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 2026
Institutional positions in Day One Biopharmaceuticals, Inc. as of Jun 30, 2026. 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
DAWN is no longer listed, and 13F filings after Q1 2026 list far fewer holders. See Q1 2026
- Institutional holders
- 1
- −204 vs. Q1 2026
- Shares held
- 165
- −86.3M (−100.0%) vs. Q1 2026
- Total value
- $3.55K
- −$1.84B (−100.0%) vs. Q1 2026
- New holders
- 0
- 0 more added
- Sold out
- 204
- 1 more reduced
3 institutions that held it in Q1 2026 haven't filed for Q2 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q1 2026: 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 2026
Shares, value and share of portfolio for each institution holding Day One Biopharmaceuticals, Inc.; share changes are against Q1 2026.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Fisher Asset Management, LLC | 0 | $0 | 0.00% | −43,698−100.0% | Sold out |
| Blackstone Group Inc. | 0 | $0 | 0.00% | −41,567−100.0% | Sold out |
| Two Sigma Investments, LP | 0 | $0 | 0.00% | −41,500−100.0% | Sold out |
| Mirae Asset Global ETFs Holdings Ltd. | 0 | $0 | 0.00% | −40,964−100.0% | Sold out |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 0 | $0 | 0.00% | −40,315−100.0% | Sold out |
| HRT Financial LP | 0 | $0 | 0.00% | −37,944−100.0% | Sold out |
| STRS Ohio | 0 | $0 | 0.00% | −37,900−100.0% | Sold out |
| Manufacturers Life Insurance Company, The | 0 | $0 | 0.00% | −36,186−100.0% | Sold out |
| ProShare Advisors LLC | 0 | $0 | 0.00% | −33,247−100.0% | Sold out |
| Toroso Investments, LLC | 0 | $0 | 0.00% | −32,074−100.0% | Sold out |
| Point72 Asset Management, L.P. | 0 | $0 | 0.00% | −31,938−100.0% | Sold out |
| Creative Planning | 0 | $0 | 0.00% | −31,931−100.0% | Sold out |
| Ieq Capital, LLC | 0 | $0 | 0.00% | −31,854−100.0% | Sold out |
| Twin Securities, Inc. | 0 | $0 | 0.00% | −31,626−100.0% | Sold out |
| Barclays PLC | 0 | $0 | 0.00% | −30,163−100.0% | Sold out |
| Vanguard Global Advisers, LLC | 0 | $0 | 0.00% | −29,783−100.0% | Sold out |
| Engineers Gate Manager LP | 0 | $0 | 0.00% | −29,093−100.0% | Sold out |
| Canada Pension Plan Investment Board | 0 | $0 | 0.00% | −28,100−100.0% | Sold out |
| Profund Advisors LLC | 0 | $0 | 0.00% | −27,210−100.0% | Sold out |
| PenderFund Capital Management Ltd. | 0 | $0 | 0.00% | −26,800−100.0% | Sold out |
| Commonwealth of Pennsylvania Public School Empls Retrmt Sys | 0 | $0 | 0.00% | −26,500−100.0% | Sold out |
| Polymer Capital Management (US) LLC | 0 | $0 | 0.00% | −24,872−100.0% | Sold out |
| New York State Common Retirement Fund | 0 | $0 | 0.00% | −24,732−100.0% | Sold out |
| State of New Jersey Common Pension Fund D | 0 | $0 | 0.00% | −24,563−100.0% | Sold out |
| State of Wisconsin Investment Board | 0 | $0 | 0.00% | −24,299−100.0% | Sold out |
