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 2025
Institutional positions in Day One Biopharmaceuticals, Inc. as of Sep 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
- 173
- +1 vs. Q2 2025
- Shares held
- 85.6M
- −543.9K (−0.6%) vs. Q2 2025
- Total value
- $603.5M
- +$43.5M (+7.8%) vs. Q2 2025
- New holders
- 33
- 54 more added
- Sold out
- 32
- 61 more reduced
2 institutions that held it in Q2 2025 haven't filed for Q3 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q2 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, Q3 2025
Shares, value and share of portfolio for each institution holding Day One Biopharmaceuticals, Inc.; share changes are against Q2 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Covestor Ltd | 55 | $0 | 0.00% | +43+358.3% | Added |
| Larson Financial Group LLC | 4 | $28 | 0.00% | +4 | New |
| Smartleaf Asset Management LLC | 5 | $34 | 0.00% | 00.0% | Unchanged |
| Advisory Services Network, LLC | 11 | $78 | 0.00% | +11 | New |
| Signaturefd, LLC | 33 | $233 | 0.00% | −142−81.1% | Reduced |
| GAMMA Investing LLC | 39 | $275 | 0.00% | −8−17.0% | Reduced |
| Clearstead Advisors, LLC | 39 | $275 | 0.00% | +36+1,200.0% | Added |
| The PNC Financial Services Group, Inc. | 47 | $331 | 0.00% | −373−88.8% | Reduced |
| Global Trust Asset Management, LLC | 50 | $353 | 0.00% | 00.0% | Unchanged |
| Sunbelt Securities, Inc. | 66 | $465 | 0.00% | +66 | New |
| Rise Advisors, LLC | 69 | $486 | 0.00% | +69 | New |
| Farther Finance Advisors, LLC | 72 | $508 | 0.00% | +25+53.2% | Added |
| Parkside Financial Bank & Trust | 75 | $529 | 0.00% | +75 | New |
| SBI Securities Co., Ltd. | 81 | $571 | 0.00% | +2+2.5% | Added |
| Allworth Financial LP | 126 | $889 | 0.00% | −4−3.1% | Reduced |
| Rothschild Investment LLC | 225 | $1.59K | 0.00% | +105+87.5% | Added |
| EverSource Wealth Advisors, LLC | 231 | $1.63K | 0.00% | −65−22.0% | Reduced |
| Essential Partners LLC | 259 | $1.83K | 0.00% | +259 | New |
| US Bancorp | 264 | $1.86K | 0.00% | +240+1,000.0% | Added |
| Washington Trust Advisors, Inc. | 274 | $1.93K | 0.00% | −68−19.9% | Reduced |
| Daiwa Securities Group Inc. | 296 | $2.00K | 0.00% | 00.0% | Unchanged |
| Steward Partners Investment Advisory, LLC | 300 | $2.12K | 0.00% | 00.0% | Unchanged |
| IFP Advisors, Inc | 462 | $3.26K | 0.00% | +404+696.6% | Added |
| Versant Capital Management, Inc | 604 | $4.26K | 0.00% | 00.0% | Unchanged |
| Clear Street Markets LLC | 807 | $5.69K | 0.00% | +807 | New |
| Jones Financial Companies LLLP | 1,002 | $6.78K | 0.00% | +1,000+50,000.0% | Added |
| Optiver Holding B.V. | 1,012 | $7.13K | 0.00% | +1,012 | New |
| SRS Capital Advisors, Inc. | 1,033 | $7.28K | 0.00% | +1,033 | New |
| Nisa Investment Advisors, LLC | 1,057 | $7.45K | 0.00% | +11+1.1% | Added |
| Comerica Bank | 1,070 | $7.54K | 0.00% | +286+36.5% | Added |
