RA Capital Healthcare Fund LP 4
4 · Climb Bio, Inc. · Filed Jul 1, 2026
Research Summary
AI-generated summary of this filing
Climb Bio RA Capital Receives 70,284-Share Option Award
What Happened RA Capital Management, L.P. (a reported 10% owner) was granted a derivative award on 2026-06-29 covering 70,284 shares of Climb Bio (CLYM) at a reported acquisition price of $0.00. The filing shows this is an option-based grant (derivative), not an open-market purchase or sale. The reporting persons disclaim beneficial ownership of the option and the underlying common stock.
Key Details
- Transaction date: 2026-06-29; Form filed: 2026-07-01 (timely).
- Award: 70,284 shares (derivative option) reported at $0.00 acquisition price.
- Vesting: Shares underlying the option vest in equal monthly installments from June 29, 2026 through the third anniversary, subject to continued service.
- Beneficial ownership: Adviser and related entities disclaim beneficial ownership; Breanna Celebi holds the option for the benefit of the funds/accounts and must turn over net cash/stock received to the Adviser to offset advisory fees.
- Shares owned after transaction: Not reported as beneficially owned by the reporting persons (disclaimed).
Context This is an institutional option grant tied to service/vesting rather than an outright purchase of stock. Breanna Celebi, an analyst at the Adviser who serves on Climb Bio’s board, holds the option for the funds and account managed by RA Capital; the reporting entities disclaim direct beneficial ownership. For retail investors, grants like this are routine compensation or incentive arrangements and do not by themselves signal a personal purchase or sale by the institutional holder.
Insider Transaction Report
- Award
Stock Option (Right to Buy)
[F1][F2][F3]2026-06-29+70,284→ 70,284 total(indirect: See Footnotes)Exercise: $13.36Exp: 2036-06-29→ Common Stock (70,284 underlying)
Footnotes (3)
- [F1]The shares underlying the option vest in equal monthly installments from June 29, 2026 (the "Vesting Commencement Date") until the third anniversary of the Vesting Commencement Date, subject to Ms. Celebi's continued service through such date.
- [F2]RA Capital Management, L.P. (the "Adviser") is the investment manager for RA Capital Healthcare Fund, L.P. (the "Fund"), RA Capital Nexus Fund, L.P. (the "Nexus Fund"), RA Capital Nexus Fund II, L.P. (the "Nexus Fund II"), RA Capital Nexus Fund III, L.P. (the "Nexus Fund III"), and a separately managed account (the "Account"). The general partner of the Adviser is RA Capital Management GP, LLC (the "Adviser GP"), of which Dr. Peter Kolchinsky and Mr. Rajeev Shah are the managing members. Each of the Adviser, the Adviser GP, the Fund, the Nexus Fund, the Nexus Fund II, the Nexus Fund III, Dr. Kolchinsky and Mr. Shah disclaims beneficial ownership of any of the reported securities, except to the extent of its or his respective pecuniary interest therein.
- [F3]Under Ms. Celebi's arrangement with the Adviser, Ms. Celebi holds the option for the benefit of the Fund, the Nexus Fund, the Nexus Fund II, the Nexus Fund III, and the Account. Ms. Celebi is obligated to turn over to the Adviser any net cash or stock received upon exercise of the option, which will offset advisory fees owed by the Fund, the Nexus Fund, the Nexus Fund II, the Nexus Fund III, and the Account to the Adviser. The Reporting Persons therefore disclaim beneficial ownership of the option and underlying common stock.