| CSS LLC | 0 | $0 | 0.00% | −24,000−100.0% | Sold out |
| Inspire Advisors, LLC | 0 | $0 | 0.00% | −23,681−100.0% | Sold out |
| FMR LLC | 0 | $0 | 0.00% | −23,640−100.0% | Sold out |
| Police & Firemen's Retirement System of New Jersey | 0 | $0 | 0.00% | −22,203−100.0% | Sold out |
| D. E. Shaw & Co., Inc. | 0 | $0 | 0.00% | −21,626−100.0% | Sold out |
| Intech Investment Management LLC | 0 | $0 | 0.00% | −20,680−100.0% | Sold out |
| Arizona State Retirement System | 0 | $0 | 0.00% | −19,742−100.0% | Sold out |
| Integrated Wealth Concepts LLC | 0 | $0 | 0.00% | −19,088−100.0% | Sold out |
| CWM Advisors, LLC | 0 | $0 | 0.00% | −18,911−100.0% | Sold out |
| Vanguard Investments Australia, Ltd. | 0 | $0 | 0.00% | −18,569−100.0% | Sold out |
| Jain Global LLC | 0 | $0 | 0.00% | −18,333−100.0% | Sold out |
| China Universal Asset Management Co., Ltd. | 0 | $0 | 0.00% | −18,331−100.0% | Sold out |
| Cerity Partners LLC | 0 | $0 | 0.00% | −18,197−100.0% | Sold out |
| State Board of Administration of Florida Retirement System | 0 | $0 | 0.00% | −17,880−100.0% | Sold out |
| Quantinno Capital Management LP | 0 | $0 | 0.00% | −17,556−100.0% | Sold out |
| Entropy Technologies, LP | 0 | $0 | 0.00% | −17,040−100.0% | Sold out |
| Mercer Global Advisors Inc | 0 | $0 | 0.00% | −16,411−100.0% | Sold out |
| Wealth Enhancement Advisory Services, LLC | 0 | $0 | 0.00% | −15,812−100.0% | Sold out |
| Arrowstreet Capital, Limited Partnership | 0 | $0 | 0.00% | −15,294−100.0% | Sold out |
| Voleon Capital Management LP | 0 | $0 | 0.00% | −15,032−100.0% | Sold out |
| Scientech Research LLC | 0 | $0 | 0.00% | −14,342−100.0% | Sold out |
| Quantbot Technologies LP | 0 | $0 | 0.00% | −14,101−100.0% | Sold out |
| Citigroup Inc | 0 | $0 | 0.00% | −13,848−100.0% | Sold out |
| Carmignac Gestion | 0 | $0 | 0.00% | −13,691−100.0% | Sold out |
| Voya Investment Management LLC | 0 | $0 | 0.00% | −13,242−100.0% | Sold out |
| Pictet Asset Management Holding SA | 0 | $0 | 0.00% | −13,034−100.0% | Sold out |
| Prudential Financial Inc | 0 | $0 | 0.00% | −12,260−100.0% | Sold out |
| Axq Capital, LP | 0 | $0 | 0.00% | −12,147−100.0% | Sold out |
| Virtus ETF Advisers LLC | 0 | $0 | 0.00% | −11,200−100.0% | Sold out |
| Russell Investments Group, Ltd. | 0 | $0 | 0.00% | −11,134−100.0% | Sold out |
| Wolverine Asset Management LLC | 0 | $0 | 0.00% | −9,500−100.0% | Sold out |
| Lazard Asset Management LLC | 0 | $0 | 0.00% | −9,364−100.0% | Sold out |
| Meteora Capital, LLC | 0 | $0 | 0.00% | −8,900−100.0% | Sold out |
| Chicago Capital Management, LLC | 0 | $0 | 0.00% | −10,000−100.0% | Sold out |
| Ameritas Investment Partners, Inc. | 0 | $0 | 0.00% | −6,422−100.0% | Sold out |
| Tower Research Capital LLC (TRC) | 0 | $0 | 0.00% | −5,930−100.0% | Sold out |
| Mirae Asset Global Investments Co., Ltd. | 0 | $0 | 0.00% | −5,388−100.0% | Sold out |
