BRZE

SEC source: 0001209191-22-018139 · doc4.xml · nonDerivative · entry 2

Meritech Capital Associates VI L.L.C. · CIK 0001741044 · 10% owner

Bischof George · CIK 0001500543 · 10% owner

Clayton Alexander · CIK 0001887142 · 10% owner

Kurland Alexander · CIK 0001887136 · 10% owner

MADERA PAUL S · CIK 0001255151 · 10% owner

Motschwiller Max · CIK 0001887143 · 10% owner

Sherman Craig · CIK 0001631104 · 10% owner

Ward Rob · CIK 0001501075 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 116,632

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 · price: Each share of Class B Common Stock is convertible at any time at the option of the holder into one share of Class A Common Stock and has no expiration date. Additionally, each share of Class B Common Stock will, subject to certain conditions and exceptions, convert automatically into one share of Class A Common Stock upon any transfer.

F3 · ownership.nature: Shares are held by Meritech Capital Affiliates V L.P. ("MCA V"). GP V, the general partner of MCA V, has sole voting and dispositive power with respect to the shares held by MCA V. Madera, Ward, Bischof, Sherman, Motschwiller, Kurland and Clayton are the managing members of GP V or otherwise share voting and dispositive power with respect to the shares held by MCA V. Such persons and entities disclaim the existence of a "group" and disclaim beneficial ownership of the securities held by MCA V (and this report shall not be deemed an admission that any such person or entity is the beneficial owner of such securities) except to the extent of any pecuniary interest therein.

SEC source: 0001209191-22-018139 · doc4.xml · nonDerivative · entry 1

Meritech Capital Associates VI L.L.C. · CIK 0001741044 · 10% owner

Bischof George · CIK 0001500543 · 10% owner

Clayton Alexander · CIK 0001887142 · 10% owner

Kurland Alexander · CIK 0001887136 · 10% owner

MADERA PAUL S · CIK 0001255151 · 10% owner

Motschwiller Max · CIK 0001887143 · 10% owner

Sherman Craig · CIK 0001631104 · 10% owner

Ward Rob · CIK 0001501075 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 3,234,228

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 · price: Each share of Class B Common Stock is convertible at any time at the option of the holder into one share of Class A Common Stock and has no expiration date. Additionally, each share of Class B Common Stock will, subject to certain conditions and exceptions, convert automatically into one share of Class A Common Stock upon any transfer.

F2 · ownership.nature: Shares are held by Meritech Capital Partners V L.P. ("MCP V"). Meritech Capital Associates V L.L.C. ("GP V"), the general partner of MCP V, has sole voting and dispositive power with respect to the shares held by MCP V. Paul S. Madera ("Madera"), Robert D. Ward ("Ward"), George H. Bischof ("Bischof") and Craig Sherman ("Sherman"), Max Motschwiller ("Motschwiller"), Alexander Kurland ("Kurland") and Alex Clayton ("Clayton") are the managing members of GP V or otherwise share voting and dispositive power with respect to the shares held by MCP V. Such persons and entities disclaim the existence of a "group" and disclaim beneficial ownership of the securities held by MCP V (and this report shall not be deemed an admission that any such person or entity is the beneficial owner of such securities) except to the extent of any pecuniary interest therein.

SEC source: 0001209191-21-066509 · doc4.xml · derivative · entry 34

BROWN MICHAEL MAURICE · CIK 0001354614 · 10% owner

Elhafed Morad · CIK 0001869518 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · see footnote

Disclosed balance after: 1,141,717

Underlying: Class A Common Stock · 1,100,000 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.

F10 · derivative.exercise_price: Each share of Class B Common Stock is convertible into one share of Class A Common Stock (A) at any time at the option of the Reporting Person or (B) automatically upon the occurrence of the following: (1) the transfer of such share of Class B Common Stock, except for certain transfers whereby the Reporting Person continues to hold sole voting and dispositive power with respect to each such share, (2) the death of a Class B common stockholder who is a natural person, (3) the last trading day of the fiscal quarter immediately following the fifth anniversary of the Issuer's initial public offering, (4) the date specified by affirmative vote of the holders of a majority of the outstanding shares of Class B common stock and (5) the last trading day of the fiscal quarter during which the then outstanding shares of Class B Common Stock first represent less than 10% of the aggregate number of shares of the then outstanding Class A Common Stock and Class B Common Stock.

F10 · derivative.exercise_date: Each share of Class B Common Stock is convertible into one share of Class A Common Stock (A) at any time at the option of the Reporting Person or (B) automatically upon the occurrence of the following: (1) the transfer of such share of Class B Common Stock, except for certain transfers whereby the Reporting Person continues to hold sole voting and dispositive power with respect to each such share, (2) the death of a Class B common stockholder who is a natural person, (3) the last trading day of the fiscal quarter immediately following the fifth anniversary of the Issuer's initial public offering, (4) the date specified by affirmative vote of the holders of a majority of the outstanding shares of Class B common stock and (5) the last trading day of the fiscal quarter during which the then outstanding shares of Class B Common Stock first represent less than 10% of the aggregate number of shares of the then outstanding Class A Common Stock and Class B Common Stock.

F10 · derivative.expiration_date: Each share of Class B Common Stock is convertible into one share of Class A Common Stock (A) at any time at the option of the Reporting Person or (B) automatically upon the occurrence of the following: (1) the transfer of such share of Class B Common Stock, except for certain transfers whereby the Reporting Person continues to hold sole voting and dispositive power with respect to each such share, (2) the death of a Class B common stockholder who is a natural person, (3) the last trading day of the fiscal quarter immediately following the fifth anniversary of the Issuer's initial public offering, (4) the date specified by affirmative vote of the holders of a majority of the outstanding shares of Class B common stock and (5) the last trading day of the fiscal quarter during which the then outstanding shares of Class B Common Stock first represent less than 10% of the aggregate number of shares of the then outstanding Class A Common Stock and Class B Common Stock.

F4 · ownership.nature: Each of the reporting persons disclaims beneficial ownership of these securities except to the extent of his, her or its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 of for any other purpose. Mr. Agrawal is a director of the Issuer and files separate Section 16 reports.

F8 · ownership.nature: Shares are held by Battery Ventures Select Fund I, L.P. ("BV Select I"). Battery Partners Select Fund I, L.P. ("BP Select I") is the general partner of BV Select I. BP Select I GP is the general partner of BP Select I and may be deemed to beneficially own the shares held by BV Select I. BP Select I GP's investment adviser is BMC. The BP Select Managing Members are the managing members of BP Select I GP and may be deemed to share voting and dispositive power over the securities held by BV Select I.

SEC source: 0001209191-21-066509 · doc4.xml · derivative · entry 33

BROWN MICHAEL MAURICE · CIK 0001354614 · 10% owner

Elhafed Morad · CIK 0001869518 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · see footnote

Disclosed balance after: 2,241,717

Underlying: Class A Common Stock · 2,241,717 shares

Expires not disclosed

F10 · derivative.exercise_price: Each share of Class B Common Stock is convertible into one share of Class A Common Stock (A) at any time at the option of the Reporting Person or (B) automatically upon the occurrence of the following: (1) the transfer of such share of Class B Common Stock, except for certain transfers whereby the Reporting Person continues to hold sole voting and dispositive power with respect to each such share, (2) the death of a Class B common stockholder who is a natural person, (3) the last trading day of the fiscal quarter immediately following the fifth anniversary of the Issuer's initial public offering, (4) the date specified by affirmative vote of the holders of a majority of the outstanding shares of Class B common stock and (5) the last trading day of the fiscal quarter during which the then outstanding shares of Class B Common Stock first represent less than 10% of the aggregate number of shares of the then outstanding Class A Common Stock and Class B Common Stock.

F9 · kind: Immediately prior to the closing of the Issuer's initial public offering, each share of Common Stock was reclassified into one share of Class B Common Stock in an exempt transaction pursuant to Rule 16b-7.

F10 · derivative.exercise_date: Each share of Class B Common Stock is convertible into one share of Class A Common Stock (A) at any time at the option of the Reporting Person or (B) automatically upon the occurrence of the following: (1) the transfer of such share of Class B Common Stock, except for certain transfers whereby the Reporting Person continues to hold sole voting and dispositive power with respect to each such share, (2) the death of a Class B common stockholder who is a natural person, (3) the last trading day of the fiscal quarter immediately following the fifth anniversary of the Issuer's initial public offering, (4) the date specified by affirmative vote of the holders of a majority of the outstanding shares of Class B common stock and (5) the last trading day of the fiscal quarter during which the then outstanding shares of Class B Common Stock first represent less than 10% of the aggregate number of shares of the then outstanding Class A Common Stock and Class B Common Stock.

F10 · derivative.expiration_date: Each share of Class B Common Stock is convertible into one share of Class A Common Stock (A) at any time at the option of the Reporting Person or (B) automatically upon the occurrence of the following: (1) the transfer of such share of Class B Common Stock, except for certain transfers whereby the Reporting Person continues to hold sole voting and dispositive power with respect to each such share, (2) the death of a Class B common stockholder who is a natural person, (3) the last trading day of the fiscal quarter immediately following the fifth anniversary of the Issuer's initial public offering, (4) the date specified by affirmative vote of the holders of a majority of the outstanding shares of Class B common stock and (5) the last trading day of the fiscal quarter during which the then outstanding shares of Class B Common Stock first represent less than 10% of the aggregate number of shares of the then outstanding Class A Common Stock and Class B Common Stock.

F4 · ownership.nature: Each of the reporting persons disclaims beneficial ownership of these securities except to the extent of his, her or its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 of for any other purpose. Mr. Agrawal is a director of the Issuer and files separate Section 16 reports.

F8 · ownership.nature: Shares are held by Battery Ventures Select Fund I, L.P. ("BV Select I"). Battery Partners Select Fund I, L.P. ("BP Select I") is the general partner of BV Select I. BP Select I GP is the general partner of BP Select I and may be deemed to beneficially own the shares held by BV Select I. BP Select I GP's investment adviser is BMC. The BP Select Managing Members are the managing members of BP Select I GP and may be deemed to share voting and dispositive power over the securities held by BV Select I.

SEC source: 0001209191-21-066509 · doc4.xml · derivative · entry 32

BROWN MICHAEL MAURICE · CIK 0001354614 · 10% owner

Elhafed Morad · CIK 0001869518 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · see footnote

Disclosed balance after: 221,708

Underlying: Class A Common Stock · 221,708 shares

Expires not disclosed

F10 · derivative.exercise_price: Each share of Class B Common Stock is convertible into one share of Class A Common Stock (A) at any time at the option of the Reporting Person or (B) automatically upon the occurrence of the following: (1) the transfer of such share of Class B Common Stock, except for certain transfers whereby the Reporting Person continues to hold sole voting and dispositive power with respect to each such share, (2) the death of a Class B common stockholder who is a natural person, (3) the last trading day of the fiscal quarter immediately following the fifth anniversary of the Issuer's initial public offering, (4) the date specified by affirmative vote of the holders of a majority of the outstanding shares of Class B common stock and (5) the last trading day of the fiscal quarter during which the then outstanding shares of Class B Common Stock first represent less than 10% of the aggregate number of shares of the then outstanding Class A Common Stock and Class B Common Stock.

F9 · kind: Immediately prior to the closing of the Issuer's initial public offering, each share of Common Stock was reclassified into one share of Class B Common Stock in an exempt transaction pursuant to Rule 16b-7.

F10 · derivative.exercise_date: Each share of Class B Common Stock is convertible into one share of Class A Common Stock (A) at any time at the option of the Reporting Person or (B) automatically upon the occurrence of the following: (1) the transfer of such share of Class B Common Stock, except for certain transfers whereby the Reporting Person continues to hold sole voting and dispositive power with respect to each such share, (2) the death of a Class B common stockholder who is a natural person, (3) the last trading day of the fiscal quarter immediately following the fifth anniversary of the Issuer's initial public offering, (4) the date specified by affirmative vote of the holders of a majority of the outstanding shares of Class B common stock and (5) the last trading day of the fiscal quarter during which the then outstanding shares of Class B Common Stock first represent less than 10% of the aggregate number of shares of the then outstanding Class A Common Stock and Class B Common Stock.

F10 · derivative.expiration_date: Each share of Class B Common Stock is convertible into one share of Class A Common Stock (A) at any time at the option of the Reporting Person or (B) automatically upon the occurrence of the following: (1) the transfer of such share of Class B Common Stock, except for certain transfers whereby the Reporting Person continues to hold sole voting and dispositive power with respect to each such share, (2) the death of a Class B common stockholder who is a natural person, (3) the last trading day of the fiscal quarter immediately following the fifth anniversary of the Issuer's initial public offering, (4) the date specified by affirmative vote of the holders of a majority of the outstanding shares of Class B common stock and (5) the last trading day of the fiscal quarter during which the then outstanding shares of Class B Common Stock first represent less than 10% of the aggregate number of shares of the then outstanding Class A Common Stock and Class B Common Stock.

F4 · ownership.nature: Each of the reporting persons disclaims beneficial ownership of these securities except to the extent of his, her or its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 of for any other purpose. Mr. Agrawal is a director of the Issuer and files separate Section 16 reports.

F7 · ownership.nature: Shares are held by Battery Investment Partners Select Fund I, L.P. ("BIP Select I"). Battery Partners Select Fund I GP, LLC ("BP Select I GP") is the general partner of BIP Select I and may be deemed to beneficially own the shares held by BIP Select I. BP Select I GP's investment adviser is BMC. The BP XI Managing Members and Morad Elhafed (collectively, the "BP Select Managing Members") are the managing members of BP Select I GP and may be deemed to share voting and dispositive power over the securities held by BIP Select I.

SEC source: 0001209191-21-066509 · doc4.xml · derivative · entry 31

BROWN MICHAEL MAURICE · CIK 0001354614 · 10% owner

Elhafed Morad · CIK 0001869518 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · see footnote

Disclosed balance after: 7,569,790

Underlying: Class A Common Stock · 7,569,790 shares

Expires not disclosed

F10 · derivative.exercise_price: Each share of Class B Common Stock is convertible into one share of Class A Common Stock (A) at any time at the option of the Reporting Person or (B) automatically upon the occurrence of the following: (1) the transfer of such share of Class B Common Stock, except for certain transfers whereby the Reporting Person continues to hold sole voting and dispositive power with respect to each such share, (2) the death of a Class B common stockholder who is a natural person, (3) the last trading day of the fiscal quarter immediately following the fifth anniversary of the Issuer's initial public offering, (4) the date specified by affirmative vote of the holders of a majority of the outstanding shares of Class B common stock and (5) the last trading day of the fiscal quarter during which the then outstanding shares of Class B Common Stock first represent less than 10% of the aggregate number of shares of the then outstanding Class A Common Stock and Class B Common Stock.

F9 · kind: Immediately prior to the closing of the Issuer's initial public offering, each share of Common Stock was reclassified into one share of Class B Common Stock in an exempt transaction pursuant to Rule 16b-7.

F10 · derivative.exercise_date: Each share of Class B Common Stock is convertible into one share of Class A Common Stock (A) at any time at the option of the Reporting Person or (B) automatically upon the occurrence of the following: (1) the transfer of such share of Class B Common Stock, except for certain transfers whereby the Reporting Person continues to hold sole voting and dispositive power with respect to each such share, (2) the death of a Class B common stockholder who is a natural person, (3) the last trading day of the fiscal quarter immediately following the fifth anniversary of the Issuer's initial public offering, (4) the date specified by affirmative vote of the holders of a majority of the outstanding shares of Class B common stock and (5) the last trading day of the fiscal quarter during which the then outstanding shares of Class B Common Stock first represent less than 10% of the aggregate number of shares of the then outstanding Class A Common Stock and Class B Common Stock.

