV, L.L.C. ("AH EP IV"), the general partner of the AH Fund IV Entities, may be deemed to have sole voting and dispositive power over the securities held by the AH Fund IV Entities. Marc Andreessen and Benjamin Horowitz are the managing members of AH EP IV and may be deemed to have shared voting and dispositive power over the securities held by the AH Fund IV Entities. Each of the Reporting Persons disclaims the existence of a "group" and disclaims beneficial ownership of the securities held by the AH Fund IV Entities and this report shall not be deemed an admission that any such person is the beneficial owner of such securities, except to the extent of such person's pecuniary interest therein, if any.

SEC source: 0000899243-21-049335 · doc4.xml · derivative · entry 4

Andreessen Horowitz LSV Fund III, L.P. · CIK 0001889367 · 10% owner

Andreessen Horowitz LSV Fund III-B, L.P. · CIK 0001894619 · 10% owner

AH 2022 Annual Fund, L.P. · CIK 0001894744 · 10% owner

AH Equity Partners LSV III, L.L.C. · CIK 0001889893 · 10% owner

AH Equity Partners 2022 Annual Fund, L.L.C. · CIK 0001894740 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · By Andreessen Horowitz Fund IV, L.P

Disclosed balance after: 0

Underlying: Class B Common Stock · 9,259,278 shares

Expires not disclosed

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

F3 · derivative.exercise_price: Each share of Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock and Series F Preferred Stock automatically converted into a share of Class B Common Stock on a 1:1 basis immediately prior to the completion of the Issuer's initial public offering of Class A Common Stock, and had no expiration date. The Class B Common Stock is convertible at any time, at the holder's election, into Class A Common Stock on a 1:1 basis, and has no expiration date.

F3 · derivative.exercise_date: Each share of Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock and Series F Preferred Stock automatically converted into a share of Class B Common Stock on a 1:1 basis immediately prior to the completion of the Issuer's initial public offering of Class A Common Stock, and had no expiration date. The Class B Common Stock is convertible at any time, at the holder's election, into Class A Common Stock on a 1:1 basis, and has no expiration date.

F3 · derivative.expiration_date: Each share of Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock and Series F Preferred Stock automatically converted into a share of Class B Common Stock on a 1:1 basis immediately prior to the completion of the Issuer's initial public offering of Class A Common Stock, and had no expiration date. The Class B Common Stock is convertible at any time, at the holder's election, into Class A Common Stock on a 1:1 basis, and has no expiration date.

F4 · ownership.nature: These securities are held of record by Andreessen Horowitz Fund IV, L.P., for itself and as nominee for Andreessen Horowitz Fund IV-A, L.P., Andreessen Horowitz Fund IV-B, L.P., and Andreessen Horowitz Fund IV-Q, L.P. (collectively, the "AH Fund IV Entities"). AH Equity Partners IV, L.L.C. ("AH EP IV"), the general partner of the AH Fund IV Entities, may be deemed to have sole voting and dispositive power over the securities held by the AH Fund IV Entities. Marc Andreessen and Benjamin Horowitz are the managing members of AH EP IV and may be deemed to have shared voting and dispositive power over the securities held by the AH Fund IV Entities. Each of the Reporting Persons disclaims the existence of a "group" and disclaims beneficial ownership of the securities held by the AH Fund IV Entities and this report shall not be deemed an admission that any such person is the beneficial owner of such securities, except to the extent of such person's pecuniary interest therein, if any.

SEC source: 0000899243-21-049335 · doc4.xml · derivative · entry 3

Andreessen Horowitz LSV Fund III, L.P. · CIK 0001889367 · 10% owner

Andreessen Horowitz LSV Fund III-B, L.P. · CIK 0001894619 · 10% owner

AH 2022 Annual Fund, L.P. · CIK 0001894744 · 10% owner

AH Equity Partners LSV III, L.L.C. · CIK 0001889893 · 10% owner

AH Equity Partners 2022 Annual Fund, L.L.C. · CIK 0001894740 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · By Andreessen Horowitz Fund IV, L.P

Disclosed balance after: 40,492,830

Underlying: Class A Common Stock · 40,492,830 shares

Expires not disclosed

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

F3 · derivative.exercise_price: Each share of Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock and Series F Preferred Stock automatically converted into a share of Class B Common Stock on a 1:1 basis immediately prior to the completion of the Issuer's initial public offering of Class A Common Stock, and had no expiration date. The Class B Common Stock is convertible at any time, at the holder's election, into Class A Common Stock on a 1:1 basis, and has no expiration date.

F3 · derivative.exercise_date: Each share of Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock and Series F Preferred Stock automatically converted into a share of Class B Common Stock on a 1:1 basis immediately prior to the completion of the Issuer's initial public offering of Class A Common Stock, and had no expiration date. The Class B Common Stock is convertible at any time, at the holder's election, into Class A Common Stock on a 1:1 basis, and has no expiration date.

F3 · derivative.expiration_date: Each share of Series A Preferred Stock, Series B Preferred Stock, Series C Preferred Stock, Series D Preferred Stock, Series E Preferred Stock and Series F Preferred Stock automatically converted into a share of Class B Common Stock on a 1:1 basis immediately prior to the completion of the Issuer's initial public offering of Class A Common Stock, and had no expiration date. The Class B Common Stock is convertible at any time, at the holder's election, into Class A Common Stock on a 1:1 basis, and has no expiration date.

F4 · ownership.nature: These securities are held of record by Andreessen Horowitz Fund IV, L.P., for itself and as nominee for Andreessen Horowitz Fund IV-A, L.P., Andreessen Horowitz Fund IV-B, L.P., and Andreessen Horowitz Fund IV-Q, L.P. (collectively, the "AH Fund IV Entities"). AH Equity Partners IV, L.L.C. ("AH EP IV"), the general partner of the AH Fund IV Entities, may be deemed to have sole voting and dispositive power over the securities held by the AH Fund IV Entities. Marc Andreessen and Benjamin Horowitz are the managing members of AH EP IV and may be deemed to have shared voting and dispositive power over the securities held by the AH Fund IV Entities. Each of the Reporting Persons disclaims the existence of a "group" and disclaims beneficial ownership of the securities held by the AH Fund IV Entities and this report shall not be deemed an admission that any such person is the beneficial owner of such securities, except to the extent of such person's pecuniary interest therein, if any.