organization · Reporting owner

Battery Ventures XI-B, L.P.

Disclosed activity across 3 companies

Tapewire entity: 80839
SEC CIK: 0001665601

Reported relationships

Latest disclosed role at each company.

Company	Last reported as	Report date	Published
Amplitude, Inc.AMPL · Entity 4566	10% owner	March 21, 2023	March 23, 2023
Wag! Group Co.PET · Entity 77424	10% owner	August 09, 2022	August 19, 2022

Disclosed balances

About these balances

Latest available filing per company, not a reconstructed current portfolio. Matching sequences show the last reported balance with all source rows expandable; grouping alone does not establish account ownership. Do not add unresolved positions together. Filings may omit unchanged positions, and amendments may correct only part of an older disclosure. Jointly reported shares are not necessarily this owner's personal holdings.

Amplitude, Inc.

Report date March 21, 2023 · Filed March 23, 2023

Jointly reported with Battery Partners XI, LLC, Battery Partners XI Side Fund, LLC, Battery Investment Partners XI, LLC, Battery Ventures XI-A Side Fund, L.P., Battery Ventures XI-A, L.P., Battery Ventures XI-B Side Fund, L.P.

Security / award	Ownership account	Disclosed shares / units	Disclosure context
Class A Common StockSEC Table I · non-derivative	IndirectBy Battery Investment Partners XI, LLC	154,579	Reported balance After 2023-03-21 transaction · row 1 Joint disclosure: continuity of the reported position is unresolved; see ownership footnotes. 1 source row Row 1 · 2023-03-21 · Other · Disposed 36,000 · Balance 154,579 F1: Represents a pro rata, in-kind distribution, and not a purchase or sale of securities, by Battery Investment Partners XI, LLC ("BIP XI") to its members without additional consideration. F2: Shares held by BIP XI. Battery Partners XI, LLC ("BP XI") is the managing member of BIP XI and may be deemed to beneficially own the shares held by BIP XI. BP XI disclaims beneficial ownership of these securities except to the extent of 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.
Class A Common StockSEC Table I · non-derivative	IndirectBy Battery Ventures XI-A, L.P.	3,335,348	Reported balance After 2023-03-21 transaction · row 2 Joint disclosure: continuity of the reported position is unresolved; see ownership footnotes. 1 source row Row 2 · 2023-03-21 · Other · Disposed 776,762 · Balance 3,335,348 F3: Represents a pro rata, in-kind distribution, and not a purchase or sale of securities, by Battery Ventures XI-A, L.P. ("BV XI-A") to its general partner and limited partners without additional consideration. F4: Shares held by BV XI-A. BP XI is the general partner of BV XI-A and may be deemed to beneficially own the shares held by BV XI-A. BP XI disclaims beneficial ownership of these securities except to the extent of 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.
Class A Common StockSEC Table I · non-derivative	IndirectBy Battery Ventures XI-A Side Fund, L.P.	3,465,221	Reported balance After 2023-03-21 transaction · row 3 Joint disclosure: continuity of the reported position is unresolved; see ownership footnotes. 1 source row Row 3 · 2023-03-21 · Other · Disposed 807,008 · Balance 3,465,221 F5: Represents a pro rata, in-kind distribution, and not a purchase or sale of securities, by Battery Ventures XI-A Side Fund, L.P. ("BV XI-A SF") to its general partner and limited partners without additional consideration. F6: Shares held by BV XI-A SF. Battery Partners XI Side Fund, LLC ("BP XI SF") is the general partner of BV XI-A SF and may be deemed to beneficially own the shares held by BV XI-A SF. BP XI SF disclaims beneficial ownership of these securities except to the extent of 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.
Class A Common StockSEC Table I · non-derivative	IndirectBy Battery Ventures XI-B, L.P.	881,274	Reported balance After 2023-03-21 transaction · row 4 Joint disclosure: continuity of the reported position is unresolved; see ownership footnotes. 1 source row Row 4 · 2023-03-21 · Other · Disposed 205,238 · Balance 881,274 F7: Represents a pro rata, in-kind distribution, and not a purchase or sale of securities, by Battery Ventures XI-B, L.P. ("BV XI-B") to its general partner and limited partners without additional consideration. F8: Shares held by BV XI-B. BP XI is the general partner of BV XI-B and may be deemed to beneficially own the shares held by BV XI-B. BP XI disclaims beneficial ownership of these securities except to the extent of 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.
Class A Common StockSEC Table I · non-derivative	IndirectBy Battery Ventures XI-B Side Fund, L.P.	751,403	Reported balance After 2023-03-21 transaction · row 5 Joint disclosure: continuity of the reported position is unresolved; see ownership footnotes. 1 source row Row 5 · 2023-03-21 · Other · Disposed 174,992 · Balance 751,403 F9: Represents a pro rata, in-kind distribution, and not a purchase or sale of securities, by Battery Ventures XI-B Side Fund, L.P. ("BV XI-B SF") to its general partner and limited partners without additional consideration. F10: Shares held by BV XI-B SF. BP XI SF is the general partner of BV XI-B SF and may be deemed to beneficially own the shares held by BV XI-B SF. BP XI SF disclaims beneficial ownership of these securities except to the extent of 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.
Class A Common StockSEC Table I · non-derivative	IndirectBy Battery Partners XI, LLC	0	Last balance in matching sequence After 2023-03-21 transaction · row 7 Source-order balances reconcile. Account continuity and personal attribution are not independently verified. 2 source rows Row 6 · 2023-03-21 · Other · Acquired 186,943 · Balance 186,943 F11: Represents receipt of shares in the distribution in kind described in footnotes (3) and (7). F12: Shares held by BP XI. Row 7 · 2023-03-21 · Other · Disposed 186,943 · Balance 0 F13: Represents a pro rata, in-kind distribution, and not a purchase or sale of securities, by BP XI to its members without consideration. F12: Shares held by BP XI.
Class A Common StockSEC Table I · non-derivative	IndirectBy Battery Partners XI Side Fund, LLC	0	Last balance in matching sequence After 2023-03-21 transaction · row 9 Source-order balances reconcile. Account continuity and personal attribution are not independently verified. 2 source rows Row 8 · 2023-03-21 · Other · Acquired 186,952 · Balance 186,952 F14: Represents receipt of shares in the distribution in kind described in footnotes (5) and (9). F15: Shares held by BP XI SF. Row 9 · 2023-03-21 · Other · Disposed 186,952 · Balance 0 F16: Represents a pro rata, in-kind distribution, and not a purchase or sale of securities, by BP XI SF to its members without consideration. F15: Shares held by BP XI SF.

Filing footnotes · ownership attribution and instrument terms

F1: Represents a pro rata, in-kind distribution, and not a purchase or sale of securities, by Battery Investment Partners XI, LLC ("BIP XI") to its members without additional consideration.

F2: Shares held by BIP XI. Battery Partners XI, LLC ("BP XI") is the managing member of BIP XI and may be deemed to beneficially own the shares held by BIP XI. BP XI disclaims beneficial ownership of these securities except to the extent of 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.

F3: Represents a pro rata, in-kind distribution, and not a purchase or sale of securities, by Battery Ventures XI-A, L.P. ("BV XI-A") to its general partner and limited partners without additional consideration.

F4: Shares held by BV XI-A. BP XI is the general partner of BV XI-A and may be deemed to beneficially own the shares held by BV XI-A. BP XI disclaims beneficial ownership of these securities except to the extent of 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.

F5: Represents a pro rata, in-kind distribution, and not a purchase or sale of securities, by Battery Ventures XI-A Side Fund, L.P. ("BV XI-A SF") to its general partner and limited partners without additional consideration.

F6: Shares held by BV XI-A SF. Battery Partners XI Side Fund, LLC ("BP XI SF") is the general partner of BV XI-A SF and may be deemed to beneficially own the shares held by BV XI-A SF. BP XI SF disclaims beneficial ownership of these securities except to the extent of 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.

F7: Represents a pro rata, in-kind distribution, and not a purchase or sale of securities, by Battery Ventures XI-B, L.P. ("BV XI-B") to its general partner and limited partners without additional consideration.

F8: Shares held by BV XI-B. BP XI is the general partner of BV XI-B and may be deemed to beneficially own the shares held by BV XI-B. BP XI disclaims beneficial ownership of these securities except to the extent of 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.

F9: Represents a pro rata, in-kind distribution, and not a purchase or sale of securities, by Battery Ventures XI-B Side Fund, L.P. ("BV XI-B SF") to its general partner and limited partners without additional consideration.

F10: Shares held by BV XI-B SF. BP XI SF is the general partner of BV XI-B SF and may be deemed to beneficially own the shares held by BV XI-B SF. BP XI SF disclaims beneficial ownership of these securities except to the extent of 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.

F11: Represents receipt of shares in the distribution in kind described in footnotes (3) and (7).

F12: Shares held by BP XI.

F13: Represents a pro rata, in-kind distribution, and not a purchase or sale of securities, by BP XI to its members without consideration.

F14: Represents receipt of shares in the distribution in kind described in footnotes (5) and (9).

F15: Shares held by BP XI SF.

F16: Represents a pro rata, in-kind distribution, and not a purchase or sale of securities, by BP XI SF to its members without consideration.

Wag! Group Co.

Report date August 09, 2022 · Filed August 19, 2022

Security / award	Ownership account	Disclosed shares / units	Disclosure context
Common StockSEC Table I · non-derivative	IndirectBy Battery Investment Partners XI, LLC	69,368	Reported balance Holding disclosure · report date 2022-08-09 · row 1 Holding and transaction disclosures are not merged. 1 source row Row 1 · Balance 69,368 F1: In connection with the merger of Wag Labs, Inc. into CHW Merger Sub, Inc. with Wag Labs, Inc. being the surviving entity and becoming a subsidiary of Wag! Group Co. (the "Business Combination"), the Business Combination Agreement provides that certain eligible company equity holders will receive earn-out shares as additional consideration for the Company interests acquired in connection with the business combination, for no consideration, after certain triggering events as defined in the Business Combination Agreement. The Reporting Persons' rights to receive additional shares pursuant to this earn-out right became fixed on August 9, 2022, the effective date of the Business Combination. F2: Shares held by Battery Investment Partners XI, LLC ("BIP XI"). Battery Partners XI, LLC ("BP XI") is the managing member of BIP XI and may be deemed to beneficially own the shares held by BIP XI. 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 BIP XI. 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. Lee is a director of the Issuer and files separate Section 16 reports.
Common StockSEC Table I · non-derivative	IndirectBy Battery Ventures XI-A, L.P.	1,496,758	Reported balance Holding disclosure · report date 2022-08-09 · row 2 Holding and transaction disclosures are not merged. 1 source row Row 2 · Balance 1,496,758 F1: In connection with the merger of Wag Labs, Inc. into CHW Merger Sub, Inc. with Wag Labs, Inc. being the surviving entity and becoming a subsidiary of Wag! Group Co. (the "Business Combination"), the Business Combination Agreement provides that certain eligible company equity holders will receive earn-out shares as additional consideration for the Company interests acquired in connection with the business combination, for no consideration, after certain triggering events as defined in the Business Combination Agreement. The Reporting Persons' rights to receive additional shares pursuant to this earn-out right became fixed on August 9, 2022, the effective date of the Business Combination. F3: Shares held by Battery Ventures XI-A, L.P. ("BV XI-A"). BP XI is the general partner of BV XI-A and may be deemed to beneficially own the shares held by BV XI-A. 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 BP XI-A. 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. Lee is a director of the Issuer and files separate Section 16 reports.
Common StockSEC Table I · non-derivative	IndirectBy Battery Ventures XI-B, L.P.	395,478	Reported balance Holding disclosure · report date 2022-08-09 · row 3 Holding and transaction disclosures are not merged. 1 source row Row 3 · Balance 395,478 F1: In connection with the merger of Wag Labs, Inc. into CHW Merger Sub, Inc. with Wag Labs, Inc. being the surviving entity and becoming a subsidiary of Wag! Group Co. (the "Business Combination"), the Business Combination Agreement provides that certain eligible company equity holders will receive earn-out shares as additional consideration for the Company interests acquired in connection with the business combination, for no consideration, after certain triggering events as defined in the Business Combination Agreement. The Reporting Persons' rights to receive additional shares pursuant to this earn-out right became fixed on August 9, 2022, the effective date of the Business Combination. F4: Shares held by Battery Ventures XI-B, L.P. ("BV XI-B"). BP XI is the general partner of BV XI-B and may be deemed to beneficially own the shares held by BV XI-B. 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 BP XI-B. 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. Lee is a director of the Issuer and files separate Section 16 reports.
Common StockSEC Table I · non-derivative	IndirectBy Battery Ventures XI-A Side Fund, L.P.	1,555,040	Reported balance Holding disclosure · report date 2022-08-09 · row 4 Holding and transaction disclosures are not merged. 1 source row Row 4 · Balance 1,555,040 F1: In connection with the merger of Wag Labs, Inc. into CHW Merger Sub, Inc. with Wag Labs, Inc. being the surviving entity and becoming a subsidiary of Wag! Group Co. (the "Business Combination"), the Business Combination Agreement provides that certain eligible company equity holders will receive earn-out shares as additional consideration for the Company interests acquired in connection with the business combination, for no consideration, after certain triggering events as defined in the Business Combination Agreement. The Reporting Persons' rights to receive additional shares pursuant to this earn-out right became fixed on August 9, 2022, the effective date of the Business Combination. F5: Shares held by Battery Ventures XI-A Side Fund, L.P. ("BV XI-A SF"). Battery Partners XI Side Fund, LLC ("BP XI SF") is the general partner of BV XI-A SF and may be deemed to beneficially own the shares held by BV XI-A SF. 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 BP XI-A SF. 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. Lee is a director of the Issuer and files separate Section 16 reports.
Common StockSEC Table I · non-derivative	IndirectBy Battery Ventures XI-B Side Fund, L.P.	337,196	Reported balance Holding disclosure · report date 2022-08-09 · row 5 Holding and transaction disclosures are not merged. 1 source row Row 5 · Balance 337,196 F1: In connection with the merger of Wag Labs, Inc. into CHW Merger Sub, Inc. with Wag Labs, Inc. being the surviving entity and becoming a subsidiary of Wag! Group Co. (the "Business Combination"), the Business Combination Agreement provides that certain eligible company equity holders will receive earn-out shares as additional consideration for the Company interests acquired in connection with the business combination, for no consideration, after certain triggering events as defined in the Business Combination Agreement. The Reporting Persons' rights to receive additional shares pursuant to this earn-out right became fixed on August 9, 2022, the effective date of the Business Combination. F6: Shares held by Battery Ventures XI-B Side Fund, L.P. ("BV XI-B SF"). BP XI SF is the general partner of BV XI-B SF and may be deemed to beneficially own the shares held by BV XI-B SF. 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 BP XI-B SF. 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. Lee is a director of the Issuer and files separate Section 16 reports.