F10 · derivative.expiration_date: Each share of Class B Common Stock is convertible into one share of Class A Common Stock (A) at any time at the option of the Reporting Person or (B) automatically upon the occurrence of the following: (1) the transfer of such share of Class B Common Stock, except for certain transfers whereby the Reporting Person continues to hold sole voting and dispositive power with respect to each such share, (2) the death of a Class B common stockholder who is a natural person, (3) the last trading day of the fiscal quarter immediately following the fifth anniversary of the Issuer's initial public offering, (4) the date specified by affirmative vote of the holders of a majority of the outstanding shares of Class B common stock and (5) the last trading day of the fiscal quarter during which the then outstanding shares of Class B Common Stock first represent less than 10% of the aggregate number of shares of the then outstanding Class A Common Stock and Class B Common Stock.

F4 · ownership.nature: Each of the reporting persons disclaims beneficial ownership of these securities except to the extent of his, her or its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 of for any other purpose. Mr. Agrawal is a director of the Issuer and files separate Section 16 reports.

F5 · ownership.nature: Represents (i) 6,220,863 shares held by Battery Ventures XI-A Side Fund, L.P. ("BV XI-A SF") and (ii) 1,348,927 shares held by Battery Ventures XI-B Side Fund, L.P. ("BV XI-B SF").

F6 · ownership.nature: Battery Partners XI Side Fund, LLC ("BP XI SF") is the general partner of each of BV XI-A SF and BV XI-B SF (collectively, the "BP XI SF Funds") and may be deemed to beneficially own the shares held by the BP XI SF Funds. BP XI SF's investment adviser is BMC. The BP XI Managing Members are the managing members of BP XI SF and may be deemed to share voting and dispositive power over the securities held by the BP XI SF Funds.

SEC source: 0001209191-21-066509 · doc4.xml · derivative · entry 30

BROWN MICHAEL MAURICE · CIK 0001354614 · 10% owner

Elhafed Morad · CIK 0001869518 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · see footnote

Disclosed balance after: 7,847,306

Underlying: Class A Common Stock · 7,847,306 shares

Expires not disclosed

F10 · derivative.exercise_price: Each share of Class B Common Stock is convertible into one share of Class A Common Stock (A) at any time at the option of the Reporting Person or (B) automatically upon the occurrence of the following: (1) the transfer of such share of Class B Common Stock, except for certain transfers whereby the Reporting Person continues to hold sole voting and dispositive power with respect to each such share, (2) the death of a Class B common stockholder who is a natural person, (3) the last trading day of the fiscal quarter immediately following the fifth anniversary of the Issuer's initial public offering, (4) the date specified by affirmative vote of the holders of a majority of the outstanding shares of Class B common stock and (5) the last trading day of the fiscal quarter during which the then outstanding shares of Class B Common Stock first represent less than 10% of the aggregate number of shares of the then outstanding Class A Common Stock and Class B Common Stock.

F9 · kind: Immediately prior to the closing of the Issuer's initial public offering, each share of Common Stock was reclassified into one share of Class B Common Stock in an exempt transaction pursuant to Rule 16b-7.

F10 · derivative.exercise_date: Each share of Class B Common Stock is convertible into one share of Class A Common Stock (A) at any time at the option of the Reporting Person or (B) automatically upon the occurrence of the following: (1) the transfer of such share of Class B Common Stock, except for certain transfers whereby the Reporting Person continues to hold sole voting and dispositive power with respect to each such share, (2) the death of a Class B common stockholder who is a natural person, (3) the last trading day of the fiscal quarter immediately following the fifth anniversary of the Issuer's initial public offering, (4) the date specified by affirmative vote of the holders of a majority of the outstanding shares of Class B common stock and (5) the last trading day of the fiscal quarter during which the then outstanding shares of Class B Common Stock first represent less than 10% of the aggregate number of shares of the then outstanding Class A Common Stock and Class B Common Stock.

F10 · derivative.expiration_date: Each share of Class B Common Stock is convertible into one share of Class A Common Stock (A) at any time at the option of the Reporting Person or (B) automatically upon the occurrence of the following: (1) the transfer of such share of Class B Common Stock, except for certain transfers whereby the Reporting Person continues to hold sole voting and dispositive power with respect to each such share, (2) the death of a Class B common stockholder who is a natural person, (3) the last trading day of the fiscal quarter immediately following the fifth anniversary of the Issuer's initial public offering, (4) the date specified by affirmative vote of the holders of a majority of the outstanding shares of Class B common stock and (5) the last trading day of the fiscal quarter during which the then outstanding shares of Class B Common Stock first represent less than 10% of the aggregate number of shares of the then outstanding Class A Common Stock and Class B Common Stock.

F2 · ownership.nature: Represents (i) 277,516 shares held by Battery Investment Partners XI, LLC ("BIP XI"); (ii) 5,987,707 shares held by Battery Ventures XI-A, L.P. ("BV XI-A"); and (iii) 1,582,083 shares held by Battery Ventures XI-B, L.P. ("BV XI-B").

F3 · ownership.nature: Battery Partners XI, LLC ("BP XI") is the general partner of each of BV XI-A and BV XI-B and the managing member of BIP XI. BP XI may be deemed to beneficially own the shares held by BIP XI, BV XI-A and BV XI-B (collectively, the ("BP XI Funds"). BP XI's investment adviser is Battery Management Corp. ("BMC"). Neeraj Agrawal, Michael Brown, Jesse Feldman, Russell Fleischer, Roger Lee, Chelsea Stoner, Dharmesh Thakker, and Scott Tobin (collectively the "BP XI Managing Members") are the managing members of BP XI and may be deemed to share voting and dispositive power over the securities held by the BP XI Funds.

F4 · ownership.nature: Each of the reporting persons disclaims beneficial ownership of these securities except to the extent of his, her or its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 of for any other purpose. Mr. Agrawal is a director of the Issuer and files separate Section 16 reports.

SEC source: 0001209191-21-066509 · doc4.xml · derivative · entry 29

BROWN MICHAEL MAURICE · CIK 0001354614 · 10% owner

Elhafed Morad · CIK 0001869518 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · see footnote

Disclosed balance after: 0

Underlying: Common Stock · 110,945 shares

Expires not disclosed

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

F1 · derivative.exercise_price: Each share of Series A-1 Preferred Stock-NV, Series A Preferred Stock, Series A Preferred Stock-NV, Series B Preferred Stock, Series B Preferred Stock-NV, Series C Preferred Stock, Series D Preferred Stock and Series E Preferred Stock automatically converted into shares of Common Stock on a 1:1 basis prior to being reclassified into shares of Series B Common Stock on a 1:1 basis immediately prior to the closing of the Issuer's initial public offering.

F1 · derivative.exercise_date: Each share of Series A-1 Preferred Stock-NV, Series A Preferred Stock, Series A Preferred Stock-NV, Series B Preferred Stock, Series B Preferred Stock-NV, Series C Preferred Stock, Series D Preferred Stock and Series E Preferred Stock automatically converted into shares of Common Stock on a 1:1 basis prior to being reclassified into shares of Series B Common Stock on a 1:1 basis immediately prior to the closing of the Issuer's initial public offering.

F1 · derivative.expiration_date: Each share of Series A-1 Preferred Stock-NV, Series A Preferred Stock, Series A Preferred Stock-NV, Series B Preferred Stock, Series B Preferred Stock-NV, Series C Preferred Stock, Series D Preferred Stock and Series E Preferred Stock automatically converted into shares of Common Stock on a 1:1 basis prior to being reclassified into shares of Series B Common Stock on a 1:1 basis immediately prior to the closing of the Issuer's initial public offering.

F4 · ownership.nature: Each of the reporting persons disclaims beneficial ownership of these securities except to the extent of his, her or its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 of for any other purpose. Mr. Agrawal is a director of the Issuer and files separate Section 16 reports.

F8 · ownership.nature: Shares are held by Battery Ventures Select Fund I, L.P. ("BV Select I"). Battery Partners Select Fund I, L.P. ("BP Select I") is the general partner of BV Select I. BP Select I GP is the general partner of BP Select I and may be deemed to beneficially own the shares held by BV Select I. BP Select I GP's investment adviser is BMC. The BP Select Managing Members are the managing members of BP Select I GP and may be deemed to share voting and dispositive power over the securities held by BV Select I.

SEC source: 0001209191-21-066509 · doc4.xml · derivative · entry 28

BROWN MICHAEL MAURICE · CIK 0001354614 · 10% owner

Elhafed Morad · CIK 0001869518 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · see footnote

Disclosed balance after: 0

Underlying: Common Stock · 10,972 shares

Expires not disclosed

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

F1 · derivative.exercise_price: Each share of Series A-1 Preferred Stock-NV, Series A Preferred Stock, Series A Preferred Stock-NV, Series B Preferred Stock, Series B Preferred Stock-NV, Series C Preferred Stock, Series D Preferred Stock and Series E Preferred Stock automatically converted into shares of Common Stock on a 1:1 basis prior to being reclassified into shares of Series B Common Stock on a 1:1 basis immediately prior to the closing of the Issuer's initial public offering.

F1 · derivative.exercise_date: Each share of Series A-1 Preferred Stock-NV, Series A Preferred Stock, Series A Preferred Stock-NV, Series B Preferred Stock, Series B Preferred Stock-NV, Series C Preferred Stock, Series D Preferred Stock and Series E Preferred Stock automatically converted into shares of Common Stock on a 1:1 basis prior to being reclassified into shares of Series B Common Stock on a 1:1 basis immediately prior to the closing of the Issuer's initial public offering.

F1 · derivative.expiration_date: Each share of Series A-1 Preferred Stock-NV, Series A Preferred Stock, Series A Preferred Stock-NV, Series B Preferred Stock, Series B Preferred Stock-NV, Series C Preferred Stock, Series D Preferred Stock and Series E Preferred Stock automatically converted into shares of Common Stock on a 1:1 basis prior to being reclassified into shares of Series B Common Stock on a 1:1 basis immediately prior to the closing of the Issuer's initial public offering.

F4 · ownership.nature: Each of the reporting persons disclaims beneficial ownership of these securities except to the extent of his, her or its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 of for any other purpose. Mr. Agrawal is a director of the Issuer and files separate Section 16 reports.

F7 · ownership.nature: Shares are held by Battery Investment Partners Select Fund I, L.P. ("BIP Select I"). Battery Partners Select Fund I GP, LLC ("BP Select I GP") is the general partner of BIP Select I and may be deemed to beneficially own the shares held by BIP Select I. BP Select I GP's investment adviser is BMC. The BP XI Managing Members and Morad Elhafed (collectively, the "BP Select Managing Members") are the managing members of BP Select I GP and may be deemed to share voting and dispositive power over the securities held by BIP Select I.

SEC source: 0001209191-21-066509 · doc4.xml · derivative · entry 27

BROWN MICHAEL MAURICE · CIK 0001354614 · 10% owner

Elhafed Morad · CIK 0001869518 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · see footnote

Disclosed balance after: 0

Underlying: Common Stock · 1,037,988 shares

Expires not disclosed

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

F1 · derivative.exercise_price: Each share of Series A-1 Preferred Stock-NV, Series A Preferred Stock, Series A Preferred Stock-NV, Series B Preferred Stock, Series B Preferred Stock-NV, Series C Preferred Stock, Series D Preferred Stock and Series E Preferred Stock automatically converted into shares of Common Stock on a 1:1 basis prior to being reclassified into shares of Series B Common Stock on a 1:1 basis immediately prior to the closing of the Issuer's initial public offering.

F1 · derivative.exercise_date: Each share of Series A-1 Preferred Stock-NV, Series A Preferred Stock, Series A Preferred Stock-NV, Series B Preferred Stock, Series B Preferred Stock-NV, Series C Preferred Stock, Series D Preferred Stock and Series E Preferred Stock automatically converted into shares of Common Stock on a 1:1 basis prior to being reclassified into shares of Series B Common Stock on a 1:1 basis immediately prior to the closing of the Issuer's initial public offering.

F1 · derivative.expiration_date: Each share of Series A-1 Preferred Stock-NV, Series A Preferred Stock, Series A Preferred Stock-NV, Series B Preferred Stock, Series B Preferred Stock-NV, Series C Preferred Stock, Series D Preferred Stock and Series E Preferred Stock automatically converted into shares of Common Stock on a 1:1 basis prior to being reclassified into shares of Series B Common Stock on a 1:1 basis immediately prior to the closing of the Issuer's initial public offering.

F4 · ownership.nature: Each of the reporting persons disclaims beneficial ownership of these securities except to the extent of his, her or its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 of for any other purpose. Mr. Agrawal is a director of the Issuer and files separate Section 16 reports.

F6 · ownership.nature: Battery Partners XI Side Fund, LLC ("BP XI SF") is the general partner of each of BV XI-A SF and BV XI-B SF (collectively, the "BP XI SF Funds") and may be deemed to beneficially own the shares held by the BP XI SF Funds. BP XI SF's investment adviser is BMC. The BP XI Managing Members are the managing members of BP XI SF and may be deemed to share voting and dispositive power over the securities held by the BP XI SF Funds.

F22 · ownership.nature: Represents (i) 853,019 shares held by BV XI-A SF and (ii) 184,969 shares held by BV XI-B SF.

SEC source: 0001209191-21-066509 · doc4.xml · derivative · entry 26

BROWN MICHAEL MAURICE · CIK 0001354614 · 10% owner

Elhafed Morad · CIK 0001869518 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · see footnote

Disclosed balance after: 0

Underlying: Common Stock · 1,076,040 shares

Expires not disclosed

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

F1 · derivative.exercise_price: Each share of Series A-1 Preferred Stock-NV, Series A Preferred Stock, Series A Preferred Stock-NV, Series B Preferred Stock, Series B Preferred Stock-NV, Series C Preferred Stock, Series D Preferred Stock and Series E Preferred Stock automatically converted into shares of Common Stock on a 1:1 basis prior to being reclassified into shares of Series B Common Stock on a 1:1 basis immediately prior to the closing of the Issuer's initial public offering.

F1 · derivative.exercise_date: Each share of Series A-1 Preferred Stock-NV, Series A Preferred Stock, Series A Preferred Stock-NV, Series B Preferred Stock, Series B Preferred Stock-NV, Series C Preferred Stock, Series D Preferred Stock and Series E Preferred Stock automatically converted into shares of Common Stock on a 1:1 basis prior to being reclassified into shares of Series B Common Stock on a 1:1 basis immediately prior to the closing of the Issuer's initial public offering.

F1 · derivative.expiration_date: Each share of Series A-1 Preferred Stock-NV, Series A Preferred Stock, Series A Preferred Stock-NV, Series B Preferred Stock, Series B Preferred Stock-NV, Series C Preferred Stock, Series D Preferred Stock and Series E Preferred Stock automatically converted into shares of Common Stock on a 1:1 basis prior to being reclassified into shares of Series B Common Stock on a 1:1 basis immediately prior to the closing of the Issuer's initial public offering.

F3 · ownership.nature: Battery Partners XI, LLC ("BP XI") is the general partner of each of BV XI-A and BV XI-B and the managing member of BIP XI. BP XI may be deemed to beneficially own the shares held by BIP XI, BV XI-A and BV XI-B (collectively, the ("BP XI Funds"). BP XI's investment adviser is Battery Management Corp. ("BMC"). Neeraj Agrawal, Michael Brown, Jesse Feldman, Russell Fleischer, Roger Lee, Chelsea Stoner, Dharmesh Thakker, and Scott Tobin (collectively the "BP XI Managing Members") are the managing members of BP XI and may be deemed to share voting and dispositive power over the securities held by the BP XI Funds.

F4 · ownership.nature: Each of the reporting persons disclaims beneficial ownership of these securities except to the extent of his, her or its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 of for any other purpose. Mr. Agrawal is a director of the Issuer and files separate Section 16 reports.

F21 · ownership.nature: Represents (i) 38,052 shares held by BIP XI; (ii) 821,049 shares held by BV XI-A; and (iii) 216,939 shares held by BV XI-B.

