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Day One Biopharmaceuticals
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Overview Fund Activity

174 hedge funds and large institutions have $560M invested in Day One Biopharmaceuticals in 2025 Q2 according to their latest regulatory filings, with 26 funds opening new positions, 71 increasing their positions, 56 reducing their positions, and 34 closing their positions.

Holders
174
Holders Change
-10
Holders Change %
-5.43%
% of All Funds
2.34%
Holding in Top 10
1
Holding in Top 10 Change
-1
Holding in Top 10 Change %
-50%
% of All Funds
0.01%
New
26
Increased
71
Reduced
56
Closed
34
Calls
$902K
Puts
$581K
Net Calls
+$321K
Net Calls Change
+$855K

Top Buyers

1
BlackRock
1
BlackRock
New York
$63.9M
2
DM
2
Deerfield Management
New York
$24.2M
3
Qube Research & Technologies (QRT)
3
Qube Research & Technologies (QRT)
United Kingdom
$6.14M
4
Renaissance Technologies
4
Renaissance Technologies
New York
$6.5M
5
Morgan Stanley
5
Morgan Stanley
New York
$8.8M

Top Sellers

1
RCM
1
RA Capital Management
Massachusetts
$0
2
ECM
2
Estuary Capital Management
Minnesota
$0
3
Fidelity Investments
3
Fidelity Investments
Massachusetts
$73.7M
4
BCM
4
Boxer Capital Management
California
$0
5
B
5
Braidwell
Connecticut
$14.2M
Name Market Value Shares Shares
Change 		Shares
Change %
SPA
101
Sherbrooke Park Advisers
New York
$162K 24,998 +24,998 New
CC
102
Corton Capital
Ontario, Canada
$159K 24,411 +7,964 +48%
XT
103
XTX Topco
Cayman Islands
$158K 24,268 +24,268 New
Cetera Investment Advisers
104
Cetera Investment Advisers
Illinois
$154K 23,700 -3,300 -12%
Janus Henderson Group
105
Janus Henderson Group
United Kingdom
$139K 21,300 – –
PA
106
Profund Advisors
Maryland
$136K 20,950 -3,653 -15%
CUAMC
107
China Universal Asset Management Company
China
$132K 20,358 +28 +0.1%
IWC
108
Integrated Wealth Concepts
Massachusetts
$131K 20,170 +3,032 +18%
VOYA Investment Management
109
VOYA Investment Management
Georgia
$127K 19,615 +5,140 +36%
PCM
110
Prelude Capital Management
New York
$127K 19,539 +19,539 New
ASRS
111
Arizona State Retirement System
Arizona
$125K 19,211 +3,309 +21%
ProShare Advisors
112
ProShare Advisors
Maryland
$121K 18,545 +2,121 +13%
Creative Planning
113
Creative Planning
Kansas
$120K 18,507 +18,507 New
Carson Wealth (CWM LLC)
114
Carson Wealth (CWM LLC)
Nebraska
$118K 18,168 -3,600 -17%
State Board of Administration of Florida Retirement System
115
State Board of Administration of Florida Retirement System
Florida
$116K 17,880 – –
OF
116
Optimize Financial
California
$116K 17,832 -128 -0.7%
Teacher Retirement System of Texas
117
Teacher Retirement System of Texas
Texas
$115K 17,721 +2,750 +18%
PFSRSONJ
118
Police & Firemen's Retirement System of New Jersey
New Jersey
$115K 17,701 +5,152 +41%
A
119
AlphaQuest
New York
$103K 15,872 -46,080 -74%
Cerity Partners
120
Cerity Partners
New York
$93.7K 14,417 -582 -4%
Lazard Asset Management
121
Lazard Asset Management
New York
$89K 13,765 +13,765 New
New York State Common Retirement Fund
122
New York State Common Retirement Fund
New York
$79K 12,132 – –
KK
123
KLP Kapitalforvaltning
Norway
$76.7K 11,800 – –
VRS
124
Virginia Retirement Systems
Virginia
$76.1K 11,700 -400 -3%
QCM
125
Quantinno Capital Management
New York
$73.3K 11,281 +11,281 New
3 4
5
6 7