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Gossamer Bio
GOSS

Overview Fund Activity

160 hedge funds and large institutions have $1.02B invested in Gossamer Bio in 2022 Q3 according to their latest regulatory filings, with 44 funds opening new positions, 60 increasing their positions, 31 reducing their positions, and 13 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
160
Holders Change
+31
Holders Change %
+24.03%
% of All Funds
2.77%
Holding in Top 10
5
Holding in Top 10 Change
+1
Holding in Top 10 Change %
+25%
% of All Funds
0.09%
New
44
Increased
60
Reduced
31
Closed
13
Calls
$17.2M
Puts
$6.58M
Net Calls
+$10.6M
Net Calls Change
+$1.2M

Top Buyers

1
EC
1
EcoR1 Capital
California
$49.8M
2
NMC
2
NEA Management Company
Maryland
$41.5M
3
CAM
3
Cormorant Asset Management
Massachusetts
$38.3M
4
WAM
4
Weiss Asset Management
Massachusetts
$33.2M
5
VA
5
VR Adviser
New York
$20.9M

Top Sellers

1
KCM
1
Kynam Capital Management
New Jersey
$4.63M
2
Citadel Advisors
2
Citadel Advisors
Florida
$8.76M
3
Federated Hermes
3
Federated Hermes
Pennsylvania
$26.3M
4
EA
4
Emerald Advisers
Pennsylvania
$7.43M
5
EMFAT
5
Emerald Mutual Fund Advisers Trust
Pennsylvania
$9.03M
Name Holding Trade Value Shares
Change 		Shares
Change %
HA
1
HHLR Advisors
Cayman Islands
$88.9M – – –
Vanguard Group
2
Vanguard Group
Pennsylvania
$88M +$17.9M +1,493,836 +26%
BlackRock
3
BlackRock
New York
$66M +$4.1M +342,213 +7%
EC
4
EcoR1 Capital
California
$49.8M +$49.8M +4,160,887 New
State Street
5
State Street
Massachusetts
$45.3M -$1.17M -97,291 -3%
BC
6
Boxer Capital
California
$42.8M +$13.3M +1,109,570 +45%
NMC
7
NEA Management Company
Maryland
$41.5M +$41.5M +3,467,406 New
AG
8
Artal Group
Luxembourg
$38.9M +$10.6M +887,656 +38%
CAM
9
Cormorant Asset Management
Massachusetts
$38.3M +$35.9M +3,000,000 +1,512%
WAM
10
Weiss Asset Management
Massachusetts
$33.2M +$33.2M +2,773,924 New
Federated Hermes
11
Federated Hermes
Pennsylvania
$26.3M -$15.9M -1,328,163 -38%
OCA
12
Octagon Capital Advisors
New York
$24.5M -$8.54M -712,627 -26%
PAI
13
Palo Alto Investors
California
$21M – – –
VA
14
VR Adviser
New York
$20.9M +$20.9M +1,747,000 New
RSCM
15
Rock Springs Capital Management
Maryland
$19M +$19M +1,586,962 New
OFM
16
Omega Fund Management
Massachusetts
$18M – – –
APM
17
Avidity Partners Management
Texas
$17.4M +$17.4M +1,450,000 New
MAP
18
Madison Avenue Partners
New York
$16.6M +$16.6M +1,386,962 New
Millennium Management
19
Millennium Management
New York
$15.9M -$1.82M -151,590 -10%
Fidelity Investments
20
Fidelity Investments
Massachusetts
$15.4M +$4.02M +335,700 +35%
Geode Capital Management
21
Geode Capital Management
Massachusetts
$15.1M +$2.79M +232,714 +23%
Morgan Stanley
22
Morgan Stanley
New York
$14.5M -$2.03M -169,661 -12%
Citigroup
23
Citigroup
New York
$12.9M +$2.4M +200,311 +23%
Goldman Sachs
24
Goldman Sachs
New York
$12.6M +$4.92M +410,923 +64%
Invesco
25
Invesco
Georgia
$11.7M +$11M +916,979 +1,554%
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