Day One Biopharmaceuticals, Inc.
DAWNDelisted Apr 23, 2026- Industry
- Pharmaceutical Preparations
- SEC CIK
- 0001845337
Day One Biopharmaceuticals, Inc. was delisted on Apr 23, 2026; its insiders filed their last Form 4 on Apr 27, 2026; 208 institutions reported holding it in 13F filings for Q1 2026, worth $1.85B in total; Soros Fund Management was the only superinvestor holding it.
13F holders, Q3 2023
Institutional positions in Day One Biopharmaceuticals, Inc. as of Sep 30, 2023. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 130
- −9 vs. Q2 2023
- Shares held
- 77.5M
- −1.25M (−1.6%) vs. Q2 2023
- Total value
- $951.5M
- +$10.6M (+1.1%) vs. Q2 2023
- New holders
- 13
- 56 more added
- Sold out
- 22
- 35 more reduced
1 institution that held it in Q2 2023 haven't filed for Q3 2023 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q2 2023: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting DAWN on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 1 | $3.55K |
| Q1 2026 | 208 | $1.85B |
| Q4 2025 | 184 | $758.4M |
| Q3 2025 | 173 | $603.5M |
| Q2 2025 | 174 | $561.1M |
| Q1 2025 | 184 | $747.1M |
| Q4 2024 | 164 | $1.19B |
| Q3 2024 | 166 | $1.28B |
| Q2 2024 | 157 | $1.03B |
| Q1 2024 | 148 | $1.20B |
| Q4 2023 | 139 | $1.12B |
| Q3 2023 | 130 | $951.5M |
| Q2 2023 | 140 | $941.0M |
| Q1 2023 | 126 | $818.1M |
| Q4 2022 | 109 | $1.29B |
| Q3 2022 | 93 | $1.21B |
| Q2 2022 | 87 | $1.06B |
| Q1 2022 | 66 | $429.6M |
| Q4 2021 | 58 | $698.3M |
| Q3 2021 | 45 | $452.9M |
| Q2 2021 | 33 | $401.1M |
| Q1 2021 | 0 | $0 |
Institutions, Q3 2023
Shares, value and share of portfolio for each institution holding Day One Biopharmaceuticals, Inc.; share changes are against Q2 2023.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Ra Capital Management, L.P. | 7,809,852 | $95.8M | 1.89% | 00.0% | Unchanged |
| Atlas Venture Life Science Advisors, LLC | 7,608,394 | $93.4M | 14.46% | 00.0% | Unchanged |
| FMR LLC | 6,026,128 | $73.9M | 0.01% | −1,533,775−20.3% | Reduced |
| BlackRock Inc. | 4,688,434 | $57.5M | 0.00% | +1,123,701+31.5% | Added |
| Vanguard Group Inc | 4,629,754 | $56.8M | 0.00% | +346,090+8.1% | Added |
| Franklin Resources Inc | 4,067,332 | $49.9M | 0.03% | +1,6640.0% | Added |
| Braidwell LP | 3,715,573 | $45.6M | 1.44% | +353,760+10.5% | Added |
| State Street Corp | 2,935,919 | $36.0M | 0.00% | −418,407−12.5% | Reduced |
| Viking Global Investors LPSuperinvestorViking Global Investors | 2,558,563 | $31.4M | 0.13% | 00.0% | Unchanged |
| Canaan Partners XI LLC | 2,491,561 | $30.6M | 26.81% | −56,842−2.2% | Reduced |
| Price T Rowe Associates Inc | 2,308,028 | $28.3M | 0.00% | −1,703−0.1% | Reduced |
| PFM Health Sciences, LP | 2,224,598 | $27.3M | 1.31% | +1,077,458+93.9% | Added |
| Nicholas Investment Partners, LP | 2,188,654 | $26.9M | 2.01% | −48,457−2.2% | Reduced |
| Polar Capital Holdings Plc | 1,935,000 | $23.7M | 0.18% | +160,385+9.0% | Added |
| Goldman Sachs Group Inc | 1,646,195 | $20.2M | 0.01% | −746,328−31.2% | Reduced |
| Geode Capital Management, LLC | 1,293,114 | $15.9M | 0.00% | +367,898+39.8% | Added |
| Deerfield Management Company, L.P. (Series C) | 1,269,992 | $15.6M | 0.34% | 00.0% | Unchanged |
| Boxer Capital, LLC | 1,189,943 | $14.6M | 0.78% | 00.0% | Unchanged |