SEC source: 0001209191-21-066509 · doc4.xml · derivative · entry 25

BROWN MICHAEL MAURICE · CIK 0001354614 · 10% owner

Elhafed Morad · CIK 0001869518 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · see footnote

Disclosed balance after: 0

Underlying: Common Stock · 753,984 shares

Expires not disclosed

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

F1 · derivative.exercise_price: Each share of Series A-1 Preferred Stock-NV, Series A Preferred Stock, Series A Preferred Stock-NV, Series B Preferred Stock, Series B Preferred Stock-NV, Series C Preferred Stock, Series D Preferred Stock and Series E Preferred Stock automatically converted into shares of Common Stock on a 1:1 basis prior to being reclassified into shares of Series B Common Stock on a 1:1 basis immediately prior to the closing of the Issuer's initial public offering.

F1 · derivative.exercise_date: Each share of Series A-1 Preferred Stock-NV, Series A Preferred Stock, Series A Preferred Stock-NV, Series B Preferred Stock, Series B Preferred Stock-NV, Series C Preferred Stock, Series D Preferred Stock and Series E Preferred Stock automatically converted into shares of Common Stock on a 1:1 basis prior to being reclassified into shares of Series B Common Stock on a 1:1 basis immediately prior to the closing of the Issuer's initial public offering.

F1 · derivative.expiration_date: Each share of Series A-1 Preferred Stock-NV, Series A Preferred Stock, Series A Preferred Stock-NV, Series B Preferred Stock, Series B Preferred Stock-NV, Series C Preferred Stock, Series D Preferred Stock and Series E Preferred Stock automatically converted into shares of Common Stock on a 1:1 basis prior to being reclassified into shares of Series B Common Stock on a 1:1 basis immediately prior to the closing of the Issuer's initial public offering.

F4 · ownership.nature: Each of the reporting persons disclaims beneficial ownership of these securities except to the extent of his, her or its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 of for any other purpose. Mr. Agrawal is a director of the Issuer and files separate Section 16 reports.

F6 · ownership.nature: Battery Partners XI Side Fund, LLC ("BP XI SF") is the general partner of each of BV XI-A SF and BV XI-B SF (collectively, the "BP XI SF Funds") and may be deemed to beneficially own the shares held by the BP XI SF Funds. BP XI SF's investment adviser is BMC. The BP XI Managing Members are the managing members of BP XI SF and may be deemed to share voting and dispositive power over the securities held by the BP XI SF Funds.

F20 · ownership.nature: Represents (i) 619,624 shares held by BV XI-A SF and (ii) 134,360 shares held by BV XI-B SF.

SEC source: 0001209191-21-066509 · doc4.xml · derivative · entry 24

BROWN MICHAEL MAURICE · CIK 0001354614 · 10% owner

Elhafed Morad · CIK 0001869518 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · see footnote

Disclosed balance after: 0

Underlying: Common Stock · 781,624 shares

Expires not disclosed

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

F1 · derivative.exercise_price: Each share of Series A-1 Preferred Stock-NV, Series A Preferred Stock, Series A Preferred Stock-NV, Series B Preferred Stock, Series B Preferred Stock-NV, Series C Preferred Stock, Series D Preferred Stock and Series E Preferred Stock automatically converted into shares of Common Stock on a 1:1 basis prior to being reclassified into shares of Series B Common Stock on a 1:1 basis immediately prior to the closing of the Issuer's initial public offering.

F1 · derivative.exercise_date: Each share of Series A-1 Preferred Stock-NV, Series A Preferred Stock, Series A Preferred Stock-NV, Series B Preferred Stock, Series B Preferred Stock-NV, Series C Preferred Stock, Series D Preferred Stock and Series E Preferred Stock automatically converted into shares of Common Stock on a 1:1 basis prior to being reclassified into shares of Series B Common Stock on a 1:1 basis immediately prior to the closing of the Issuer's initial public offering.

F1 · derivative.expiration_date: Each share of Series A-1 Preferred Stock-NV, Series A Preferred Stock, Series A Preferred Stock-NV, Series B Preferred Stock, Series B Preferred Stock-NV, Series C Preferred Stock, Series D Preferred Stock and Series E Preferred Stock automatically converted into shares of Common Stock on a 1:1 basis prior to being reclassified into shares of Series B Common Stock on a 1:1 basis immediately prior to the closing of the Issuer's initial public offering.

F3 · ownership.nature: Battery Partners XI, LLC ("BP XI") is the general partner of each of BV XI-A and BV XI-B and the managing member of BIP XI. BP XI may be deemed to beneficially own the shares held by BIP XI, BV XI-A and BV XI-B (collectively, the ("BP XI Funds"). BP XI's investment adviser is Battery Management Corp. ("BMC"). Neeraj Agrawal, Michael Brown, Jesse Feldman, Russell Fleischer, Roger Lee, Chelsea Stoner, Dharmesh Thakker, and Scott Tobin (collectively the "BP XI Managing Members") are the managing members of BP XI and may be deemed to share voting and dispositive power over the securities held by the BP XI Funds.

F4 · ownership.nature: Each of the reporting persons disclaims beneficial ownership of these securities except to the extent of his, her or its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 of for any other purpose. Mr. Agrawal is a director of the Issuer and files separate Section 16 reports.

F19 · ownership.nature: Represents (i) 27,640 shares held by BIP XI; (ii) 596,400 shares held by BV XI-A; and (iii) 157,584 shares held by BV XI-B.

SEC source: 0001209191-21-066509 · doc4.xml · derivative · entry 23

BROWN MICHAEL MAURICE · CIK 0001354614 · 10% owner

Elhafed Morad · CIK 0001869518 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · see footnote

Disclosed balance after: 0

Underlying: Common Stock · 5,162,432 shares

Expires not disclosed

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

F1 · derivative.exercise_price: Each share of Series A-1 Preferred Stock-NV, Series A Preferred Stock, Series A Preferred Stock-NV, Series B Preferred Stock, Series B Preferred Stock-NV, Series C Preferred Stock, Series D Preferred Stock and Series E Preferred Stock automatically converted into shares of Common Stock on a 1:1 basis prior to being reclassified into shares of Series B Common Stock on a 1:1 basis immediately prior to the closing of the Issuer's initial public offering.

F1 · derivative.exercise_date: Each share of Series A-1 Preferred Stock-NV, Series A Preferred Stock, Series A Preferred Stock-NV, Series B Preferred Stock, Series B Preferred Stock-NV, Series C Preferred Stock, Series D Preferred Stock and Series E Preferred Stock automatically converted into shares of Common Stock on a 1:1 basis prior to being reclassified into shares of Series B Common Stock on a 1:1 basis immediately prior to the closing of the Issuer's initial public offering.

F1 · derivative.expiration_date: Each share of Series A-1 Preferred Stock-NV, Series A Preferred Stock, Series A Preferred Stock-NV, Series B Preferred Stock, Series B Preferred Stock-NV, Series C Preferred Stock, Series D Preferred Stock and Series E Preferred Stock automatically converted into shares of Common Stock on a 1:1 basis prior to being reclassified into shares of Series B Common Stock on a 1:1 basis immediately prior to the closing of the Issuer's initial public offering.

F4 · ownership.nature: Each of the reporting persons disclaims beneficial ownership of these securities except to the extent of his, her or its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 of for any other purpose. Mr. Agrawal is a director of the Issuer and files separate Section 16 reports.

F6 · ownership.nature: Battery Partners XI Side Fund, LLC ("BP XI SF") is the general partner of each of BV XI-A SF and BV XI-B SF (collectively, the "BP XI SF Funds") and may be deemed to beneficially own the shares held by the BP XI SF Funds. BP XI SF's investment adviser is BMC. The BP XI Managing Members are the managing members of BP XI SF and may be deemed to share voting and dispositive power over the securities held by the BP XI SF Funds.

F18 · ownership.nature: Represents (i) 4,242,496 shares held by BV XI-A SF and (ii) 919,936 shares held by BV XI-B SF.

SEC source: 0001209191-21-066509 · doc4.xml · derivative · entry 22

BROWN MICHAEL MAURICE · CIK 0001354614 · 10% owner

Elhafed Morad · CIK 0001869518 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · see footnote

Disclosed balance after: 0

Underlying: Common Stock · 5,351,696 shares

Expires not disclosed

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

F1 · derivative.exercise_price: Each share of Series A-1 Preferred Stock-NV, Series A Preferred Stock, Series A Preferred Stock-NV, Series B Preferred Stock, Series B Preferred Stock-NV, Series C Preferred Stock, Series D Preferred Stock and Series E Preferred Stock automatically converted into shares of Common Stock on a 1:1 basis prior to being reclassified into shares of Series B Common Stock on a 1:1 basis immediately prior to the closing of the Issuer's initial public offering.

F1 · derivative.exercise_date: Each share of Series A-1 Preferred Stock-NV, Series A Preferred Stock, Series A Preferred Stock-NV, Series B Preferred Stock, Series B Preferred Stock-NV, Series C Preferred Stock, Series D Preferred Stock and Series E Preferred Stock automatically converted into shares of Common Stock on a 1:1 basis prior to being reclassified into shares of Series B Common Stock on a 1:1 basis immediately prior to the closing of the Issuer's initial public offering.

F1 · derivative.expiration_date: Each share of Series A-1 Preferred Stock-NV, Series A Preferred Stock, Series A Preferred Stock-NV, Series B Preferred Stock, Series B Preferred Stock-NV, Series C Preferred Stock, Series D Preferred Stock and Series E Preferred Stock automatically converted into shares of Common Stock on a 1:1 basis prior to being reclassified into shares of Series B Common Stock on a 1:1 basis immediately prior to the closing of the Issuer's initial public offering.

F3 · ownership.nature: Battery Partners XI, LLC ("BP XI") is the general partner of each of BV XI-A and BV XI-B and the managing member of BIP XI. BP XI may be deemed to beneficially own the shares held by BIP XI, BV XI-A and BV XI-B (collectively, the ("BP XI Funds"). BP XI's investment adviser is Battery Management Corp. ("BMC"). Neeraj Agrawal, Michael Brown, Jesse Feldman, Russell Fleischer, Roger Lee, Chelsea Stoner, Dharmesh Thakker, and Scott Tobin (collectively the "BP XI Managing Members") are the managing members of BP XI and may be deemed to share voting and dispositive power over the securities held by the BP XI Funds.

F4 · ownership.nature: Each of the reporting persons disclaims beneficial ownership of these securities except to the extent of his, her or its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 of for any other purpose. Mr. Agrawal is a director of the Issuer and files separate Section 16 reports.

F17 · ownership.nature: Represents (i) 189,264 shares held by BIP XI; (ii) 4,083,488 shares held by BV XI-A; and (iii) 1,078,944 shares held by BV XI-B.

SEC source: 0001209191-21-066509 · doc4.xml · derivative · entry 21

BROWN MICHAEL MAURICE · CIK 0001354614 · 10% owner

Elhafed Morad · CIK 0001869518 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · see footnote

Disclosed balance after: 0

Underlying: Common Stock · 312,603 shares

Expires not disclosed

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

F1 · derivative.exercise_price: Each share of Series A-1 Preferred Stock-NV, Series A Preferred Stock, Series A Preferred Stock-NV, Series B Preferred Stock, Series B Preferred Stock-NV, Series C Preferred Stock, Series D Preferred Stock and Series E Preferred Stock automatically converted into shares of Common Stock on a 1:1 basis prior to being reclassified into shares of Series B Common Stock on a 1:1 basis immediately prior to the closing of the Issuer's initial public offering.

F1 · derivative.exercise_date: Each share of Series A-1 Preferred Stock-NV, Series A Preferred Stock, Series A Preferred Stock-NV, Series B Preferred Stock, Series B Preferred Stock-NV, Series C Preferred Stock, Series D Preferred Stock and Series E Preferred Stock automatically converted into shares of Common Stock on a 1:1 basis prior to being reclassified into shares of Series B Common Stock on a 1:1 basis immediately prior to the closing of the Issuer's initial public offering.

F1 · derivative.expiration_date: Each share of Series A-1 Preferred Stock-NV, Series A Preferred Stock, Series A Preferred Stock-NV, Series B Preferred Stock, Series B Preferred Stock-NV, Series C Preferred Stock, Series D Preferred Stock and Series E Preferred Stock automatically converted into shares of Common Stock on a 1:1 basis prior to being reclassified into shares of Series B Common Stock on a 1:1 basis immediately prior to the closing of the Issuer's initial public offering.

F4 · ownership.nature: Each of the reporting persons disclaims beneficial ownership of these securities except to the extent of his, her or its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 of for any other purpose. Mr. Agrawal is a director of the Issuer and files separate Section 16 reports.

F6 · ownership.nature: Battery Partners XI Side Fund, LLC ("BP XI SF") is the general partner of each of BV XI-A SF and BV XI-B SF (collectively, the "BP XI SF Funds") and may be deemed to beneficially own the shares held by the BP XI SF Funds. BP XI SF's investment adviser is BMC. The BP XI Managing Members are the managing members of BP XI SF and may be deemed to share voting and dispositive power over the securities held by the BP XI SF Funds.

F16 · ownership.nature: Represents (i) 256,897 shares held by BV XI-A SF and (ii) 55,706 shares held by BV XI-B SF.

SEC source: 0001209191-21-066509 · doc4.xml · derivative · entry 20

BROWN MICHAEL MAURICE · CIK 0001354614 · 10% owner

Elhafed Morad · CIK 0001869518 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · see footnote

Disclosed balance after: 0

Underlying: Common Stock · 324,063 shares

Expires not disclosed

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

F1 · derivative.exercise_price: Each share of Series A-1 Preferred Stock-NV, Series A Preferred Stock, Series A Preferred Stock-NV, Series B Preferred Stock, Series B Preferred Stock-NV, Series C Preferred Stock, Series D Preferred Stock and Series E Preferred Stock automatically converted into shares of Common Stock on a 1:1 basis prior to being reclassified into shares of Series B Common Stock on a 1:1 basis immediately prior to the closing of the Issuer's initial public offering.

F1 · derivative.exercise_date: Each share of Series A-1 Preferred Stock-NV, Series A Preferred Stock, Series A Preferred Stock-NV, Series B Preferred Stock, Series B Preferred Stock-NV, Series C Preferred Stock, Series D Preferred Stock and Series E Preferred Stock automatically converted into shares of Common Stock on a 1:1 basis prior to being reclassified into shares of Series B Common Stock on a 1:1 basis immediately prior to the closing of the Issuer's initial public offering.

F1 · derivative.expiration_date: Each share of Series A-1 Preferred Stock-NV, Series A Preferred Stock, Series A Preferred Stock-NV, Series B Preferred Stock, Series B Preferred Stock-NV, Series C Preferred Stock, Series D Preferred Stock and Series E Preferred Stock automatically converted into shares of Common Stock on a 1:1 basis prior to being reclassified into shares of Series B Common Stock on a 1:1 basis immediately prior to the closing of the Issuer's initial public offering.

F3 · ownership.nature: Battery Partners XI, LLC ("BP XI") is the general partner of each of BV XI-A and BV XI-B and the managing member of BIP XI. BP XI may be deemed to beneficially own the shares held by BIP XI, BV XI-A and BV XI-B (collectively, the ("BP XI Funds"). BP XI's investment adviser is Battery Management Corp. ("BMC"). Neeraj Agrawal, Michael Brown, Jesse Feldman, Russell Fleischer, Roger Lee, Chelsea Stoner, Dharmesh Thakker, and Scott Tobin (collectively the "BP XI Managing Members") are the managing members of BP XI and may be deemed to share voting and dispositive power over the securities held by the BP XI Funds.

F4 · ownership.nature: Each of the reporting persons disclaims beneficial ownership of these securities except to the extent of his, her or its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 of for any other purpose. Mr. Agrawal is a director of the Issuer and files separate Section 16 reports.

F15 · ownership.nature: Represents (i) 11,460 shares held by BIP XI; (ii) 247,269 shares held by BV XI-A; and (iii) 65,334 shares held by BV XI-B.

