CAMP · Camp4 Therapeutics Corp

The shares underlying the option vest in their entirety on the earlier of the first anniversary of the grant date or the date of the issuer's next annual meeting of stockholders, subject to continued service to the Company through the applicable vesting date.

The shares underlying the option vest in their entirety on the earlier of the first anniversary of the grant date or the date of the issuer's next annual meeting of stockholders, subject to continued service to the Company through the applicable vesting date.

The shares underlying the option vest in their entirety on the earlier of the first anniversary of the grant date or the date of the issuer's next annual meeting of stockholders, subject to continued service to the Company through the applicable vesting date.

The shares underlying the option vest in their entirety on the earlier of the first anniversary of the grant date or the date of the issuer's next annual meeting of stockholders, subject to continued service to the Company through the applicable vesting date.

The shares underlying the option vest in their entirety on the earlier of the first anniversary of the grant date or the date of the issuer's next annual meeting of stockholders, subject to continued service to the Company through the applicable vesting date.

The shares underlying the option vest in their entirety on the earlier of the first anniversary of the grant date or the date of the issuer's next annual meeting of stockholders, subject to continued service to the Company through the applicable vesting date.

The shares underlying the option vest in equal monthly installments over a period of three years commencing from the date of grant.

The shares underlying the option vest in equal monthly installments over a period of four years commencing from the date of grant.

The shares underlying the option vest in equal monthly installments over a period of four years commencing from the date of grant.

The shares underlying the option vest in equal monthly installments over a period of four years commencing from the date of grant.

The shares underlying the option vest in equal monthly installments over a period of four years commencing from the date of grant.

This option has a vesting start date of December 1, 2025 and vests as to one third (33.33%) of the shares subject to the option on the first anniversary of the vesting start date and as to the remaining shares in equal monthly installments over 24 months thereafter, subject to continued service.

This option has a vesting start date of December 1, 2025 and vests as to one third (33.33%) of the shares subject to the option on the first anniversary of the vesting start date and as to the remaining shares in equal monthly installments over 24 months thereafter, subject to continued service.

This option has a vesting start date of December 1, 2025 and vests as to one third (33.33%) of the shares subject to the option on the first anniversary of the vesting start date and as to the remaining shares in equal monthly installments over 24 months thereafter, subject to continued service.

This option has a vesting start date of December 1, 2025 and vests as to one third (33.33%) of the shares subject to the option on the first anniversary of the vesting start date and as to the remaining shares in equal monthly installments over 24 months thereafter, subject to continued service.

On September 11, 2025, the reporting person acquired shares in a private placement by the Issuer pursuant to the terms of a Securities Purchase Agreement, dated as of September 9, 2025, by and among the Issuer and certain institutional investors and certain directors, employees, and consultants, at a purchase price of $1.65 per share.

On September 11, 2025, each of Polaris Partners VII, L.P. ("PP VII") and Polaris Entrepreneurs' Fund VII, L.P. ("PEF VII") acquired shares in a private placement by the Issuer pursuant to the terms of a Securities Purchase Agreement, dated as of September 9, 2025, by and among the Issuer and the investors party thereto at a purchase price of $1.53 per share.

The reported securities are owned directly by PEF VII. PMC VII is the general partner of PEF VII. Each of PMC VII and the PMC VII Managing Members in their respective capacities with respect to PMC VII, may be deemed to have shared voting, investment and dispositive power with respect to the securities held by PEF VII. Each of PMC VII and the PMC VII Managing Members disclaims beneficial ownership of these securities and this report shall not be deemed an admission that any one of the PMC VII Managing Members or PMC VII is the beneficial owner of such securities for purposes of Section 16 or for any other purpose, except to the extent of their respective pecuniary interests therein.

The shares are directly held by 5AM Ventures VII, L.P. ("Ventures VII"). 5AM Partners VII, LLC ("Partners VII") is the sole general partner of Ventures VII. Dr. Kush Parmar and Andrew J. Schwab are the managing members of Partners VII and may be deemed to have shared voting and investment power over the shares beneficially owned by Ventures VII. Each of Partners VII and Dr. Parmar disclaims beneficial ownership of such shares except to the extent of its or his respective pecuniary interest therein. Mr. Schwab is a director of the Issuer and files separate Section 16 reports.

On September 11, 2025, the reporting person acquired shares in a private placement by the Issuer pursuant to the terms of a Securities Purchase Agreement, dated as of September 9, 2025, by and among the Issuer and certain institutional investors and certain directors, employees, and consultants, at a purchase price of $1.65 per share.

