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Day One Biopharmaceuticals
DAWN

Overview Fund Activity

184 hedge funds and large institutions have $746M invested in Day One Biopharmaceuticals in 2025 Q1 according to their latest regulatory filings, with 43 funds opening new positions, 69 increasing their positions, 45 reducing their positions, and 22 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
184
Holders Change
+20
Holders Change %
+12.2%
% of All Funds
2.5%
Holding in Top 10
2
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
0.03%
New
43
Increased
69
Reduced
45
Closed
22
Calls
$1.23M
Puts
$1.76M
Net Calls
-$534K
Net Calls Change
+$741K

Top Buyers

1
PCH
Polar Capital Holdings
United Kingdom
$18.6M
2
Alyeska Investment Group
Alyeska Investment Group
Illinois
$32.2M
3
VPC
Vestal Point Capital
New York
$20.6M
4
Millennium Management
Millennium Management
New York
$10.5M
5
Goldman Sachs
Goldman Sachs
New York
$12.4M

Top Sellers

1
FFM
Fairmount Funds Management
Pennsylvania
$0
2
TCM
TimesSquare Capital Management
New York
$0
3
FTM
First Turn Management
California
$0
4
B
Braidwell
Connecticut
$28M
5
Janus Henderson Group
Janus Henderson Group
United Kingdom
$172K
Name Holding Trade Value Shares
Change 		Shares
Change %
CIAM
176
Caitong International Asset Management
Hong Kong
$341 +$341 +43 New
PFBT
177
Parkside Financial Bank & Trust
Missouri
$318 +$318 +40 New
SAM
178
Smartleaf Asset Management
Massachusetts
$193 +$193 +24 New
IA
179
IFP Advisors
Florida
$190 -$24 -3 -11%
AF
180
Allworth Financial
California
$182 +$135 +17 +283%
US Bancorp
181
US Bancorp
Minnesota
$159 -$4.37K -550 -96%
PA
182
Parallel Advisors
California
$32 – – –
FFA
183
Farther Finance Advisors
California
$8 -$48 -6 -86%
FFM
184
Fairmount Funds Management
Pennsylvania
– -$39.3M -3,103,448 Closed
TCM
185
TimesSquare Capital Management
New York
– -$21.7M -1,710,926 Closed
FTM
186
First Turn Management
California
– -$12M -947,878 Closed
Adage Capital Partners
187
Adage Capital Partners
Massachusetts
– -$10.1M -800,000 Closed
Wellington Management Group
188
Wellington Management Group
Massachusetts
– -$9.27M -731,303 Closed
FLSM
189
Frazier Life Sciences Management
California
– -$8.74M -689,655 Closed
EIM
190
Essex Investment Management
Massachusetts
– -$2.63M -207,574 Closed
Norges Bank
191
Norges Bank
Norway
– -$2.14M -169,000 Closed
SB
192
Samsara BioCapital
California
– -$1.87M -147,319 Closed
JCIA
193
Jackson Creek Investment Advisors
Colorado
– -$1.31M -103,592 Closed
LCM
194
Legato Capital Management
California
– -$786K -62,027 Closed
Skandinaviska Enskilda Banken (SEB)
195
Skandinaviska Enskilda Banken (SEB)
Sweden
– -$525K -41,771 Closed
GCM
196
Graham Capital Management
Connecticut
– -$354K -27,950 Closed
VEA
197
Virtus ETF Advisers
New York
– -$346K -27,296 Closed
SPA
198
Sherbrooke Park Advisers
New York
– -$188K -14,865 Closed
Vontobel Holding
199
Vontobel Holding
Switzerland
– -$139K -10,944 Closed
TD Asset Management
200
TD Asset Management
Ontario, Canada
– -$137K -10,796 Closed
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