| Bullock Wealth Management Group | 1,443 | $9.93K | 0.00% | +1,443 | New |
| Antipodes Partners Ltd | 1,731 | $12.2K | 0.00% | −1,275−42.4% | Reduced |
| Amalgamated Bank | 1,782 | $13.0K | 0.00% | 00.0% | Unchanged |
| Federation des caisses Desjardins du Quebec | 2,024 | $14.3K | 0.00% | 00.0% | Unchanged |
| GF Fund Management Co. Ltd. | 2,204 | $15.5K | 0.00% | −378−14.6% | Reduced |
| TSFG, LLC | 3,400 | $24.0K | 0.00% | 00.0% | Unchanged |
| Mirae Asset Global Investments Co., Ltd. | 3,960 | $27.9K | 0.00% | +44+1.1% | Added |
| Sterling Capital Management LLC | 4,726 | $33.3K | 0.00% | +2,871+154.8% | Added |
| Federated Hermes, Inc. | 5,586 | $39.4K | 0.00% | +5,586 | New |
| Ameritas Investment Partners, Inc. | 6,013 | $42.4K | 0.00% | −1,336−18.2% | Reduced |
| CWM, LLC | 6,322 | $45.0K | 0.00% | −11,846−65.2% | Reduced |
| Quarry LP | 7,009 | $49.4K | 0.01% | +7,009 | New |
| Quantbot Technologies LP | 7,490 | $52.8K | 0.00% | −52−0.7% | Reduced |
| Citigroup Inc | 7,973 | $56.2K | 0.00% | −100,398−92.6% | Reduced |
| Prelude Capital Management, LLC | 10,641 | $75.0K | 0.01% | −8,898−45.5% | Reduced |
| Sherbrooke Park Advisers LLC | 11,457 | $80.8K | 0.04% | −13,541−54.2% | Reduced |
| KLP Kapitalforvaltning AS | 11,800 | $83.2K | 0.00% | 00.0% | Unchanged |
| New York State Common Retirement Fund | 12,132 | $85.5K | 0.00% | 00.0% | Unchanged |
| Tower Research Capital LLC (TRC) | 13,152 | $92.7K | 0.00% | +7,908+150.8% | Added |
| Voya Investment Management LLC | 13,242 | $93.4K | 0.00% | −6,373−32.5% | Reduced |
| Lazard Asset Management LLC | 14,360 | $101.2K | 0.00% | +595+4.3% | Added |
| Omers Administration Corp | 14,600 | $102.9K | 0.00% | +14,600 | New |
| Quantinno Capital Management LP | 14,806 | $104.4K | 0.00% | +3,525+31.2% | Added |
| ProShare Advisors LLC | 15,956 | $112.5K | 0.00% | −2,589−14.0% | Reduced |
| Teacher Retirement System of Texas | 16,009 | $112.9K | 0.00% | −1,712−9.7% | Reduced |
| Axq Capital, LP | 16,306 | $115.0K | 0.04% | +16,306 | New |
| Magnetar Financial LLC | 16,487 | $116.2K | 0.00% | +16,487 | New |
| Integrated Wealth Concepts LLC | 17,430 | $122.9K | 0.00% | −2,740−13.6% | Reduced |
| State Board of Administration of Florida Retirement System | 17,880 | $126.1K | 0.00% | 00.0% | Unchanged |
| China Universal Asset Management Co., Ltd. | 17,955 | $126.6K | 0.01% | −2,403−11.8% | Reduced |
| Aigen Investment Management, LP | 18,803 | $132.6K | 0.02% | +18,803 | New |
| Polymer Capital Management (US) LLC | 19,036 | $134.2K | 0.02% | +19,036 | New |
| Arizona State Retirement System | 19,469 | $137.3K | 0.00% | +258+1.3% | Added |
| NEOS Investment Management LLC | 19,542 | $137.8K | 0.00% | −104,768−84.3% | Reduced |
| Tema ETFs LLC | 19,542 | $137.8K | 0.01% | −104,768−84.3% | Reduced |
| Police & Firemen's Retirement System of New Jersey | 20,411 | $143.9K | 0.00% | +2,710+15.3% | Added |
