NASDAQ
$9.95
$9.95

Overview

Price performance
Low
$9.42
High
$10.05
Market closed. Last updated: Nov 4, 2026, 9:00 PM UTC
$
9.95
0.67 (7.22%)
Average, 50 days
$11.11
$39.28
Open
$9.86
Previous close
$9.28
52-week high
$309.60
Dec 16, 2025 (11 months ago)
52-week low
$8.29
Oct 20, 2026 (17 days ago)
20.02%

Valuation & Estimates

Earnings

Financials

Insider Trading

Peer Analysis

Insights & Activity

Market Cap
60.80M
Volume
115 809
Total Return (3M)
-31.47%
Total Return (1Y)
-94.59%
2.02
Sector
Healthcare
Links
Tags
Healthcare
Biotechnology
NASDAQ
US
About
Gossamer Bio, Inc., a clinical-stage biopharmaceutical company, focuses on developing and commercializing seralutinib for the treatment of pulmonary hypertension and pulmonary arterial hypertension in the United States. The company develops GB002, an inhaled, small molecule, platelet-derived growth factor receptor, or PDGFR, colony-stimulatin factor 1 receptor and c-KIT inhibitor, which is in Phase 3 clinical trial for the treatment of PAH. It has license agreements with Pulmokine, Inc. to develop and commercialize GB002 and related backup compounds. The company was formerly known as FSG, Bio, Inc. and changed its name to Gossamer Bio, Inc. in 2017. The company was incorporated in 2015 and is headquartered in San Diego, California.