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Gossamer Bio
GOSS
GOSS
184 hedge funds and large institutions have $56.3M invested in Gossamer Bio in 2026 Q1 according to their latest regulatory filings, with 46 funds opening new positions, 71 increasing their positions, 49 reducing their positions, and 53 closing their positions.
New
Increased
Maintained
Reduced
Closed
558% more call options, than puts
Call options by funds: $1.24M | Put options by funds: $189K
45% more repeat investments, than reductions
Existing positions increased: 71 | Existing positions reduced: 49
6% less funds holding
Funds holding: 195 → 184 (-11)
9.24% less ownership
Funds ownership: 81.58% → 72.34% (-9.2%)
13% less first-time investments, than exits
New positions opened: 46 | Existing positions closed: 53
67% less funds holding in top 10
Funds holding in top 10: 3 → 1 (-2)
90% less capital invested
Capital invested by funds: $585M → $56.3M (-$529M)
Holders
184
Holders Change
-11
Holders Change %
-5.64%
% of All Funds
2.27%
Holding in Top 10
1
Holding in Top 10 Change
-2
Holding in Top 10 Change %
-66.67%
% of All Funds
0.01%
New
46
Increased
71
Reduced
49
Closed
53
Calls
$1.24M
Puts
$189K
Net Calls
+$1.05M
Net Calls Change
-$20.4M
Top Buyers
Top Sellers
| 1 |
NMC
NEA Management Company
Timonium,
Maryland
|
-$26.9M |
| 2 |
PAI
Palo Alto Investors
Palo Alto,
California
|
-$13.9M |
| 3 |
PA
Perceptive Advisors
New York
|
-$9.73M |
| 4 |
OCA
Octagon Capital Advisors
New York
|
-$9.69M |
| 5 |
OM
Opaleye Management
Boston,
Massachusetts
|
-$8.43M |
| Name | Holding | Trade Value |
Shares Change |
Change in Stake |
|
|---|---|---|---|---|---|
|
EFH
226
Eaton Financial Holdings
Coral Springs,
Florida
| – | -$44K | -14,199 | Closed |
|
227
Hudson Bay Capital Management
Stamford,
Connecticut
| – | -$44K | -14,180 | Closed |
|
|
OSAM
228
O'Shaughnessy Asset Management
Stamford,
Connecticut
| – | -$40.6K | -13,107 | Closed |
|
|
CCM
229
Ciovacco Capital Management
Atlanta,
Georgia
| – | -$31.6K | -10,204 | Closed |
|
|
SIA
230
Soltis Investment Advisors
St. George,
Utah
| – | -$31.3K | -10,099 | Closed |
|
|
TYCC
231
Texas Yale Capital Corp
St. Petersburg,
Florida
| – | -$31K | -10,000 | Closed |
|
|
AB
232
Amalgamated Bank
New York
| – | -$19K | -6,037 | Closed |
|
|
ACM
233
Aster Capital Management
Dubai,
United Arab Emirates
| – | -$6.51K | -2,100 | Closed |
|
234
Daiwa Securities Group
Tokyo,
Japan
| – | -$2K | -771 | Closed |
|
|
GI
235
GAMMA Investing
Foster City,
California
| – | -$1.45K | -468 | Closed |
|
|
AAP
236
Arax Advisory Partners
Denver,
Colorado
| – | -$93 | -30 | Closed |
|