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Gossamer Bio
GOSS

Overview Fund Activity

100 hedge funds and large institutions have $173M invested in Gossamer Bio in 2024 Q3 according to their latest regulatory filings, with 16 funds opening new positions, 25 increasing their positions, 31 reducing their positions, and 10 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
100
Holders Change
+6
Holders Change %
+6.38%
% of All Funds
1.45%
Holding in Top 10
1
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
0.01%
New
16
Increased
25
Reduced
31
Closed
10
Calls
$785K
Puts
$579K
Net Calls
+$206K
Net Calls Change
+$191K

Top Buyers

1
MAM
1
Monaco Asset Management
Monaco
$3.8M
2
T. Rowe Price Associates
2
T. Rowe Price Associates
Maryland
$6.35M
3
Jacobs Levy Equity Management
3
Jacobs Levy Equity Management
New Jersey
$1.86M
4
Acadian Asset Management
4
Acadian Asset Management
Massachusetts
$3.89M
5
Two Sigma Investments
5
Two Sigma Investments
New York
$622K

Top Sellers

1
AG
1
Artal Group
Luxembourg
$0
2
Citadel Advisors
2
Citadel Advisors
Florida
$1.03M
3
Millennium Management
3
Millennium Management
New York
$3.09M
4
Deutsche Bank
4
Deutsche Bank
Germany
$2.09M
5
Goldman Sachs
5
Goldman Sachs
New York
$721K
Name Holding Trade Value Shares
Change 		Shares
Change %
NMC
1
NEA Management Company
Maryland
$17.9M – – –
SL
2
Siren LLC
Connecticut
$13.1M +$13.1M +13,281,610 New
Vanguard Group
3
Vanguard Group
Pennsylvania
$11.6M -$5.77K -5,854 -0%
OCA
4
Octagon Capital Advisors
New York
$9.06M – – –
AVM
5
Arch Venture Management
Illinois
$7.95M – – –
Fidelity Investments
6
Fidelity Investments
Massachusetts
$7.83M +$5.16K +5,227 +0.1%
T. Rowe Price Associates
7
T. Rowe Price Associates
Maryland
$6.35M +$927K +939,252 +17%
PAI
8
Palo Alto Investors
California
$6.19M – – –
SB
9
Samsara BioCapital
California
$6.05M – – –
6CM
10
683 Capital Management
New York
$5.72M +$49.3K +50,000 +0.9%
Alyeska Investment Group
11
Alyeska Investment Group
Illinois
$5.69M +$276K +279,940 +5%
SCM
12
Silverarc Capital Management
Massachusetts
$5.57M +$143K +145,352 +3%
EP
13
Eversept Partners
New York
$4.91M -$499K -505,690 -9%
HA
14
HHLR Advisors
Cayman Islands
$4.91M – – –
Acadian Asset Management
15
Acadian Asset Management
Massachusetts
$3.89M +$351K +355,484 +10%
MAM
16
Monaco Asset Management
Monaco
$3.8M +$1.11M +1,124,816 +41%
OM
17
Opaleye Management
Massachusetts
$3.71M -$248K -244,990 -6%
PIM
18
Platinum Investment Management
Australia
$3.48M – – –
Marshall Wace
19
Marshall Wace
United Kingdom
$3.45M +$148K +149,421 +4%
Corient Private Wealth
20
Corient Private Wealth
Florida
$3.35M – – –
RSCM
21
Rock Springs Capital Management
Maryland
$3.22M – – –
Millennium Management
22
Millennium Management
New York
$3.09M -$2.43M -2,468,490 -44%
Federated Hermes
23
Federated Hermes
Pennsylvania
$3.02M – – –
BlackRock
24
BlackRock
New York
$2.77M -$5.79K -5,865 -0.2%
Geode Capital Management
25
Geode Capital Management
Massachusetts
$2.18M -$70.3K -71,241 -3%
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