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Gossamer Bio, Inc.

San Diego, CA
LAST FUNDING
$212.1M
Series B

Science Seralutinib Seralutinib is an inhaled PDGFRα/β, CSF1R, and c‑KIT inhibitor designed to be delivered via dry powder inhaler for the potential treatment of pulmonary arterial hypertension (PAH) and pulmonary hypertension associated with interstitial lung disease (PH-ILD).

Funding history

DateRoundAmountInvestorsSource
Series B$212.1M

About Gossamer Bio, Inc.

How much funding has Gossamer Bio, Inc. raised?

Gossamer Bio, Inc. has raised $212.1M in total funding. The most recent round was Series B.

Where is Gossamer Bio, Inc. headquartered?

Gossamer Bio, Inc. is headquartered in San Diego, CA.

What does Gossamer Bio, Inc. do?

Science Seralutinib Seralutinib is an inhaled PDGFRα/β, CSF1R, and c‑KIT inhibitor designed to be delivered via dry powder inhaler for the potential treatment of pulmonary arterial hypertension (PAH) and pulmonary hypertension associated with interstitial lung disease (PH-ILD).

What problem does Gossamer Bio, Inc. solve?

Patients with pulmonary arterial hypertension (PAH) and pulmonary hypertension associated with interstitial lung disease (PH-ILD) are living with rare diseases that need better treatment options.

What's Gossamer Bio, Inc.'s solution?

Gossamer Bio is a clinical-stage biopharmaceutical company developing seralutinib, an investigational inhaled drug for PAH and PH-ILD, currently being tested in the Phase 3 PROSERA study.

What makes Gossamer Bio, Inc. different?

Seralutinib is described as an inhaled PDGFR-alpha/beta, CSF1R, and c-KIT inhibitor delivered via a dry powder inhaler, a specific mechanism and delivery method named on the page.

What makes Gossamer Bio, Inc. notable?

Co-founded by Faheem Hasnain and Sheila Gujrathi, both former executives of Receptos, the San Diego biotech Celgene acquired for about $7.2 billion in 2015.

Leadership

Richard Aranda, M.D.
Executive Officer
Bryan Giraudo
Executive Officer
LinkedIn ↗
Faheem Hasnain
Executive Officer, Director
LinkedIn ↗
Caryn Peterson
Executive Officer
LinkedIn ↗
Christian Waage
Executive Officer
LinkedIn ↗
Kristina Burow
Director
Russell Cox
Director
Thomas Daniel, M.D.
Director
Renee Gala
Director
Sandra Milligan, M.D., J.D.
Director
❝ Cite this page

Free to use in articles, research, and reference works. Stable URL, will not change. Data on this page last updated August 26, 2026.

MLA
"Gossamer Bio, Inc.: Funding & Investors." SoCal.Startups, August 26, 2026, https://socalstartups.io/companies/city/san-diego/healthcare/gossamer-bio-inc. Accessed August 27, 2026.
APA
SoCal.Startups. (2026). Gossamer Bio, Inc.: Funding & Investors. Retrieved August 27, 2026, from https://socalstartups.io/companies/city/san-diego/healthcare/gossamer-bio-inc
WIKIPEDIA (CITE WEB)
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