| TSFG, LLC | 0 | $0 | 0.00% | −3,400−100.0% | Sold out |
| Caitong International Asset Management Co., Ltd | 0 | $0 | 0.00% | −2,503−100.0% | Sold out |
| Sterling Capital Management LLC | 0 | $0 | 0.00% | −2,493−100.0% | Sold out |
| GF Fund Management Co. Ltd. | 0 | $0 | 0.00% | −2,294−100.0% | Sold out |
| Federation des caisses Desjardins du Quebec | 0 | $0 | 0.00% | −2,024−100.0% | Sold out |
| Royal Bank of Canada | 0 | $0 | 0.00% | −1,911−100.0% | Sold out |
| Bullock Wealth Management Group | 0 | $0 | 0.00% | −1,443−100.0% | Sold out |
| BNP PARIBAS ASSET MANAGEMENT Holding S.A. | 0 | $0 | 0.00% | −1,088−100.0% | Sold out |
| Larson Financial Group LLC | 0 | $0 | 0.00% | −1,022−100.0% | Sold out |
| Allworth Financial LP | 0 | $0 | 0.00% | −1,002−100.0% | Sold out |
| Fifth Third Bancorp | 0 | $0 | 0.00% | −774−100.0% | Sold out |
| Hickory Point Bank & Trust | 0 | $0 | 0.00% | −750−100.0% | Sold out |
| Versant Capital Management, Inc | 0 | $0 | 0.00% | −742−100.0% | Sold out |
| EverSource Wealth Advisors, LLC | 0 | $0 | 0.00% | −637−100.0% | Sold out |
| GAMMA Investing LLC | 0 | $0 | 0.00% | −586−100.0% | Sold out |
| Essential Partners LLC | 0 | $0 | 0.00% | −431−100.0% | Sold out |
| US Bancorp | 0 | $0 | 0.00% | −414−100.0% | Sold out |
| Root Financial Partners, LLC | 0 | $0 | 0.00% | −335−100.0% | Sold out |
| Abound Financial, LLC | 0 | $0 | 0.00% | −327−100.0% | Sold out |
| SRS Capital Advisors, Inc. | 0 | $0 | 0.00% | −323−100.0% | Sold out |
| Rothschild Investment LLC | 0 | $0 | 0.00% | −282−100.0% | Sold out |
| MAI Capital Management | 0 | $0 | 0.00% | −250−100.0% | Sold out |
| Nisa Investment Advisors, LLC | 0 | $0 | 0.00% | −234−100.0% | Sold out |
| Advisor Group Holdings, Inc. | 0 | $0 | 0.00% | −229−100.0% | Sold out |
| Farther Finance Advisors, LLC | 0 | $0 | 0.00% | −216−100.0% | Sold out |
| True Wealth Design, LLC | 0 | $0 | 0.00% | −128−100.0% | Sold out |
| Parkside Financial Bank & Trust | 0 | $0 | 0.00% | −75−100.0% | Sold out |
| SBI Securities Co., Ltd. | 0 | $0 | 0.00% | −60−100.0% | Sold out |
| Wealth Preservation Advisors, LLC | 0 | $0 | 0.00% | −53−100.0% | Sold out |
| The PNC Financial Services Group, Inc. | 0 | $0 | 0.00% | −41−100.0% | Sold out |
| Spire Wealth Management | 0 | $0 | 0.00% | −40−100.0% | Sold out |
| SJS Investment Consulting Inc. | 0 | $0 | 0.00% | −39−100.0% | Sold out |
| Signaturefd, LLC | 0 | $0 | 0.00% | −33−100.0% | Sold out |
| Optiver Holding B.V. | 0 | $0 | 0.00% | −32−100.0% | Sold out |
| SHP Wealth Management | 0 | $0 | 0.00% | −25−100.0% | Sold out |
| Fortitude Family Office, LLC | 0 | $0 | 0.00% | −23−100.0% | Sold out |
| Creative Financial Designs Inc | 0 | $0 | 0.00% | −20−100.0% | Sold out |
| Pinnacle Wealth Planning Services, Inc. | 0 | $0 | 0.00% | −19−100.0% | Sold out |