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, Q2 2025
Institutional positions in Day One Biopharmaceuticals, Inc. as of Jun 30, 2025. 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
- 174
- −8 vs. Q1 2025
- Shares held
- 86.3M
- −7.85M (−8.3%) vs. Q1 2025
- Total value
- $561.1M
- −$185.7M (−24.9%) vs. Q1 2025
- New holders
- 26
- 71 more added
- Sold out
- 34
- 55 more reduced
2 institutions that held it in Q1 2025 haven't filed for Q2 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q1 2025: 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, Q2 2025
Shares, value and share of portfolio for each institution holding Day One Biopharmaceuticals, Inc.; share changes are against Q1 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Covestor Ltd | 12 | $0 | 0.00% | −17−58.6% | Reduced |
| Jones Financial Companies LLLP | 2 | $13 | 0.00% | −361−99.4% | Reduced |
| Clearstead Advisors, LLC | 3 | $20 | 0.00% | +3 | New |
| Smartleaf Asset Management LLC | 5 | $32 | 0.00% | −19−79.2% | Reduced |
| GeoWealth Management, LLC | 23 | $150 | 0.00% | +23 | New |
| US Bancorp | 24 | $156 | 0.00% | +4+20.0% | Added |
| GAMMA Investing LLC | 47 | $306 | 0.00% | −236−83.4% | Reduced |
| Farther Finance Advisors, LLC | 47 | $306 | 0.00% | +46+4,600.0% | Added |
| Global Trust Asset Management, LLC | 50 | $325 | 0.00% | 00.0% | Unchanged |
| Massmutual Trust Co FSB | 51 | $332 | 0.00% | +51 | New |
| True Wealth Design, LLC | 54 | $351 | 0.00% | −26−32.5% | Reduced |
| IFP Advisors, Inc | 58 | $377 | 0.00% | +34+141.7% | Added |
| SBI Securities Co., Ltd. | 79 | $514 | 0.00% | 00.0% | Unchanged |
| Private Wealth Management Group, LLC | 88 | $572 | 0.00% | +88 | New |
| Rothschild Investment LLC | 120 | $780 | 0.00% | +25+26.3% | Added |
| Allworth Financial LP | 130 | $845 | 0.00% | +107+465.2% | Added |
| Parallel Advisors, LLC | 142 | $923 | 0.00% | +138+3,450.0% | Added |
| Signaturefd, LLC | 175 | $1.14K | 0.00% | −71−28.9% | Reduced |
| EverSource Wealth Advisors, LLC | 296 | $1.92K | 0.00% | −49−14.2% | Reduced |
| Steward Partners Investment Advisory, LLC | 300 | $1.95K | 0.00% | 00.0% | Unchanged |
| Daiwa Securities Group Inc. | 296 | $2.00K | 0.00% | 00.0% | Unchanged |
| Washington Trust Advisors, Inc. | 342 | $2.22K | 0.00% | 00.0% | Unchanged |
| The PNC Financial Services Group, Inc. | 420 | $2.73K | 0.00% | +420 | New |
| Versant Capital Management, Inc | 604 | $3.93K | 0.00% | +604 | New |
| BNP PARIBAS ASSET MANAGEMENT Holding S.A. | 750 | $5.00K | 0.00% | +750 | New |
| Comerica Bank | 784 | $5.10K | 0.00% | −166−17.5% | Reduced |
| Caitong International Asset Management Co., Ltd | 918 | $5.97K | 0.00% | +875+2,034.9% | Added |
| Nisa Investment Advisors, LLC | 1,046 | $6.80K | 0.00% | +46+4.6% | Added |
| Raymond James Financial Inc | 1,231 | $8.00K | 0.00% | +1,231 | New |