Filing footnotes · ownership attribution and instrument terms

F1: In connection with the merger of Wag Labs, Inc. into CHW Merger Sub, Inc. with Wag Labs, Inc. being the surviving entity and becoming a subsidiary of Wag! Group Co. (the "Business Combination"), the Business Combination Agreement provides that certain eligible company equity holders will receive earn-out shares as additional consideration for the Company interests acquired in connection with the business combination, for no consideration, after certain triggering events as defined in the Business Combination Agreement. The Reporting Persons' rights to receive additional shares pursuant to this earn-out right became fixed on August 9, 2022, the effective date of the Business Combination.

F2: Shares held by Battery Investment Partners XI, LLC ("BIP XI"). Battery Partners XI, LLC ("BP XI") is the managing member of BIP XI and may be deemed to beneficially own the shares held by BIP XI. 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 BIP XI. 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. Lee is a director of the Issuer and files separate Section 16 reports.

F3: Shares held by Battery Ventures XI-A, L.P. ("BV XI-A"). BP XI is the general partner of BV XI-A and may be deemed to beneficially own the shares held by BV XI-A. 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 BP XI-A. 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. Lee is a director of the Issuer and files separate Section 16 reports.

F4: Shares held by Battery Ventures XI-B, L.P. ("BV XI-B"). BP XI is the general partner of BV XI-B and may be deemed to beneficially own the shares held by BV XI-B. 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 BP XI-B. 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. Lee is a director of the Issuer and files separate Section 16 reports.

F5: Shares held by Battery Ventures XI-A Side Fund, L.P. ("BV XI-A SF"). Battery Partners XI Side Fund, LLC ("BP XI SF") is the general partner of BV XI-A SF and may be deemed to beneficially own the shares held by BV XI-A SF. 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 BP XI-A SF. 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. Lee is a director of the Issuer and files separate Section 16 reports.

F6: Shares held by Battery Ventures XI-B Side Fund, L.P. ("BV XI-B SF"). BP XI SF is the general partner of BV XI-B SF and may be deemed to beneficially own the shares held by BV XI-B SF. 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 BP XI-B SF. 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. Lee is a director of the Issuer and files separate Section 16 reports.

Past disclosures · reporting ended (1)

No longer tracked through insider filings. These historical balances do not imply present ownership or a zero position.

Braze, Inc.

Report date April 01, 2025 · Filed April 14, 2025

Jointly reported with Battery Partners XI, LLC, Battery Ventures XI-A, L.P., Battery Investment Partners XI, LLC, Battery Partners XI Side Fund, LLC, Battery Ventures XI-A Side Fund, L.P., Battery Ventures XI-B Side Fund, L.P., BROWN MICHAEL MAURICE, Feldman Jesse, FLEISCHER RUSSELL L

Section 16 reporting ended · disclosed 2025-04-14. Current position is not established by this disclosure.

