Institutional shares held 159 Million
2.79M calls
130K puts
Total value of holdings $307M
$5.38M calls
$251K puts
Market Cap $181M
93,954,000 Shares Out.
Institutional ownership 169.54%
# of Institutions 137


Latest Institutional Activity in GOSS

Top Purchases

Q2 2025
Geode Capital Management, LLC Shares Held: 4.56M ($8.79M)
Q2 2025
State Street Corp Shares Held: 2.48M ($4.79M)
Q2 2025
Vanguard Group Inc Shares Held: 11.4M ($22M)
Q2 2025
Renaissance Technologies LLC Shares Held: 2.73M ($5.27M)
Q2 2025
Northern Trust Corp Shares Held: 1.52M ($2.93M)

Top Sells

Q2 2025
Susquehanna International Group, LLP Shares Held: 383K ($739K)
Q2 2025
Eversept Partners, LP Shares Held: 1.7M ($3.27M)
Q2 2025
Millennium Management LLC Shares Held: 496K ($958K)
Q2 2025
Monaco Asset Management Sam Shares Held: 3.55M ($6.85M)
Q2 2025
Silverarc Capital Management, LLC Shares Held: 5.15M ($9.93M)

About GOSS

Gossamer Bio, Inc., a clinical-stage biopharmaceutical company, focuses on discovering, acquiring, developing, and commercializing therapeutics in the disease areas of immunology, inflammation, and oncology in the United States. The company is developing GB002, an inhaled, small molecule, platelet-derived growth factor receptor, or PDGFR, colonystimulating factor 1 receptor, or CSF1R, and c-KIT inhibitor for the treatment of pulmonary arterial hypertension; GB004, a gut-targeted, oral small molecule for the treatment of inflammatory bowel disease; GB5121, an oral, irreversible, covalent, small molecule inhibitor of Bruton's Tyrosine Kinase for the treatment of primary central nervous system lymphoma; and GB7208, an oral, small molecule, BTK inhibitor for the treatment of multiple sclerosis. It has license agreements with Pulmokine, Inc. to develop and commercialize GB002 and related backup compounds; and Aerpio Pharmaceuticals, Inc. to develop and commercialize GB004 and related compounds. The company was formerly known as FSG, Bio, Inc. and changed its name to Gossamer Bio, Inc. in 2017. Gossamer Bio, Inc. was incorporated in 2015 and is headquartered in San Diego, California.


Insider Transactions at GOSS

Insider Transaction List

View all
Date Insider Transaction Ownership Type Shares Traded Value / Price
View All Transactions

Last 12 Months Summary

Buy / Acquisition
0 Shares
From 0 Insiders
Sell / Disposition
0 Shares
From 0 Insiders

Track Institutional and Insider Activities on GOSS

Follow Gossamer Bio, Inc. and customize your updates to receive the information that matters most to you.

Institutional Portfolio Updates

Receive a notification when an Institution or Guru buys or sells GOSS shares.

Notify only if

Insider Trading

Get notified when an Gossamer Bio, Inc. insider buys or sells GOSS shares.

Notify only if

News

Receive news related to Gossamer Bio, Inc.

Track Activities on GOSS