| Group One Trading, L.P. | 1,346 | $8.75K | 0.00% | −3,098−69.7% | Reduced |
| Amalgamated Bank | 1,782 | $12.0K | 0.00% | 00.0% | Unchanged |
| Sterling Capital Management LLC | 1,855 | $12.1K | 0.00% | +1,708+1,161.9% | Added |
| Federation des caisses Desjardins du Quebec | 2,024 | $13.2K | 0.00% | 00.0% | Unchanged |
| GF Fund Management Co. Ltd. | 2,582 | $16.8K | 0.00% | 00.0% | Unchanged |
| Antipodes Partners Ltd | 3,006 | $19.5K | 0.00% | +963+47.1% | Added |
| Quintet Private Bank (Europe) S.A. | 3,313 | $21.5K | 0.00% | 00.0% | Unchanged |
| TSFG, LLC | 3,400 | $22.0K | 0.00% | 00.0% | Unchanged |
| Mirae Asset Global Investments Co., Ltd. | 3,916 | $25.5K | 0.00% | +525+15.5% | Added |
| Tower Research Capital LLC (TRC) | 5,244 | $34.1K | 0.00% | +3,326+173.4% | Added |
| Ameritas Investment Partners, Inc. | 7,349 | $47.8K | 0.00% | +2,264+44.5% | Added |
| Quantbot Technologies LP | 7,542 | $49.0K | 0.00% | −2,753−26.7% | Reduced |
| BIT Capital GmbH | 8,413 | $54.7K | 0.00% | −108,152−92.8% | Reduced |
| Steel Peak Wealth Management LLC | 10,000 | $65.0K | 0.00% | −5,750−36.5% | Reduced |
| Entropy Technologies, LP | 10,330 | $67.1K | 0.01% | +10,330 | New |
| Prudential Financial Inc | 10,682 | $69.4K | 0.00% | +10,682 | New |
| Wealth Enhancement Advisory Services, LLC | 10,262 | $69.8K | 0.00% | −892−8.0% | Reduced |
| E Fund Management Co., Ltd. | 10,988 | $71.4K | 0.00% | −148−1.3% | Reduced |
| Quantinno Capital Management LP | 11,281 | $73.3K | 0.00% | +11,281 | New |
| Virginia Retirement Systems Et Al | 11,700 | $76.0K | 0.00% | −400−3.3% | Reduced |
| KLP Kapitalforvaltning AS | 11,800 | $76.7K | 0.00% | 00.0% | Unchanged |
| New York State Common Retirement Fund | 12,132 | $78.9K | 0.00% | 00.0% | Unchanged |
| Lazard Asset Management LLC | 13,765 | $89.0K | 0.00% | +13,765 | New |
| Cerity Partners LLC | 14,417 | $93.7K | 0.00% | −582−3.9% | Reduced |
| Quest Partners LLC | 15,872 | $103.2K | 0.01% | −46,080−74.4% | Reduced |
| Police & Firemen's Retirement System of New Jersey | 17,701 | $115.1K | 0.00% | +5,152+41.1% | Added |
| Teacher Retirement System of Texas | 17,721 | $115.2K | 0.00% | +2,750+18.4% | Added |
| Optimize Financial Inc | 17,832 | $115.9K | 0.07% | −128−0.7% | Reduced |
| State Board of Administration of Florida Retirement System | 17,880 | $116.2K | 0.00% | 00.0% | Unchanged |
| CWM, LLC | 18,168 | $118.0K | 0.00% | −3,600−16.5% | Reduced |
| Creative Planning | 18,507 | $120.3K | 0.00% | +18,507 | New |
| ProShare Advisors LLC | 18,545 | $120.5K | 0.00% | +2,121+12.9% | Added |
| Arizona State Retirement System | 19,211 | $124.9K | 0.00% | +3,309+20.8% | Added |
| Prelude Capital Management, LLC | 19,539 | $127.0K | 0.01% | +19,539 | New |
| Voya Investment Management LLC | 19,615 | $127.5K | 0.00% | +5,140+35.5% | Added |
| Integrated Wealth Concepts LLC | 20,170 | $131.1K | 0.00% | +3,032+17.7% | Added |