| TimesSquare Capital Management, LLC | 1,142,610 | $14.0M | 0.22% | +336,910+41.8% | Added |
| Adage Capital Partners GP, L.L.C. | 1,036,599 | $12.7M | 0.03% | −1,405,901−57.6% | Reduced |
| Baker Bros. Advisors LP | 1,000,000 | $12.3M | 0.07% | 00.0% | Unchanged |
| Janus Henderson Group PLC | 821,453 | $10.1M | 0.01% | +133,943+19.5% | Added |
| Commodore Capital LP | 739,661 | $9.08M | 1.06% | 00.0% | Unchanged |
| Pictet Asset Management Holding SA | 600,039 | $7.36M | 0.01% | +600,039 | New |
| DAFNA Capital Management LLC | 586,463 | $7.20M | 2.24% | +79,363+15.7% | Added |
| Northern Trust Corp | 551,854 | $6.77M | 0.00% | +119,262+27.6% | Added |
| Verition Fund Management LLC | 548,757 | $6.73M | 0.09% | +37,491+7.3% | Added |
| Point72 Asset Management, L.P. | 544,560 | $6.68M | 0.02% | +413,560+315.7% | Added |
| Sphera Funds Management Ltd. | 530,000 | $6.50M | 1.56% | 00.0% | Unchanged |
| Artal Group S.A. | 500,000 | $6.13M | 0.27% | 00.0% | Unchanged |
| Driehaus Capital Management LLC | 488,318 | $5.99M | 0.08% | +10,212+2.1% | Added |
| Parkman Healthcare Partners LLC | 466,408 | $5.72M | 1.05% | +38,129+8.9% | Added |
| Marshall Wace, LLP | 461,835 | $5.67M | 0.01% | −327,797−41.5% | Reduced |
| Charles Schwab Investment Management Inc | 447,138 | $5.49M | 0.00% | +125,050+38.8% | Added |
| Nuveen Asset Management, LLC | 425,209 | $5.22M | 0.00% | +72,443+20.5% | Added |
| Alyeska Investment Group, L.P. | 390,167 | $4.79M | 0.03% | 00.0% | Unchanged |
| Dimensional Fund Advisors LP | 306,185 | $3.76M | 0.00% | +123,007+67.2% | Added |
| Candriam Luxembourg S.C.A. | 290,014 | $3.56M | 0.03% | 00.0% | Unchanged |
| Walleye Capital LLC | 277,206 | $3.40M | 0.05% | +277,206 | New |
| Woodline Partners LP | 272,538 | $3.34M | 0.04% | +61,538+29.2% | Added |
| Rafferty Asset Management, LLC | 237,084 | $2.91M | 0.02% | −53,924−18.5% | Reduced |
| ExodusPoint Capital Management, LP | 224,609 | $2.76M | 0.04% | +37,424+20.0% | Added |
| Bank of New York Mellon Corp | 220,296 | $2.70M | 0.00% | +40,387+22.4% | Added |
| Bank of America Corp | 218,601 | $2.68M | 0.00% | +5,129+2.4% | Added |
| Samsara BioCapital, LLC | 196,425 | $2.41M | 0.74% | 00.0% | Unchanged |
| D. E. Shaw & Co., Inc. | 196,228 | $2.41M | 0.00% | −17,188−8.1% | Reduced |
| Deutsche Bank AG | 177,137 | $2.17M | 0.00% | +9,219+5.5% | Added |
| Simplify Asset Management Inc. | 175,018 | $2.15M | 0.35% | +175,018 | New |
| Norges Bank | 169,000 | $2.07M | 0.00% | 00.0% | Unchanged |
| Morgan Stanley | 158,446 | $1.94M | 0.00% | −79,258−33.3% | Reduced |
| Schonfeld Strategic Advisors LLC | 136,700 | $1.68M | 0.02% | +21,182+18.3% | Added |
| Barclays PLC | 131,882 | $1.62M | 0.00% | −12,521−8.7% | Reduced |
| Wellington Management Group LLP | 117,576 | $1.44M | 0.00% | +5,566+5.0% | Added |
| Macquarie Group Ltd | 110,000 | $1.35M | 0.00% | 00.0% | Unchanged |
| Citigroup Inc | 100,665 | $1.24M | 0.00% | +4,234+4.4% | Added |
| Trexquant Investment LP | 97,868 | $1.20M | 0.03% | +97,868 | New |
| Swiss National Bank | 95,400 | $1.17M | 0.00% | −15,900−14.3% | Reduced |
| AlphaCentric Advisors LLC | 95,000 | $1.17M | 0.66% | −15,000−13.6% | Reduced |
| JPMorgan Chase & Co | 91,526 | $1.12M | 0.00% | +23,942+35.4% | Added |
| Rhumbline Advisers | 89,203 | $1.09M | 0.00% | +22,942+34.6% | Added |
