Day One Biopharmaceuticals Inc
- Stock Issuer and Owners
| Message |
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Happy Holidays!! thanks for using AUM13F!!
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| Day One Biopharmaceuticals Inc |
| Ticker | DAWN |
| CIK # | 0001845337 |
| CUSIP | 23954D109 |
| Sector | Life Sciences - Pharmaceutical Preparations |
| Address | 395 Oyster Point Blvd Ste 217, South San Francisco, CA 94080-1930 |
| Source |
[EDGAR]
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| Form 3/4/5 Filer |
2011 - 2025 |
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York Charles N II
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Day One Biopharmaceuticals, Inc.
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Dubow Adam
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Bender Jeremy
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Merendino Lauren
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Vasconcelles Michael
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Nicholson Garry A
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Josey John A.
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Grossman William
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Dable Habib J
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Ramasastry Saira
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Garland J. Scott
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Holles Natalie C.
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Blackman Samuel C.
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AI Day1 LLC
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Access Industries Management LLC
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Blavatnik Len
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Access Industries Holdings LLC
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Gladstone Michael
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Becker Daniel J.
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Grant Julie Papanek
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Atlas Venture Fund XI, L.P.
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Canaan XI L.P.
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Canaan Partners XI LLC
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Atlas Venture Opportunity Fund I, L.P.
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Atlas Venture Associates XI, L.P.
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Atlas Venture Associates Opportunity I, LLC
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Atlas Venture Opportunity Fund II, L.P.
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Atlas Venture Associates XI, LLC
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Atlas Venture Associates Opportunity I, L.P.
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Millennium Pharmaceuticals Inc
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Takeda Ventures, Inc.
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Takeda Pharmaceutical Co Ltd
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Takeda Pharmaceuticals U.S.A., Inc.
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Atlas Venture Associates X, LLC
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Atlas Venture Associates X LP
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| Form 13F Holdings |
| Firm |
Period |
DFND |
Voting |
Shares |
| FMR LLC |
[2025-06-30]
|
DFND |
11,339,833 |
11,342,699 |
| BlackRock, Inc. |
[2025-06-30]
|
SOLE |
9,208,022 |
9,830,431 |
| Atlas Venture Life Science Advisors LLC |
[2025-06-30]
|
SOLE |
6,430,257 |
6,430,257 |
| Vanguard Group Inc |
[2025-06-30]
|
SOLE |
0 |
6,069,588 |
| Franklin Resources Inc |
[2025-06-30]
|
DFND |
4,097,625 |
4,097,625 |
| Deerfield Management Company LP |
[2025-06-30]
|
DFND |
3,723,131 |
3,723,131 |
| Pictet Asset Management Holding SA |
[2025-06-30]
|
SOLE |
3,465,381 |
3,722,732 |
| Alyeska Investment Group LP |
[2025-06-30]
|
SOLE |
3,012,187 |
3,012,187 |
| Vestal Point Capital LP |
[2025-06-30]
|
SOLE |
3,000,000 |
3,000,000 |
| State Street Corp |
[2025-06-30]
|
DFND |
2,571,188 |
2,689,686 |
| Braidwell LP |
[2025-06-30]
|
SOLE |
2,181,598 |
2,181,598 |
| Polar Capital Holdings Plc |
[2025-06-30]
|
DFND |
2,109,177 |
2,109,177 |
| Geode Capital Management LLC |
[2025-06-30]
|
DFND |
1,712,429 |
1,712,429 |
| Goldman Sachs Group Inc |
[2025-06-30]
|
DFND |
1,691,126 |
1,691,286 |
| Morgan Stanley |
[2025-06-30]
|
DFND |
1,344,959 |
1,353,148 |
| Hudson Bay Capital Management LP |
[2025-06-30]
|
SOLE |
1,296,700 |
1,296,700 |
| Dimensional Fund Advisors LP |
[2025-06-30]
|
SOLE |
1,192,804 |
1,266,561 |
| Millennium Management LLC |
[2025-06-30]
|
SOLE |
1,207,802 |
1,207,802 |
| Price T Rowe Associates Inc /MD/ |
[2025-06-30]
|
SOLE |
1,003,279 |
1,043,030 |
| Renaissance Technologies LLC |
[2025-06-30]
|
SOLE |
1,000,540 |
1,000,540 |
| Bank of America Corp /DE/ |
[2025-06-30]
|
DFND |
9,190 |
965,423 |
| Qube Research & Technologies Ltd |
[2025-06-30]
|
SOLE |
944,202 |
944,202 |
| DAFNA Capital Management LLC |
[2025-06-30]
|
SOLE |
879,163 |
879,163 |
| EcoR1 Capital LLC |
[2025-06-30]
|
SOLE |
862,068 |
862,068 |
| Citadel Advisors LLC |
[2025-06-30]
|
DFND |
746,744 |
746,744 |
| Northern Trust Corp |
[2025-06-30]
|
DFND |
600,081 |
600,081 |
| Charles Schwab Investment Management Inc |
[2025-06-30]
|
SOLE |
578,763 |
578,763 |
| J Goldman & Co LP |
[2025-06-30]
|
SOLE |
557,480 |
557,480 |
| Parkman Healthcare Partners LLC |
[2025-06-30]
|
SOLE |
500,000 |
500,000 |
| Kennedy Capital Management LLC |
[2025-06-30]
|
SOLE |
453,520 |
453,520 |
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