Security / award	Ownership account	Disclosed shares / units	Disclosure context
Class A Common StockSEC Table I · non-derivative	IndirectBy Battery Investment Partners XI, LLC	3,241	Last balance in matching sequence After 2025-04-10 transaction · row 6 Source-order balances reconcile. Account continuity and personal attribution are not independently verified. 2 source rows Row 1 · 2025-04-01 · Conversion · Acquired 54,000 · Balance 58,233 F1: These shares of Class B common stock were converted on a one-for-one basis into Class A common stock. F2: Securities are held by Battery Investment Partners XI, LLC ("BIP XI"). Battery Partners XI, LLC ("BP XI") is the managing member of BIP XI and may be deemed to beneficially own the securities held by BIP XI. Neeraj Agrawal, Michael M. Brown, Jesse R. Feldman, Russell L. Fleischer, Roger H. Lee, Chelsea R. Stoner, Dharmesh Thakker and Scott R. Tobin are the managing members of BP XI and may be deemed to share voting and dispositive power over these securities. Each of the Reporting Persons disclaims beneficial ownership of these securities except to the extent of its, his or her 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. Row 6 · 2025-04-10 · Other · Disposed 54,992 · Balance 3,241 F7: Represents a pro rata, in-kind distribution, and not a purchase or sale of securities, by BIP XI to its members without additional consideration. F2: Securities are held by Battery Investment Partners XI, LLC ("BIP XI"). Battery Partners XI, LLC ("BP XI") is the managing member of BIP XI and may be deemed to beneficially own the securities held by BIP XI. Neeraj Agrawal, Michael M. Brown, Jesse R. Feldman, Russell L. Fleischer, Roger H. Lee, Chelsea R. Stoner, Dharmesh Thakker and Scott R. Tobin are the managing members of BP XI and may be deemed to share voting and dispositive power over these securities. Each of the Reporting Persons disclaims beneficial ownership of these securities except to the extent of its, his or her 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.
Class A Common StockSEC Table I · non-derivative	IndirectBy Battery Ventures XI-A, L.P.	69,963	Last balance in matching sequence After 2025-04-10 transaction · row 7 Source-order balances reconcile. Account continuity and personal attribution are not independently verified. 2 source rows Row 2 · 2025-04-01 · Conversion · Acquired 1,165,143 · Balance 1,256,463 F1: These shares of Class B common stock were converted on a one-for-one basis into Class A common stock. F3: Securities are held byBattery Ventures XI-A, L.P. ("BV XI-A"). BP XI is the general partner of BV XI-A and may be deemed to beneficially own the securities held by BV XI-A. Neeraj Agrawal, Michael M. Brown, Jesse R. Feldman, Russell L. Fleischer, Roger H. Lee, Chelsea R. Stoner, Dharmesh Thakker and Scott R. Tobin are the managing members of BP XI and may be deemed to share voting and dispositive power over these securities. Each of the Reporting Persons disclaims beneficial ownership of these securities except to the extent of its, his or her 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. Row 7 · 2025-04-10 · Other · Disposed 1,186,500 · Balance 69,963 F8: Represents a pro rata, in-kind distribution, and not a purchase or sale of securities, by BV XI-A to its general partner and limited partners without additional consideration. F3: Securities are held byBattery Ventures XI-A, L.P. ("BV XI-A"). BP XI is the general partner of BV XI-A and may be deemed to beneficially own the securities held by BV XI-A. Neeraj Agrawal, Michael M. Brown, Jesse R. Feldman, Russell L. Fleischer, Roger H. Lee, Chelsea R. Stoner, Dharmesh Thakker and Scott R. Tobin are the managing members of BP XI and may be deemed to share voting and dispositive power over these securities. Each of the Reporting Persons disclaims beneficial ownership of these securities except to the extent of its, his or her 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.
Class A Common StockSEC Table I · non-derivative	IndirectBy Battery Ventures XI-B, L.P.	18,485	Last balance in matching sequence After 2025-04-10 transaction · row 8 Source-order balances reconcile. Account continuity and personal attribution are not independently verified. 2 source rows Row 3 · 2025-04-01 · Conversion · Acquired 307,857 · Balance 331,985 F1: These shares of Class B common stock were converted on a one-for-one basis into Class A common stock. F4: Securities are held by Battery Ventures XI-B, L.P. ("BV XI-B"). BP XI is the general partner of BV XI-B and may be deemed to beneficially own the securities held by BV XI-B. Neeraj Agrawal, Michael M. Brown, Jesse R. Feldman, Russell L. Fleischer, Roger H. Lee, Chelsea R. Stoner, Dharmesh Thakker and Scott R. Tobin are the managing members of BP XI and may be deemed to share voting and dispositive power over these securities. Each of the Reporting Persons disclaims beneficial ownership of these securities except to the extent of its, his or her 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. Row 8 · 2025-04-10 · Other · Disposed 313,500 · Balance 18,485 F9: Represents a pro rata, in-kind distribution, and not a purchase or sale of securities, by BV XI-B to its general partner and limited partners without additional consideration. F4: Securities are held by Battery Ventures XI-B, L.P. ("BV XI-B"). BP XI is the general partner of BV XI-B and may be deemed to beneficially own the securities held by BV XI-B. Neeraj Agrawal, Michael M. Brown, Jesse R. Feldman, Russell L. Fleischer, Roger H. Lee, Chelsea R. Stoner, Dharmesh Thakker and Scott R. Tobin are the managing members of BP XI and may be deemed to share voting and dispositive power over these securities. Each of the Reporting Persons disclaims beneficial ownership of these securities except to the extent of its, his or her 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.
Class A Common StockSEC Table I · non-derivative	IndirectBy Battery Ventures XI-A Side Fund, L.P.	72,684	Last balance in matching sequence After 2025-04-10 transaction · row 9 Source-order balances reconcile. Account continuity and personal attribution are not independently verified. 2 source rows Row 4 · 2025-04-01 · Conversion · Acquired 1,210,511 · Balance 1,305,384 F1: These shares of Class B common stock were converted on a one-for-one basis into Class A common stock. F5: Securities are held by Battery Ventures XI-A Side Fund, L.P. ("BV XI-A SF"). Battery Partners XI Side Fund, LLC ("BP XI SF") is the general partner of BV XI-A SF and may be deemed to beneficially own the securities held by BV XI-A SF. Neeraj Agrawal, Michael M. Brown, Jesse R. Feldman, Russell L. Fleischer, Roger H. Lee, Chelsea R. Stoner, Dharmesh Thakker and Scott R. Tobin are the managing members of BP XI SF and may be deemed to share voting and dispositive power over these securities. Each of the Reporting Persons disclaims beneficial ownership of these securities except to the extent of its, his or her 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. Row 9 · 2025-04-10 · Other · Disposed 1,232,700 · Balance 72,684 F10: Represents a pro rata, in-kind distribution, and not a purchase or sale of securities, by BV XI-A SF to its general partner and limited partners without additional consideration. F5: Securities are held by Battery Ventures XI-A Side Fund, L.P. ("BV XI-A SF"). Battery Partners XI Side Fund, LLC ("BP XI SF") is the general partner of BV XI-A SF and may be deemed to beneficially own the securities held by BV XI-A SF. Neeraj Agrawal, Michael M. Brown, Jesse R. Feldman, Russell L. Fleischer, Roger H. Lee, Chelsea R. Stoner, Dharmesh Thakker and Scott R. Tobin are the managing members of BP XI SF and may be deemed to share voting and dispositive power over these securities. Each of the Reporting Persons disclaims beneficial ownership of these securities except to the extent of its, his or her 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.
Class A Common StockSEC Table I · non-derivative	IndirectBy Battery Ventures XI-B Side Fund, L.P.	15,764	Last balance in matching sequence After 2025-04-10 transaction · row 10 Source-order balances reconcile. Account continuity and personal attribution are not independently verified. 2 source rows Row 5 · 2025-04-01 · Conversion · Acquired 262,489 · Balance 283,064 F1: These shares of Class B common stock were converted on a one-for-one basis into Class A common stock. F6: Securities are held by Battery Ventures XI-B Side Fund, L.P. ("BV XI-B SF"). BP XI SF is the general partner of BV XI-B SF and may be deemed to beneficially own the securities held by BV XI-B SF. Neeraj Agrawal, Michael M. Brown, Jesse R. Feldman, Russell L. Fleischer, Roger H. Lee, Chelsea R. Stoner, Dharmesh Thakker and Scott R. Tobin are the managing members of BP XI SF and may be deemed to share voting and dispositive power over these securities. Each of the Reporting Persons disclaims beneficial ownership of these securities except to the extent of its, his or her 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. Row 10 · 2025-04-10 · Other · Disposed 267,300 · Balance 15,764 F11: Represents a pro rata, in-kind distribution, and not a purchase or sale of securities, by BV XI-B SF to its general partner and limited partners without additional consideration. F6: Securities are held by Battery Ventures XI-B Side Fund, L.P. ("BV XI-B SF"). BP XI SF is the general partner of BV XI-B SF and may be deemed to beneficially own the securities held by BV XI-B SF. Neeraj Agrawal, Michael M. Brown, Jesse R. Feldman, Russell L. Fleischer, Roger H. Lee, Chelsea R. Stoner, Dharmesh Thakker and Scott R. Tobin are the managing members of BP XI SF and may be deemed to share voting and dispositive power over these securities. Each of the Reporting Persons disclaims beneficial ownership of these securities except to the extent of its, his or her 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.
Class A Common StockSEC Table I · non-derivative	Direct	298,284	Reported balance After 2025-04-10 transaction · row 11 Holding and transaction disclosures are not merged. 1 source row Row 11 · 2025-04-10 · Other · Acquired 298,284 · Balance 298,284 F12: Represents receipt of securities in the distributions in kind described in footnotes (8) and (9). F13: Securities are held by BP XI. Neeraj Agrawal, Michael M. Brown, Jesse R. Feldman, Russell L. Fleischer, Roger H. Lee, Chelsea R. Stoner, Dharmesh Thakker and Scott R. Tobin are the managing members of BP XI and may be deemed to share voting and dispositive power over these securities. Each of the Reporting Persons disclaims beneficial ownership of these securities except to the extent of its, his or her 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.
Class A Common StockSEC Table I · non-derivative	Direct	0	Reported balance After 2025-04-10 transaction · row 12 Holding and transaction disclosures are not merged. 1 source row Row 12 · 2025-04-10 · Other · Disposed 298,284 · Balance 0 F14: Represents a pro rata, in-kind distribution, and not a purchase or sale of securities, by BP XI to its members without consideration. F13: Securities are held by BP XI. Neeraj Agrawal, Michael M. Brown, Jesse R. Feldman, Russell L. Fleischer, Roger H. Lee, Chelsea R. Stoner, Dharmesh Thakker and Scott R. Tobin are the managing members of BP XI and may be deemed to share voting and dispositive power over these securities. Each of the Reporting Persons disclaims beneficial ownership of these securities except to the extent of its, his or her 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.
Class A Common StockSEC Table I · non-derivative	Direct	190,219	Reported balance Holding disclosure · report date 2025-04-01 · row 17 Holding and transaction disclosures are not merged. 1 source row Row 17 · Balance 190,219 F20: The securities beneficially owned by the Reporting Person prior to the reported transaction reflect the receipt of securities in the distribution in kind described in footnote (14) and from previous distributions in kind that constituted changes in form of ownership and, therefore, were not required to be reported pursuant to Section 16. F21: The securities beneficially owned by the Reporting Person prior to the reported transaction reflect the receipt of securities in the distribution in kind described in footnote (17) and from previous distributions in kind that constituted changes in form of ownership and, therefore, were not required to be reported pursuant to Section 16. F22: Securities are held by Michael M. Brown.
Class A Common StockSEC Table I · non-derivative	Direct	248,102	Reported balance Holding disclosure · report date 2025-04-01 · row 19 Holding and transaction disclosures are not merged. 1 source row Row 19 · Balance 248,102 F20: The securities beneficially owned by the Reporting Person prior to the reported transaction reflect the receipt of securities in the distribution in kind described in footnote (14) and from previous distributions in kind that constituted changes in form of ownership and, therefore, were not required to be reported pursuant to Section 16. F21: The securities beneficially owned by the Reporting Person prior to the reported transaction reflect the receipt of securities in the distribution in kind described in footnote (17) and from previous distributions in kind that constituted changes in form of ownership and, therefore, were not required to be reported pursuant to Section 16. F23: The securities beneficially owned by the Reporting Person prior to the reported transaction reflect the receipt of securities in the distribution in kind described in footnote (7) and from previous distributions in kind that constituted changes in form of ownership and, therefore, were not required to be reported pursuant to Section 16. F25: Securities are held by Jesse R. Feldman.
Class A Common StockSEC Table I · non-derivative	Direct	144,788	Reported balance Holding disclosure · report date 2025-04-01 · row 21 Holding and transaction disclosures are not merged. 1 source row Row 21 · Balance 144,788 F20: The securities beneficially owned by the Reporting Person prior to the reported transaction reflect the receipt of securities in the distribution in kind described in footnote (14) and from previous distributions in kind that constituted changes in form of ownership and, therefore, were not required to be reported pursuant to Section 16. F21: The securities beneficially owned by the Reporting Person prior to the reported transaction reflect the receipt of securities in the distribution in kind described in footnote (17) and from previous distributions in kind that constituted changes in form of ownership and, therefore, were not required to be reported pursuant to Section 16. F23: The securities beneficially owned by the Reporting Person prior to the reported transaction reflect the receipt of securities in the distribution in kind described in footnote (7) and from previous distributions in kind that constituted changes in form of ownership and, therefore, were not required to be reported pursuant to Section 16. F27: Securities are held by Russell L. Fleischer.
Class A Common StockSEC Table I · non-derivative	Direct	139,474	Reported balance Holding disclosure · report date 2025-04-01 · row 22 Holding and transaction disclosures are not merged. 1 source row Row 22 · Balance 139,474 F28: Securities are held by Roger H. Lee.
Class A Common StockSEC Table I · non-derivative	Direct	102,730	Reported balance Holding disclosure · report date 2025-04-01 · row 27 Holding and transaction disclosures are not merged. 1 source row Row 27 · Balance 102,730 F20: The securities beneficially owned by the Reporting Person prior to the reported transaction reflect the receipt of securities in the distribution in kind described in footnote (14) and from previous distributions in kind that constituted changes in form of ownership and, therefore, were not required to be reported pursuant to Section 16. F21: The securities beneficially owned by the Reporting Person prior to the reported transaction reflect the receipt of securities in the distribution in kind described in footnote (17) and from previous distributions in kind that constituted changes in form of ownership and, therefore, were not required to be reported pursuant to Section 16. F33: Securities are held by Scott R. Tobin.
Class A Common StockSEC Table I · non-derivative	IndirectBy Battery Partners XI Side Fund, LLC	0	Last balance in matching sequence After 2025-04-10 transaction · row 14 Source-order balances reconcile. Account continuity and personal attribution are not independently verified. 2 source rows Row 13 · 2025-04-10 · Other · Acquired 369,104 · Balance 369,104 F15: Represents receipt of securities in the distributions in kind described in footnotes (10) and (11). F16: Securities are held by BP XI SF. Neeraj Agrawal, Michael M. Brown, Jesse R. Feldman, Russell L. Fleischer, Roger H. Lee, Chelsea R. Stoner, Dharmesh Thakker and Scott R. Tobin are the managing members of BP XI SF and may be deemed to share voting and dispositive power over these securities. Each of the Reporting Persons disclaims beneficial ownership of these securities except to the extent of its, his or her 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. Row 14 · 2025-04-10 · Other · Disposed 369,104 · Balance 0 F17: Represents a pro rata, in-kind distribution, and not a purchase or sale of securities, by BP XI SF to its members without consideration. F16: Securities are held by BP XI SF. Neeraj Agrawal, Michael M. Brown, Jesse R. Feldman, Russell L. Fleischer, Roger H. Lee, Chelsea R. Stoner, Dharmesh Thakker and Scott R. Tobin are the managing members of BP XI SF and may be deemed to share voting and dispositive power over these securities. Each of the Reporting Persons disclaims beneficial ownership of these securities except to the extent of its, his or her 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.
Class B Common StockSEC Table II · derivative / convertible security	IndirectBy Battery Investment Partners XI, LLC	100,137	Reported balance After 2025-04-01 transaction · row 29 Instrument identity requires review; Table II rows are not merged. 1 source row Row 29 · 2025-04-01 · Conversion · Disposed 54,000 · Balance 100,137 F1: These shares of Class B common stock were converted on a one-for-one basis into Class A common stock. F35: 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: Securities are held by Battery Investment Partners XI, LLC ("BIP XI"). Battery Partners XI, LLC ("BP XI") is the managing member of BIP XI and may be deemed to beneficially own the securities held by BIP XI. Neeraj Agrawal, Michael M. Brown, Jesse R. Feldman, Russell L. Fleischer, Roger H. Lee, Chelsea R. Stoner, Dharmesh Thakker and Scott R. Tobin are the managing members of BP XI and may be deemed to share voting and dispositive power over these securities. Each of the Reporting Persons disclaims beneficial ownership of these securities except to the extent of its, his or her 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.
