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Cullinan Oncology
CGEM

Overview Fund Activity

148 hedge funds and large institutions have $490M invested in Cullinan Oncology in 2025 Q1 according to their latest regulatory filings, with 26 funds opening new positions, 44 increasing their positions, 50 reducing their positions, and 23 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
148
Holders Change
+2
Holders Change %
+1.37%
% of All Funds
2.01%
Holding in Top 10
5
Holding in Top 10 Change
-4
Holding in Top 10 Change %
-44.44%
% of All Funds
0.07%
New
26
Increased
44
Reduced
50
Closed
23
Calls
$142K
Puts
$193K
Net Calls
-$51K
Net Calls Change
+$844K

Top Buyers

1
LCM
Lynx1 Capital Management
Puerto Rico
+$14.8M
2
KCM
Kynam Capital Management
New Jersey
+$8.22M
3
DM
Deerfield Management
New York
+$3.64M
4
Bank of America
Bank of America
North Carolina
+$2.79M
5
TCM
Tang Capital Management
California
+$1.51M

Top Sellers

1
Adage Capital Partners
Adage Capital Partners
Massachusetts
-$12.6M
2
BCM
Boxer Capital Management
California
-$11.1M
3
FCMV
Foresite Capital Management V
California
-$8.01M
4
Ameriprise
Ameriprise
Minnesota
-$6.14M
5
SFAM
Springhill Fund Asset Management
Hong Kong
-$3.37M
Name Holding Trade Value Shares
Change 		Shares
Change %
GI
126
GAMMA Investing
California
$7K +$2.97K +392 +74%
LFG
127
Larson Financial Group
Missouri
$4.36K +$4.36K +576 New
CIAM
128
Caitong International Asset Management
Hong Kong
$3.04K +$3.04K +401 New
ACM
129
Aquatic Capital Management
Illinois
$2.99K -$45.1K -5,962 -94%
Group One Trading
130
Group One Trading
Illinois
$2.95K +$2.82K +373 +2,331%
Daiwa Securities Group
131
Daiwa Securities Group
Japan
$2K – – –
AF
132
Allworth Financial
California
$1.96K +$1.96K +241 New
RIL
133
Rothschild Investment LLC
Illinois
$1.86K +$1.86K +245 New
S
134
SignatureFD
Georgia
$1.76K -$1.66K -219 -49%
CCM
135
Coldstream Capital Management
Washington
$1.57K +$1.57K +207 New
LC
136
Lindbrook Capital
California
$1.2K -$1.01K -133 -46%
SCM
137
Sterling Capital Management
North Carolina
$1.11K -$727 -96 -40%
Royal Bank of Canada
138
Royal Bank of Canada
Ontario, Canada
$1K -$32.6K -2,250 -97%
Carson Wealth (CWM LLC)
139
Carson Wealth (CWM LLC)
Nebraska
$1K +$356 +26 +55%
WTA
140
Washington Trust Advisors
Massachusetts
$961 – – –
Nisa Investment Advisors
141
Nisa Investment Advisors
Missouri
$757 -$341 -45 -31%
Amundi
142
Amundi
France
$300 – – –
MPWT
143
MassMutual Private Wealth & Trust
Connecticut
$273 – – –
CA
144
CoreCap Advisors
Michigan
$220 +$220 +29 New
Comerica Bank
145
Comerica Bank
Texas
$159 -$878 -116 -85%
PNC Financial Services Group
146
PNC Financial Services Group
Pennsylvania
$98 – – –
IA
147
IFP Advisors
Florida
$68 -$110 – –
SS
148
SBI Securities
Japan
$8 – – –
Adage Capital Partners
149
Adage Capital Partners
Massachusetts
– -$12.6M -1,030,438 Closed
BCM
150
Boxer Capital Management
California
– -$11.1M -907,895 Closed
3 4 5
6
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