The shares are directly held by 5AM Ventures VII, L.P. ("Ventures VII"). 5AM Partners VII, LLC ("Partners VII") is the sole general partner of Ventures VII. The Reporting Person is a managing member of Partners VII and may be deemed to have shared voting and investment power over the shares beneficially owned by Ventures VII. The Reporting Person disclaims beneficial ownership of such shares except to the extent of his pecuniary interest therein.

On September 11, 2025, each of Polaris Partners VII, L.P. ("PP VII") and Polaris Entrepreneurs' Fund VII, L.P. ("PEF VII") acquired shares in a private placement by the Issuer pursuant to the terms of a Securities Purchase Agreement, dated as of September 9, 2025, by and among the Issuer and the investors party thereto at a purchase price of $1.53 per share.

The reported securities are owned directly by PP VII. Polaris Management Co. VII, L.L.C. ("PMC VII") is the general partner of PP VII. Each of David Barrett, Brian Chee, Amir Nashat, a member of the Issuer's board of directors, and Bryce Youngren (collectively, the "PMC VII Managing Members") are the managing members of PMC VII. Each of PMC VII and the PMC VII Managing Members in their respective capacities with respect to PMC VII, may be deemed to have shared voting, investment and dispositive power with respect to the securities held by PP VII. Each of PMC VII and the PMC VII Managing Members disclaims beneficial ownership of these securities and this report shall not be deemed an admission that any one of the PMC VII Managing Members or PMC VII is the beneficial owner of such securities for purposes of Section 16 or for any other purpose, except to the extent of their respective pecuniary interests therein.

On September 11, 2025, each of Polaris Partners VII, L.P. ("PP VII") and Polaris Entrepreneurs' Fund VII, L.P. ("PEF VII") acquired shares in a private placement by the Issuer pursuant to the terms of a Securities Purchase Agreement, dated as of September 9, 2025, by and among the Issuer and the investors party thereto at a purchase price of $1.53 per share.

The reported securities are owned directly by PEF VII. PMC VII is the general partner of PEF VII. Each of PMC VII and the PMC VII Managing Members, including the Reporting Person, in their respective capacities with respect to PMC VII, may be deemed to have shared voting, investment and dispositive power with respect to the securities held by PEF VII. Each of PMC VII and the PMC VII Managing Members, including the Reporting Person, disclaims beneficial ownership of these securities and this report shall not be deemed an admission that any one of the PMC VII Managing Members, including the Reporting Person, or PMC VII is the beneficial owner of such securities for purposes of Section 16 or for any other purpose, except to the extent of their respective pecuniary interests therein.

On September 11, 2025, the reporting person acquired shares in a private placement by the Issuer pursuant to the terms of a Securities Purchase Agreement, dated as of September 9, 2025, by and among the Issuer and certain institutional investors and certain directors, employees, and consultants, at a purchase price of $1.65 per share.

On September 11, 2025, each of Polaris Partners VII, L.P. ("PP VII") and Polaris Entrepreneurs' Fund VII, L.P. ("PEF VII") acquired shares in a private placement by the Issuer pursuant to the terms of a Securities Purchase Agreement, dated as of September 9, 2025, by and among the Issuer and the investors party thereto at a purchase price of $1.53 per share.

The reported securities are owned directly by PP VII. Polaris Management Co. VII, L.L.C. ("PMC VII") is the general partner of PP VII. Each of David Barrett, Brian Chee, the Reporting Person, a member of the Issuer's board of directors, and Bryce Youngren (collectively, the "PMC VII Managing Members") are the managing members of PMC VII. Each of PMC VII and the PMC VII Managing Members, including the Reporting Person, in their respective capacities with respect to PMC VII, may be deemed to have shared voting, investment and dispositive power with respect to the securities held by PP VII.

Each of PMC VII and the PMC VII Managing Members, including the Reporting Person, disclaims beneficial ownership of these securities and this report shall not be deemed an admission that any one of the PMC VII Managing Members or PMC VII is the beneficial owner of such securities for purposes of Section 16 or for any other purpose, except to the extent of their respective pecuniary interests therein.

On September 11, 2025, the reporting person acquired shares in a private placement by the Issuer pursuant to the terms of a Securities Purchase Agreement, dated as of September 9, 2025, by and among the Issuer and certain institutional investors and certain directors, employees, and consultants, at a purchase price of $1.65 per share.

