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Gossamer Bio
GOSS

Overview Fund Activity

95 hedge funds and large institutions have $171M invested in Gossamer Bio in 2023 Q3 according to their latest regulatory filings, with 31 funds opening new positions, 31 increasing their positions, 19 reducing their positions, and 34 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
95
Holders Change
-4
Holders Change %
-4.04%
% of All Funds
1.51%
Holding in Top 10
1
Holding in Top 10 Change
+1
Holding in Top 10 Change %
%
% of All Funds
0.02%
New
31
Increased
31
Reduced
19
Closed
34
Calls
$2.67M
Puts
$538K
Net Calls
+$2.14M
Net Calls Change
+$1.52M

Top Buyers

1
NMC
NEA Management Company
Maryland
$13.1M
2
EC
EcoR1 Capital
California
$7.66M
3
AVM
Arch Venture Management
Illinois
$6.71M
4
Vanguard Group
Vanguard Group
Pennsylvania
$9.38M
5
Alyeska Investment Group
Alyeska Investment Group
Illinois
$5.67M

Top Sellers

1
T. Rowe Price Associates
T. Rowe Price Associates
Maryland
$0
2
Ensign Peak Advisors
Ensign Peak Advisors
Utah
$0
3
Acadian Asset Management
Acadian Asset Management
Massachusetts
$1.28M
4
Two Sigma Investments
Two Sigma Investments
New York
$446K
5
GCP
GSA Capital Partners
United Kingdom
$0
Name Holding Trade Value Shares
Change 		Shares
Change %
D.E. Shaw & Co
51
D.E. Shaw & Co
New York
$226K -$87.9K -105,519 -28%
KCM
52
Kynam Capital Management
New Jersey
$208K +$208K +250,000 New
BC
53
Birchview Capital
Vermont
$174K +$91.6K +110,000 +111%
Citigroup
54
Citigroup
New York
$164K +$162K +194,768 +9,917%
AllianceBernstein
55
AllianceBernstein
Tennessee
$123K – – –
Verition Fund Management
56
Verition Fund Management
Connecticut
$83.3K -$58.3K -70,000 -41%
Bank of America
57
Bank of America
North Carolina
$80.3K -$6.09K -7,315 -7%
Bank of New York Mellon
58
Bank of New York Mellon
New York
$76K +$48.7K +58,428 +178%
FAIM
59
Financial Advocates Investment Management
Washington
$60.7K +$60.7K +72,850 New
SMC
60
Smith, Moore & Co
Missouri
$55K – – –
Man Group
61
Man Group
United Kingdom
$51.2K – – –
SFA
62
Sequoia Financial Advisors
Ohio
$48.7K – – –
Tudor Investment Corp
63
Tudor Investment Corp
Connecticut
$38.7K – – –
CA
64
Clearstead Advisors
Ohio
$36.6K +$18.3K +22,000 +100%
JPMorgan Chase & Co
65
JPMorgan Chase & Co
New York
$36.3K +$33K +39,627 +1,002%
Principal Financial Group
66
Principal Financial Group
Iowa
$27.9K – – –
TRCT
67
Tower Research Capital (TRC)
New York
$25.1K +$6.93K +8,313 +38%
CW
68
CreativeOne Wealth
Kansas
$23K -$3.08K -3,717 -12%
Victory Capital Management
69
Victory Capital Management
Texas
$17.3K +$17.3K +20,791 New
SAM
70
Silvercrest Asset Management
New York
$16.6K – – –
BCM
71
Bridgeway Capital Management
Texas
$14.2K – – –
ProShare Advisors
72
ProShare Advisors
Maryland
$12.3K +$12.3K +14,730 New
Jane Street
73
Jane Street
New York
$11.6K -$265K -317,843 -96%
WWC
74
Waypoint Wealth Counsel
Georgia
$9.54K +$9.54K +11,458 New
TSS
75
Two Sigma Securities
New York
$8.6K +$8.6K +10,324 New
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