Class B Common StockSEC Table II · derivative / convertible security	IndirectBy Battery Ventures XI-A, L.P.	2,160,494	Reported balance After 2025-04-01 transaction · row 30 Instrument identity requires review; Table II rows are not merged. 1 source row Row 30 · 2025-04-01 · Conversion · Disposed 1,165,143 · Balance 2,160,494 F1: These shares of Class B common stock were converted on a one-for-one basis into Class A common stock. F35: 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: Securities are held byBattery Ventures XI-A, L.P. ("BV XI-A"). BP XI is the general partner of BV XI-A and may be deemed to beneficially own the securities held by BV XI-A. Neeraj Agrawal, Michael M. Brown, Jesse R. Feldman, Russell L. Fleischer, Roger H. Lee, Chelsea R. Stoner, Dharmesh Thakker and Scott R. Tobin are the managing members of BP XI and may be deemed to share voting and dispositive power over these securities. Each of the Reporting Persons disclaims beneficial ownership of these securities except to the extent of its, his or her 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.
Class B Common StockSEC Table II · derivative / convertible security	IndirectBy Battery Ventures XI-B, L.P.	570,848	Reported balance After 2025-04-01 transaction · row 31 Instrument identity requires review; Table II rows are not merged. 1 source row Row 31 · 2025-04-01 · Conversion · Disposed 307,857 · Balance 570,848 F1: These shares of Class B common stock were converted on a one-for-one basis into Class A common stock. F35: 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: Securities are held by Battery Ventures XI-B, L.P. ("BV XI-B"). BP XI is the general partner of BV XI-B and may be deemed to beneficially own the securities held by BV XI-B. Neeraj Agrawal, Michael M. Brown, Jesse R. Feldman, Russell L. Fleischer, Roger H. Lee, Chelsea R. Stoner, Dharmesh Thakker and Scott R. Tobin are the managing members of BP XI and may be deemed to share voting and dispositive power over these securities. Each of the Reporting Persons disclaims beneficial ownership of these securities except to the extent of its, his or her 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.
Class B Common StockSEC Table II · derivative / convertible security	IndirectBy Battery Ventures XI-A Side Fund, L.P.	2,244,625	Reported balance After 2025-04-01 transaction · row 32 Instrument identity requires review; Table II rows are not merged. 1 source row Row 32 · 2025-04-01 · Conversion · Disposed 1,210,511 · Balance 2,244,625 F1: These shares of Class B common stock were converted on a one-for-one basis into Class A common stock. F35: 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. F5: Securities are held by Battery Ventures XI-A Side Fund, L.P. ("BV XI-A SF"). Battery Partners XI Side Fund, LLC ("BP XI SF") is the general partner of BV XI-A SF and may be deemed to beneficially own the securities held by BV XI-A SF. Neeraj Agrawal, Michael M. Brown, Jesse R. Feldman, Russell L. Fleischer, Roger H. Lee, Chelsea R. Stoner, Dharmesh Thakker and Scott R. Tobin are the managing members of BP XI SF and may be deemed to share voting and dispositive power over these securities. Each of the Reporting Persons disclaims beneficial ownership of these securities except to the extent of its, his or her 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.
Class B Common StockSEC Table II · derivative / convertible security	IndirectBy Battery Ventures XI-B Side Fund, L.P.	486,717	Reported balance After 2025-04-01 transaction · row 33 Instrument identity requires review; Table II rows are not merged. 1 source row Row 33 · 2025-04-01 · Conversion · Disposed 262,489 · Balance 486,717 F1: These shares of Class B common stock were converted on a one-for-one basis into Class A common stock. F35: 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. F6: Securities are held by Battery Ventures XI-B Side Fund, L.P. ("BV XI-B SF"). BP XI SF is the general partner of BV XI-B SF and may be deemed to beneficially own the securities held by BV XI-B SF. Neeraj Agrawal, Michael M. Brown, Jesse R. Feldman, Russell L. Fleischer, Roger H. Lee, Chelsea R. Stoner, Dharmesh Thakker and Scott R. Tobin are the managing members of BP XI SF and may be deemed to share voting and dispositive power over these securities. Each of the Reporting Persons disclaims beneficial ownership of these securities except to the extent of its, his or her 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.
Class A Common StockSEC Table I · non-derivative	IndirectBy Battery Investment Partners Select Fund I,L.P.	29,250	Reported balance Holding disclosure · report date 2025-04-01 · row 15 Holding and transaction disclosures are not merged. 1 source row Row 15 · Balance 29,250 F18: Securities are held by Battery Investment Partners Select Fund I, L.P. ("BIP Select I"). The sole general partner of BIP Select I is Battery Partners Select Fund I GP, LLC ("BP Select I GP"). Neeraj Agrawal, Michael M. Brown, Jesse R. Feldman, Russell L. Fleischer, Roger H. Lee, Chelsea R. Stoner, Dharmesh Thakker and Scott R. Tobin are the managing members of BP Select I GP and may be deemed to share voting and dispositive power over these securities. Each of the Reporting Persons disclaims beneficial ownership of these securities except to the extent of its, his or her 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.
Class A Common StockSEC Table I · non-derivative	IndirectBy Battery Ventures Select Fund I,L.P.	1,395,750	Reported balance Holding disclosure · report date 2025-04-01 · row 16 Holding and transaction disclosures are not merged. 1 source row Row 16 · Balance 1,395,750 F19: Securities are held by Battery Ventures Select Fund I, L.P. ("BV Select I"). The sole general partner of BV Select I is Battery Partners Select Fund I, L.P. ("BP Select I"). The general partner of BP Select I is BP Select I GP. Neeraj Agrawal, Michael M. Brown, Jesse R. Feldman, Russell L. Fleischer, Roger H. Lee, Chelsea R. Stoner, Dharmesh Thakker and Scott R. Tobin are the managing members of BP Select I GP and may be deemed to share voting and dispositive power over these securities. Each of the Reporting Persons disclaims beneficial ownership of these securities except to the extent of its, his or her 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.
Class A Common StockSEC Table I · non-derivative	IndirectBy Trust	59,549	Reported balance Holding disclosure · report date 2025-04-01 · row 18 Holding and transaction disclosures are not merged. 1 source row Row 18 · Balance 59,549 F20: The securities beneficially owned by the Reporting Person prior to the reported transaction reflect the receipt of securities in the distribution in kind described in footnote (14) and from previous distributions in kind that constituted changes in form of ownership and, therefore, were not required to be reported pursuant to Section 16. F21: The securities beneficially owned by the Reporting Person prior to the reported transaction reflect the receipt of securities in the distribution in kind described in footnote (17) and from previous distributions in kind that constituted changes in form of ownership and, therefore, were not required to be reported pursuant to Section 16. F23: The securities beneficially owned by the Reporting Person prior to the reported transaction reflect the receipt of securities in the distribution in kind described in footnote (7) and from previous distributions in kind that constituted changes in form of ownership and, therefore, were not required to be reported pursuant to Section 16. F24: Securities are held by The Michael M. Brown Irrevocable GST Trust of 2013, of which Michael M. Brown is a trustee. Mr. Brown disclaims beneficial ownership of these securities except to the extent of his proportionate pecuniary interest therein.
Class A Common StockSEC Table I · non-derivative	IndirectBy Trust	28,020	Reported balance Holding disclosure · report date 2025-04-01 · row 20 Holding and transaction disclosures are not merged. 1 source row Row 20 · Balance 28,020 F20: The securities beneficially owned by the Reporting Person prior to the reported transaction reflect the receipt of securities in the distribution in kind described in footnote (14) and from previous distributions in kind that constituted changes in form of ownership and, therefore, were not required to be reported pursuant to Section 16. F21: The securities beneficially owned by the Reporting Person prior to the reported transaction reflect the receipt of securities in the distribution in kind described in footnote (17) and from previous distributions in kind that constituted changes in form of ownership and, therefore, were not required to be reported pursuant to Section 16. F26: Securities are held by The Jesse Feldman Irrevocable Trust of 2016, of which Jesse R. Feldman is a trustee. Mr. Feldman disclaims beneficial ownership of these securities except to the extent of his proportionate pecuniary interest therein.
Class A Common StockSEC Table I · non-derivative	IndirectBy Trust	81,417	Reported balance Holding disclosure · report date 2025-04-01 · row 23 Holding and transaction disclosures are not merged. 1 source row Row 23 · Balance 81,417 F20: The securities beneficially owned by the Reporting Person prior to the reported transaction reflect the receipt of securities in the distribution in kind described in footnote (14) and from previous distributions in kind that constituted changes in form of ownership and, therefore, were not required to be reported pursuant to Section 16. F21: The securities beneficially owned by the Reporting Person prior to the reported transaction reflect the receipt of securities in the distribution in kind described in footnote (17) and from previous distributions in kind that constituted changes in form of ownership and, therefore, were not required to be reported pursuant to Section 16. F23: The securities beneficially owned by the Reporting Person prior to the reported transaction reflect the receipt of securities in the distribution in kind described in footnote (7) and from previous distributions in kind that constituted changes in form of ownership and, therefore, were not required to be reported pursuant to Section 16. F29: Securities are held by The Roger and Clarissa Lee Irrevocable Trust of 2016, of which Roger H. Lee's brother is the trustee. Mr. Lee disclaims beneficial ownership of these securities except to the extent of his proportionate pecuniary interest therein.
Class A Common StockSEC Table I · non-derivative	IndirectBy Trust	17,689	Reported balance Holding disclosure · report date 2025-04-01 · row 24 Holding and transaction disclosures are not merged. 1 source row Row 24 · Balance 17,689 F20: The securities beneficially owned by the Reporting Person prior to the reported transaction reflect the receipt of securities in the distribution in kind described in footnote (14) and from previous distributions in kind that constituted changes in form of ownership and, therefore, were not required to be reported pursuant to Section 16. F21: The securities beneficially owned by the Reporting Person prior to the reported transaction reflect the receipt of securities in the distribution in kind described in footnote (17) and from previous distributions in kind that constituted changes in form of ownership and, therefore, were not required to be reported pursuant to Section 16. F30: Securities are held by The Lee Family Trust, of which Roger H. Lee is a co-trustee. Mr. Lee disclaims beneficial ownership of these securities except to the extent of his proportionate pecuniary interest therein.
Class A Common StockSEC Table I · non-derivative	IndirectBy Trust	224,797	Reported balance Holding disclosure · report date 2025-04-01 · row 25 Holding and transaction disclosures are not merged. 1 source row Row 25 · Balance 224,797 F20: The securities beneficially owned by the Reporting Person prior to the reported transaction reflect the receipt of securities in the distribution in kind described in footnote (14) and from previous distributions in kind that constituted changes in form of ownership and, therefore, were not required to be reported pursuant to Section 16. F21: The securities beneficially owned by the Reporting Person prior to the reported transaction reflect the receipt of securities in the distribution in kind described in footnote (17) and from previous distributions in kind that constituted changes in form of ownership and, therefore, were not required to be reported pursuant to Section 16. F23: The securities beneficially owned by the Reporting Person prior to the reported transaction reflect the receipt of securities in the distribution in kind described in footnote (7) and from previous distributions in kind that constituted changes in form of ownership and, therefore, were not required to be reported pursuant to Section 16. F31: Securities are held by the Spiller Stoner Family Trust Dated 8/22/13, of which Chelsea R. Stoner is a trustee. Ms. Stoner disclaims beneficial ownership of these securities except to the extent of her proportionate pecuniary interest therein.
Class A Common StockSEC Table I · non-derivative	IndirectBy Trust	124,975	Reported balance Holding disclosure · report date 2025-04-01 · row 26 Holding and transaction disclosures are not merged. 1 source row Row 26 · Balance 124,975 F20: The securities beneficially owned by the Reporting Person prior to the reported transaction reflect the receipt of securities in the distribution in kind described in footnote (14) and from previous distributions in kind that constituted changes in form of ownership and, therefore, were not required to be reported pursuant to Section 16. F21: The securities beneficially owned by the Reporting Person prior to the reported transaction reflect the receipt of securities in the distribution in kind described in footnote (17) and from previous distributions in kind that constituted changes in form of ownership and, therefore, were not required to be reported pursuant to Section 16. F23: The securities beneficially owned by the Reporting Person prior to the reported transaction reflect the receipt of securities in the distribution in kind described in footnote (7) and from previous distributions in kind that constituted changes in form of ownership and, therefore, were not required to be reported pursuant to Section 16. F32: Securities are held by the STAM Family Revocable Living Trust UAD 3/19/13, of which Dharmesh Thakker is a trustee. Mr. Thakker disclaims beneficial ownership of these securities except to the extent of his proportionate pecuniary interest therein.
Class A Common StockSEC Table I · non-derivative	IndirectBy Trust	147,037	Reported balance Holding disclosure · report date 2025-04-01 · row 28 Holding and transaction disclosures are not merged. 1 source row Row 28 · Balance 147,037 F20: The securities beneficially owned by the Reporting Person prior to the reported transaction reflect the receipt of securities in the distribution in kind described in footnote (14) and from previous distributions in kind that constituted changes in form of ownership and, therefore, were not required to be reported pursuant to Section 16. F21: The securities beneficially owned by the Reporting Person prior to the reported transaction reflect the receipt of securities in the distribution in kind described in footnote (17) and from previous distributions in kind that constituted changes in form of ownership and, therefore, were not required to be reported pursuant to Section 16. F23: The securities beneficially owned by the Reporting Person prior to the reported transaction reflect the receipt of securities in the distribution in kind described in footnote (7) and from previous distributions in kind that constituted changes in form of ownership and, therefore, were not required to be reported pursuant to Section 16. F34: Securities are held by The Scott R. Tobin Irrevocable GST Trust of 2013, of which Scott R. Tobin is a trustee. Mr. Tobin disclaims beneficial ownership of these securities except to the extent of his proportionate pecuniary interest therein.
Class B Common StockSEC Table II · derivative / convertible security	IndirectBy Battery Investment Partners Select Fund I, L.P.	221,708	Reported balance Holding disclosure · report date 2025-04-01 · row 34 Instrument identity requires review; Table II rows are not merged. 1 source row Row 34 · Balance 221,708 F35: 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. F18: Securities are held by Battery Investment Partners Select Fund I, L.P. ("BIP Select I"). The sole general partner of BIP Select I is Battery Partners Select Fund I GP, LLC ("BP Select I GP"). Neeraj Agrawal, Michael M. Brown, Jesse R. Feldman, Russell L. Fleischer, Roger H. Lee, Chelsea R. Stoner, Dharmesh Thakker and Scott R. Tobin are the managing members of BP Select I GP and may be deemed to share voting and dispositive power over these securities. Each of the Reporting Persons disclaims beneficial ownership of these securities except to the extent of its, his or her 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.
Class B Common StockSEC Table II · derivative / convertible security	IndirectBy Battery Ventures Select Fund I, L.P.	1,141,717	Reported balance Holding disclosure · report date 2025-04-01 · row 35 Instrument identity requires review; Table II rows are not merged. 1 source row Row 35 · Balance 1,141,717 F35: 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. F19: Securities are held by Battery Ventures Select Fund I, L.P. ("BV Select I"). The sole general partner of BV Select I is Battery Partners Select Fund I, L.P. ("BP Select I"). The general partner of BP Select I is BP Select I GP. Neeraj Agrawal, Michael M. Brown, Jesse R. Feldman, Russell L. Fleischer, Roger H. Lee, Chelsea R. Stoner, Dharmesh Thakker and Scott R. Tobin are the managing members of BP Select I GP and may be deemed to share voting and dispositive power over these securities. Each of the Reporting Persons disclaims beneficial ownership of these securities except to the extent of its, his or her 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.