The shares underlying the option vest in their entirety on the earlier of the first anniversary of the grant date or the date of the issuer's next annual meeting of stockholders, subject to continued service to the issuer's board of directors through the applicable vesting date.

The shares underlying the option vest in their entirety on the earlier of the first anniversary of the grant date or the date of the issuer's next annual meeting of stockholders, subject to continued service to the issuer's board of directors through the applicable vesting date.

The shares underlying the option vest in their entirety on the earlier of the first anniversary of the grant date or the date of the issuer's next annual meeting of stockholders, subject to continued service to the issuer's board of directors through the applicable vesting date.

The shares underlying the option vest in their entirety on the earlier of the first anniversary of the grant date or the date of the issuer's next annual meeting of stockholders, subject to continued service to the issuer's board of directors through the applicable vesting date.

The shares underlying the option vest in their entirety on the earlier of the first anniversary of the grant date or the date of the issuer's next annual meeting of stockholders, subject to continued service to the issuer's board of directors through the applicable vesting date.

The shares underlying the option vest in their entirety on the earlier of the first anniversary of the grant date or the date of the issuer's next annual meeting of stockholders, subject to continued service to the issuer's board of directors through the applicable vesting date.

The shares underlying the option vest in their entirety on the earlier of the first anniversary of the grant date or the date of the issuer's next annual meeting of stockholders, subject to continued service to the issuer's board of directors through the applicable vesting date.

The shares underlying the option vest in their entirety on the earlier of the first anniversary of the grant date or the date of the issuer's next annual meeting of stockholders, subject to continued service to the issuer's board of directors through the applicable vesting date.

The shares underlying the option vest in equal monthly installments over a period of four years commencing from the date of grant.

The shares underlying the option vest in equal monthly installments over a period of four years commencing from the date of grant.

The shares underlying the option vest in equal monthly installments over a period of four years commencing from the date of grant.

The shares underlying the option vest in equal monthly installments over a period of four years commencing from the date of grant.

The shares underlying the option vest in equal monthly installments over a period of three years commencing from the date of grant.

The shares underlying the option vest in equal monthly installments over a period of three years commencing from the date of grant.

On October 15, 2024, the shares of Series B Preferred Stock automatically converted into shares of Common Stock on a 11.2158-for-one basis without payment of further consideration upon the closing of the Issuer's initial public offering. The shares have no expiration date.

The reported securities are owned directly by Polaris Partners VII, L.P. ("PP VII"). Polaris Management Co. VII, L.L.C. ("PMC VII") is the general partner of PP VII. Each of David Barrett, Brian Chee, the Reporting Person, a member of the Issuer's board of directors, and Bryce Youngren (collectively, the "PMC VII Managing Members") are the managing members of PMC VII. Each of PMC VII and the PMC VII Managing Members, including the Reporting Person, in their respective capacities with respect to PMC VII, may be deemed to have shared voting, investment and dispositive power with respect to the securities held by PP VII.

Each of PMC VII and the PMC VII Managing Members, including the Reporting Person, disclaims beneficial ownership of these securities and this report shall not be deemed an admission that any one of the PMC VII Managing Members or PMC VII is the beneficial owner of such securities for purposes of Section 16 or for any other purpose, except to the extent of their respective pecuniary interests therein.

On October 15, 2024, the shares of Series B Preferred Stock automatically converted into shares of Common Stock on a 11.2158-for-one basis without payment of further consideration upon the closing of the Issuer's initial public offering. The shares have no expiration date.

The reported securities are owned directly by Polaris Entrepreneurs' Fund VII, L.P. ("PEF VII"). PMC VII is the general partner of PEF VII. Each of PMC VII and the PMC VII Managing Members, including the Reporting Person, in their respective capacities with respect to PMC VII, may be deemed to have shared voting, investment and dispositive power with respect to the securities held by PEF VII. Each of PMC VII and the PMC VII Managing Members, including the Reporting Person, disclaims beneficial ownership of these securities and this report shall not be deemed an admission that any one of the PMC VII Managing Members, including the Reporting Person, or PMC VII is the beneficial owner of such securities for purposes of Section 16 or for any other purpose, except to the extent of their respective pecuniary interests therein.

