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, Q1 2022
Institutional positions in Day One Biopharmaceuticals, Inc. as of Mar 31, 2022. 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
- 66
- +8 vs. Q4 2021
- Shares held
- 43.3M
- +1.83M (+4.4%) vs. Q4 2021
- Total value
- $429.6M
- −$268.7M (−38.5%) vs. Q4 2021
- New holders
- 18
- 21 more added
- Sold out
- 10
- 12 more reduced
Compare with Q4 2021: 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, Q1 2022
Shares, value and share of portfolio for each institution holding Day One Biopharmaceuticals, Inc.; share changes are against Q4 2021.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Private Capital Group, LLC | 142 | $1.00K | 0.00% | +142 | New |
| Daiwa Securities Group Inc. | 181 | $2.00K | 0.00% | 00.0% | Unchanged |
| The PNC Financial Services Group, Inc. | 175 | $2.00K | 0.00% | +175 | New |
| Capital Analysts, LLC | 750 | $7.00K | 0.00% | 00.0% | Unchanged |
| Ameritas Investment Partners, Inc. | 1,764 | $17.0K | 0.00% | +919+108.8% | Added |
| Tower Research Capital LLC (TRC) | 1,810 | $18.0K | 0.00% | +763+72.9% | Added |
| Metropolitan Life Insurance Co | 1,825 | $18.1K | 0.00% | +1,825 | New |
| Citigroup Inc | 2,203 | $22.0K | 0.00% | −2,479−52.9% | Reduced |
| Legal & General Group Plc | 2,183 | $22.0K | 0.00% | +1,156+112.6% | Added |
| Royal Bank of Canada | 2,542 | $25.0K | 0.00% | −763−23.1% | Reduced |
| Amalgamated Bank | 3,034 | $30.0K | 0.00% | +3,034 | New |
| Amalgamated Financial Corp. | 3,034 | $30.0K | 0.00% | +3,034 | New |
| Barclays PLC | 5,487 | $55.0K | 0.00% | +5,487 | New |
| Bank of America Corp | 5,850 | $58.0K | 0.00% | +165+2.9% | Added |
| Virtus ETF Advisers LLC | 8,886 | $88.0K | 0.04% | −527−5.6% | Reduced |
| California State Teachers Retirement System | 9,687 | $96.0K | 0.00% | +3,581+58.6% | Added |
| Wells Fargo & Company | 10,000 | $99.0K | 0.00% | −652−6.1% | Reduced |
| ProShare Advisors LLC | 10,675 | $106.0K | 0.00% | −452−4.1% | Reduced |
| American International Group, Inc. | 11,294 | $112.0K | 0.00% | +5,434+92.7% | Added |
| Nan Fung Group Holdings Ltd | 11,445 | $114.0K | 0.05% | 00.0% | Unchanged |
| Deutsche Bank AG | 13,263 | $132.0K | 0.00% | +6,561+97.9% | Added |
| Parametric Portfolio Associates LLC | 15,016 | $149.0K | 0.00% | +15,016 | New |
| MetLife Investment Management | 15,573 | $154.5K | 0.00% | +15,573 | New |
| Morgan Stanley | 16,453 | $162.0K | 0.00% | +2,489+17.8% | Added |
| Marshall Wace, LLP | 17,743 | $176.0K | 0.00% | +17,743 | New |
| Susquehanna International Group, LLP | 18,604 | $185.0K | 0.00% | +18,604 | New |
| New York State Common Retirement Fund | 19,410 | $193.0K | 0.00% | +11,308+139.6% | Added |
| Rhumbline Advisers | 19,408 | $193.0K | 0.00% | +19,408 | New |
| Two Sigma Advisers, LP | 19,900 | $197.0K | 0.00% | +19,900 | New |