SEC source: 0001209191-21-066509 · doc4.xml · derivative · entry 19

BROWN MICHAEL MAURICE · CIK 0001354614 · 10% owner

Elhafed Morad · CIK 0001869518 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · see footnote

Disclosed balance after: 0

Underlying: Common Stock · 521,585 shares

Expires not disclosed

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

F1 · derivative.exercise_price: Each share of Series A-1 Preferred Stock-NV, Series A Preferred Stock, Series A Preferred Stock-NV, Series B Preferred Stock, Series B Preferred Stock-NV, Series C Preferred Stock, Series D Preferred Stock and Series E Preferred Stock automatically converted into shares of Common Stock on a 1:1 basis prior to being reclassified into shares of Series B Common Stock on a 1:1 basis immediately prior to the closing of the Issuer's initial public offering.

F1 · derivative.exercise_date: Each share of Series A-1 Preferred Stock-NV, Series A Preferred Stock, Series A Preferred Stock-NV, Series B Preferred Stock, Series B Preferred Stock-NV, Series C Preferred Stock, Series D Preferred Stock and Series E Preferred Stock automatically converted into shares of Common Stock on a 1:1 basis prior to being reclassified into shares of Series B Common Stock on a 1:1 basis immediately prior to the closing of the Issuer's initial public offering.

F1 · derivative.expiration_date: Each share of Series A-1 Preferred Stock-NV, Series A Preferred Stock, Series A Preferred Stock-NV, Series B Preferred Stock, Series B Preferred Stock-NV, Series C Preferred Stock, Series D Preferred Stock and Series E Preferred Stock automatically converted into shares of Common Stock on a 1:1 basis prior to being reclassified into shares of Series B Common Stock on a 1:1 basis immediately prior to the closing of the Issuer's initial public offering.

F4 · ownership.nature: Each of the reporting persons disclaims beneficial ownership of these securities except to the extent of his, her or its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 of for any other purpose. Mr. Agrawal is a director of the Issuer and files separate Section 16 reports.

F8 · ownership.nature: Shares are held by Battery Ventures Select Fund I, L.P. ("BV Select I"). Battery Partners Select Fund I, L.P. ("BP Select I") is the general partner of BV Select I. BP Select I GP is the general partner of BP Select I and may be deemed to beneficially own the shares held by BV Select I. BP Select I GP's investment adviser is BMC. The BP Select Managing Members are the managing members of BP Select I GP and may be deemed to share voting and dispositive power over the securities held by BV Select I.

SEC source: 0001209191-21-066509 · doc4.xml · derivative · entry 18

BROWN MICHAEL MAURICE · CIK 0001354614 · 10% owner

Elhafed Morad · CIK 0001869518 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · see footnote

Disclosed balance after: 0

Underlying: Common Stock · 51,586 shares

Expires not disclosed

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

F1 · derivative.exercise_price: Each share of Series A-1 Preferred Stock-NV, Series A Preferred Stock, Series A Preferred Stock-NV, Series B Preferred Stock, Series B Preferred Stock-NV, Series C Preferred Stock, Series D Preferred Stock and Series E Preferred Stock automatically converted into shares of Common Stock on a 1:1 basis prior to being reclassified into shares of Series B Common Stock on a 1:1 basis immediately prior to the closing of the Issuer's initial public offering.

F1 · derivative.exercise_date: Each share of Series A-1 Preferred Stock-NV, Series A Preferred Stock, Series A Preferred Stock-NV, Series B Preferred Stock, Series B Preferred Stock-NV, Series C Preferred Stock, Series D Preferred Stock and Series E Preferred Stock automatically converted into shares of Common Stock on a 1:1 basis prior to being reclassified into shares of Series B Common Stock on a 1:1 basis immediately prior to the closing of the Issuer's initial public offering.

F1 · derivative.expiration_date: Each share of Series A-1 Preferred Stock-NV, Series A Preferred Stock, Series A Preferred Stock-NV, Series B Preferred Stock, Series B Preferred Stock-NV, Series C Preferred Stock, Series D Preferred Stock and Series E Preferred Stock automatically converted into shares of Common Stock on a 1:1 basis prior to being reclassified into shares of Series B Common Stock on a 1:1 basis immediately prior to the closing of the Issuer's initial public offering.

F4 · ownership.nature: Each of the reporting persons disclaims beneficial ownership of these securities except to the extent of his, her or its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 of for any other purpose. Mr. Agrawal is a director of the Issuer and files separate Section 16 reports.

F7 · ownership.nature: Shares are held by Battery Investment Partners Select Fund I, L.P. ("BIP Select I"). Battery Partners Select Fund I GP, LLC ("BP Select I GP") is the general partner of BIP Select I and may be deemed to beneficially own the shares held by BIP Select I. BP Select I GP's investment adviser is BMC. The BP XI Managing Members and Morad Elhafed (collectively, the "BP Select Managing Members") are the managing members of BP Select I GP and may be deemed to share voting and dispositive power over the securities held by BIP Select I.

SEC source: 0001209191-21-066509 · doc4.xml · derivative · entry 17

BROWN MICHAEL MAURICE · CIK 0001354614 · 10% owner

Elhafed Morad · CIK 0001869518 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · see footnote

Disclosed balance after: 0

Underlying: Common Stock · 265,387 shares

Expires not disclosed

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

F1 · derivative.exercise_price: Each share of Series A-1 Preferred Stock-NV, Series A Preferred Stock, Series A Preferred Stock-NV, Series B Preferred Stock, Series B Preferred Stock-NV, Series C Preferred Stock, Series D Preferred Stock and Series E Preferred Stock automatically converted into shares of Common Stock on a 1:1 basis prior to being reclassified into shares of Series B Common Stock on a 1:1 basis immediately prior to the closing of the Issuer's initial public offering.

F1 · derivative.exercise_date: Each share of Series A-1 Preferred Stock-NV, Series A Preferred Stock, Series A Preferred Stock-NV, Series B Preferred Stock, Series B Preferred Stock-NV, Series C Preferred Stock, Series D Preferred Stock and Series E Preferred Stock automatically converted into shares of Common Stock on a 1:1 basis prior to being reclassified into shares of Series B Common Stock on a 1:1 basis immediately prior to the closing of the Issuer's initial public offering.

F1 · derivative.expiration_date: Each share of Series A-1 Preferred Stock-NV, Series A Preferred Stock, Series A Preferred Stock-NV, Series B Preferred Stock, Series B Preferred Stock-NV, Series C Preferred Stock, Series D Preferred Stock and Series E Preferred Stock automatically converted into shares of Common Stock on a 1:1 basis prior to being reclassified into shares of Series B Common Stock on a 1:1 basis immediately prior to the closing of the Issuer's initial public offering.

F4 · ownership.nature: Each of the reporting persons disclaims beneficial ownership of these securities except to the extent of his, her or its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 of for any other purpose. Mr. Agrawal is a director of the Issuer and files separate Section 16 reports.

F6 · ownership.nature: Battery Partners XI Side Fund, LLC ("BP XI SF") is the general partner of each of BV XI-A SF and BV XI-B SF (collectively, the "BP XI SF Funds") and may be deemed to beneficially own the shares held by the BP XI SF Funds. BP XI SF's investment adviser is BMC. The BP XI Managing Members are the managing members of BP XI SF and may be deemed to share voting and dispositive power over the securities held by the BP XI SF Funds.

F14 · ownership.nature: Represents (i) 218,095 shares held by BV XI-A SF and (ii) 47,292 shares held by BV XI-B SF.

SEC source: 0001209191-21-066509 · doc4.xml · derivative · entry 16

BROWN MICHAEL MAURICE · CIK 0001354614 · 10% owner

Elhafed Morad · CIK 0001869518 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · see footnote

Disclosed balance after: 0

Underlying: Common Stock · 275,116 shares

Expires not disclosed

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

F1 · derivative.exercise_price: Each share of Series A-1 Preferred Stock-NV, Series A Preferred Stock, Series A Preferred Stock-NV, Series B Preferred Stock, Series B Preferred Stock-NV, Series C Preferred Stock, Series D Preferred Stock and Series E Preferred Stock automatically converted into shares of Common Stock on a 1:1 basis prior to being reclassified into shares of Series B Common Stock on a 1:1 basis immediately prior to the closing of the Issuer's initial public offering.

F1 · derivative.exercise_date: Each share of Series A-1 Preferred Stock-NV, Series A Preferred Stock, Series A Preferred Stock-NV, Series B Preferred Stock, Series B Preferred Stock-NV, Series C Preferred Stock, Series D Preferred Stock and Series E Preferred Stock automatically converted into shares of Common Stock on a 1:1 basis prior to being reclassified into shares of Series B Common Stock on a 1:1 basis immediately prior to the closing of the Issuer's initial public offering.

F1 · derivative.expiration_date: Each share of Series A-1 Preferred Stock-NV, Series A Preferred Stock, Series A Preferred Stock-NV, Series B Preferred Stock, Series B Preferred Stock-NV, Series C Preferred Stock, Series D Preferred Stock and Series E Preferred Stock automatically converted into shares of Common Stock on a 1:1 basis prior to being reclassified into shares of Series B Common Stock on a 1:1 basis immediately prior to the closing of the Issuer's initial public offering.

F3 · ownership.nature: Battery Partners XI, LLC ("BP XI") is the general partner of each of BV XI-A and BV XI-B and the managing member of BIP XI. BP XI may be deemed to beneficially own the shares held by BIP XI, BV XI-A and BV XI-B (collectively, the ("BP XI Funds"). BP XI's investment adviser is Battery Management Corp. ("BMC"). Neeraj Agrawal, Michael Brown, Jesse Feldman, Russell Fleischer, Roger Lee, Chelsea Stoner, Dharmesh Thakker, and Scott Tobin (collectively the "BP XI Managing Members") are the managing members of BP XI and may be deemed to share voting and dispositive power over the securities held by the BP XI Funds.

F4 · ownership.nature: Each of the reporting persons disclaims beneficial ownership of these securities except to the extent of his, her or its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 of for any other purpose. Mr. Agrawal is a director of the Issuer and files separate Section 16 reports.

F13 · ownership.nature: Represents (i) 9,729 shares held by BIP XI; (ii) 209,921 shares held by BV XI-A; and (iii) 55,466 shares held by BV XI-B.

SEC source: 0001209191-21-066509 · doc4.xml · derivative · entry 15

BROWN MICHAEL MAURICE · CIK 0001354614 · 10% owner

Elhafed Morad · CIK 0001869518 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · see footnote

Disclosed balance after: 0

Underlying: Common Stock · 1,609,187 shares

Expires not disclosed

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

F1 · derivative.exercise_price: Each share of Series A-1 Preferred Stock-NV, Series A Preferred Stock, Series A Preferred Stock-NV, Series B Preferred Stock, Series B Preferred Stock-NV, Series C Preferred Stock, Series D Preferred Stock and Series E Preferred Stock automatically converted into shares of Common Stock on a 1:1 basis prior to being reclassified into shares of Series B Common Stock on a 1:1 basis immediately prior to the closing of the Issuer's initial public offering.

F1 · derivative.exercise_date: Each share of Series A-1 Preferred Stock-NV, Series A Preferred Stock, Series A Preferred Stock-NV, Series B Preferred Stock, Series B Preferred Stock-NV, Series C Preferred Stock, Series D Preferred Stock and Series E Preferred Stock automatically converted into shares of Common Stock on a 1:1 basis prior to being reclassified into shares of Series B Common Stock on a 1:1 basis immediately prior to the closing of the Issuer's initial public offering.

F1 · derivative.expiration_date: Each share of Series A-1 Preferred Stock-NV, Series A Preferred Stock, Series A Preferred Stock-NV, Series B Preferred Stock, Series B Preferred Stock-NV, Series C Preferred Stock, Series D Preferred Stock and Series E Preferred Stock automatically converted into shares of Common Stock on a 1:1 basis prior to being reclassified into shares of Series B Common Stock on a 1:1 basis immediately prior to the closing of the Issuer's initial public offering.

F4 · ownership.nature: Each of the reporting persons disclaims beneficial ownership of these securities except to the extent of his, her or its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 of for any other purpose. Mr. Agrawal is a director of the Issuer and files separate Section 16 reports.

F8 · ownership.nature: Shares are held by Battery Ventures Select Fund I, L.P. ("BV Select I"). Battery Partners Select Fund I, L.P. ("BP Select I") is the general partner of BV Select I. BP Select I GP is the general partner of BP Select I and may be deemed to beneficially own the shares held by BV Select I. BP Select I GP's investment adviser is BMC. The BP Select Managing Members are the managing members of BP Select I GP and may be deemed to share voting and dispositive power over the securities held by BV Select I.

SEC source: 0001209191-21-066509 · doc4.xml · derivative · entry 14

BROWN MICHAEL MAURICE · CIK 0001354614 · 10% owner

Elhafed Morad · CIK 0001869518 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · see footnote

Disclosed balance after: 0

Underlying: Common Stock · 159,150 shares

Expires not disclosed

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

F1 · derivative.exercise_price: Each share of Series A-1 Preferred Stock-NV, Series A Preferred Stock, Series A Preferred Stock-NV, Series B Preferred Stock, Series B Preferred Stock-NV, Series C Preferred Stock, Series D Preferred Stock and Series E Preferred Stock automatically converted into shares of Common Stock on a 1:1 basis prior to being reclassified into shares of Series B Common Stock on a 1:1 basis immediately prior to the closing of the Issuer's initial public offering.

F1 · derivative.exercise_date: Each share of Series A-1 Preferred Stock-NV, Series A Preferred Stock, Series A Preferred Stock-NV, Series B Preferred Stock, Series B Preferred Stock-NV, Series C Preferred Stock, Series D Preferred Stock and Series E Preferred Stock automatically converted into shares of Common Stock on a 1:1 basis prior to being reclassified into shares of Series B Common Stock on a 1:1 basis immediately prior to the closing of the Issuer's initial public offering.

F1 · derivative.expiration_date: Each share of Series A-1 Preferred Stock-NV, Series A Preferred Stock, Series A Preferred Stock-NV, Series B Preferred Stock, Series B Preferred Stock-NV, Series C Preferred Stock, Series D Preferred Stock and Series E Preferred Stock automatically converted into shares of Common Stock on a 1:1 basis prior to being reclassified into shares of Series B Common Stock on a 1:1 basis immediately prior to the closing of the Issuer's initial public offering.

F4 · ownership.nature: Each of the reporting persons disclaims beneficial ownership of these securities except to the extent of his, her or its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 of for any other purpose. Mr. Agrawal is a director of the Issuer and files separate Section 16 reports.

F7 · ownership.nature: Shares are held by Battery Investment Partners Select Fund I, L.P. ("BIP Select I"). Battery Partners Select Fund I GP, LLC ("BP Select I GP") is the general partner of BIP Select I and may be deemed to beneficially own the shares held by BIP Select I. BP Select I GP's investment adviser is BMC. The BP XI Managing Members and Morad Elhafed (collectively, the "BP Select Managing Members") are the managing members of BP Select I GP and may be deemed to share voting and dispositive power over the securities held by BIP Select I.

SEC source: 0001209191-21-066509 · doc4.xml · derivative · entry 13

BROWN MICHAEL MAURICE · CIK 0001354614 · 10% owner

Elhafed Morad · CIK 0001869518 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · see footnote

Disclosed balance after: 0

Underlying: Common Stock · 37,396 shares

Expires not disclosed

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

F1 · derivative.exercise_price: Each share of Series A-1 Preferred Stock-NV, Series A Preferred Stock, Series A Preferred Stock-NV, Series B Preferred Stock, Series B Preferred Stock-NV, Series C Preferred Stock, Series D Preferred Stock and Series E Preferred Stock automatically converted into shares of Common Stock on a 1:1 basis prior to being reclassified into shares of Series B Common Stock on a 1:1 basis immediately prior to the closing of the Issuer's initial public offering.

F1 · derivative.exercise_date: Each share of Series A-1 Preferred Stock-NV, Series A Preferred Stock, Series A Preferred Stock-NV, Series B Preferred Stock, Series B Preferred Stock-NV, Series C Preferred Stock, Series D Preferred Stock and Series E Preferred Stock automatically converted into shares of Common Stock on a 1:1 basis prior to being reclassified into shares of Series B Common Stock on a 1:1 basis immediately prior to the closing of the Issuer's initial public offering.