Filing footnotes · ownership attribution and instrument terms

F1: These shares of Class B common stock were converted on a one-for-one basis into Class A common stock.

F2: Securities are held by Battery Investment Partners XI, LLC ("BIP XI"). Battery Partners XI, LLC ("BP XI") is the managing member of BIP XI and may be deemed to beneficially own the securities held by BIP XI. Neeraj Agrawal, Michael M. Brown, Jesse R. Feldman, Russell L. Fleischer, Roger H. Lee, Chelsea R. Stoner, Dharmesh Thakker and Scott R. Tobin are the managing members of BP XI and may be deemed to share voting and dispositive power over these securities. Each of the Reporting Persons disclaims beneficial ownership of these securities except to the extent of its, his or her 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.

F3: Securities are held byBattery Ventures XI-A, L.P. ("BV XI-A"). BP XI is the general partner of BV XI-A and may be deemed to beneficially own the securities held by BV XI-A. Neeraj Agrawal, Michael M. Brown, Jesse R. Feldman, Russell L. Fleischer, Roger H. Lee, Chelsea R. Stoner, Dharmesh Thakker and Scott R. Tobin are the managing members of BP XI and may be deemed to share voting and dispositive power over these securities. Each of the Reporting Persons disclaims beneficial ownership of these securities except to the extent of its, his or her 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.

F4: Securities are held by Battery Ventures XI-B, L.P. ("BV XI-B"). BP XI is the general partner of BV XI-B and may be deemed to beneficially own the securities held by BV XI-B. Neeraj Agrawal, Michael M. Brown, Jesse R. Feldman, Russell L. Fleischer, Roger H. Lee, Chelsea R. Stoner, Dharmesh Thakker and Scott R. Tobin are the managing members of BP XI and may be deemed to share voting and dispositive power over these securities. Each of the Reporting Persons disclaims beneficial ownership of these securities except to the extent of its, his or her 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: Securities are held by Battery Ventures XI-A Side Fund, L.P. ("BV XI-A SF"). Battery Partners XI Side Fund, LLC ("BP XI SF") is the general partner of BV XI-A SF and may be deemed to beneficially own the securities held by BV XI-A SF. Neeraj Agrawal, Michael M. Brown, Jesse R. Feldman, Russell L. Fleischer, Roger H. Lee, Chelsea R. Stoner, Dharmesh Thakker and Scott R. Tobin are the managing members of BP XI SF and may be deemed to share voting and dispositive power over these securities. Each of the Reporting Persons disclaims beneficial ownership of these securities except to the extent of its, his or her 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: Securities are held by Battery Ventures XI-B Side Fund, L.P. ("BV XI-B SF"). BP XI SF is the general partner of BV XI-B SF and may be deemed to beneficially own the securities held by BV XI-B SF. Neeraj Agrawal, Michael M. Brown, Jesse R. Feldman, Russell L. Fleischer, Roger H. Lee, Chelsea R. Stoner, Dharmesh Thakker and Scott R. Tobin are the managing members of BP XI SF and may be deemed to share voting and dispositive power over these securities. Each of the Reporting Persons disclaims beneficial ownership of these securities except to the extent of its, his or her 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: Represents a pro rata, in-kind distribution, and not a purchase or sale of securities, by BIP XI to its members without additional consideration.

F8: Represents a pro rata, in-kind distribution, and not a purchase or sale of securities, by BV XI-A to its general partner and limited partners without additional consideration.

F9: Represents a pro rata, in-kind distribution, and not a purchase or sale of securities, by BV XI-B to its general partner and limited partners without additional consideration.

F10: Represents a pro rata, in-kind distribution, and not a purchase or sale of securities, by BV XI-A SF to its general partner and limited partners without additional consideration.

F11: Represents a pro rata, in-kind distribution, and not a purchase or sale of securities, by BV XI-B SF to its general partner and limited partners without additional consideration.

F12: Represents receipt of securities in the distributions in kind described in footnotes (8) and (9).

F13: Securities are held by BP XI. Neeraj Agrawal, Michael M. Brown, Jesse R. Feldman, Russell L. Fleischer, Roger H. Lee, Chelsea R. Stoner, Dharmesh Thakker and Scott R. Tobin are the managing members of BP XI and may be deemed to share voting and dispositive power over these securities. Each of the Reporting Persons disclaims beneficial ownership of these securities except to the extent of its, his or her 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.

F14: Represents a pro rata, in-kind distribution, and not a purchase or sale of securities, by BP XI to its members without consideration.

F15: Represents receipt of securities in the distributions in kind described in footnotes (10) and (11).

F16: Securities are held by BP XI SF. Neeraj Agrawal, Michael M. Brown, Jesse R. Feldman, Russell L. Fleischer, Roger H. Lee, Chelsea R. Stoner, Dharmesh Thakker and Scott R. Tobin are the managing members of BP XI SF and may be deemed to share voting and dispositive power over these securities. Each of the Reporting Persons disclaims beneficial ownership of these securities except to the extent of its, his or her 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: Represents a pro rata, in-kind distribution, and not a purchase or sale of securities, by BP XI SF to its members without consideration.

F18: Securities are held by Battery Investment Partners Select Fund I, L.P. ("BIP Select I"). The sole general partner of BIP Select I is Battery Partners Select Fund I GP, LLC ("BP Select I GP"). Neeraj Agrawal, Michael M. Brown, Jesse R. Feldman, Russell L. Fleischer, Roger H. Lee, Chelsea R. Stoner, Dharmesh Thakker and Scott R. Tobin are the managing members of BP Select I GP and may be deemed to share voting and dispositive power over these securities. Each of the Reporting Persons disclaims beneficial ownership of these securities except to the extent of its, his or her 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: Securities are held by Battery Ventures Select Fund I, L.P. ("BV Select I"). The sole general partner of BV Select I is Battery Partners Select Fund I, L.P. ("BP Select I"). The general partner of BP Select I is BP Select I GP. Neeraj Agrawal, Michael M. Brown, Jesse R. Feldman, Russell L. Fleischer, Roger H. Lee, Chelsea R. Stoner, Dharmesh Thakker and Scott R. Tobin are the managing members of BP Select I GP and may be deemed to share voting and dispositive power over these securities. Each of the Reporting Persons disclaims beneficial ownership of these securities except to the extent of its, his or her 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.

F20: The securities beneficially owned by the Reporting Person prior to the reported transaction reflect the receipt of securities in the distribution in kind described in footnote (14) and from previous distributions in kind that constituted changes in form of ownership and, therefore, were not required to be reported pursuant to Section 16.

F21: The securities beneficially owned by the Reporting Person prior to the reported transaction reflect the receipt of securities in the distribution in kind described in footnote (17) and from previous distributions in kind that constituted changes in form of ownership and, therefore, were not required to be reported pursuant to Section 16.

F22: Securities are held by Michael M. Brown.

F23: The securities beneficially owned by the Reporting Person prior to the reported transaction reflect the receipt of securities in the distribution in kind described in footnote (7) and from previous distributions in kind that constituted changes in form of ownership and, therefore, were not required to be reported pursuant to Section 16.

F24: Securities are held by The Michael M. Brown Irrevocable GST Trust of 2013, of which Michael M. Brown is a trustee. Mr. Brown disclaims beneficial ownership of these securities except to the extent of his proportionate pecuniary interest therein.

F25: Securities are held by Jesse R. Feldman.

F26: Securities are held by The Jesse Feldman Irrevocable Trust of 2016, of which Jesse R. Feldman is a trustee. Mr. Feldman disclaims beneficial ownership of these securities except to the extent of his proportionate pecuniary interest therein.

F27: Securities are held by Russell L. Fleischer.

F28: Securities are held by Roger H. Lee.

F29: Securities are held by The Roger and Clarissa Lee Irrevocable Trust of 2016, of which Roger H. Lee's brother is the trustee. Mr. Lee disclaims beneficial ownership of these securities except to the extent of his proportionate pecuniary interest therein.

F30: Securities are held by The Lee Family Trust, of which Roger H. Lee is a co-trustee. Mr. Lee disclaims beneficial ownership of these securities except to the extent of his proportionate pecuniary interest therein.

F31: Securities are held by the Spiller Stoner Family Trust Dated 8/22/13, of which Chelsea R. Stoner is a trustee. Ms. Stoner disclaims beneficial ownership of these securities except to the extent of her proportionate pecuniary interest therein.

F32: Securities are held by the STAM Family Revocable Living Trust UAD 3/19/13, of which Dharmesh Thakker is a trustee. Mr. Thakker disclaims beneficial ownership of these securities except to the extent of his proportionate pecuniary interest therein.

F33: Securities are held by Scott R. Tobin.

F34: Securities are held by The Scott R. Tobin Irrevocable GST Trust of 2013, of which Scott R. Tobin is a trustee. Mr. Tobin disclaims beneficial ownership of these securities except to the extent of his proportionate pecuniary interest therein.

F35: 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.

Transaction history

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Purchases/sales include open-market and private transactions. Plan disclosure applies to the filing; individual rows may differ. “Not disclosed” is not “unplanned.”

The cutoff filters transaction history only. Company summaries and owner relationships show the latest available disclosures. Parser corrections can improve historical records.

