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GOSS · Healthcare

Gossamer Bio Inc

USA Healthcare Filing: 2026-03-31
16/100
Smart-money confidence1 of 3 sources positive
Bearish — money moving out

No standout activity across the feeds we track.

Hedge funds
21
Congress
No data
Insiders
No data
Cross-source blend of hedge-fund breadth, Congress trades, and insider Form 4s.  ·  how the score works
Market cap
$76M
Industry
Biotechnology
Sector
Healthcare
Exchange
NasdaqGS
About GOSSAMER BIO INC

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,…

Who's behind the signal
Every informed buyer we can see on GOSS, across all three feeds.
Hedge funds · 4
D.E. Shaw & Co Increased +96%
AQR Capital Management Increased +805%
Congress · 0
No congressional trades on record.
Insiders
No significant Form 4 insider activity in the window.
Not a model pick — but on our radar. GOSSAMER BIO INC isn't in the top-10 model right now, but 4 tracked investors hold it. Everything below is real signal from public filings — treat this as a watch candidate, not a conviction call.
4
Investors
0
New positions
3
Increasing
1
Decreasing
0
Unchanged
Price History
Loading price data...
Return: High: Low:
Who's Holding This Stock
Position sizes and recent activity from tracked institutional investors
Trust weight: 1.2×
Increased +130%
% of portfolio
0.0%
Position change
+130%
0.0% of Tudor Investment's portfolio
Trust weight: 1.0×
Increased +96%
% of portfolio
0.0%
Position change
+96%
0.0% of D.E. Shaw & Co's portfolio
Trust weight: 1.0×
Increased +805%
% of portfolio
0.0%
Position change
+805%
0.0% of AQR Capital Management's portfolio
Trust weight: 1.0×
Decreased −95%
% of portfolio
0.0%
Position change
−95%
0.0% of Millennium Management's portfolio
Portfolio Allocation
How much of each investor's portfolio is allocated to GOSSAMER BIO INC
⚠ Disclaimer: This page is for informational purposes only. Holdings data from SEC EDGAR 13F filings, delayed up to 135 days. Not a recommendation to buy or sell GOSSAMER BIO INC or any security.

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