| China Universal Asset Management Co., Ltd. | 20,358 | $132.3K | 0.01% | +28+0.1% | Added |
| Profund Advisors LLC | 20,950 | $136.2K | 0.00% | −3,653−14.8% | Reduced |
| Janus Henderson Group PLC | 21,300 | $138.8K | 0.00% | 00.0% | Unchanged |
| Cetera Investment Advisers | 23,700 | $154.1K | 0.00% | −3,300−12.2% | Reduced |
| XTX Topco Ltd | 24,268 | $157.7K | 0.01% | +24,268 | New |
| Corton Capital Inc. | 24,411 | $158.7K | 0.18% | +7,964+48.4% | Added |
| Sherbrooke Park Advisers LLC | 24,998 | $162.5K | 0.07% | +24,998 | New |
| Verition Fund Management LLC | 26,480 | $172.1K | 0.00% | −1,066−3.9% | Reduced |
| American Century Companies Inc | 27,330 | $177.6K | 0.00% | +12,915+89.6% | Added |
| Ieq Capital, LLC | 27,948 | $181.7K | 0.00% | −9,064−24.5% | Reduced |
| ADAR1 Capital Management, LLC | 28,023 | $182.2K | 0.03% | 00.0% | Unchanged |
| Bayesian Capital Management, LP | 28,100 | $182.7K | 0.03% | +10,100+56.1% | Added |
| Advisor Group Holdings, Inc. | 32,881 | $213.7K | 0.00% | −32,430−49.7% | Reduced |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 32,939 | $214.1K | 0.00% | +18,670+130.8% | Added |
| Knott David M Jr | 33,714 | $219.1K | 0.10% | +33,714 | New |
| Pale Fire Capital SE | 34,843 | $226.5K | 0.02% | +3,150+9.9% | Added |
| Martingale Asset Management L P | 35,000 | $227.5K | 0.01% | −26,597−43.2% | Reduced |
| Tudor Investment Corp Et Al | 36,393 | $236.6K | 0.00% | −14,401−28.4% | Reduced |
| Manufacturers Life Insurance Company, The | 38,204 | $248.3K | 0.00% | +8,496+28.6% | Added |
| Mirae Asset Global ETFs Holdings Ltd. | 44,244 | $287.4K | 0.00% | +6,252+16.5% | Added |
| MetLife Investment Management | 44,442 | $288.9K | 0.00% | +10,832+32.2% | Added |
| Intech Investment Management LLC | 45,397 | $295.1K | 0.00% | −5,767−11.3% | Reduced |
| Diametric Capital, LP | 49,941 | $324.6K | 0.17% | +25,465+104.0% | Added |
| Erste Asset Management GmbH | 51,200 | $331.3K | 0.00% | 00.0% | Unchanged |
| Alps Advisors Inc | 54,708 | $355.6K | 0.00% | −18,635−25.4% | Reduced |
| California State Teachers Retirement System | 56,120 | $364.8K | 0.00% | +650+1.2% | Added |
| Man Group plc | 56,862 | $369.6K | 0.00% | +17,950+46.1% | Added |
| Legal & General Group Plc | 56,864 | $369.6K | 0.00% | −3,701−6.1% | Reduced |
| DRW Securities, LLC | 57,804 | $375.7K | 0.03% | +57,804 | New |
| Nebula Research & Development LLC | 60,665 | $394.3K | 0.03% | +3,533+6.2% | Added |
| Gsa Capital Partners LLP | 63,546 | $413.0K | 0.03% | +19,843+45.4% | Added |
| Virtus Investment Advisers, Inc. | 66,427 | $431.8K | 0.15% | +38,397+137.0% | Added |
| Alliancebernstein L.P. | 67,790 | $440.6K | 0.00% | 00.0% | Unchanged |
| Invesco Ltd. | 68,507 | $445.3K | 0.00% | +22,083+47.6% | Added |
| Wells Fargo & Company | 72,567 | $471.7K | 0.00% | +18,871+35.1% | Added |