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Gossamer Bio
GOSS

Overview Fund Activity

141 hedge funds and large institutions have $520M invested in Gossamer Bio in 2022 Q1 according to their latest regulatory filings, with 25 funds opening new positions, 47 increasing their positions, 42 reducing their positions, and 17 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
141
Holders Change
+8
Holders Change %
+6.02%
% of All Funds
2.23%
Holding in Top 10
3
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
0.05%
New
25
Increased
47
Reduced
42
Closed
17
Calls
$13M
Puts
$4.76M
Net Calls
+$8.22M
Net Calls Change
+$9.69M

Top Buyers

1
OCA
Octagon Capital Advisors
New York
$22.2M
2
KCM
Kynam Capital Management
New Jersey
$15.9M
3
Federated Hermes
Federated Hermes
Pennsylvania
$30.6M
4
EP
Eversept Partners
New York
$3.25M
5
Citadel Advisors
Citadel Advisors
Florida
$18.6M

Top Sellers

1
O
OrbiMed
New York
$0
2
WP
Woodline Partners
California
$2.64M
3
Lord, Abbett & Co
Lord, Abbett & Co
New Jersey
$0
4
IC
Ikarian Capital
Texas
$6.73M
5
PHP
Parkman Healthcare Partners
Connecticut
$1.74M
Name Holding Trade Value Shares
Change 		Shares
Change %
Charles Schwab
26
Charles Schwab
California
$3.54M +$148K +17,050 +4%
EP
27
Eversept Partners
New York
$3.25M +$2.91M +334,813 +839%
WP
28
Woodline Partners
California
$2.64M -$5.85M -673,794 -69%
Bank of America
29
Bank of America
North Carolina
$2.59M +$385K +44,312 +17%
Two Sigma Advisers
30
Two Sigma Advisers
New York
$2.59M +$283K +32,600 +12%
Walleye Capital
31
Walleye Capital
New York
$2.2M +$618K +71,201 +39%
Bank of New York Mellon
32
Bank of New York Mellon
New York
$1.98M -$1.5K -173 -0.1%
Nuveen Asset Management
33
Nuveen Asset Management
Illinois
$1.78M -$26.4K -3,018 -1%
PHP
34
Parkman Healthcare Partners
Connecticut
$1.74M -$3.01M -346,236 -63%
CAM
35
Cormorant Asset Management
Massachusetts
$1.72M – – –
Rafferty Asset Management
36
Rafferty Asset Management
New York
$1.65M +$57.5K +6,629 +4%
UBS Group
37
UBS Group
Switzerland
$1.6M +$160K +18,370 +11%
Millennium Management
38
Millennium Management
New York
$1.51M -$306K -35,205 -17%
Alyeska Investment Group
39
Alyeska Investment Group
Illinois
$1.43M +$1.43M +164,608 New
Ensign Peak Advisors
40
Ensign Peak Advisors
Utah
$1.31M – – –
Renaissance Technologies
41
Renaissance Technologies
New York
$1.15M +$768K +88,400 +202%
BC
42
Birchview Capital
Vermont
$1.12M +$252K +29,088 +29%
Swiss National Bank
43
Swiss National Bank
Switzerland
$1.02M +$75.5K +8,700 +8%
JPMorgan Chase & Co
44
JPMorgan Chase & Co
New York
$957K +$556K +64,083 +139%
PP
45
PDT Partners
New York
$875K +$118K +13,570 +16%
CSS
46
Cubist Systematic Strategies
Connecticut
$836K +$341K +39,304 +69%
SSA
47
Schonfeld Strategic Advisors
New York
$830K -$234K -26,900 -22%
PVI
48
Pura Vida Investments
New York
$763K +$4.34K +500 +0.6%
RhumbLine Advisers
49
RhumbLine Advisers
Massachusetts
$737K -$54.7K -6,304 -7%
AG
50
Algert Global
California
$737K +$737K +84,942 New
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