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Gossamer Bio, Inc. raises $25M under Reg D
Company raise · Raising · SAN DIEGO, CA · Form D filed 2026-09-04
$50M+ raiseFirst raise on EDGARPlacement agent engaged
Why now — by persona
Relevant to: Executive & technical recruiting, B2B software & services sales, Commercial banking / treasury, D&O and management-liability insurance, Outsourced accounting / CFO. Lead card pending.
People on the filing
| Russell Cox | Director |
| Caryn D. Peterson | Executive Officer |
| Sandra J. Milligan | Director |
| Christian D. Waage | Executive Officer |
| Faheem Hasnain | Executive Officer, Director |
| John D. Quisel | Director |
| Thomas Daniel | Director |
| Steven D. Nathan | Director |
| Skye J. Drynan | Director |
| Bryan D. Giraudo | Executive Officer |
| Robert D. Smith | Executive Officer |
Signed by Bryan Giraudo, COO & CFO.
Placement agents / sales compensation: Leerink Partners LLC; Cantor Fitzgerald & Co.
Filing contact
The issuer's phone number and address from the filing are shown to subscribers. See plans, or read it on EDGAR.