Each share of Series A Prime Preferred Stock and Series B Preferred Stock (collectively, the "Preferred Stock") converted into shares of Common Stock of the Issuer on a 11.2158-for-one basis without payment of further consideration. Immediately prior to the closing of the Issuer's initial public offering, the Preferred Stock was converted into the number of shares of Common Stock of the Issuer shown in column 7 of Table II. The Preferred Stock had no expiration date.

The shares are held directly by Northpond Ventures II, LP ("Northpond Fund II"). Northpond Ventures II GP, LLC ("Northpond II GP") is the general partner of Northpond Fund II, and Michael P. Rubin is the managing member of Northpond II GP. As a result, each of Northpond II GP and Mr. Rubin may be deemed to share beneficial ownership with respect to the shares held of record by Northpond Fund II. Each of Northpond II GP and Mr. Rubin disclaim beneficial ownership of the securities reported herein, except to the extent of such Reporting Person's pecuniary interest therein, if any.

On October 15, 2024, the shares of Series A Prime Convertible Preferred Stock automatically converted into shares of Common Stock on a 11.2158-for-one basis without payment of further consideration upon the closing of the Issuer's initial public offering. The shares have no expiration date.

The reported securities are owned directly by Polaris Entrepreneurs' Fund VII, L.P. ("PEF VII"). PMC VII is the general partner of PEF VII. Each of PMC VII and the PMC VII Managing Members, including the Reporting Person, in their respective capacities with respect to PMC VII, may be deemed to have shared voting, investment and dispositive power with respect to the securities held by PEF VII. Each of PMC VII and the PMC VII Managing Members, including the Reporting Person, disclaims beneficial ownership of these securities and this report shall not be deemed an admission that any one of the PMC VII Managing Members, including the Reporting Person, or PMC VII is the beneficial owner of such securities for purposes of Section 16 or for any other purpose, except to the extent of their respective pecuniary interests therein.

The reported securities are held directly by 5AM Ventures VI, L.P. ("5AM Ventures VI"). 5AM Partners VI, LLC ("Partners VI") is the sole general partner of 5AM Ventures VI. The Reporting Person is a managing member of Partners VI and may be deemed to share voting and investment power over the shares held by 5AM Ventures VI. The Reporting Person disclaims beneficial ownership of such shares except to the extent of his pecuniary interest therein.

Each share of Series A Prime Preferred Stock and Series B Preferred Stock (collectively, the "Preferred Stock") converted into shares of Common Stock of the Issuer on a 11.2158-for-one basis without payment of further consideration. Immediately prior to the closing of the Issuer's initial public offering, the Preferred Stock was converted into the number of shares of Common Stock of the Issuer shown in column 7 of Table II. The Preferred Stock had no expiration date.

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

On October 15, 2024, the shares of Series A Prime Convertible Preferred Stock automatically converted into shares of Common Stock on a 11.2158-for-one basis without payment of further consideration upon the closing of the Issuer's initial public offering. The shares have no expiration date.

The reported securities are owned directly by Polaris Partners VII, L.P. ("PP VII"). Polaris Management Co. VII, L.L.C. ("PMC VII") is the general partner of PP VII. Each of David Barrett, Brian Chee, the Reporting Person, a member of the Issuer's board of directors, and Bryce Youngren (collectively, the "PMC VII Managing Members") are the managing members of PMC VII. Each of PMC VII and the PMC VII Managing Members, including the Reporting Person, in their respective capacities with respect to PMC VII, may be deemed to have shared voting, investment and dispositive power with respect to the securities held by PP VII.

Each of PMC VII and the PMC VII Managing Members, including the Reporting Person, disclaims beneficial ownership of these securities and this report shall not be deemed an admission that any one of the PMC VII Managing Members or PMC VII is the beneficial owner of such securities for purposes of Section 16 or for any other purpose, except to the extent of their respective pecuniary interests therein.

Each share of Series B Preferred Stock (the "Preferred Stock") converted into shares of Common Stock of the Issuer on a 11.2158-for-one basis without payment of further consideration. Immediately prior to the closing of the Issuer's initial public offering, the Preferred Stock was converted into the number of shares of Common Stock of the Issuer shown in column 7 of Table II. The Preferred Stock had no expiration date.

Shares are directly held by Everest Aggregator, LP ("Everest"). Enavate Sciences GP, LLC ("Enavate") is the general partner of Everest and may be deemed to share voting and investment power with respect to the shares held by Everest. Enavate disclaims beneficial ownership of these shares except to the extent of its pecuniary interest therein, and the inclusion of these shares in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purpose.