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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 %
CG
101
Cutler Group
California
$1K -$5.36K -4,822 -84%
FDCDDQ
102
Federation des caisses Desjardins du Quebec
Quebec, Canada
$945 – – –
PP
103
PFS Partners
New Jersey
$189 -$6 -5 -3%
CSPIA
104
Cary Street Partners Investment Advisory
Virginia
$126 – – –
SIC
105
Salem Investment Counselors
North Carolina
$126 – – –
BHWM
106
Beaird Harris Wealth Management
Texas
$94 – – –
Zurich Cantonal Bank
107
Zurich Cantonal Bank
Switzerland
$5 -$20K -15,973 -100%
WAM
108
Weiss Asset Management
Massachusetts
– -$7.91M -3,643,174 Closed
Rafferty Asset Management
109
Rafferty Asset Management
New York
– -$6.01M -2,771,503 Closed
MAP
110
Madison Avenue Partners
New York
– -$1.54M -711,178 Closed
PM
111
Prosight Management
Texas
– -$575K -265,000 Closed
EFM
112
E Fund Management
China
– -$315K -145,237 Closed
Swiss National Bank
113
Swiss National Bank
Switzerland
– -$271K -124,800 Closed
TSS
114
Two Sigma Securities
New York
– -$237K -109,084 Closed
TCM
115
Tang Capital Management
California
– -$217K -100,000 Closed
JFG
116
Jefferies Financial Group
New York
– -$217K -100,000 Closed
SCM
117
Silverarc Capital Management
Massachusetts
– -$217K -100,000 Closed
HS
118
HighVista Strategies
Massachusetts
– -$210K -96,795 Closed
Group One Trading
119
Group One Trading
Illinois
– -$128K -58,938 Closed
UBS AM
120
UBS AM
Illinois
– -$117K -54,020 Closed
ACM
121
Aquatic Capital Management
Illinois
– -$101K -46,500 Closed
CS
122
Credit Suisse
Switzerland
– -$75.7K -34,903 Closed
DTL
123
Dynamic Technology Lab
Singapore
– -$74K -33,911 Closed
State Board of Administration of Florida Retirement System
124
State Board of Administration of Florida Retirement System
Florida
– -$37K -17,071 Closed
AC
125
AXQ Capital
New Jersey
– -$35.5K -16,372 Closed
2 3 4
5
6