Transaction date	Company	Activity / security	Shares / units	Reported price	Reported value	Details
November 19, 2021 Filed Nov 23, 2021 16:53 UTC	Braze, Inc. BRZE · Entity 4102	ConversionCommon Stock	2,241,717	Not disclosed	Not disclosed	Disclosure SEC source: 0001209191-21-066498 · doc4.xml · nonDerivative · entry 4 Battery Partners XI, LLC · CIK 0001870316 · 10% owner Battery Partners XI Side Fund, LLC · CIK 0001869817 · 10% owner Battery Investment Partners XI, LLC · CIK 0001665602 · 10% owner Battery Ventures XI-A Side Fund, L.P. · CIK 0001665600 · 10% owner Battery Ventures XI-A, L.P. · CIK 0001665603 · 10% owner Battery Ventures XI-B Side Fund, L.P. · CIK 0001665599 · 10% owner Battery Ventures XI-B, L.P. · CIK 0001665601 · 10% owner Battery Management Corp. · CIK 0001548594 · 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. F3 · 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. Read SEC document
November 19, 2021 Filed Nov 23, 2021 16:53 UTC	Braze, Inc. BRZE · Entity 4102	ConversionCommon Stock	221,708	Not disclosed	Not disclosed	Disclosure SEC source: 0001209191-21-066498 · doc4.xml · nonDerivative · entry 3 Battery Partners XI, LLC · CIK 0001870316 · 10% owner Battery Partners XI Side Fund, LLC · CIK 0001869817 · 10% owner Battery Investment Partners XI, LLC · CIK 0001665602 · 10% owner Battery Ventures XI-A Side Fund, L.P. · CIK 0001665600 · 10% owner Battery Ventures XI-A, L.P. · CIK 0001665603 · 10% owner Battery Ventures XI-B Side Fund, L.P. · CIK 0001665599 · 10% owner Battery Ventures XI-B, L.P. · CIK 0001665601 · 10% owner Battery Management Corp. · CIK 0001548594 · 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. F3 · 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. Read SEC document
November 19, 2021 Filed Nov 23, 2021 16:53 UTC	Braze, Inc. BRZE · Entity 4102	ConversionCommon Stock	7,569,790	Not disclosed	Not disclosed	Disclosure SEC source: 0001209191-21-066498 · doc4.xml · nonDerivative · entry 2 Battery Partners XI, LLC · CIK 0001870316 · 10% owner Battery Partners XI Side Fund, LLC · CIK 0001869817 · 10% owner Battery Investment Partners XI, LLC · CIK 0001665602 · 10% owner Battery Ventures XI-A Side Fund, L.P. · CIK 0001665600 · 10% owner Battery Ventures XI-A, L.P. · CIK 0001665603 · 10% owner Battery Ventures XI-B Side Fund, L.P. · CIK 0001665599 · 10% owner Battery Ventures XI-B, L.P. · CIK 0001665601 · 10% owner Battery Management Corp. · CIK 0001548594 · 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. F3 · 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. Read SEC document
November 19, 2021 Filed Nov 23, 2021 16:53 UTC	Braze, Inc. BRZE · Entity 4102	ConversionCommon Stock	7,847,306	Not disclosed	Not disclosed	Disclosure SEC source: 0001209191-21-066498 · doc4.xml · nonDerivative · entry 1 Battery Partners XI, LLC · CIK 0001870316 · 10% owner Battery Partners XI Side Fund, LLC · CIK 0001869817 · 10% owner Battery Investment Partners XI, LLC · CIK 0001665602 · 10% owner Battery Ventures XI-A Side Fund, L.P. · CIK 0001665600 · 10% owner Battery Ventures XI-A, L.P. · CIK 0001665603 · 10% owner Battery Ventures XI-B Side Fund, L.P. · CIK 0001665599 · 10% owner Battery Ventures XI-B, L.P. · CIK 0001665601 · 10% owner Battery Management Corp. · CIK 0001548594 · 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: 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. F4 · 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. Read SEC document
November 12, 2021 Filed Nov 15, 2021 17:47 UTC	Amplitude, Inc. AMPL · Entity 4566	SaleClass A Common Stock	8,742	$73.35	$641,225.70	Disclosure SEC source: 0001209191-21-064533 · doc4.xml · nonDerivative · entry 13 Battery Partners XI, LLC · CIK 0001870316 · 10% owner Battery Partners XI Side Fund, LLC · CIK 0001869817 · 10% owner Battery Investment Partners XI, LLC · CIK 0001665602 · 10% owner Battery Ventures XI-A Side Fund, L.P. · CIK 0001665600 · 10% owner Battery Ventures XI-A, L.P. · CIK 0001665603 · 10% owner Battery Ventures XI-B Side Fund, L.P. · CIK 0001665599 · 10% owner Battery Ventures XI-B, L.P. · CIK 0001665601 · 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 F20 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $73.31 to $73.36 inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote. F19 · ownership.nature: Shares are held by The Michael M. Brown Irrevocable GST Trust of 2013 (the "Trust"), of which the Reporting Person's spouse is the trustee. Michael M. Brown disclaims beneficial ownership of the shares held by the Trust except to the extent of his proportionate pecuniary interest therein. Read SEC document
November 12, 2021 Filed Nov 15, 2021 17:47 UTC	Amplitude, Inc. AMPL · Entity 4566	SaleClass A Common Stock	25,546	$73.35	$1,873,799.10	Disclosure SEC source: 0001209191-21-064533 · doc4.xml · nonDerivative · entry 12 Battery Partners XI, LLC · CIK 0001870316 · 10% owner Battery Partners XI Side Fund, LLC · CIK 0001869817 · 10% owner Battery Investment Partners XI, LLC · CIK 0001665602 · 10% owner Battery Ventures XI-A Side Fund, L.P. · CIK 0001665600 · 10% owner Battery Ventures XI-A, L.P. · CIK 0001665603 · 10% owner Battery Ventures XI-B Side Fund, L.P. · CIK 0001665599 · 10% owner Battery Ventures XI-B, L.P. · CIK 0001665601 · 10% owner Joint disclosure: these amounts are not allocated separately to each reporting owner. 10b5-1 filing: Not disclosed Ownership: Direct Disclosed balance after: 0 F20 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $73.31 to $73.36 inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote. F18 · ownership.direct: Shares are held by Michael M. Brown Read SEC document
November 11, 2021 Filed Nov 15, 2021 17:47 UTC	Amplitude, Inc. AMPL · Entity 4566	OtherClass A Common Stock	8,742	$0.00	$0.00	Disclosure SEC source: 0001209191-21-064533 · doc4.xml · nonDerivative · entry 11 Battery Partners XI, LLC · CIK 0001870316 · 10% owner Battery Partners XI Side Fund, LLC · CIK 0001869817 · 10% owner Battery Investment Partners XI, LLC · CIK 0001665602 · 10% owner Battery Ventures XI-A Side Fund, L.P. · CIK 0001665600 · 10% owner Battery Ventures XI-A, L.P. · CIK 0001665603 · 10% owner Battery Ventures XI-B Side Fund, L.P. · CIK 0001665599 · 10% owner Battery Ventures XI-B, L.P. · CIK 0001665601 · 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: 8,742 F17 · kind: Represents receipt of shares in the distribution in kind described in footnotes (13) and (16). F19 · ownership.nature: Shares are held by The Michael M. Brown Irrevocable GST Trust of 2013 (the "Trust"), of which the Reporting Person's spouse is the trustee. Michael M. Brown disclaims beneficial ownership of the shares held by the Trust except to the extent of his proportionate pecuniary interest therein. Read SEC document
November 11, 2021 Filed Nov 15, 2021 17:47 UTC	Amplitude, Inc. AMPL · Entity 4566	OtherClass A Common Stock	25,546	$0.00	$0.00	Disclosure SEC source: 0001209191-21-064533 · doc4.xml · nonDerivative · entry 10 Battery Partners XI, LLC · CIK 0001870316 · 10% owner Battery Partners XI Side Fund, LLC · CIK 0001869817 · 10% owner Battery Investment Partners XI, LLC · CIK 0001665602 · 10% owner Battery Ventures XI-A Side Fund, L.P. · CIK 0001665600 · 10% owner Battery Ventures XI-A, L.P. · CIK 0001665603 · 10% owner Battery Ventures XI-B Side Fund, L.P. · CIK 0001665599 · 10% owner Battery Ventures XI-B, L.P. · CIK 0001665601 · 10% owner Joint disclosure: these amounts are not allocated separately to each reporting owner. 10b5-1 filing: Not disclosed Ownership: Direct Disclosed balance after: 25,546 F17 · kind: Represents receipt of shares in the distribution in kind described in footnotes (13) and (16). F18 · ownership.direct: Shares are held by Michael M. Brown Read SEC document
November 11, 2021 Filed Nov 15, 2021 17:47 UTC	Amplitude, Inc. AMPL · Entity 4566	OtherClass A Common Stock	151,049	$0.00	$0.00	Disclosure SEC source: 0001209191-21-064533 · doc4.xml · nonDerivative · entry 9 Battery Partners XI, LLC · CIK 0001870316 · 10% owner Battery Partners XI Side Fund, LLC · CIK 0001869817 · 10% owner Battery Investment Partners XI, LLC · CIK 0001665602 · 10% owner Battery Ventures XI-A Side Fund, L.P. · CIK 0001665600 · 10% owner Battery Ventures XI-A, L.P. · CIK 0001665603 · 10% owner Battery Ventures XI-B Side Fund, L.P. · CIK 0001665599 · 10% owner Battery Ventures XI-B, L.P. · CIK 0001665601 · 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 F16 · kind: Represents a pro rata, in-kind distribution, and not a purchase or sale of securities, by BP XI SF to its members without consideration. F15 · ownership.nature: Shares held by BP XI SF. BP XI SF's investment adviser is Battery Management Corp. 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 BP XI. 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. Read SEC document
November 11, 2021 Filed Nov 15, 2021 17:47 UTC	Amplitude, Inc. AMPL · Entity 4566	OtherClass A Common Stock	151,049	$0.00	$0.00	Disclosure SEC source: 0001209191-21-064533 · doc4.xml · nonDerivative · entry 8 Battery Partners XI, LLC · CIK 0001870316 · 10% owner Battery Partners XI Side Fund, LLC · CIK 0001869817 · 10% owner Battery Investment Partners XI, LLC · CIK 0001665602 · 10% owner Battery Ventures XI-A Side Fund, L.P. · CIK 0001665600 · 10% owner Battery Ventures XI-A, L.P. · CIK 0001665603 · 10% owner Battery Ventures XI-B Side Fund, L.P. · CIK 0001665599 · 10% owner Battery Ventures XI-B, L.P. · CIK 0001665601 · 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: 151,049 F14 · kind: Represents receipt of shares in the distribution in kind described in footnotes (5) and (9). F15 · ownership.nature: Shares held by BP XI SF. BP XI SF's investment adviser is Battery Management Corp. 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 BP XI. 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. Read SEC document
November 11, 2021 Filed Nov 15, 2021 17:47 UTC	Amplitude, Inc. AMPL · Entity 4566	OtherClass A Common Stock	151,049	$0.00	$0.00	Disclosure SEC source: 0001209191-21-064533 · doc4.xml · nonDerivative · entry 7 Battery Partners XI, LLC · CIK 0001870316 · 10% owner Battery Partners XI Side Fund, LLC · CIK 0001869817 · 10% owner Battery Investment Partners XI, LLC · CIK 0001665602 · 10% owner Battery Ventures XI-A Side Fund, L.P. · CIK 0001665600 · 10% owner Battery Ventures XI-A, L.P. · CIK 0001665603 · 10% owner Battery Ventures XI-B Side Fund, L.P. · CIK 0001665599 · 10% owner Battery Ventures XI-B, L.P. · CIK 0001665601 · 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 F13 · kind: Represents a pro rata, in-kind distribution, and not a purchase or sale of securities, by BP XI to its members without consideration. F12 · ownership.nature: Shares held by BP XI. BP XI's investment adviser is Battery Management Corp. 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 BP XI. 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. Read SEC document
November 11, 2021 Filed Nov 15, 2021 17:47 UTC	Amplitude, Inc. AMPL · Entity 4566	OtherClass A Common Stock	151,049	$0.00	$0.00	Disclosure SEC source: 0001209191-21-064533 · doc4.xml · nonDerivative · entry 6 Battery Partners XI, LLC · CIK 0001870316 · 10% owner Battery Partners XI Side Fund, LLC · CIK 0001869817 · 10% owner Battery Investment Partners XI, LLC · CIK 0001665602 · 10% owner Battery Ventures XI-A Side Fund, L.P. · CIK 0001665600 · 10% owner Battery Ventures XI-A, L.P. · CIK 0001665603 · 10% owner Battery Ventures XI-B Side Fund, L.P. · CIK 0001665599 · 10% owner Battery Ventures XI-B, L.P. · CIK 0001665601 · 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: 151,049 F11 · kind: Represents receipt of shares in the distribution in kind described in footnotes (1), (3) and (7). F12 · ownership.nature: Shares held by BP XI. BP XI's investment adviser is Battery Management Corp. 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 BP XI. 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. Read SEC document
November 11, 2021 Filed Nov 15, 2021 17:47 UTC	Amplitude, Inc. AMPL · Entity 4566	OtherClass A Common Stock	131,244	$0.00	$0.00	Disclosure SEC source: 0001209191-21-064533 · doc4.xml · nonDerivative · entry 5 Battery Partners XI, LLC · CIK 0001870316 · 10% owner Battery Partners XI Side Fund, LLC · CIK 0001869817 · 10% owner Battery Investment Partners XI, LLC · CIK 0001665602 · 10% owner Battery Ventures XI-A Side Fund, L.P. · CIK 0001665600 · 10% owner Battery Ventures XI-A, L.P. · CIK 0001665603 · 10% owner Battery Ventures XI-B Side Fund, L.P. · CIK 0001665599 · 10% owner Battery Ventures XI-B, L.P. · CIK 0001665601 · 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: 225,420 F9 · kind: Represents a pro rata, in-kind distribution, and not a purchase or sale of securities, by Battery Ventures XI-B Side Fund, L.P. to its general partner and limited partners without additional consideration. F10 · ownership.nature: Shares held by Battery Ventures XI-B Side Fund, L.P. ("BV XI-B SF"). BP XI SF is the general partner of BV XI-B SF and may be deemed to beneficially own the shares held by BV XI-B SF. BP XI SF's investment adviser is Battery Management Corp. 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 BP XI-B SF. 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. Read SEC document
