Gossamer Bio
GOSS
GOSS
162 hedge funds and large institutions have $474M invested in Gossamer Bio in 2025 Q3 according to their latest regulatory filings, with 54 funds opening new positions, 49 increasing their positions, 44 reducing their positions, and 14 closing their positions.
New
Increased
Maintained
Reduced
Closed
more call options, than puts
Call options by funds: $ | Put options by funds: $
more first-time investments, than exits
New positions opened: | Existing positions closed:
more capital invested
Capital invested by funds: $ → $
more funds holding in top 10
Funds holding in top 10: →
32% more funds holding
Funds holding: 123 → 162 (+39)
11% more repeat investments, than reductions
Existing positions increased: 49 | Existing positions reduced: 44
1.41% more ownership
Funds ownership: 77.79% → 79.21% (+1.4%)
Holders
162
Holding in Top 10
3
Calls
$26.8M
Puts
$738K
Top Buyers
| 1 | +$10M | |
| 2 | +$8.21M | |
| 3 | +$7.4M | |
| 4 |
UBS Group
Zurich,
Switzerland
|
+$6.46M |
| 5 |
BlackRock
New York
|
+$4.48M |
Top Sellers
| 1 | -$9.66M | |
| 2 | -$8.49M | |
| 3 | -$6.71M | |
| 4 |
MAM
Monaco Asset Management
Monaco
|
-$5.71M |
| 5 |
Acadian Asset Management
Boston,
Massachusetts
|
-$5.61M |
