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Gossamer Bio
GOSS

Overview Fund Activity

111 hedge funds and large institutions have $97.9M invested in Gossamer Bio in 2023 Q1 according to their latest regulatory filings, with 24 funds opening new positions, 29 increasing their positions, 42 reducing their positions, and 33 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
111
Holders Change
-9
Holders Change %
-7.5%
% of All Funds
1.78%
Holding in Top 10
–
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
–
New
24
Increased
29
Reduced
42
Closed
33
Calls
$2.09M
Puts
$564K
Net Calls
+$1.53M
Net Calls Change
+$1.53M

Top Buyers

1
PAI
1
Palo Alto Investors
California
$4.37M
2
Citadel Advisors
2
Citadel Advisors
Florida
$3.52M
3
PIM
3
Platinum Investment Management
Australia
$2.98M
4
E
4
Ergoteles
New York
$2.18M
5
Susquehanna International Group
5
Susquehanna International Group
Pennsylvania
$2.47M

Top Sellers

1
State Street
1
State Street
Massachusetts
$1.67M
2
WAM
2
Weiss Asset Management
Massachusetts
$0
3
Rafferty Asset Management
3
Rafferty Asset Management
New York
$0
4
Bank of America
4
Bank of America
North Carolina
$288K
5
Morgan Stanley
5
Morgan Stanley
New York
$970K
Name Holding Trade Value Shares
Change 		Shares
Change %
Vanguard Group
1
Vanguard Group
Pennsylvania
$8.25M -$1.78M -1,410,106 -18%
Millennium Management
2
Millennium Management
New York
$6.88M +$1.05M +834,869 +18%
HA
3
HHLR Advisors
Cayman Islands
$6.27M – – –
BlackRock
4
BlackRock
New York
$6.04M -$780K -619,344 -11%
NMC
5
NEA Management Company
Maryland
$4.37M – – –
PAI
6
Palo Alto Investors
California
$4.37M +$4.32M +3,427,402 +9,079%
BC
7
Boxer Capital
California
$4.21M – – –
AG
8
Artal Group
Luxembourg
$3.82M -$275K -218,453 -7%
Citadel Advisors
9
Citadel Advisors
Florida
$3.52M +$3.52M +2,794,717 New
PIM
10
Platinum Investment Management
Australia
$2.98M +$2.98M +2,363,170 New
Acadian Asset Management
11
Acadian Asset Management
Massachusetts
$2.79M +$957K +759,647 +52%
OCA
12
Octagon Capital Advisors
New York
$2.47M – – –
Susquehanna International Group
13
Susquehanna International Group
Pennsylvania
$2.47M +$2.13M +1,688,552 +627%
Two Sigma Investments
14
Two Sigma Investments
New York
$2.36M +$519K +412,199 +28%
Two Sigma Advisers
15
Two Sigma Advisers
New York
$2.32M +$19.8K +15,700 +0.9%
Marshall Wace
16
Marshall Wace
United Kingdom
$2.23M +$951K +754,963 +74%
E
17
Ergoteles
New York
$2.18M +$2.18M +1,731,924 New
Walleye Capital
18
Walleye Capital
New York
$2.03M +$2.01M +1,594,454 +8,729%
HF
19
HRT Financial
New York
$1.95M +$1.95M +1,548,153 New
KCM
20
Kynam Capital Management
New Jersey
$1.89M -$339K -268,679 -15%
Corient Private Wealth
21
Corient Private Wealth
Florida
$1.71M +$1.5M +1,191,666 +706%
EP
22
Eversept Partners
New York
$1.7M +$1.51M +1,197,853 +777%
Geode Capital Management
23
Geode Capital Management
Massachusetts
$1.7M +$64.4K +51,145 +4%
Goldman Sachs
24
Goldman Sachs
New York
$1.68M -$551K -436,995 -25%
State Street
25
State Street
Massachusetts
$1.67M -$33.4M -26,520,488 -95%
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