| Janus Henderson Group PLC | 21,300 | $150.1K | 0.00% | 00.0% | Unchanged |
| Capstone Investment Advisors, LLC | 22,642 | $159.6K | 0.00% | +22,642 | New |
| Schonfeld Strategic Advisors LLC | 23,320 | $164.4K | 0.00% | −76,270−76.6% | Reduced |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 24,095 | $169.9K | 0.00% | −8,844−26.8% | Reduced |
| Brevan Howard Capital Management LP | 24,208 | $170.7K | 0.00% | +24,208 | New |
| Manufacturers Life Insurance Company, The | 25,467 | $179.5K | 0.00% | −12,737−33.3% | Reduced |
| Fox Run Management, L.L.C. | 25,932 | $182.8K | 0.03% | +25,932 | New |
| Creative Planning | 26,196 | $184.7K | 0.00% | +7,689+41.5% | Added |
| SG Americas Securities, LLC | 26,345 | $186.0K | 0.00% | +26,345 | New |
| State of Wisconsin Investment Board | 26,992 | $190.3K | 0.00% | −109,284−80.2% | Reduced |
| Profund Advisors LLC | 27,635 | $194.8K | 0.01% | +6,685+31.9% | Added |
| ADAR1 Capital Management, LLC | 28,023 | $197.6K | 0.02% | 00.0% | Unchanged |
| Susquehanna International Group, LLP | 28,854 | $203.4K | 0.00% | −71,648−71.3% | Reduced |
| Intech Investment Management LLC | 31,268 | $220.4K | 0.00% | −14,129−31.1% | Reduced |
| DRW Securities, LLC | 33,265 | $232.7K | 0.01% | −24,539−42.5% | Reduced |
| Martingale Asset Management L P | 33,700 | $237.6K | 0.01% | −1,300−3.7% | Reduced |
| American Century Companies Inc | 33,865 | $238.7K | 0.00% | +6,535+23.9% | Added |
| Advisor Group Holdings, Inc. | 37,295 | $260.7K | 0.00% | +4,414+13.4% | Added |
| MetLife Investment Management | 37,478 | $264.2K | 0.00% | −6,964−15.7% | Reduced |
| Oxford Asset Management LLP | 38,463 | $271.2K | 0.09% | +38,463 | New |
| Diametric Capital, LP | 38,465 | $271.2K | 0.10% | −11,476−23.0% | Reduced |
| Cetera Investment Advisers | 39,550 | $278.8K | 0.00% | +15,850+66.9% | Added |
| Mirae Asset Global ETFs Holdings Ltd. | 40,278 | $283.6K | 0.00% | −3,966−9.0% | Reduced |
| Deutsche Bank AG | 41,504 | $292.6K | 0.00% | −283,784−87.2% | Reduced |
| Lion Point Capital, LP | 42,000 | $296.1K | 1.68% | +42,000 | New |
| PharVision Advisers, LLC | 42,345 | $298.5K | 0.17% | +42,345 | New |
| Royal Bank of Canada | 43,999 | $310.0K | 0.00% | −130,975−74.9% | Reduced |
| Alps Advisors Inc | 49,035 | $345.7K | 0.00% | −5,673−10.4% | Reduced |
| Tudor Investment Corp Et Al | 49,550 | $349.3K | 0.00% | +13,157+36.2% | Added |
| Catalytic Wealth RIA, LLC | 50,000 | $352.5K | 0.01% | −30,000−37.5% | Reduced |
| Erste Asset Management GmbH | 51,200 | $357.9K | 0.00% | 00.0% | Unchanged |
| Legal & General Group Plc | 56,864 | $400.9K | 0.00% | 00.0% | Unchanged |
| ExodusPoint Capital Management, LP | 60,921 | $429.5K | 0.01% | −259,296−81.0% | Reduced |
| JPMorgan Chase & Co | 65,682 | $463.1K | 0.00% | −23,420−26.3% | Reduced |