Joint Filer Information

Names:	Deerfield Mgmt V, L.P., Deerfield Mgmt, L.P., Deerfield Management Company, L.P., Deerfield Private Design Fund V, L.P., and Deerfield Partners, L.P.
Address:	345 Park Avenue South, 12th FloorNew York, NY 10010
Designated Filer:	James E. Flynn
Issuer and Ticker Symbol:	Bicara Therapeutics Inc. [BCAX]
Date of Earliest Transaction Required To be Reported:	September 17, 2024

The undersigned, Deerfield Mgmt V, L.P., Deerfield Mgmt, L.P., Deerfield Management Company, L.P., Deerfield Private Design Fund V, L.P., and Deerfield Partners, L.P. are jointly filing the attached Statement of Changes in Beneficial Ownership on Form 4 with James E. Flynn with respect to the beneficial ownership of securities of Bicara Therapeutics Inc.

Signatures:

DEERFIELD MGMT, L.P. By: J.E. Flynn Capital, LLC, General Partner By: /s/ Jonathan Isler Jonathan Isler, Attorney-In-Fact	DEERFIELD MGMT V, L.P. By: J.E. Flynn Capital V, LLC, General Partner By: /s/ Jonathan Isler Jonathan Isler, Attorney-In-Fact
DEERFIELD PARTNERS, L.P. By: Deerfield Mgmt, L.P., General Partner By: J.E. Flynn Capital, LLC, General Partner By: /s/ Jonathan Isler Jonathan Isler, Attorney-In-Fact	DEERFIELD PRIVATE DESIGN FUND V, L.P. By: Deerfield Mgmt V, L.P., General Partner By: J.E. Flynn Capital V, LLC, General Partner By: /s/ Jonathan Isler Jonathan Isler, Attorney-In-Fact
DEERFIELD MANAGEMENT COMPANY, L.P. By: Flynn Management LLC, General Partner By: /s/ Jonathan Isler Jonathan Isler, Attorney-In-Fact