F1 · derivative.expiration_date: Each share of Series A-1 Preferred Stock-NV, Series A Preferred Stock, Series A Preferred Stock-NV, Series B Preferred Stock, Series B Preferred Stock-NV, Series C Preferred Stock, Series D Preferred Stock and Series E Preferred Stock automatically converted into shares of Common Stock on a 1:1 basis prior to being reclassified into shares of Series B Common Stock on a 1:1 basis immediately prior to the closing of the Issuer's initial public offering.

F4 · ownership.nature: Each of the reporting persons disclaims beneficial ownership of these securities except to the extent of his, her or its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 of for any other purpose. Mr. Agrawal is a director of the Issuer and files separate Section 16 reports.

F6 · ownership.nature: Battery Partners XI Side Fund, LLC ("BP XI SF") is the general partner of each of BV XI-A SF and BV XI-B SF (collectively, the "BP XI SF Funds") and may be deemed to beneficially own the shares held by the BP XI SF Funds. BP XI SF's investment adviser is BMC. The BP XI Managing Members are the managing members of BP XI SF and may be deemed to share voting and dispositive power over the securities held by the BP XI SF Funds.

F12 · ownership.nature: Represents (i) 30,732 shares held by BV XI-A SF and (ii) 6,664 shares held by BV XI-B SF.

SEC source: 0001209191-21-066509 · doc4.xml · derivative · entry 12

BROWN MICHAEL MAURICE · CIK 0001354614 · 10% owner

Elhafed Morad · CIK 0001869518 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · see footnote

Disclosed balance after: 0

Underlying: Common Stock · 38,767 shares

Expires not disclosed

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

F1 · derivative.exercise_price: Each share of Series A-1 Preferred Stock-NV, Series A Preferred Stock, Series A Preferred Stock-NV, Series B Preferred Stock, Series B Preferred Stock-NV, Series C Preferred Stock, Series D Preferred Stock and Series E Preferred Stock automatically converted into shares of Common Stock on a 1:1 basis prior to being reclassified into shares of Series B Common Stock on a 1:1 basis immediately prior to the closing of the Issuer's initial public offering.

F1 · derivative.exercise_date: Each share of Series A-1 Preferred Stock-NV, Series A Preferred Stock, Series A Preferred Stock-NV, Series B Preferred Stock, Series B Preferred Stock-NV, Series C Preferred Stock, Series D Preferred Stock and Series E Preferred Stock automatically converted into shares of Common Stock on a 1:1 basis prior to being reclassified into shares of Series B Common Stock on a 1:1 basis immediately prior to the closing of the Issuer's initial public offering.

F1 · derivative.expiration_date: Each share of Series A-1 Preferred Stock-NV, Series A Preferred Stock, Series A Preferred Stock-NV, Series B Preferred Stock, Series B Preferred Stock-NV, Series C Preferred Stock, Series D Preferred Stock and Series E Preferred Stock automatically converted into shares of Common Stock on a 1:1 basis prior to being reclassified into shares of Series B Common Stock on a 1:1 basis immediately prior to the closing of the Issuer's initial public offering.

F3 · ownership.nature: Battery Partners XI, LLC ("BP XI") is the general partner of each of BV XI-A and BV XI-B and the managing member of BIP XI. BP XI may be deemed to beneficially own the shares held by BIP XI, BV XI-A and BV XI-B (collectively, the ("BP XI Funds"). BP XI's investment adviser is Battery Management Corp. ("BMC"). Neeraj Agrawal, Michael Brown, Jesse Feldman, Russell Fleischer, Roger Lee, Chelsea Stoner, Dharmesh Thakker, and Scott Tobin (collectively the "BP XI Managing Members") are the managing members of BP XI and may be deemed to share voting and dispositive power over the securities held by the BP XI Funds.

F4 · ownership.nature: Each of the reporting persons disclaims beneficial ownership of these securities except to the extent of his, her or its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 of for any other purpose. Mr. Agrawal is a director of the Issuer and files separate Section 16 reports.

F11 · ownership.nature: Represents (i) 1,371 shares held by BIP XI; (ii) 29,580 shares held by BV XI-A; and (iii) 7,816 shares held by BV XI-B.

SEC source: 0001209191-21-066509 · doc4.xml · nonDerivative · entry 11

BROWN MICHAEL MAURICE · CIK 0001354614 · 10% owner

Elhafed Morad · CIK 0001869518 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · see footnote

Disclosed balance after: 1,395,750

F4 · ownership.nature: Each of the reporting persons disclaims beneficial ownership of these securities except to the extent of his, her or its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 of for any other purpose. Mr. Agrawal is a director of the Issuer and files separate Section 16 reports.

F8 · ownership.nature: Shares are held by Battery Ventures Select Fund I, L.P. ("BV Select I"). Battery Partners Select Fund I, L.P. ("BP Select I") is the general partner of BV Select I. BP Select I GP is the general partner of BP Select I and may be deemed to beneficially own the shares held by BV Select I. BP Select I GP's investment adviser is BMC. The BP Select Managing Members are the managing members of BP Select I GP and may be deemed to share voting and dispositive power over the securities held by BV Select I.

SEC source: 0001209191-21-066509 · doc4.xml · nonDerivative · entry 10

BROWN MICHAEL MAURICE · CIK 0001354614 · 10% owner

Elhafed Morad · CIK 0001869518 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · see footnote

Disclosed balance after: 29,250

F4 · ownership.nature: Each of the reporting persons disclaims beneficial ownership of these securities except to the extent of his, her or its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 of for any other purpose. Mr. Agrawal is a director of the Issuer and files separate Section 16 reports.

F7 · ownership.nature: Shares are held by Battery Investment Partners Select Fund I, L.P. ("BIP Select I"). Battery Partners Select Fund I GP, LLC ("BP Select I GP") is the general partner of BIP Select I and may be deemed to beneficially own the shares held by BIP Select I. BP Select I GP's investment adviser is BMC. The BP XI Managing Members and Morad Elhafed (collectively, the "BP Select Managing Members") are the managing members of BP Select I GP and may be deemed to share voting and dispositive power over the securities held by BIP Select I.

SEC source: 0001209191-21-066509 · doc4.xml · nonDerivative · entry 9

BROWN MICHAEL MAURICE · CIK 0001354614 · 10% owner

Elhafed Morad · CIK 0001869518 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · see footnote

Disclosed balance after: 1,100,000

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

F10 · price: Each share of Class B Common Stock is convertible into one share of Class A Common Stock (A) at any time at the option of the Reporting Person or (B) automatically upon the occurrence of the following: (1) the transfer of such share of Class B Common Stock, except for certain transfers whereby the Reporting Person continues to hold sole voting and dispositive power with respect to each such share, (2) the death of a Class B common stockholder who is a natural person, (3) the last trading day of the fiscal quarter immediately following the fifth anniversary of the Issuer's initial public offering, (4) the date specified by affirmative vote of the holders of a majority of the outstanding shares of Class B common stock and (5) the last trading day of the fiscal quarter during which the then outstanding shares of Class B Common Stock first represent less than 10% of the aggregate number of shares of the then outstanding Class A Common Stock and Class B Common Stock.

F4 · ownership.nature: Each of the reporting persons disclaims beneficial ownership of these securities except to the extent of his, her or its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 of for any other purpose. Mr. Agrawal is a director of the Issuer and files separate Section 16 reports.

F8 · ownership.nature: Shares are held by Battery Ventures Select Fund I, L.P. ("BV Select I"). Battery Partners Select Fund I, L.P. ("BP Select I") is the general partner of BV Select I. BP Select I GP is the general partner of BP Select I and may be deemed to beneficially own the shares held by BV Select I. BP Select I GP's investment adviser is BMC. The BP Select Managing Members are the managing members of BP Select I GP and may be deemed to share voting and dispositive power over the securities held by BV Select I.

SEC source: 0001209191-21-066509 · doc4.xml · nonDerivative · entry 8

BROWN MICHAEL MAURICE · CIK 0001354614 · 10% owner

Elhafed Morad · CIK 0001869518 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · see footnote

Disclosed balance after: 0

F9 · kind: Immediately prior to the closing of the Issuer's initial public offering, each share of Common Stock was reclassified into one share of Class B Common Stock in an exempt transaction pursuant to Rule 16b-7.

F9 · price: Immediately prior to the closing of the Issuer's initial public offering, each share of Common Stock was reclassified into one share of Class B Common Stock in an exempt transaction pursuant to Rule 16b-7.

F4 · ownership.nature: Each of the reporting persons disclaims beneficial ownership of these securities except to the extent of his, her or its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 of for any other purpose. Mr. Agrawal is a director of the Issuer and files separate Section 16 reports.

F8 · ownership.nature: Shares are held by Battery Ventures Select Fund I, L.P. ("BV Select I"). Battery Partners Select Fund I, L.P. ("BP Select I") is the general partner of BV Select I. BP Select I GP is the general partner of BP Select I and may be deemed to beneficially own the shares held by BV Select I. BP Select I GP's investment adviser is BMC. The BP Select Managing Members are the managing members of BP Select I GP and may be deemed to share voting and dispositive power over the securities held by BV Select I.

SEC source: 0001209191-21-066509 · doc4.xml · nonDerivative · entry 7

BROWN MICHAEL MAURICE · CIK 0001354614 · 10% owner

Elhafed Morad · CIK 0001869518 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · see footnote

Disclosed balance after: 0

F9 · kind: Immediately prior to the closing of the Issuer's initial public offering, each share of Common Stock was reclassified into one share of Class B Common Stock in an exempt transaction pursuant to Rule 16b-7.

F9 · price: Immediately prior to the closing of the Issuer's initial public offering, each share of Common Stock was reclassified into one share of Class B Common Stock in an exempt transaction pursuant to Rule 16b-7.

F4 · ownership.nature: Each of the reporting persons disclaims beneficial ownership of these securities except to the extent of his, her or its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 of for any other purpose. Mr. Agrawal is a director of the Issuer and files separate Section 16 reports.

F7 · ownership.nature: Shares are held by Battery Investment Partners Select Fund I, L.P. ("BIP Select I"). Battery Partners Select Fund I GP, LLC ("BP Select I GP") is the general partner of BIP Select I and may be deemed to beneficially own the shares held by BIP Select I. BP Select I GP's investment adviser is BMC. The BP XI Managing Members and Morad Elhafed (collectively, the "BP Select Managing Members") are the managing members of BP Select I GP and may be deemed to share voting and dispositive power over the securities held by BIP Select I.

SEC source: 0001209191-21-066509 · doc4.xml · nonDerivative · entry 6

BROWN MICHAEL MAURICE · CIK 0001354614 · 10% owner

Elhafed Morad · CIK 0001869518 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · see footnote

Disclosed balance after: 0

F9 · kind: Immediately prior to the closing of the Issuer's initial public offering, each share of Common Stock was reclassified into one share of Class B Common Stock in an exempt transaction pursuant to Rule 16b-7.

F9 · price: Immediately prior to the closing of the Issuer's initial public offering, each share of Common Stock was reclassified into one share of Class B Common Stock in an exempt transaction pursuant to Rule 16b-7.

F4 · ownership.nature: Each of the reporting persons disclaims beneficial ownership of these securities except to the extent of his, her or its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 of for any other purpose. Mr. Agrawal is a director of the Issuer and files separate Section 16 reports.

F5 · ownership.nature: Represents (i) 6,220,863 shares held by Battery Ventures XI-A Side Fund, L.P. ("BV XI-A SF") and (ii) 1,348,927 shares held by Battery Ventures XI-B Side Fund, L.P. ("BV XI-B SF").

F6 · ownership.nature: Battery Partners XI Side Fund, LLC ("BP XI SF") is the general partner of each of BV XI-A SF and BV XI-B SF (collectively, the "BP XI SF Funds") and may be deemed to beneficially own the shares held by the BP XI SF Funds. BP XI SF's investment adviser is BMC. The BP XI Managing Members are the managing members of BP XI SF and may be deemed to share voting and dispositive power over the securities held by the BP XI SF Funds.

SEC source: 0001209191-21-066509 · doc4.xml · nonDerivative · entry 5

BROWN MICHAEL MAURICE · CIK 0001354614 · 10% owner

Elhafed Morad · CIK 0001869518 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · see footnote

Disclosed balance after: 0

F9 · kind: Immediately prior to the closing of the Issuer's initial public offering, each share of Common Stock was reclassified into one share of Class B Common Stock in an exempt transaction pursuant to Rule 16b-7.

F9 · price: Immediately prior to the closing of the Issuer's initial public offering, each share of Common Stock was reclassified into one share of Class B Common Stock in an exempt transaction pursuant to Rule 16b-7.

F2 · ownership.nature: Represents (i) 277,516 shares held by Battery Investment Partners XI, LLC ("BIP XI"); (ii) 5,987,707 shares held by Battery Ventures XI-A, L.P. ("BV XI-A"); and (iii) 1,582,083 shares held by Battery Ventures XI-B, L.P. ("BV XI-B").

F3 · ownership.nature: Battery Partners XI, LLC ("BP XI") is the general partner of each of BV XI-A and BV XI-B and the managing member of BIP XI. BP XI may be deemed to beneficially own the shares held by BIP XI, BV XI-A and BV XI-B (collectively, the ("BP XI Funds"). BP XI's investment adviser is Battery Management Corp. ("BMC"). Neeraj Agrawal, Michael Brown, Jesse Feldman, Russell Fleischer, Roger Lee, Chelsea Stoner, Dharmesh Thakker, and Scott Tobin (collectively the "BP XI Managing Members") are the managing members of BP XI and may be deemed to share voting and dispositive power over the securities held by the BP XI Funds.

F4 · ownership.nature: Each of the reporting persons disclaims beneficial ownership of these securities except to the extent of his, her or its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 of for any other purpose. Mr. Agrawal is a director of the Issuer and files separate Section 16 reports.

SEC source: 0001209191-21-066509 · doc4.xml · nonDerivative · entry 4

BROWN MICHAEL MAURICE · CIK 0001354614 · 10% owner

Elhafed Morad · CIK 0001869518 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · see footnote

Disclosed balance after: 2,241,717

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 · price: Each share of Series A-1 Preferred Stock-NV, Series A Preferred Stock, Series A Preferred Stock-NV, Series B Preferred Stock, Series B Preferred Stock-NV, Series C Preferred Stock, Series D Preferred Stock and Series E Preferred Stock automatically converted into shares of Common Stock on a 1:1 basis prior to being reclassified into shares of Series B Common Stock on a 1:1 basis immediately prior to the closing of the Issuer's initial public offering.

F4 · ownership.nature: Each of the reporting persons disclaims beneficial ownership of these securities except to the extent of his, her or its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 of for any other purpose. Mr. Agrawal is a director of the Issuer and files separate Section 16 reports.

F8 · ownership.nature: Shares are held by Battery Ventures Select Fund I, L.P. ("BV Select I"). Battery Partners Select Fund I, L.P. ("BP Select I") is the general partner of BV Select I. BP Select I GP is the general partner of BP Select I and may be deemed to beneficially own the shares held by BV Select I. BP Select I GP's investment adviser is BMC. The BP Select Managing Members are the managing members of BP Select I GP and may be deemed to share voting and dispositive power over the securities held by BV Select I.

SEC source: 0001209191-21-066509 · doc4.xml · nonDerivative · entry 3

BROWN MICHAEL MAURICE · CIK 0001354614 · 10% owner

Elhafed Morad · CIK 0001869518 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · see footnote

Disclosed balance after: 221,708

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 · price: Each share of Series A-1 Preferred Stock-NV, Series A Preferred Stock, Series A Preferred Stock-NV, Series B Preferred Stock, Series B Preferred Stock-NV, Series C Preferred Stock, Series D Preferred Stock and Series E Preferred Stock automatically converted into shares of Common Stock on a 1:1 basis prior to being reclassified into shares of Series B Common Stock on a 1:1 basis immediately prior to the closing of the Issuer's initial public offering.