November 11, 2021 Filed Nov 15, 2021 17:47 UTC	Amplitude, Inc. AMPL · Entity 4566	OtherClass A Common Stock	153,928	$0.00	$0.00	Disclosure SEC source: 0001209191-21-064533 · doc4.xml · nonDerivative · entry 4 Battery Partners XI, LLC · CIK 0001870316 · 10% owner Battery Partners XI Side Fund, LLC · CIK 0001869817 · 10% owner Battery Investment Partners XI, LLC · CIK 0001665602 · 10% owner Battery Ventures XI-A Side Fund, L.P. · CIK 0001665600 · 10% owner Battery Ventures XI-A, L.P. · CIK 0001665603 · 10% owner Battery Ventures XI-B Side Fund, L.P. · CIK 0001665599 · 10% owner Battery Ventures XI-B, L.P. · CIK 0001665601 · 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: 264,382 F7 · kind: Represents a pro rata, in-kind distribution, and not a purchase or sale of securities, by Battery Ventures XI-B, L.P. to its general partner and limited partners without additional consideration. F8 · ownership.nature: Shares held by Battery Ventures XI-B, L.P. ("BV XI-B"). BP XI is the general partner of BV XI-B and may be deemed to beneficially own the shares held by BV XI-B. BP XI 's investment adviser is Battery Management Corp. 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 BP XI-B. 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. Read SEC document
November 11, 2021 Filed Nov 15, 2021 17:47 UTC	Amplitude, Inc. AMPL · Entity 4566	OtherClass A Common Stock	605,256	$0.00	$0.00	Disclosure SEC source: 0001209191-21-064533 · doc4.xml · nonDerivative · entry 3 Battery Partners XI, LLC · CIK 0001870316 · 10% owner Battery Partners XI Side Fund, LLC · CIK 0001869817 · 10% owner Battery Investment Partners XI, LLC · CIK 0001665602 · 10% owner Battery Ventures XI-A Side Fund, L.P. · CIK 0001665600 · 10% owner Battery Ventures XI-A, L.P. · CIK 0001665603 · 10% owner Battery Ventures XI-B Side Fund, L.P. · CIK 0001665599 · 10% owner Battery Ventures XI-B, L.P. · CIK 0001665601 · 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: 1,039,566 F5 · kind: Represents a pro rata, in-kind distribution, and not a purchase or sale of securities, by Battery Ventures XI-A Side Fund, L.P. to its general partner and limited partners without additional consideration. F6 · ownership.nature: Shares held by Battery Ventures XI-A Side Fund, L.P. ("BV XI-A SF"). Battery Partners XI Side Fund, LLC ("BP XI SF") is the general partner of BV XI-A SF and may be deemed to beneficially own the shares held by BV XI-A SF. BP XI SF's investment adviser is Battery Management Corp. 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 BP XI-A SF. 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. Read SEC document
November 11, 2021 Filed Nov 15, 2021 17:47 UTC	Amplitude, Inc. AMPL · Entity 4566	OtherClass A Common Stock	582,572	$0.00	$0.00	Disclosure SEC source: 0001209191-21-064533 · doc4.xml · nonDerivative · entry 2 Battery Partners XI, LLC · CIK 0001870316 · 10% owner Battery Partners XI Side Fund, LLC · CIK 0001869817 · 10% owner Battery Investment Partners XI, LLC · CIK 0001665602 · 10% owner Battery Ventures XI-A Side Fund, L.P. · CIK 0001665600 · 10% owner Battery Ventures XI-A, L.P. · CIK 0001665603 · 10% owner Battery Ventures XI-B Side Fund, L.P. · CIK 0001665599 · 10% owner Battery Ventures XI-B, L.P. · CIK 0001665601 · 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: 1,000,604 F3 · kind: Represents a pro rata, in-kind distribution, and not a purchase or sale of securities, by Battery Ventures XI-A, L.P. to its general partner and limited partners without additional consideration. F4 · ownership.nature: Shares held by Battery Ventures XI-A, L.P. ("BV XI-A"). BP XI is the general partner of BV XI-A and may be deemed to beneficially own the shares held by BV XI-A. BP XI's investment adviser is Battery Management Corp. 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 BP XI-A. 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. Read SEC document
November 11, 2021 Filed Nov 15, 2021 17:47 UTC	Amplitude, Inc. AMPL · Entity 4566	OtherClass A Common Stock	27,000	$0.00	$0.00	Disclosure SEC source: 0001209191-21-064533 · doc4.xml · nonDerivative · entry 1 Battery Partners XI, LLC · CIK 0001870316 · 10% owner Battery Partners XI Side Fund, LLC · CIK 0001869817 · 10% owner Battery Investment Partners XI, LLC · CIK 0001665602 · 10% owner Battery Ventures XI-A Side Fund, L.P. · CIK 0001665600 · 10% owner Battery Ventures XI-A, L.P. · CIK 0001665603 · 10% owner Battery Ventures XI-B Side Fund, L.P. · CIK 0001665599 · 10% owner Battery Ventures XI-B, L.P. · CIK 0001665601 · 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: 46,373 F1 · kind: Represents a pro rata, in-kind distribution, and not a purchase or sale of securities, by Battery Investment Partners XI, LLC to its members without additional consideration. F2 · ownership.nature: Shares held by Battery Investment Partners XI, LLC ("BIP XI"). Battery Partners XI, LLC ("BP XI") is the managing member of BIP XI and may be deemed to beneficially own the shares held by BIP XI. BP XI's investment adviser is Battery Management Corp. 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 BIP XI. 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. Read SEC document
September 21, 2021 Filed Sep 23, 2021 19:27 UTC	Amplitude, Inc. AMPL · Entity 4566	ConversionClass B Common Stock · Derivative	356,664	$0.00	$0.00	Disclosure SEC source: 0001209191-21-057507 · doc4.xml · derivative · entry 10 Battery Partners XI, LLC · CIK 0001870316 · 10% owner Battery Partners XI Side Fund, LLC · CIK 0001869817 · 10% owner Battery Investment Partners XI, LLC · CIK 0001665602 · 10% owner Battery Ventures XI-A Side Fund, L.P. · CIK 0001665600 · 10% owner Battery Ventures XI-A, L.P. · CIK 0001665603 · 10% owner Battery Ventures XI-B Side Fund, L.P. · CIK 0001665599 · 10% owner Battery Ventures XI-B, L.P. · CIK 0001665601 · 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: 832,219 Underlying: Class A Common Stock · 356,664 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: These shares of Class B common stock were converted on a one-for-one basis into Class A common stock. F7 · price: The Class B Common Stock is convertible at any time at the option of the holder into the Issuer's Class A Common Stock on a one-to-one basis. The Class B Common Stock will convert automatically into shares of the Issuer's Class A Common Stock on a one-to-one basis upon the earlier of (a) any transfer of the Class B Common Stock by the holder, whether or not for value, subject to certain exceptions or (b) the date that is six months following the date on which none of the Issuer's founders is an employee or director of the Issuer (unless a founder has rejoined the Issuer during such six-month period). F7 · derivative.exercise_date: The Class B Common Stock is convertible at any time at the option of the holder into the Issuer's Class A Common Stock on a one-to-one basis. The Class B Common Stock will convert automatically into shares of the Issuer's Class A Common Stock on a one-to-one basis upon the earlier of (a) any transfer of the Class B Common Stock by the holder, whether or not for value, subject to certain exceptions or (b) the date that is six months following the date on which none of the Issuer's founders is an employee or director of the Issuer (unless a founder has rejoined the Issuer during such six-month period). F7 · derivative.expiration_date: The Class B Common Stock is convertible at any time at the option of the holder into the Issuer's Class A Common Stock on a one-to-one basis. The Class B Common Stock will convert automatically into shares of the Issuer's Class A Common Stock on a one-to-one basis upon the earlier of (a) any transfer of the Class B Common Stock by the holder, whether or not for value, subject to certain exceptions or (b) the date that is six months following the date on which none of the Issuer's founders is an employee or director of the Issuer (unless a founder has rejoined the Issuer during such six-month period). F6 · ownership.nature: Shares held by Battery Ventures XI-B Side Fund, L.P. ("BV XI-B SF"). BP XI SF is the general partner of BV XI-B SF and may be deemed to beneficially own the shares held by BV XI-B SF. BP XI SF's investment adviser is Battery Management Corp. 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 BP XI-B SF. 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. Read SEC document
September 21, 2021 Filed Sep 23, 2021 19:27 UTC	Amplitude, Inc. AMPL · Entity 4566	ConversionClass B Common Stock · Derivative	418,310	$0.00	$0.00	Disclosure SEC source: 0001209191-21-057507 · doc4.xml · derivative · entry 9 Battery Partners XI, LLC · CIK 0001870316 · 10% owner Battery Partners XI Side Fund, LLC · CIK 0001869817 · 10% owner Battery Investment Partners XI, LLC · CIK 0001665602 · 10% owner Battery Ventures XI-A Side Fund, L.P. · CIK 0001665600 · 10% owner Battery Ventures XI-A, L.P. · CIK 0001665603 · 10% owner Battery Ventures XI-B Side Fund, L.P. · CIK 0001665599 · 10% owner Battery Ventures XI-B, L.P. · CIK 0001665601 · 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: 976,058 Underlying: Class A Common Stock · 418,310 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: These shares of Class B common stock were converted on a one-for-one basis into Class A common stock. F7 · price: The Class B Common Stock is convertible at any time at the option of the holder into the Issuer's Class A Common Stock on a one-to-one basis. The Class B Common Stock will convert automatically into shares of the Issuer's Class A Common Stock on a one-to-one basis upon the earlier of (a) any transfer of the Class B Common Stock by the holder, whether or not for value, subject to certain exceptions or (b) the date that is six months following the date on which none of the Issuer's founders is an employee or director of the Issuer (unless a founder has rejoined the Issuer during such six-month period). F7 · derivative.exercise_date: The Class B Common Stock is convertible at any time at the option of the holder into the Issuer's Class A Common Stock on a one-to-one basis. The Class B Common Stock will convert automatically into shares of the Issuer's Class A Common Stock on a one-to-one basis upon the earlier of (a) any transfer of the Class B Common Stock by the holder, whether or not for value, subject to certain exceptions or (b) the date that is six months following the date on which none of the Issuer's founders is an employee or director of the Issuer (unless a founder has rejoined the Issuer during such six-month period). F7 · derivative.expiration_date: The Class B Common Stock is convertible at any time at the option of the holder into the Issuer's Class A Common Stock on a one-to-one basis. The Class B Common Stock will convert automatically into shares of the Issuer's Class A Common Stock on a one-to-one basis upon the earlier of (a) any transfer of the Class B Common Stock by the holder, whether or not for value, subject to certain exceptions or (b) the date that is six months following the date on which none of the Issuer's founders is an employee or director of the Issuer (unless a founder has rejoined the Issuer during such six-month period). F5 · ownership.nature: Shares held by Battery Ventures XI-B, L.P. ("BV XI-B"). BP XI is the general partner of BV XI-B and may be deemed to beneficially own the shares held by BV XI-B. BP XI 's investment adviser is Battery Management Corp. 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 BP XI-B. 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. Read SEC document
September 21, 2021 Filed Sep 23, 2021 19:27 UTC	Amplitude, Inc. AMPL · Entity 4566	ConversionClass B Common Stock · Derivative	1,644,822	$0.00	$0.00	Disclosure SEC source: 0001209191-21-057507 · doc4.xml · derivative · entry 8 Battery Partners XI, LLC · CIK 0001870316 · 10% owner Battery Partners XI Side Fund, LLC · CIK 0001869817 · 10% owner Battery Investment Partners XI, LLC · CIK 0001665602 · 10% owner Battery Ventures XI-A Side Fund, L.P. · CIK 0001665600 · 10% owner Battery Ventures XI-A, L.P. · CIK 0001665603 · 10% owner Battery Ventures XI-B Side Fund, L.P. · CIK 0001665599 · 10% owner Battery Ventures XI-B, L.P. · CIK 0001665601 · 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: 3,837,919 Underlying: Class A Common Stock · 1,644,822 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: These shares of Class B common stock were converted on a one-for-one basis into Class A common stock. F7 · price: The Class B Common Stock is convertible at any time at the option of the holder into the Issuer's Class A Common Stock on a one-to-one basis. The Class B Common Stock will convert automatically into shares of the Issuer's Class A Common Stock on a one-to-one basis upon the earlier of (a) any transfer of the Class B Common Stock by the holder, whether or not for value, subject to certain exceptions or (b) the date that is six months following the date on which none of the Issuer's founders is an employee or director of the Issuer (unless a founder has rejoined the Issuer during such six-month period). F7 · derivative.exercise_date: The Class B Common Stock is convertible at any time at the option of the holder into the Issuer's Class A Common Stock on a one-to-one basis. The Class B Common Stock will convert automatically into shares of the Issuer's Class A Common Stock on a one-to-one basis upon the earlier of (a) any transfer of the Class B Common Stock by the holder, whether or not for value, subject to certain exceptions or (b) the date that is six months following the date on which none of the Issuer's founders is an employee or director of the Issuer (unless a founder has rejoined the Issuer during such six-month period). F7 · derivative.expiration_date: The Class B Common Stock is convertible at any time at the option of the holder into the Issuer's Class A Common Stock on a one-to-one basis. The Class B Common Stock will convert automatically into shares of the Issuer's Class A Common Stock on a one-to-one basis upon the earlier of (a) any transfer of the Class B Common Stock by the holder, whether or not for value, subject to certain exceptions or (b) the date that is six months following the date on which none of the Issuer's founders is an employee or director of the Issuer (unless a founder has rejoined the Issuer during such six-month period). F4 · ownership.nature: Shares held by Battery Ventures XI-A Side Fund, L.P. ("BV XI-A SF"). Battery Partners XI Side Fund, LLC ("BP XI SF") is the general partner of BV XI-A SF and may be deemed to beneficially own the shares held by BV XI-A SF. BP XI SF's investment adviser is Battery Management Corp. 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 BP XI-A SF. 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. Read SEC document
