Amir Nashat - 15 Oct 2024 Form 4 Insider Report for Camp4 Therapeutics Corp (CAMP)

Footnote F1

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.

Footnote F2

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.

Footnote F3

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.

Footnote F4

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.

Footnote F5

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.

Footnote F6

The reported securities are owned directly by Polaris Partners X, L.P. ("PP X"). Polaris Partners GP X, L.L.C. ("PPGP X") is the general partner of PP X. Each of Amy Schulman and Brian Chee are the managing members of PPGP X (the "PPGP X Managing Members"). The Reporting Person, a member of the Issuer's board of directors, is an interest holder of PPGP X. Each of PPGP X, the PPGP X Managing Members and the Reporting Person, in their respective capacities with respect to PPGP X, may be deemed to have shared voting, investment and dispositive power with respect to the securities held by PP X.

Footnote F7

Each of PPGP X, the PPGP X Managing Members and the Reporting Person disclaims beneficial ownership of these securities and this report shall not be deemed an admission that any one of the PPGP X Managing Members, the Reporting Person or PPGP X 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.