F4 · ownership.nature: Each of the reporting persons disclaims beneficial ownership of these securities except to the extent of his, her or its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 of for any other purpose. Mr. Agrawal is a director of the Issuer and files separate Section 16 reports.

F7 · ownership.nature: Shares are held by Battery Investment Partners Select Fund I, L.P. ("BIP Select I"). Battery Partners Select Fund I GP, LLC ("BP Select I GP") is the general partner of BIP Select I and may be deemed to beneficially own the shares held by BIP Select I. BP Select I GP's investment adviser is BMC. The BP XI Managing Members and Morad Elhafed (collectively, the "BP Select Managing Members") are the managing members of BP Select I GP and may be deemed to share voting and dispositive power over the securities held by BIP Select I.

SEC source: 0001209191-21-066509 · doc4.xml · nonDerivative · entry 2

BROWN MICHAEL MAURICE · CIK 0001354614 · 10% owner

Elhafed Morad · CIK 0001869518 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · see footnote

Disclosed balance after: 7,569,790

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 · price: Each share of Series A-1 Preferred Stock-NV, Series A Preferred Stock, Series A Preferred Stock-NV, Series B Preferred Stock, Series B Preferred Stock-NV, Series C Preferred Stock, Series D Preferred Stock and Series E Preferred Stock automatically converted into shares of Common Stock on a 1:1 basis prior to being reclassified into shares of Series B Common Stock on a 1:1 basis immediately prior to the closing of the Issuer's initial public offering.

F4 · ownership.nature: Each of the reporting persons disclaims beneficial ownership of these securities except to the extent of his, her or its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 of for any other purpose. Mr. Agrawal is a director of the Issuer and files separate Section 16 reports.

F5 · ownership.nature: Represents (i) 6,220,863 shares held by Battery Ventures XI-A Side Fund, L.P. ("BV XI-A SF") and (ii) 1,348,927 shares held by Battery Ventures XI-B Side Fund, L.P. ("BV XI-B SF").

F6 · ownership.nature: Battery Partners XI Side Fund, LLC ("BP XI SF") is the general partner of each of BV XI-A SF and BV XI-B SF (collectively, the "BP XI SF Funds") and may be deemed to beneficially own the shares held by the BP XI SF Funds. BP XI SF's investment adviser is BMC. The BP XI Managing Members are the managing members of BP XI SF and may be deemed to share voting and dispositive power over the securities held by the BP XI SF Funds.

SEC source: 0001209191-21-066509 · doc4.xml · nonDerivative · entry 1

BROWN MICHAEL MAURICE · CIK 0001354614 · 10% owner

Elhafed Morad · CIK 0001869518 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · see footnote

Disclosed balance after: 7,847,306

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 · price: Each share of Series A-1 Preferred Stock-NV, Series A Preferred Stock, Series A Preferred Stock-NV, Series B Preferred Stock, Series B Preferred Stock-NV, Series C Preferred Stock, Series D Preferred Stock and Series E Preferred Stock automatically converted into shares of Common Stock on a 1:1 basis prior to being reclassified into shares of Series B Common Stock on a 1:1 basis immediately prior to the closing of the Issuer's initial public offering.

F2 · ownership.nature: Represents (i) 277,516 shares held by Battery Investment Partners XI, LLC ("BIP XI"); (ii) 5,987,707 shares held by Battery Ventures XI-A, L.P. ("BV XI-A"); and (iii) 1,582,083 shares held by Battery Ventures XI-B, L.P. ("BV XI-B").

F3 · ownership.nature: Battery Partners XI, LLC ("BP XI") is the general partner of each of BV XI-A and BV XI-B and the managing member of BIP XI. BP XI may be deemed to beneficially own the shares held by BIP XI, BV XI-A and BV XI-B (collectively, the ("BP XI Funds"). BP XI's investment adviser is Battery Management Corp. ("BMC"). Neeraj Agrawal, Michael Brown, Jesse Feldman, Russell Fleischer, Roger Lee, Chelsea Stoner, Dharmesh Thakker, and Scott Tobin (collectively the "BP XI Managing Members") are the managing members of BP XI and may be deemed to share voting and dispositive power over the securities held by the BP XI Funds.

F4 · ownership.nature: Each of the reporting persons disclaims beneficial ownership of these securities except to the extent of his, her or its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 of for any other purpose. Mr. Agrawal is a director of the Issuer and files separate Section 16 reports.

SEC source: 0001894090-21-000002 · primary_doc.xml · derivative · entry 5

MCG7 Capital Inc. · CIK 0001894090 · 10% owner

Binder Clip Holdings LLC · CIK 0001893905 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · see footnote

Disclosed balance after: 8,634,408

Underlying: Class A Common Stock · 8,634,408 shares

Expires not disclosed

F4 · derivative.exercise_price: Each share of Class B Common Stock is convertible into one share of Class A Common Stock (A) at any time at the option of the Reporting Person or (B) automatically upon the occurrence of the following: (1) the transfer of such share of Class B Common Stock, except for certain transfers whereby the Reporting Person continues to hold sole voting and dispositive power with respect to each such share, (2) the death of a Class B common stockholder who is a natural person, (3) the last trading day of the fiscal quarter immediately following the fifth anniversary of the Issuer's initial public offering, (4) the date specified by affirmative vote of the holders of a majority of the outstanding shares of Class B common stock and (5) the last trading day of the fiscal quarter during which the then outstanding shares of Class B Common Stock first represent less than 10% of the aggregate number of shares of the then outstanding Class A Common Stock and Class B Common Stock.

F3 · kind: Immediately prior to the closing of the Issuer's initial public offering, each share of Common Stock was reclassified into one share of Class B Common Stock in an exempt transaction pursuant to Rule 16b-7.

F4 · derivative.exercise_date: Each share of Class B Common Stock is convertible into one share of Class A Common Stock (A) at any time at the option of the Reporting Person or (B) automatically upon the occurrence of the following: (1) the transfer of such share of Class B Common Stock, except for certain transfers whereby the Reporting Person continues to hold sole voting and dispositive power with respect to each such share, (2) the death of a Class B common stockholder who is a natural person, (3) the last trading day of the fiscal quarter immediately following the fifth anniversary of the Issuer's initial public offering, (4) the date specified by affirmative vote of the holders of a majority of the outstanding shares of Class B common stock and (5) the last trading day of the fiscal quarter during which the then outstanding shares of Class B Common Stock first represent less than 10% of the aggregate number of shares of the then outstanding Class A Common Stock and Class B Common Stock.

F4 · derivative.expiration_date: Each share of Class B Common Stock is convertible into one share of Class A Common Stock (A) at any time at the option of the Reporting Person or (B) automatically upon the occurrence of the following: (1) the transfer of such share of Class B Common Stock, except for certain transfers whereby the Reporting Person continues to hold sole voting and dispositive power with respect to each such share, (2) the death of a Class B common stockholder who is a natural person, (3) the last trading day of the fiscal quarter immediately following the fifth anniversary of the Issuer's initial public offering, (4) the date specified by affirmative vote of the holders of a majority of the outstanding shares of Class B common stock and (5) the last trading day of the fiscal quarter during which the then outstanding shares of Class B Common Stock first represent less than 10% of the aggregate number of shares of the then outstanding Class A Common Stock and Class B Common Stock.

F2 · ownership.nature: The shares held by Binder Clip Holdings LLC ("Binder"), the indirect wholly-owned subsidiary of MCG7 Capital Inc. ("MCG7"), may be deemed to be beneficially owned by MCG7. Voting and dispositive power with respect to the shares held by Binder is exercised by the board of managers of Binder. The board of directors of MCG7 and the board of managers of Binder are composed of the same three individuals, Laurent Attar, Zev Zlotnick and Jacob Horowitz. Decisions of MCG7 are made by a vote of a majority of directors, and as a result, no single person has voting or dispositive authority over such securities. Each director of MCG7 and each manager of Binder disclaims beneficial ownership of such securities.

SEC source: 0001894090-21-000002 · primary_doc.xml · derivative · entry 4

MCG7 Capital Inc. · CIK 0001894090 · 10% owner

Binder Clip Holdings LLC · CIK 0001893905 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · see footnote

Disclosed balance after: 0

Underlying: Common Stock · 492,496 shares

Expires not disclosed

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

F1 · derivative.exercise_price: Each share of Series A-1 Preferred Stock and Series A Preferred Stock automatically converted into shares of Common Stock on a 1:1 basis prior to being reclassified into shares of Series B Common Stock on a 1:1 basis immediately prior to the closing of the Issuer's initial public offering.

F1 · derivative.exercise_date: Each share of Series A-1 Preferred Stock and Series A Preferred Stock automatically converted into shares of Common Stock on a 1:1 basis prior to being reclassified into shares of Series B Common Stock on a 1:1 basis immediately prior to the closing of the Issuer's initial public offering.

F1 · derivative.expiration_date: Each share of Series A-1 Preferred Stock and Series A Preferred Stock automatically converted into shares of Common Stock on a 1:1 basis prior to being reclassified into shares of Series B Common Stock on a 1:1 basis immediately prior to the closing of the Issuer's initial public offering.

F2 · ownership.nature: The shares held by Binder Clip Holdings LLC ("Binder"), the indirect wholly-owned subsidiary of MCG7 Capital Inc. ("MCG7"), may be deemed to be beneficially owned by MCG7. Voting and dispositive power with respect to the shares held by Binder is exercised by the board of managers of Binder. The board of directors of MCG7 and the board of managers of Binder are composed of the same three individuals, Laurent Attar, Zev Zlotnick and Jacob Horowitz. Decisions of MCG7 are made by a vote of a majority of directors, and as a result, no single person has voting or dispositive authority over such securities. Each director of MCG7 and each manager of Binder disclaims beneficial ownership of such securities.

SEC source: 0001894090-21-000002 · primary_doc.xml · derivative · entry 3

MCG7 Capital Inc. · CIK 0001894090 · 10% owner

Binder Clip Holdings LLC · CIK 0001893905 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · see footnote

Disclosed balance after: 0

Underlying: Common Stock · 141,912 shares

Expires not disclosed

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

F1 · derivative.exercise_price: Each share of Series A-1 Preferred Stock and Series A Preferred Stock automatically converted into shares of Common Stock on a 1:1 basis prior to being reclassified into shares of Series B Common Stock on a 1:1 basis immediately prior to the closing of the Issuer's initial public offering.

F1 · derivative.exercise_date: Each share of Series A-1 Preferred Stock and Series A Preferred Stock automatically converted into shares of Common Stock on a 1:1 basis prior to being reclassified into shares of Series B Common Stock on a 1:1 basis immediately prior to the closing of the Issuer's initial public offering.

F1 · derivative.expiration_date: Each share of Series A-1 Preferred Stock and Series A Preferred Stock automatically converted into shares of Common Stock on a 1:1 basis prior to being reclassified into shares of Series B Common Stock on a 1:1 basis immediately prior to the closing of the Issuer's initial public offering.

F2 · ownership.nature: The shares held by Binder Clip Holdings LLC ("Binder"), the indirect wholly-owned subsidiary of MCG7 Capital Inc. ("MCG7"), may be deemed to be beneficially owned by MCG7. Voting and dispositive power with respect to the shares held by Binder is exercised by the board of managers of Binder. The board of directors of MCG7 and the board of managers of Binder are composed of the same three individuals, Laurent Attar, Zev Zlotnick and Jacob Horowitz. Decisions of MCG7 are made by a vote of a majority of directors, and as a result, no single person has voting or dispositive authority over such securities. Each director of MCG7 and each manager of Binder disclaims beneficial ownership of such securities.

SEC source: 0001894090-21-000002 · primary_doc.xml · nonDerivative · entry 2

MCG7 Capital Inc. · CIK 0001894090 · 10% owner

Binder Clip Holdings LLC · CIK 0001893905 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · see footnote

Disclosed balance after: 0

F3 · kind: Immediately prior to the closing of the Issuer's initial public offering, each share of Common Stock was reclassified into one share of Class B Common Stock in an exempt transaction pursuant to Rule 16b-7.

F3 · price: Immediately prior to the closing of the Issuer's initial public offering, each share of Common Stock was reclassified into one share of Class B Common Stock in an exempt transaction pursuant to Rule 16b-7.

F2 · ownership.nature: The shares held by Binder Clip Holdings LLC ("Binder"), the indirect wholly-owned subsidiary of MCG7 Capital Inc. ("MCG7"), may be deemed to be beneficially owned by MCG7. Voting and dispositive power with respect to the shares held by Binder is exercised by the board of managers of Binder. The board of directors of MCG7 and the board of managers of Binder are composed of the same three individuals, Laurent Attar, Zev Zlotnick and Jacob Horowitz. Decisions of MCG7 are made by a vote of a majority of directors, and as a result, no single person has voting or dispositive authority over such securities. Each director of MCG7 and each manager of Binder disclaims beneficial ownership of such securities.

SEC source: 0001894090-21-000002 · primary_doc.xml · nonDerivative · entry 1

MCG7 Capital Inc. · CIK 0001894090 · 10% owner

Binder Clip Holdings LLC · CIK 0001893905 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · see footnote

Disclosed balance after: 8,634,408

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 · price: Each share of Series A-1 Preferred Stock and Series A Preferred Stock automatically converted into shares of Common Stock on a 1:1 basis prior to being reclassified into shares of Series B Common Stock on a 1:1 basis immediately prior to the closing of the Issuer's initial public offering.

F2 · ownership.nature: The shares held by Binder Clip Holdings LLC ("Binder"), the indirect wholly-owned subsidiary of MCG7 Capital Inc. ("MCG7"), may be deemed to be beneficially owned by MCG7. Voting and dispositive power with respect to the shares held by Binder is exercised by the board of managers of Binder. The board of directors of MCG7 and the board of managers of Binder are composed of the same three individuals, Laurent Attar, Zev Zlotnick and Jacob Horowitz. Decisions of MCG7 are made by a vote of a majority of directors, and as a result, no single person has voting or dispositive authority over such securities. Each director of MCG7 and each manager of Binder disclaims beneficial ownership of such securities.

SEC source: 0001209191-21-066502 · doc4.xml · derivative · entry 34

Battery Partners Select Fund I GP, LLC · CIK 0001869352 · 10% owner

Battery Investment Partners Select Fund I, L.P. · CIK 0001845092 · 10% owner

Battery Ventures Select Fund I, L.P. · CIK 0001844915 · 10% owner

Battery Partners Select Fund I, L.P. · CIK 0001869424 · 10% owner

FLEISCHER RUSSELL L · CIK 0001108424 · 10% owner

Lee Roger H · CIK 0001404868 · 10% owner

Stoner Chelsea R. · CIK 0001741527 · 10% owner

Thakker Dharmesh · CIK 0001869544 · 10% owner

TOBIN SCOTT R · CIK 0001199926 · 10% owner

Feldman Jesse · CIK 0001568322 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · see footnote

Disclosed balance after: 1,141,717

Underlying: Class A Common Stock · 1,100,000 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.

F10 · derivative.exercise_price: Each share of Class B Common Stock is convertible into one share of Class A Common Stock (A) at any time at the option of the Reporting Person or (B) automatically upon the occurrence of the following: (1) the transfer of such share of Class B Common Stock, except for certain transfers whereby the Reporting Person continues to hold sole voting and dispositive power with respect to each such share, (2) the death of a Class B common stockholder who is a natural person, (3) the last trading day of the fiscal quarter immediately following the fifth anniversary of the Issuer's initial public offering, (4) the date specified by affirmative vote of the holders of a majority of the outstanding shares of Class B common stock and (5) the last trading day of the fiscal quarter during which the then outstanding shares of Class B Common Stock first represent less than 10% of the aggregate number of shares of the then outstanding Class A Common Stock and Class B Common Stock.

