Institutional Ownership Gossamer Bio, Inc. (GOSS)
This table provides information about the institutional ownership of Gossamer Bio, Inc. (GOSS). We have compiled data on the 122 institutions that hold shares in the stock, with a total of 160 Million shares, which have been reported (via 13F filing form) to have a value of $200 Million.
| Holding | Report Date | shares Held | Holding Value (Reported) | Last Trade | Trade History |
|---|---|---|---|---|---|
|
Octagon Capital Advisors LP
New York, NY |
May 16, 2025 Q1 2025 |
18,350,000
shares
|
$19.3 Million
6.72% of portfolio
|
Q1 2025
Added 1187.72%
|
|
|
Nea Management Company, LLC
Timonium, MD |
May 14, 2025 Q1 2025 |
18,093,034
shares
|
$19 Million
1.89% of portfolio
|
Q2 2024
Added 14.24%
|
|
|
Vanguard Group Inc
Valley Forge, PA |
May 09, 2025 Q1 2025 |
10,083,881
shares
|
$10.6 Million
0.0% of portfolio
|
Q1 2025
Added 0.5%
|
|
|
Arch Venture Management, LLC
Chicago, IL |
May 15, 2025 Q1 2025 |
8,055,916
shares
|
$8.46 Million
7.27% of portfolio
|
Q3 2023
New holding
|
|
|
Silverarc Capital Management, LLC
|
May 14, 2025 Q1 2025 |
6,320,684
shares
|
$6.64 Million
1.69% of portfolio
|
Q1 2025
Added 2.41%
|
|
|
Palo Alto Investors LP
Palo Alto, CA |
May 15, 2025 Q1 2025 |
6,276,893
shares
|
$6.59 Million
1.38% of portfolio
|
Q1 2025
Reduced -0.0%
|
|
|
Samsara Bio Capital, LLC
Palo Alto, CA |
May 15, 2025 Q1 2025 |
6,130,268
shares
|
$6.44 Million
3.11% of portfolio
|
Q3 2023
New holding
|
|
|
683 Capital Management, LLC
New York, NY |
May 15, 2025 Q1 2025 |
6,100,000
shares
|
$6.41 Million
0.54% of portfolio
|
Q1 2025
Reduced 12.54%
|
|
|
Siren, L.L.C.
New York, NY |
May 14, 2025 Q1 2025 |
5,208,968
shares
|
$5.47 Million
0.33% of portfolio
|
Q4 2024
Reduced 60.78%
|
|
|
Acadian Asset Management LLC
Boston, MA |
Feb 11, 2025 Q4 2024 |
5,104,760
shares
|
$5.36 Million
0.01% of portfolio
|
Q4 2024
Added 29.29%
|
|
|
Hhlr Advisors, Ltd.
Grand Cayman, E9 |
May 15, 2025 Q1 2025 |
4,974,041
shares
|
$5.22 Million
0.17% of portfolio
|
Q4 2022
Reduced 32.97%
|
|
|
Monaco Asset Management Sam
|
May 08, 2025 Q1 2025 |
4,849,134
shares
|
$5.09 Million
1.11% of portfolio
|
Q1 2025
Reduced 9.73%
|
|
|
Opaleye Management Inc.
Boston, MA |
May 15, 2025 Q1 2025 |
4,287,415
shares
|
$4.5 Million
1.3% of portfolio
|
Q1 2025
Reduced 4.51%
|
|
|
Alyeska Investment Group, L.P.
Chicago, IL |
May 15, 2025 Q1 2025 |
4,163,734
shares
|
$4.37 Million
0.02% of portfolio
|
Q1 2025
Reduced 52.73%
|
|
|
Eversept Partners, LP
New York, NY |
May 15, 2025 Q1 2025 |
3,896,841
shares
|
$4.09 Million
0.47% of portfolio
|
Q1 2025
Reduced 21.73%
|
|
|
Ci Private Wealth, LLC
Miami, FL |
May 14, 2025 Q1 2025 |
3,391,483
shares
|
$3.56 Million
0.01% of portfolio
|
Q2 2024
Added 3.64%
|
|
|
Rock Springs Capital Management LP
Baltimore, MD |
May 15, 2025 Q1 2025 |
3,266,960
shares
|
$3.43 Million
0.21% of portfolio
|
Q3 2023
Added 196.92%
|
|
|
Susquehanna International Group, LLP
Bala Cynwyd, PA |
May 14, 2025 Q1 2025 |
2,916,109
shares
|
$3.06 Million
0.0% of portfolio
|
Q1 2025
Added 404.63%
|
|
|
Black Rock Inc.
New York, NY |
Aug 13, 2024 Q2 2024 |
2,811,507
shares
|
$2.95 Million
0.0% of portfolio
|
Q2 2024
Reduced 8.99%
|
|
|
Israel Englander
Millennium Management LLC | New York, Ny
|
May 15, 2025 Q1 2025 |
2,678,036
shares
|
$2.81 Million
0.0% of portfolio
|
Q1 2025
Reduced 25.32%
|
|
|
Geode Capital Management, LLC
Boston, MA |
May 13, 2025 Q1 2025 |
2,272,448
shares
|
$2.39 Million
0.0% of portfolio
|
Q1 2025
Added 0.98%
|
|
|
Deutsche Bank Ag\
Frankfurt Am Main, 2M |
May 09, 2025 Q1 2025 |
2,112,745
shares
|
$2.22 Million
0.0% of portfolio
|
Q3 2024
Reduced 44.51%
|
|
|
Platinum Investment Management LTD
Sydney Australia 2000, C3 |
May 15, 2025 Q1 2025 |
1,731,355
shares
|
$1.82 Million
0.12% of portfolio
|
Q1 2025
Reduced 45.56%
|
|
|
Marshall Wace, LLP
London, X0 |
May 15, 2025 Q1 2025 |
1,713,655
shares
|
$1.8 Million
0.0% of portfolio
|
Q1 2025
Reduced 32.38%
|
|
|
Jim Simons
Renaissance Technologies LLC | New York, Ny
|
May 14, 2025 Q1 2025 |
1,569,155
shares
|
$1.65 Million
0.0% of portfolio
|
Q1 2025
Reduced 8.37%
|