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Gossamer Bio

125 hedge funds and large institutions have $684M invested in Gossamer Bio in 2020 Q3 according to their latest regulatory filings, with 23 funds opening new positions, 50 increasing their positions, 29 reducing their positions, and 8 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
125
Holders Change
+15
Holders Change %
+13.64%
% of All Funds
2.53%
Holding in Top 10
1
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
0.02%
New
23
Increased
50
Reduced
29
Closed
8
Calls
$4.19M
Puts
$2.79M
Net Calls
+$1.4M
Net Calls Change
+$285K
Name Holding Trade Value Shares
Change
Shares
Change %
RhumbLine Advisers
51
RhumbLine Advisers
Massachusetts
$897K -$71.9K -5,795 -7%
GCP
52
GSA Capital Partners
United Kingdom
$788K +$614K +49,448 +353%
SFI
53
Susquehanna Fundamental Investments
Pennsylvania
$740K +$228K +18,400 +45%
Ameriprise
54
Ameriprise
Minnesota
$641K +$307K +24,735 +92%
UBS AM
55
UBS AM
Illinois
$620K +$85.6K +6,900 +16%
BFM
56
Boothbay Fund Management
New York
$608K -$133K -10,707 -18%
CSS
57
Cubist Systematic Strategies
Connecticut
$604K +$119K +9,609 +25%
Rafferty Asset Management
58
Rafferty Asset Management
New York
$594K +$385K +31,042 +185%
New York State Common Retirement Fund
59
New York State Common Retirement Fund
New York
$575K
Wells Fargo
60
Wells Fargo
California
$497K -$189K -15,268 -28%
Jane Street
61
Jane Street
New York
$477K +$477K +38,490 New
Marshall Wace
62
Marshall Wace
United Kingdom
$476K +$476K +38,359 New
QSS
63
Quantitative Systematic Strategies
Florida
$474K +$19.8K +1,592 +4%
AIG
64
American International Group
New York
$421K +$44.3K +3,563 +12%
Manulife (Manufacturers Life Insurance)
65
Manulife (Manufacturers Life Insurance)
Ontario, Canada
$401K +$25.5K +2,055 +7%
Fidelity Investments
66
Fidelity Investments
Massachusetts
$374K -$1.05M -84,600 -74%
Ohio Public Employees Retirement System (OPERS)
67
Ohio Public Employees Retirement System (OPERS)
Ohio
$358K +$262K +21,103 +272%
VEA
68
Virtus ETF Advisers
New York
$312K -$42.5K -3,425 -12%
SG Americas Securities
69
SG Americas Securities
New York
$311K -$369K -29,801 -54%
Mariner
70
Mariner
Kansas
$297K +$4.96K +400 +2%
JPMorgan Chase & Co
71
JPMorgan Chase & Co
New York
$297K +$81.8K +6,368 +38%
MIM
72
MetLife Investment Management
New Jersey
$285K
TI
73
Trexquant Investment
Connecticut
$260K +$260K +20,935 New
ProShare Advisors
74
ProShare Advisors
Maryland
$238K +$3.95K +318 +2%
VOYA Investment Management
75
VOYA Investment Management
Georgia
$216K