F10 · derivative.exercise_date: Each share of Class B Common Stock is convertible into one share of Class A Common Stock (A) at any time at the option of the Reporting Person or (B) automatically upon the occurrence of the following: (1) the transfer of such share of Class B Common Stock, except for certain transfers whereby the Reporting Person continues to hold sole voting and dispositive power with respect to each such share, (2) the death of a Class B common stockholder who is a natural person, (3) the last trading day of the fiscal quarter immediately following the fifth anniversary of the Issuer's initial public offering, (4) the date specified by affirmative vote of the holders of a majority of the outstanding shares of Class B common stock and (5) the last trading day of the fiscal quarter during which the then outstanding shares of Class B Common Stock first represent less than 10% of the aggregate number of shares of the then outstanding Class A Common Stock and Class B Common Stock.

F10 · derivative.expiration_date: Each share of Class B Common Stock is convertible into one share of Class A Common Stock (A) at any time at the option of the Reporting Person or (B) automatically upon the occurrence of the following: (1) the transfer of such share of Class B Common Stock, except for certain transfers whereby the Reporting Person continues to hold sole voting and dispositive power with respect to each such share, (2) the death of a Class B common stockholder who is a natural person, (3) the last trading day of the fiscal quarter immediately following the fifth anniversary of the Issuer's initial public offering, (4) the date specified by affirmative vote of the holders of a majority of the outstanding shares of Class B common stock and (5) the last trading day of the fiscal quarter during which the then outstanding shares of Class B Common Stock first represent less than 10% of the aggregate number of shares of the then outstanding Class A Common Stock and Class B Common Stock.

F4 · ownership.nature: Each of the reporting persons disclaims beneficial ownership of these securities except to the extent of his, her or its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 of for any other purpose. Mr. Agrawal is a director of the Issuer and files separate Section 16 reports.

F8 · ownership.nature: Shares are held by Battery Ventures Select Fund I, L.P. ("BV Select I"). Battery Partners Select Fund I, L.P. ("BP Select I") is the general partner of BV Select I. BP Select I GP is the general partner of BP Select I and may be deemed to beneficially own the shares held by BV Select I. BP Select I GP's investment adviser is BMC. The BP Select Managing Members are the managing members of BP Select I GP and may be deemed to share voting and dispositive power over the securities held by BV Select I.

SEC source: 0001209191-21-066502 · doc4.xml · derivative · entry 33

Battery Partners Select Fund I GP, LLC · CIK 0001869352 · 10% owner

Battery Investment Partners Select Fund I, L.P. · CIK 0001845092 · 10% owner

Battery Ventures Select Fund I, L.P. · CIK 0001844915 · 10% owner

Battery Partners Select Fund I, L.P. · CIK 0001869424 · 10% owner

FLEISCHER RUSSELL L · CIK 0001108424 · 10% owner

Lee Roger H · CIK 0001404868 · 10% owner

Stoner Chelsea R. · CIK 0001741527 · 10% owner

Thakker Dharmesh · CIK 0001869544 · 10% owner

TOBIN SCOTT R · CIK 0001199926 · 10% owner

Feldman Jesse · CIK 0001568322 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · see footnote

Disclosed balance after: 2,241,717

Underlying: Class A Common Stock · 2,241,717 shares

Expires not disclosed

F10 · derivative.exercise_price: Each share of Class B Common Stock is convertible into one share of Class A Common Stock (A) at any time at the option of the Reporting Person or (B) automatically upon the occurrence of the following: (1) the transfer of such share of Class B Common Stock, except for certain transfers whereby the Reporting Person continues to hold sole voting and dispositive power with respect to each such share, (2) the death of a Class B common stockholder who is a natural person, (3) the last trading day of the fiscal quarter immediately following the fifth anniversary of the Issuer's initial public offering, (4) the date specified by affirmative vote of the holders of a majority of the outstanding shares of Class B common stock and (5) the last trading day of the fiscal quarter during which the then outstanding shares of Class B Common Stock first represent less than 10% of the aggregate number of shares of the then outstanding Class A Common Stock and Class B Common Stock.

F9 · kind: Immediately prior to the closing of the Issuer's initial public offering, each share of Common Stock was reclassified into one share of Class B Common Stock in an exempt transaction pursuant to Rule 16b-7.

F10 · derivative.exercise_date: Each share of Class B Common Stock is convertible into one share of Class A Common Stock (A) at any time at the option of the Reporting Person or (B) automatically upon the occurrence of the following: (1) the transfer of such share of Class B Common Stock, except for certain transfers whereby the Reporting Person continues to hold sole voting and dispositive power with respect to each such share, (2) the death of a Class B common stockholder who is a natural person, (3) the last trading day of the fiscal quarter immediately following the fifth anniversary of the Issuer's initial public offering, (4) the date specified by affirmative vote of the holders of a majority of the outstanding shares of Class B common stock and (5) the last trading day of the fiscal quarter during which the then outstanding shares of Class B Common Stock first represent less than 10% of the aggregate number of shares of the then outstanding Class A Common Stock and Class B Common Stock.

F10 · derivative.expiration_date: Each share of Class B Common Stock is convertible into one share of Class A Common Stock (A) at any time at the option of the Reporting Person or (B) automatically upon the occurrence of the following: (1) the transfer of such share of Class B Common Stock, except for certain transfers whereby the Reporting Person continues to hold sole voting and dispositive power with respect to each such share, (2) the death of a Class B common stockholder who is a natural person, (3) the last trading day of the fiscal quarter immediately following the fifth anniversary of the Issuer's initial public offering, (4) the date specified by affirmative vote of the holders of a majority of the outstanding shares of Class B common stock and (5) the last trading day of the fiscal quarter during which the then outstanding shares of Class B Common Stock first represent less than 10% of the aggregate number of shares of the then outstanding Class A Common Stock and Class B Common Stock.

F4 · ownership.nature: Each of the reporting persons disclaims beneficial ownership of these securities except to the extent of his, her or its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 of for any other purpose. Mr. Agrawal is a director of the Issuer and files separate Section 16 reports.

F8 · ownership.nature: Shares are held by Battery Ventures Select Fund I, L.P. ("BV Select I"). Battery Partners Select Fund I, L.P. ("BP Select I") is the general partner of BV Select I. BP Select I GP is the general partner of BP Select I and may be deemed to beneficially own the shares held by BV Select I. BP Select I GP's investment adviser is BMC. The BP Select Managing Members are the managing members of BP Select I GP and may be deemed to share voting and dispositive power over the securities held by BV Select I.

SEC source: 0001209191-21-066502 · doc4.xml · derivative · entry 32

Battery Partners Select Fund I GP, LLC · CIK 0001869352 · 10% owner

Battery Investment Partners Select Fund I, L.P. · CIK 0001845092 · 10% owner

Battery Ventures Select Fund I, L.P. · CIK 0001844915 · 10% owner

Battery Partners Select Fund I, L.P. · CIK 0001869424 · 10% owner

FLEISCHER RUSSELL L · CIK 0001108424 · 10% owner

Lee Roger H · CIK 0001404868 · 10% owner

Stoner Chelsea R. · CIK 0001741527 · 10% owner

Thakker Dharmesh · CIK 0001869544 · 10% owner

TOBIN SCOTT R · CIK 0001199926 · 10% owner

Feldman Jesse · CIK 0001568322 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · see footnote

Disclosed balance after: 221,708

Underlying: Class A Common Stock · 221,708 shares

Expires not disclosed

F10 · derivative.exercise_price: Each share of Class B Common Stock is convertible into one share of Class A Common Stock (A) at any time at the option of the Reporting Person or (B) automatically upon the occurrence of the following: (1) the transfer of such share of Class B Common Stock, except for certain transfers whereby the Reporting Person continues to hold sole voting and dispositive power with respect to each such share, (2) the death of a Class B common stockholder who is a natural person, (3) the last trading day of the fiscal quarter immediately following the fifth anniversary of the Issuer's initial public offering, (4) the date specified by affirmative vote of the holders of a majority of the outstanding shares of Class B common stock and (5) the last trading day of the fiscal quarter during which the then outstanding shares of Class B Common Stock first represent less than 10% of the aggregate number of shares of the then outstanding Class A Common Stock and Class B Common Stock.

F9 · kind: Immediately prior to the closing of the Issuer's initial public offering, each share of Common Stock was reclassified into one share of Class B Common Stock in an exempt transaction pursuant to Rule 16b-7.

F10 · derivative.exercise_date: Each share of Class B Common Stock is convertible into one share of Class A Common Stock (A) at any time at the option of the Reporting Person or (B) automatically upon the occurrence of the following: (1) the transfer of such share of Class B Common Stock, except for certain transfers whereby the Reporting Person continues to hold sole voting and dispositive power with respect to each such share, (2) the death of a Class B common stockholder who is a natural person, (3) the last trading day of the fiscal quarter immediately following the fifth anniversary of the Issuer's initial public offering, (4) the date specified by affirmative vote of the holders of a majority of the outstanding shares of Class B common stock and (5) the last trading day of the fiscal quarter during which the then outstanding shares of Class B Common Stock first represent less than 10% of the aggregate number of shares of the then outstanding Class A Common Stock and Class B Common Stock.

F10 · derivative.expiration_date: Each share of Class B Common Stock is convertible into one share of Class A Common Stock (A) at any time at the option of the Reporting Person or (B) automatically upon the occurrence of the following: (1) the transfer of such share of Class B Common Stock, except for certain transfers whereby the Reporting Person continues to hold sole voting and dispositive power with respect to each such share, (2) the death of a Class B common stockholder who is a natural person, (3) the last trading day of the fiscal quarter immediately following the fifth anniversary of the Issuer's initial public offering, (4) the date specified by affirmative vote of the holders of a majority of the outstanding shares of Class B common stock and (5) the last trading day of the fiscal quarter during which the then outstanding shares of Class B Common Stock first represent less than 10% of the aggregate number of shares of the then outstanding Class A Common Stock and Class B Common Stock.

F4 · ownership.nature: Each of the reporting persons disclaims beneficial ownership of these securities except to the extent of his, her or its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 of for any other purpose. Mr. Agrawal is a director of the Issuer and files separate Section 16 reports.

F7 · ownership.nature: Shares are held by Battery Investment Partners Select Fund I, L.P. ("BIP Select I"). Battery Partners Select Fund I GP, LLC ("BP Select I GP") is the general partner of BIP Select I and may be deemed to beneficially own the shares held by BIP Select I. BP Select I GP's investment adviser is BMC. The BP XI Managing Members and Morad Elhafed (collectively, the "BP Select Managing Members") are the managing members of BP Select I GP and may be deemed to share voting and dispositive power over the securities held by BIP Select I.

SEC source: 0001209191-21-066502 · doc4.xml · derivative · entry 31

Battery Partners Select Fund I GP, LLC · CIK 0001869352 · 10% owner

Battery Investment Partners Select Fund I, L.P. · CIK 0001845092 · 10% owner

Battery Ventures Select Fund I, L.P. · CIK 0001844915 · 10% owner

Battery Partners Select Fund I, L.P. · CIK 0001869424 · 10% owner

FLEISCHER RUSSELL L · CIK 0001108424 · 10% owner

Lee Roger H · CIK 0001404868 · 10% owner

Stoner Chelsea R. · CIK 0001741527 · 10% owner

Thakker Dharmesh · CIK 0001869544 · 10% owner

TOBIN SCOTT R · CIK 0001199926 · 10% owner

Feldman Jesse · CIK 0001568322 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · see footnote

Disclosed balance after: 7,569,790

Underlying: Class A Common Stock · 7,569,790 shares

Expires not disclosed

F10 · derivative.exercise_price: Each share of Class B Common Stock is convertible into one share of Class A Common Stock (A) at any time at the option of the Reporting Person or (B) automatically upon the occurrence of the following: (1) the transfer of such share of Class B Common Stock, except for certain transfers whereby the Reporting Person continues to hold sole voting and dispositive power with respect to each such share, (2) the death of a Class B common stockholder who is a natural person, (3) the last trading day of the fiscal quarter immediately following the fifth anniversary of the Issuer's initial public offering, (4) the date specified by affirmative vote of the holders of a majority of the outstanding shares of Class B common stock and (5) the last trading day of the fiscal quarter during which the then outstanding shares of Class B Common Stock first represent less than 10% of the aggregate number of shares of the then outstanding Class A Common Stock and Class B Common Stock.

F9 · kind: Immediately prior to the closing of the Issuer's initial public offering, each share of Common Stock was reclassified into one share of Class B Common Stock in an exempt transaction pursuant to Rule 16b-7.

F10 · derivative.exercise_date: Each share of Class B Common Stock is convertible into one share of Class A Common Stock (A) at any time at the option of the Reporting Person or (B) automatically upon the occurrence of the following: (1) the transfer of such share of Class B Common Stock, except for certain transfers whereby the Reporting Person continues to hold sole voting and dispositive power with respect to each such share, (2) the death of a Class B common stockholder who is a natural person, (3) the last trading day of the fiscal quarter immediately following the fifth anniversary of the Issuer's initial public offering, (4) the date specified by affirmative vote of the holders of a majority of the outstanding shares of Class B common stock and (5) the last trading day of the fiscal quarter during which the then outstanding shares of Class B Common Stock first represent less than 10% of the aggregate number of shares of the then outstanding Class A Common Stock and Class B Common Stock.

F10 · derivative.expiration_date: Each share of Class B Common Stock is convertible into one share of Class A Common Stock (A) at any time at the option of the Reporting Person or (B) automatically upon the occurrence of the following: (1) the transfer of such share of Class B Common Stock, except for certain transfers whereby the Reporting Person continues to hold sole voting and dispositive power with respect to each such share, (2) the death of a Class B common stockholder who is a natural person, (3) the last trading day of the fiscal quarter immediately following the fifth anniversary of the Issuer's initial public offering, (4) the date specified by affirmative vote of the holders of a majority of the outstanding shares of Class B common stock and (5) the last trading day of the fiscal quarter during which the then outstanding shares of Class B Common Stock first represent less than 10% of the aggregate number of shares of the then outstanding Class A Common Stock and Class B Common Stock.

F4 · ownership.nature: Each of the reporting persons disclaims beneficial ownership of these securities except to the extent of his, her or its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 of for any other purpose. Mr. Agrawal is a director of the Issuer and files separate Section 16 reports.

F5 · ownership.nature: Represents (i) 6,220,863 shares held by Battery Ventures XI-A Side Fund, L.P. ("BV XI-A SF") and (ii) 1,348,927 shares held by Battery Ventures XI-B Side Fund, L.P. ("BV XI-B SF").

F6 · ownership.nature: Battery Partners XI Side Fund, LLC ("BP XI SF") is the general partner of each of BV XI-A SF and BV XI-B SF (collectively, the "BP XI SF Funds") and may be deemed to beneficially own the shares held by the BP XI SF Funds. BP XI SF's investment adviser is BMC. The BP XI Managing Members are the managing members of BP XI SF and may be deemed to share voting and dispositive power over the securities held by the BP XI SF Funds.

SEC source: 0001209191-21-066502 · doc4.xml · derivative · entry 30

Battery Partners Select Fund I GP, LLC · CIK 0001869352 · 10% owner

Battery Investment Partners Select Fund I, L.P. · CIK 0001845092 · 10% owner

Battery Ventures Select Fund I, L.P. · CIK 0001844915 · 10% owner

Battery Partners Select Fund I, L.P. · CIK 0001869424 · 10% owner

FLEISCHER RUSSELL L · CIK 0001108424 · 10% owner

Lee Roger H · CIK 0001404868 · 10% owner

Stoner Chelsea R. · CIK 0001741527 · 10% owner

Thakker Dharmesh · CIK 0001869544 · 10% owner

TOBIN SCOTT R · CIK 0001199926 · 10% owner

Feldman Jesse · CIK 0001568322 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · see footnote

Disclosed balance after: 7,847,306

Underlying: Class A Common Stock · 7,847,306 shares

Expires not disclosed

F10 · derivative.exercise_price: Each share of Class B Common Stock is convertible into one share of Class A Common Stock (A) at any time at the option of the Reporting Person or (B) automatically upon the occurrence of the following: (1) the transfer of such share of Class B Common Stock, except for certain transfers whereby the Reporting Person continues to hold sole voting and dispositive power with respect to each such share, (2) the death of a Class B common stockholder who is a natural person, (3) the last trading day of the fiscal quarter immediately following the fifth anniversary of the Issuer's initial public offering, (4) the date specified by affirmative vote of the holders of a majority of the outstanding shares of Class B common stock and (5) the last trading day of the fiscal quarter during which the then outstanding shares of Class B Common Stock first represent less than 10% of the aggregate number of shares of the then outstanding Class A Common Stock and Class B Common Stock.

