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Gossamer Bio

182 hedge funds and large institutions have $56.3M invested in Gossamer Bio in 2026 Q1 according to their latest regulatory filings, with 44 funds opening new positions, 71 increasing their positions, 49 reducing their positions, and 53 closing their positions.

New
Increased
Maintained
Reduced
Closed

more call options, than puts

Call options by funds: $ | Put options by funds: $

more repeat investments, than reductions

Existing positions increased: | Existing positions reduced:

less funds holding

Funds holding:

less ownership

Funds ownership:

17% less first-time investments, than exits

New positions opened: 44 | Existing positions closed: 53

67% less funds holding in top 10

Funds holding in top 10: 31 (-2)

90% less capital invested

Capital invested by funds: $585M → $56.3M (-$529M)

Holders
182
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
1
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$1.24M
Puts
$189K
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
AC
126
AXQ Capital
New Jersey
$6.71K
AWM
127
Angeles Wealth Management
California
$6.57K
EP
128
Essential Partners
California
$6.2K
BC
129
Birchview Capital
Vermont
$5.97K
VA
130
VestGen Advisors
Illinois
$5.94K
Citigroup
131
Citigroup
New York
$5.83K
Principal Financial Group
132
Principal Financial Group
Iowa
$5.78K
DWM
133
Drive Wealth Management
Utah
$5.76K
VPIM
134
Vanguard Personalized Indexing Management
California
$5.76K
CW
135
CreativeOne Wealth
Kansas
$5.73K
Legal & General Group
136
Legal & General Group
United Kingdom
$5.68K
X
137
Xponance
Pennsylvania
$5.65K
Neuberger Berman Group
138
Neuberger Berman Group
New York
$5.64K
BCM
139
Bridgeway Capital Management
Texas
$5.26K
AIP
140
Ameritas Investment Partners
Nebraska
$5.21K
GSC
141
Ground Swell Capital
South Carolina
$5.04K
BCI
142
Brinker Capital Investments
Pennsylvania
$5K
IWC
143
Integrated Wealth Concepts
Massachusetts
$4.74K
BAAM
144
Baker Avenue Asset Management
California
$4.34K
OC
145
Oppenheimer & Co
New York
$4.27K
SL
146
Sentinus LLC
Illinois
$4.22K
SWP
147
Stratos Wealth Partners
Ohio
$4.21K
Janney Montgomery Scott
148
Janney Montgomery Scott
Pennsylvania
$4K
Mirae Asset Global Investments
149
Mirae Asset Global Investments
South Korea
$3.97K
CWP
150
Curated Wealth Partners
California
$3.87K