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Cullinan Oncology
CGEM

Overview Fund Activity

142 hedge funds and large institutions have $471M invested in Cullinan Oncology in 2025 Q2 according to their latest regulatory filings, with 19 funds opening new positions, 52 increasing their positions, 44 reducing their positions, and 24 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
142
Holders Change
-6
Holders Change %
-4.05%
% of All Funds
1.9%
Holding in Top 10
4
Holding in Top 10 Change
-1
Holding in Top 10 Change %
-20%
% of All Funds
0.05%
New
19
Increased
52
Reduced
44
Closed
24
Calls
$101K
Puts
$7.55M
Net Calls
-$7.45M
Net Calls Change
-$7.4M

Top Buyers

1
LCM
Lynx1 Capital Management
Puerto Rico
+$8.92M
2
CM
Caption Management
Oklahoma
+$1.32M
3
Bank of America
Bank of America
North Carolina
+$1.03M
4
Verition Fund Management
Verition Fund Management
Connecticut
+$832K
5
VC
Voss Capital
Texas
+$578K

Top Sellers

1
AllianceBernstein
AllianceBernstein
Tennessee
-$12.6M
2
B
Braidwell
Connecticut
-$7.42M
3
Millennium Management
Millennium Management
New York
-$2.05M
4
KCM
Kynam Capital Management
New Jersey
-$1.82M
5
Morgan Stanley
Morgan Stanley
New York
-$1.81M
Name Holding Trade Value Shares
Change 		Shares
Change %
CC
76
Corton Capital
Ontario, Canada
$163K +$36.7K +4,870 +29%
MAM
77
Martingale Asset Management
Massachusetts
$158K -$9.04K -1,200 -5%
AQR Capital Management
78
AQR Capital Management
Connecticut
$158K +$158K +20,920 New
BC
79
Birchview Capital
Vermont
$151K – – –
Simplex Trading
80
Simplex Trading
Illinois
$147K +$120K +15,959 +444%
GCM
81
Graham Capital Management
Connecticut
$145K -$77K -10,228 -35%
BHCM
82
Brevan Howard Capital Management
Jersey
$145K -$161K -21,372 -53%
Manulife (Manufacturers Life Insurance)
83
Manulife (Manufacturers Life Insurance)
Ontario, Canada
$143K +$226 +30 +0.2%
Legal & General Group
84
Legal & General Group
United Kingdom
$142K -$180K -23,950 -56%
WC
85
Wexford Capital
Florida
$141K +$141K +18,726 New
Janus Henderson Group
86
Janus Henderson Group
United Kingdom
$139K – – –
EGM
87
Engineers Gate Manager
New York
$136K +$136K +18,124 New
PWM
88
Palumbo Wealth Management
New York
$128K +$5.57K +740 +5%
Mariner
89
Mariner
Kansas
$124K +$32.6K +4,323 +36%
PCM
90
Prelude Capital Management
New York
$122K +$45.2K +6,000 +59%
Squarepoint
91
Squarepoint
New York
$113K +$113K +15,008 New
Commonwealth Equity Services
92
Commonwealth Equity Services
Massachusetts
$111K -$3.48K -461 -3%
VOYA Investment Management
93
VOYA Investment Management
Georgia
$110K +$1.99K +264 +2%
ECM
94
ExodusPoint Capital Management
New York
$105K -$159K -21,212 -60%
MCM
95
Massar Capital Management
Connecticut
$101K +$101K +13,418 New
New York State Common Retirement Fund
96
New York State Common Retirement Fund
New York
$97K – – –
ProShare Advisors
97
ProShare Advisors
Maryland
$95.4K -$9.7K -1,288 -9%
KCM
98
Kennedy Capital Management
Missouri
$91.7K +$4K +531 +5%
CUAMC
99
China Universal Asset Management Company
China
$89.3K +$873 +116 +1%
State of Wisconsin Investment Board
100
State of Wisconsin Investment Board
Wisconsin
$84.1K +$84.1K +11,173 New
2 3
4
5 6