September 21, 2021 Filed Sep 23, 2021 19:27 UTC	Amplitude, Inc. AMPL · Entity 4566	ConversionClass B Common Stock · Derivative	1,583,176	$0.00	$0.00	Disclosure SEC source: 0001209191-21-057507 · doc4.xml · derivative · entry 7 Battery Partners XI, LLC · CIK 0001870316 · 10% owner Battery Partners XI Side Fund, LLC · CIK 0001869817 · 10% owner Battery Investment Partners XI, LLC · CIK 0001665602 · 10% owner Battery Ventures XI-A Side Fund, L.P. · CIK 0001665600 · 10% owner Battery Ventures XI-A, L.P. · CIK 0001665603 · 10% owner Battery Ventures XI-B Side Fund, L.P. · CIK 0001665599 · 10% owner Battery Ventures XI-B, L.P. · CIK 0001665601 · 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: 3,694,078 Underlying: Class A Common Stock · 1,583,176 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: These shares of Class B common stock were converted on a one-for-one basis into Class A common stock. F7 · price: The Class B Common Stock is convertible at any time at the option of the holder into the Issuer's Class A Common Stock on a one-to-one basis. The Class B Common Stock will convert automatically into shares of the Issuer's Class A Common Stock on a one-to-one basis upon the earlier of (a) any transfer of the Class B Common Stock by the holder, whether or not for value, subject to certain exceptions or (b) the date that is six months following the date on which none of the Issuer's founders is an employee or director of the Issuer (unless a founder has rejoined the Issuer during such six-month period). F7 · derivative.exercise_date: The Class B Common Stock is convertible at any time at the option of the holder into the Issuer's Class A Common Stock on a one-to-one basis. The Class B Common Stock will convert automatically into shares of the Issuer's Class A Common Stock on a one-to-one basis upon the earlier of (a) any transfer of the Class B Common Stock by the holder, whether or not for value, subject to certain exceptions or (b) the date that is six months following the date on which none of the Issuer's founders is an employee or director of the Issuer (unless a founder has rejoined the Issuer during such six-month period). F7 · derivative.expiration_date: The Class B Common Stock is convertible at any time at the option of the holder into the Issuer's Class A Common Stock on a one-to-one basis. The Class B Common Stock will convert automatically into shares of the Issuer's Class A Common Stock on a one-to-one basis upon the earlier of (a) any transfer of the Class B Common Stock by the holder, whether or not for value, subject to certain exceptions or (b) the date that is six months following the date on which none of the Issuer's founders is an employee or director of the Issuer (unless a founder has rejoined the Issuer during such six-month period). F3 · ownership.nature: Shares held by Battery Ventures XI-A, L.P. ("BV XI-A"). BP XI is the general partner of BV XI-A and may be deemed to beneficially own the shares held by BV XI-A. BP XI's investment adviser is Battery Management Corp. 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 BP XI-A. 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. Read SEC document
September 21, 2021 Filed Sep 23, 2021 19:27 UTC	Amplitude, Inc. AMPL · Entity 4566	ConversionClass B Common Stock · Derivative	73,373	$0.00	$0.00	Disclosure SEC source: 0001209191-21-057507 · doc4.xml · derivative · entry 6 Battery Partners XI, LLC · CIK 0001870316 · 10% owner Battery Partners XI Side Fund, LLC · CIK 0001869817 · 10% owner Battery Investment Partners XI, LLC · CIK 0001665602 · 10% owner Battery Ventures XI-A Side Fund, L.P. · CIK 0001665600 · 10% owner Battery Ventures XI-A, L.P. · CIK 0001665603 · 10% owner Battery Ventures XI-B Side Fund, L.P. · CIK 0001665599 · 10% owner Battery Ventures XI-B, L.P. · CIK 0001665601 · 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: 171,206 Underlying: Class A Common Stock · 73,373 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: These shares of Class B common stock were converted on a one-for-one basis into Class A common stock. F7 · price: The Class B Common Stock is convertible at any time at the option of the holder into the Issuer's Class A Common Stock on a one-to-one basis. The Class B Common Stock will convert automatically into shares of the Issuer's Class A Common Stock on a one-to-one basis upon the earlier of (a) any transfer of the Class B Common Stock by the holder, whether or not for value, subject to certain exceptions or (b) the date that is six months following the date on which none of the Issuer's founders is an employee or director of the Issuer (unless a founder has rejoined the Issuer during such six-month period). F7 · derivative.exercise_date: The Class B Common Stock is convertible at any time at the option of the holder into the Issuer's Class A Common Stock on a one-to-one basis. The Class B Common Stock will convert automatically into shares of the Issuer's Class A Common Stock on a one-to-one basis upon the earlier of (a) any transfer of the Class B Common Stock by the holder, whether or not for value, subject to certain exceptions or (b) the date that is six months following the date on which none of the Issuer's founders is an employee or director of the Issuer (unless a founder has rejoined the Issuer during such six-month period). F7 · derivative.expiration_date: The Class B Common Stock is convertible at any time at the option of the holder into the Issuer's Class A Common Stock on a one-to-one basis. The Class B Common Stock will convert automatically into shares of the Issuer's Class A Common Stock on a one-to-one basis upon the earlier of (a) any transfer of the Class B Common Stock by the holder, whether or not for value, subject to certain exceptions or (b) the date that is six months following the date on which none of the Issuer's founders is an employee or director of the Issuer (unless a founder has rejoined the Issuer during such six-month period). F2 · ownership.nature: Shares held by Battery Investment Partners XI, LLC ("BIP XI"). Battery Partners XI, LLC ("BP XI") is the managing member of BIP XI and may be deemed to beneficially own the shares held by BIP XI. BP XI's investment adviser is Battery Management Corp. Neeraj Agrawal, Michael Brown, Jesse Feldman, Russell Fleischer, Roger Lee, Itzik Parnafes, 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 BIP XI. 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. Read SEC document
September 21, 2021 Filed Sep 23, 2021 19:27 UTC	Amplitude, Inc. AMPL · Entity 4566	ConversionClass A Common Stock	356,664	$0.00	$0.00	Disclosure SEC source: 0001209191-21-057507 · doc4.xml · nonDerivative · entry 5 Battery Partners XI, LLC · CIK 0001870316 · 10% owner Battery Partners XI Side Fund, LLC · CIK 0001869817 · 10% owner Battery Investment Partners XI, LLC · CIK 0001665602 · 10% owner Battery Ventures XI-A Side Fund, L.P. · CIK 0001665600 · 10% owner Battery Ventures XI-A, L.P. · CIK 0001665603 · 10% owner Battery Ventures XI-B Side Fund, L.P. · CIK 0001665599 · 10% owner Battery Ventures XI-B, L.P. · CIK 0001665601 · 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: 356,664 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: These shares of Class B common stock were converted on a one-for-one basis into Class A common stock. F6 · ownership.nature: Shares held by Battery Ventures XI-B Side Fund, L.P. ("BV XI-B SF"). BP XI SF is the general partner of BV XI-B SF and may be deemed to beneficially own the shares held by BV XI-B SF. BP XI SF's investment adviser is Battery Management Corp. 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 BP XI-B SF. 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. Read SEC document
September 21, 2021 Filed Sep 23, 2021 19:27 UTC	Amplitude, Inc. AMPL · Entity 4566	ConversionClass A Common Stock	418,310	$0.00	$0.00	Disclosure SEC source: 0001209191-21-057507 · doc4.xml · nonDerivative · entry 4 Battery Partners XI, LLC · CIK 0001870316 · 10% owner Battery Partners XI Side Fund, LLC · CIK 0001869817 · 10% owner Battery Investment Partners XI, LLC · CIK 0001665602 · 10% owner Battery Ventures XI-A Side Fund, L.P. · CIK 0001665600 · 10% owner Battery Ventures XI-A, L.P. · CIK 0001665603 · 10% owner Battery Ventures XI-B Side Fund, L.P. · CIK 0001665599 · 10% owner Battery Ventures XI-B, L.P. · CIK 0001665601 · 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: 418,310 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: These shares of Class B common stock were converted on a one-for-one basis into Class A common stock. F5 · ownership.nature: Shares held by Battery Ventures XI-B, L.P. ("BV XI-B"). BP XI is the general partner of BV XI-B and may be deemed to beneficially own the shares held by BV XI-B. BP XI 's investment adviser is Battery Management Corp. 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 BP XI-B. 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. Read SEC document
September 21, 2021 Filed Sep 23, 2021 19:27 UTC	Amplitude, Inc. AMPL · Entity 4566	ConversionClass A Common Stock	1,644,822	$0.00	$0.00	Disclosure SEC source: 0001209191-21-057507 · doc4.xml · nonDerivative · entry 3 Battery Partners XI, LLC · CIK 0001870316 · 10% owner Battery Partners XI Side Fund, LLC · CIK 0001869817 · 10% owner Battery Investment Partners XI, LLC · CIK 0001665602 · 10% owner Battery Ventures XI-A Side Fund, L.P. · CIK 0001665600 · 10% owner Battery Ventures XI-A, L.P. · CIK 0001665603 · 10% owner Battery Ventures XI-B Side Fund, L.P. · CIK 0001665599 · 10% owner Battery Ventures XI-B, L.P. · CIK 0001665601 · 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: 1,644,822 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: These shares of Class B common stock were converted on a one-for-one basis into Class A common stock. F4 · ownership.nature: Shares held by Battery Ventures XI-A Side Fund, L.P. ("BV XI-A SF"). Battery Partners XI Side Fund, LLC ("BP XI SF") is the general partner of BV XI-A SF and may be deemed to beneficially own the shares held by BV XI-A SF. BP XI SF's investment adviser is Battery Management Corp. 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 BP XI-A SF. 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. Read SEC document
September 21, 2021 Filed Sep 23, 2021 19:27 UTC	Amplitude, Inc. AMPL · Entity 4566	ConversionClass A Common Stock	1,583,176	$0.00	$0.00	Disclosure SEC source: 0001209191-21-057507 · doc4.xml · nonDerivative · entry 2 Battery Partners XI, LLC · CIK 0001870316 · 10% owner Battery Partners XI Side Fund, LLC · CIK 0001869817 · 10% owner Battery Investment Partners XI, LLC · CIK 0001665602 · 10% owner Battery Ventures XI-A Side Fund, L.P. · CIK 0001665600 · 10% owner Battery Ventures XI-A, L.P. · CIK 0001665603 · 10% owner Battery Ventures XI-B Side Fund, L.P. · CIK 0001665599 · 10% owner Battery Ventures XI-B, L.P. · CIK 0001665601 · 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: 1,583,176 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: These shares of Class B common stock were converted on a one-for-one basis into Class A common stock. F3 · ownership.nature: Shares held by Battery Ventures XI-A, L.P. ("BV XI-A"). BP XI is the general partner of BV XI-A and may be deemed to beneficially own the shares held by BV XI-A. BP XI's investment adviser is Battery Management Corp. 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 BP XI-A. 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. Read SEC document
September 21, 2021 Filed Sep 23, 2021 19:27 UTC	Amplitude, Inc. AMPL · Entity 4566	ConversionClass A Common Stock	73,373	$0.00	$0.00	Disclosure SEC source: 0001209191-21-057507 · doc4.xml · nonDerivative · entry 1 Battery Partners XI, LLC · CIK 0001870316 · 10% owner Battery Partners XI Side Fund, LLC · CIK 0001869817 · 10% owner Battery Investment Partners XI, LLC · CIK 0001665602 · 10% owner Battery Ventures XI-A Side Fund, L.P. · CIK 0001665600 · 10% owner Battery Ventures XI-A, L.P. · CIK 0001665603 · 10% owner Battery Ventures XI-B Side Fund, L.P. · CIK 0001665599 · 10% owner Battery Ventures XI-B, L.P. · CIK 0001665601 · 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: 73,373 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: These shares of Class B common stock were converted on a one-for-one basis into Class A common stock. F2 · ownership.nature: Shares held by Battery Investment Partners XI, LLC ("BIP XI"). Battery Partners XI, LLC ("BP XI") is the managing member of BIP XI and may be deemed to beneficially own the shares held by BIP XI. BP XI's investment adviser is Battery Management Corp. Neeraj Agrawal, Michael Brown, Jesse Feldman, Russell Fleischer, Roger Lee, Itzik Parnafes, 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 BIP XI. 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. Read SEC document

Value uses the disclosed total when available, otherwise shares × reported transaction price. It is not an estimate of exercise cash cost or investment performance.