F9 · kind: Immediately prior to the closing of the Issuer's initial public offering, each share of Common Stock was reclassified into one share of Class B Common Stock in an exempt transaction pursuant to Rule 16b-7.

F10 · derivative.exercise_date: Each share of Class B Common Stock is convertible into one share of Class A Common Stock (A) at any time at the option of the Reporting Person or (B) automatically upon the occurrence of the following: (1) the transfer of such share of Class B Common Stock, except for certain transfers whereby the Reporting Person continues to hold sole voting and dispositive power with respect to each such share, (2) the death of a Class B common stockholder who is a natural person, (3) the last trading day of the fiscal quarter immediately following the fifth anniversary of the Issuer's initial public offering, (4) the date specified by affirmative vote of the holders of a majority of the outstanding shares of Class B common stock and (5) the last trading day of the fiscal quarter during which the then outstanding shares of Class B Common Stock first represent less than 10% of the aggregate number of shares of the then outstanding Class A Common Stock and Class B Common Stock.

F10 · derivative.expiration_date: Each share of Class B Common Stock is convertible into one share of Class A Common Stock (A) at any time at the option of the Reporting Person or (B) automatically upon the occurrence of the following: (1) the transfer of such share of Class B Common Stock, except for certain transfers whereby the Reporting Person continues to hold sole voting and dispositive power with respect to each such share, (2) the death of a Class B common stockholder who is a natural person, (3) the last trading day of the fiscal quarter immediately following the fifth anniversary of the Issuer's initial public offering, (4) the date specified by affirmative vote of the holders of a majority of the outstanding shares of Class B common stock and (5) the last trading day of the fiscal quarter during which the then outstanding shares of Class B Common Stock first represent less than 10% of the aggregate number of shares of the then outstanding Class A Common Stock and Class B Common Stock.

F2 · ownership.nature: Represents (i) 277,516 shares held by Battery Investment Partners XI, LLC ("BIP XI"); (ii) 5,987,707 shares held by Battery Ventures XI-A, L.P. ("BV XI-A"); and (iii) 1,582,083 shares held by Battery Ventures XI-B, L.P. ("BV XI-B").

F3 · ownership.nature: Battery Partners XI, LLC ("BP XI") is the general partner of each of BV XI-A and BV XI-B and the managing member of BIP XI. BP XI may be deemed to beneficially own the shares held by BIP XI, BV XI-A and BV XI-B (collectively, the ("BP XI Funds"). BP XI's investment adviser is Battery Management Corp. ("BMC"). Neeraj Agrawal, Michael Brown, Jesse Feldman, Russell Fleischer, Roger Lee, Chelsea Stoner, Dharmesh Thakker, and Scott Tobin (collectively the "BP XI Managing Members") are the managing members of BP XI and may be deemed to share voting and dispositive power over the securities held by the BP XI Funds.

F4 · ownership.nature: Each of the reporting persons disclaims beneficial ownership of these securities except to the extent of his, her or its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 of for any other purpose. Mr. Agrawal is a director of the Issuer and files separate Section 16 reports.

SEC source: 0001209191-21-066502 · doc4.xml · derivative · entry 29

Battery Partners Select Fund I GP, LLC · CIK 0001869352 · 10% owner

Battery Investment Partners Select Fund I, L.P. · CIK 0001845092 · 10% owner

Battery Ventures Select Fund I, L.P. · CIK 0001844915 · 10% owner

Battery Partners Select Fund I, L.P. · CIK 0001869424 · 10% owner

FLEISCHER RUSSELL L · CIK 0001108424 · 10% owner

Lee Roger H · CIK 0001404868 · 10% owner

Stoner Chelsea R. · CIK 0001741527 · 10% owner

Thakker Dharmesh · CIK 0001869544 · 10% owner

TOBIN SCOTT R · CIK 0001199926 · 10% owner

Feldman Jesse · CIK 0001568322 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · see footnote

Disclosed balance after: 0

Underlying: Common Stock · 110,945 shares

Expires not disclosed

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

F1 · derivative.exercise_price: Each share of Series A-1 Preferred Stock-NV, Series A Preferred Stock, Series A Preferred Stock-NV, Series B Preferred Stock, Series B Preferred Stock-NV, Series C Preferred Stock, Series D Preferred Stock and Series E Preferred Stock automatically converted into shares of Common Stock on a 1:1 basis prior to being reclassified into shares of Series B Common Stock on a 1:1 basis immediately prior to the closing of the Issuer's initial public offering.

F1 · derivative.exercise_date: Each share of Series A-1 Preferred Stock-NV, Series A Preferred Stock, Series A Preferred Stock-NV, Series B Preferred Stock, Series B Preferred Stock-NV, Series C Preferred Stock, Series D Preferred Stock and Series E Preferred Stock automatically converted into shares of Common Stock on a 1:1 basis prior to being reclassified into shares of Series B Common Stock on a 1:1 basis immediately prior to the closing of the Issuer's initial public offering.

F1 · derivative.expiration_date: Each share of Series A-1 Preferred Stock-NV, Series A Preferred Stock, Series A Preferred Stock-NV, Series B Preferred Stock, Series B Preferred Stock-NV, Series C Preferred Stock, Series D Preferred Stock and Series E Preferred Stock automatically converted into shares of Common Stock on a 1:1 basis prior to being reclassified into shares of Series B Common Stock on a 1:1 basis immediately prior to the closing of the Issuer's initial public offering.

F4 · ownership.nature: Each of the reporting persons disclaims beneficial ownership of these securities except to the extent of his, her or its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 of for any other purpose. Mr. Agrawal is a director of the Issuer and files separate Section 16 reports.

F8 · ownership.nature: Shares are held by Battery Ventures Select Fund I, L.P. ("BV Select I"). Battery Partners Select Fund I, L.P. ("BP Select I") is the general partner of BV Select I. BP Select I GP is the general partner of BP Select I and may be deemed to beneficially own the shares held by BV Select I. BP Select I GP's investment adviser is BMC. The BP Select Managing Members are the managing members of BP Select I GP and may be deemed to share voting and dispositive power over the securities held by BV Select I.

SEC source: 0001209191-21-066502 · doc4.xml · derivative · entry 28

Battery Partners Select Fund I GP, LLC · CIK 0001869352 · 10% owner

Battery Investment Partners Select Fund I, L.P. · CIK 0001845092 · 10% owner

Battery Ventures Select Fund I, L.P. · CIK 0001844915 · 10% owner

Battery Partners Select Fund I, L.P. · CIK 0001869424 · 10% owner

FLEISCHER RUSSELL L · CIK 0001108424 · 10% owner

Lee Roger H · CIK 0001404868 · 10% owner

Stoner Chelsea R. · CIK 0001741527 · 10% owner

Thakker Dharmesh · CIK 0001869544 · 10% owner

TOBIN SCOTT R · CIK 0001199926 · 10% owner

Feldman Jesse · CIK 0001568322 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · see footnote

Disclosed balance after: 0

Underlying: Common Stock · 10,972 shares

Expires not disclosed

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

F1 · derivative.exercise_price: Each share of Series A-1 Preferred Stock-NV, Series A Preferred Stock, Series A Preferred Stock-NV, Series B Preferred Stock, Series B Preferred Stock-NV, Series C Preferred Stock, Series D Preferred Stock and Series E Preferred Stock automatically converted into shares of Common Stock on a 1:1 basis prior to being reclassified into shares of Series B Common Stock on a 1:1 basis immediately prior to the closing of the Issuer's initial public offering.

F1 · derivative.exercise_date: Each share of Series A-1 Preferred Stock-NV, Series A Preferred Stock, Series A Preferred Stock-NV, Series B Preferred Stock, Series B Preferred Stock-NV, Series C Preferred Stock, Series D Preferred Stock and Series E Preferred Stock automatically converted into shares of Common Stock on a 1:1 basis prior to being reclassified into shares of Series B Common Stock on a 1:1 basis immediately prior to the closing of the Issuer's initial public offering.

F1 · derivative.expiration_date: Each share of Series A-1 Preferred Stock-NV, Series A Preferred Stock, Series A Preferred Stock-NV, Series B Preferred Stock, Series B Preferred Stock-NV, Series C Preferred Stock, Series D Preferred Stock and Series E Preferred Stock automatically converted into shares of Common Stock on a 1:1 basis prior to being reclassified into shares of Series B Common Stock on a 1:1 basis immediately prior to the closing of the Issuer's initial public offering.

F4 · ownership.nature: Each of the reporting persons disclaims beneficial ownership of these securities except to the extent of his, her or its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 of for any other purpose. Mr. Agrawal is a director of the Issuer and files separate Section 16 reports.

F7 · ownership.nature: Shares are held by Battery Investment Partners Select Fund I, L.P. ("BIP Select I"). Battery Partners Select Fund I GP, LLC ("BP Select I GP") is the general partner of BIP Select I and may be deemed to beneficially own the shares held by BIP Select I. BP Select I GP's investment adviser is BMC. The BP XI Managing Members and Morad Elhafed (collectively, the "BP Select Managing Members") are the managing members of BP Select I GP and may be deemed to share voting and dispositive power over the securities held by BIP Select I.

SEC source: 0001209191-21-066502 · doc4.xml · derivative · entry 27

Battery Partners Select Fund I GP, LLC · CIK 0001869352 · 10% owner

Battery Investment Partners Select Fund I, L.P. · CIK 0001845092 · 10% owner

Battery Ventures Select Fund I, L.P. · CIK 0001844915 · 10% owner

Battery Partners Select Fund I, L.P. · CIK 0001869424 · 10% owner

FLEISCHER RUSSELL L · CIK 0001108424 · 10% owner

Lee Roger H · CIK 0001404868 · 10% owner

Stoner Chelsea R. · CIK 0001741527 · 10% owner

Thakker Dharmesh · CIK 0001869544 · 10% owner

TOBIN SCOTT R · CIK 0001199926 · 10% owner

Feldman Jesse · CIK 0001568322 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · see footnote

Disclosed balance after: 0

Underlying: Common Stock · 1,037,988 shares

Expires not disclosed

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

F1 · derivative.exercise_price: Each share of Series A-1 Preferred Stock-NV, Series A Preferred Stock, Series A Preferred Stock-NV, Series B Preferred Stock, Series B Preferred Stock-NV, Series C Preferred Stock, Series D Preferred Stock and Series E Preferred Stock automatically converted into shares of Common Stock on a 1:1 basis prior to being reclassified into shares of Series B Common Stock on a 1:1 basis immediately prior to the closing of the Issuer's initial public offering.

F1 · derivative.exercise_date: Each share of Series A-1 Preferred Stock-NV, Series A Preferred Stock, Series A Preferred Stock-NV, Series B Preferred Stock, Series B Preferred Stock-NV, Series C Preferred Stock, Series D Preferred Stock and Series E Preferred Stock automatically converted into shares of Common Stock on a 1:1 basis prior to being reclassified into shares of Series B Common Stock on a 1:1 basis immediately prior to the closing of the Issuer's initial public offering.

F1 · derivative.expiration_date: Each share of Series A-1 Preferred Stock-NV, Series A Preferred Stock, Series A Preferred Stock-NV, Series B Preferred Stock, Series B Preferred Stock-NV, Series C Preferred Stock, Series D Preferred Stock and Series E Preferred Stock automatically converted into shares of Common Stock on a 1:1 basis prior to being reclassified into shares of Series B Common Stock on a 1:1 basis immediately prior to the closing of the Issuer's initial public offering.

F4 · ownership.nature: Each of the reporting persons disclaims beneficial ownership of these securities except to the extent of his, her or its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 of for any other purpose. Mr. Agrawal is a director of the Issuer and files separate Section 16 reports.

F6 · ownership.nature: Battery Partners XI Side Fund, LLC ("BP XI SF") is the general partner of each of BV XI-A SF and BV XI-B SF (collectively, the "BP XI SF Funds") and may be deemed to beneficially own the shares held by the BP XI SF Funds. BP XI SF's investment adviser is BMC. The BP XI Managing Members are the managing members of BP XI SF and may be deemed to share voting and dispositive power over the securities held by the BP XI SF Funds.

F22 · ownership.nature: Represents (i) 853,019 shares held by BV XI-A SF and (ii) 184,969 shares held by BV XI-B SF.

SEC source: 0001209191-21-066502 · doc4.xml · derivative · entry 26

Battery Partners Select Fund I GP, LLC · CIK 0001869352 · 10% owner

Battery Investment Partners Select Fund I, L.P. · CIK 0001845092 · 10% owner

Battery Ventures Select Fund I, L.P. · CIK 0001844915 · 10% owner

Battery Partners Select Fund I, L.P. · CIK 0001869424 · 10% owner

FLEISCHER RUSSELL L · CIK 0001108424 · 10% owner

Lee Roger H · CIK 0001404868 · 10% owner

Stoner Chelsea R. · CIK 0001741527 · 10% owner

Thakker Dharmesh · CIK 0001869544 · 10% owner

TOBIN SCOTT R · CIK 0001199926 · 10% owner

Feldman Jesse · CIK 0001568322 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · see footnote

Disclosed balance after: 0

Underlying: Common Stock · 1,076,040 shares

Expires not disclosed

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

F1 · derivative.exercise_price: Each share of Series A-1 Preferred Stock-NV, Series A Preferred Stock, Series A Preferred Stock-NV, Series B Preferred Stock, Series B Preferred Stock-NV, Series C Preferred Stock, Series D Preferred Stock and Series E Preferred Stock automatically converted into shares of Common Stock on a 1:1 basis prior to being reclassified into shares of Series B Common Stock on a 1:1 basis immediately prior to the closing of the Issuer's initial public offering.

F1 · derivative.exercise_date: Each share of Series A-1 Preferred Stock-NV, Series A Preferred Stock, Series A Preferred Stock-NV, Series B Preferred Stock, Series B Preferred Stock-NV, Series C Preferred Stock, Series D Preferred Stock and Series E Preferred Stock automatically converted into shares of Common Stock on a 1:1 basis prior to being reclassified into shares of Series B Common Stock on a 1:1 basis immediately prior to the closing of the Issuer's initial public offering.

F1 · derivative.expiration_date: Each share of Series A-1 Preferred Stock-NV, Series A Preferred Stock, Series A Preferred Stock-NV, Series B Preferred Stock, Series B Preferred Stock-NV, Series C Preferred Stock, Series D Preferred Stock and Series E Preferred Stock automatically converted into shares of Common Stock on a 1:1 basis prior to being reclassified into shares of Series B Common Stock on a 1:1 basis immediately prior to the closing of the Issuer's initial public offering.

F3 · ownership.nature: Battery Partners XI, LLC ("BP XI") is the general partner of each of BV XI-A and BV XI-B and the managing member of BIP XI. BP XI may be deemed to beneficially own the shares held by BIP XI, BV XI-A and BV XI-B (collectively, the ("BP XI Funds"). BP XI's investment adviser is Battery Management Corp. ("BMC"). Neeraj Agrawal, Michael Brown, Jesse Feldman, Russell Fleischer, Roger Lee, Chelsea Stoner, Dharmesh Thakker, and Scott Tobin (collectively the "BP XI Managing Members") are the managing members of BP XI and may be deemed to share voting and dispositive power over the securities held by the BP XI Funds.

F4 · ownership.nature: Each of the reporting persons disclaims beneficial ownership of these securities except to the extent of his, her or its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 of for any other purpose. Mr. Agrawal is a director of the Issuer and files separate Section 16 reports.

F21 · ownership.nature: Represents (i) 38,052 shares held by BIP XI; (ii) 821,049 shares held by BV XI-A; and (iii) 216,939 shares held by BV XI-B.