| Wells Fargo & Company | 77,611 | $952.3K | 0.00% | −13,350−14.7% | Reduced |
| New York State Common Retirement Fund | 65,005 | $797.6K | 0.00% | −8,061−11.0% | Reduced |
| Alps Advisors Inc | 64,153 | $787.2K | 0.01% | +1,592+2.5% | Added |
| TD Asset Management Inc | 55,196 | $677.3K | 0.00% | +27,598+100.0% | Added |
| Susquehanna International Group, LLP | 54,736 | $671.6K | 0.00% | −25,334−31.6% | Reduced |
| Hennion & Walsh Asset Management, Inc. | 53,803 | $660.2K | 0.04% | +25,414+89.5% | Added |
| Legal & General Group Plc | 53,730 | $659.3K | 0.00% | +4,630+9.4% | Added |
| California State Teachers Retirement System | 52,192 | $640.4K | 0.00% | −9,119−14.9% | Reduced |
| Erste Asset Management GmbH | 51,200 | $634.9K | 0.01% | 00.0% | Unchanged |
| Squarepoint Ops LLC | 46,844 | $574.8K | 0.00% | −114,942−71.0% | Reduced |
| Mirae Asset Global Investments Co., Ltd. | 43,567 | $534.6K | 0.00% | +8,522+24.3% | Added |
| State of Wisconsin Investment Board | 42,810 | $525.3K | 0.00% | −3,386−7.3% | Reduced |
| Voya Investment Management LLC | 42,573 | $522.4K | 0.00% | +5,786+15.7% | Added |
| Credit Suisse AG | 41,949 | $514.7K | 0.00% | −15,453−26.9% | Reduced |
| Manufacturers Life Insurance Company, The | 41,416 | $508.2K | 0.00% | −22,297−35.0% | Reduced |
| Profund Advisors LLC | 40,245 | $493.8K | 0.03% | −12,387−23.5% | Reduced |
| SG Americas Securities, LLC | 36,980 | $454.0K | 0.01% | +13,683+58.7% | Added |
| Legato Capital Management LLC | 36,676 | $450.0K | 0.07% | −7,012−16.1% | Reduced |
| Fisher Asset Management, LLC | 36,208 | $444.3K | 0.00% | 00.0% | Unchanged |
| Millennium Management LLC | 35,786 | $439.1K | 0.00% | −452,338−92.7% | Reduced |
| Alliancebernstein L.P. | 35,070 | $430.3K | 0.00% | −8,240−19.0% | Reduced |
| MetLife Investment Management | 33,443 | $410.3K | 0.00% | +7,037+26.6% | Added |
| Algert Global LLC | 33,062 | $405.7K | 0.02% | −15,940−32.5% | Reduced |
| American International Group, Inc. | 31,268 | $383.7K | 0.00% | +7,571+31.9% | Added |
| Martingale Asset Management L P | 30,144 | $369.9K | 0.01% | +102+0.3% | Added |
| Apis Capital Advisors, LLC | 29,000 | $355.8K | 0.46% | −61,000−67.8% | Reduced |
| Cetera Advisor Networks LLC | 27,639 | $339.1K | 0.00% | +16,139+140.3% | Added |
| UBS Group AG | 23,881 | $293.0K | 0.00% | +11,338+90.4% | Added |
| Vontobel Holding Ltd. | 23,800 | $292.0K | 0.00% | 00.0% | Unchanged |
| Prelude Capital Management, LLC | 21,900 | $268.7K | 0.02% | +10,000+84.0% | Added |
| Invesco Ltd. | 19,162 | $235.1K | 0.00% | +3,068+19.1% | Added |
| State Board of Administration of Florida Retirement System | 17,880 | $219.4K | 0.00% | +3,900+27.9% | Added |
| Principal Financial Group Inc | 17,781 | $218.2K | 0.00% | +1,569+9.7% | Added |
| Walleye Trading LLC | 14,966 | $183.6K | 0.00% | +14,966 | New |
| ProShare Advisors LLC | 13,824 | $169.6K | 0.00% | +2,660+23.8% | Added |
| Teacher Retirement System of Texas | 12,883 | $158.0K | 0.00% | −942−6.8% | Reduced |
| Arizona State Retirement System | 12,363 | $151.7K | 0.00% | +995+8.8% | Added |
| E Fund Management Co., Ltd. | 12,176 | $149.0K | 0.01% | −3,465−22.2% | Reduced |
| Regency Capital Management Inc. | 12,000 | $147.2K | 0.13% | 00.0% | Unchanged |
| Capstone Investment Advisors, LLC | 11,088 | $136.1K | 0.00% | +11,088 | New |