| JPMorgan Chase & Co | 20,951 | $208.0K | 0.00% | −31,009−59.7% | Reduced |
| State of Tennessee, Treasury Department | 25,460 | $253.0K | 0.00% | 00.0% | Unchanged |
| Walleye Capital LLC | 26,148 | $259.0K | 0.01% | +26,148 | New |
| Goldman Sachs Group Inc | 31,212 | $310.0K | 0.00% | +6,666+27.2% | Added |
| Summit Rock Advisors, LP | 33,125 | $329.0K | 0.20% | 00.0% | Unchanged |
| TD Asset Management Inc | 37,449 | $371.0K | 0.00% | 00.0% | Unchanged |
| Nuveen Asset Management, LLC | 39,774 | $391.0K | 0.00% | +24,813+165.9% | Added |
| Utah Retirement Systems | 40,552 | $402.0K | 0.01% | 00.0% | Unchanged |
| Manufacturers Life Insurance Company, The | 43,177 | $425.3K | 0.00% | +43,177 | New |
| Bank of New York Mellon Corp | 57,490 | $570.0K | 0.00% | +25,250+78.3% | Added |
| Two Sigma Investments, LP | 60,190 | $597.0K | 0.00% | +60,190 | New |
| Alps Advisors Inc | 63,671 | $632.0K | 0.01% | −7,997−11.2% | Reduced |
| Laurion Capital Management LP | 91,239 | $905.0K | 0.02% | +91,239 | New |
| Alyeska Investment Group, L.P. | 103,200 | $1.02M | 0.01% | 00.0% | Unchanged |
| Charles Schwab Investment Management Inc | 104,034 | $1.03M | 0.00% | +27,866+36.6% | Added |
| Citadel Advisors LLC | 111,736 | $1.11M | 0.00% | +111,736 | New |
| Northern Trust Corp | 170,299 | $1.69M | 0.00% | +66,622+64.3% | Added |
| Millennium Management LLC | 174,723 | $1.73M | 0.00% | +174,723 | New |
| Adage Capital Partners GP, L.L.C. | 175,849 | $1.74M | 0.00% | +65,849+59.9% | Added |
| Samsara BioCapital, LLC | 202,500 | $2.01M | 0.51% | 00.0% | Unchanged |
| State Street Corp | 216,216 | $2.15M | 0.00% | +26,725+14.1% | Added |
| Geode Capital Management, LLC | 322,695 | $3.20M | 0.00% | +113,352+54.1% | Added |
| Driehaus Capital Management LLC | 403,458 | $4.00M | 0.05% | −7,749−1.9% | Reduced |
| Perceptive Advisors LLC | 556,047 | $5.52M | 0.11% | 00.0% | Unchanged |
| BVF Inc | 809,282 | $8.03M | 0.32% | 00.0% | Unchanged |
| Janus Henderson Group PLC | 902,020 | $8.95M | 0.00% | −120,528−11.8% | Reduced |
| Viking Global Investors LPSuperinvestorViking Global Investors | 1,157,424 | $11.5M | 0.05% | 00.0% | Unchanged |
| BlackRock Inc. | 1,162,916 | $11.5M | 0.00% | +410,797+54.6% | Added |
| Boxer Capital, LLC | 1,189,943 | $11.8M | 0.61% | 00.0% | Unchanged |
| Franklin Resources Inc | 1,542,859 | $15.3M | 0.01% | +581,633+60.5% | Added |
| Price T Rowe Associates Inc | 1,585,741 | $15.7M | 0.00% | +4,763+0.3% | Added |
| Deerfield Management Company, L.P. (Series C) | 2,086,449 | $20.7M | 0.46% | −116,084−5.3% | Reduced |
| FMR LLC | 2,594,519 | $25.7M | 0.00% | −235,834−8.3% | Reduced |
| Vanguard Group Inc | 2,986,426 | $29.6M | 0.00% | −48,351−1.6% | Reduced |
| Ra Capital Management, L.P. | 6,060,090 | $60.1M | 1.31% | +1,094,502+22.0% | Added |
| Atlas Venture Life Science Advisors, LLC | 8,201,638 | $81.4M | 10.29% | 00.0% | Unchanged |
| Canaan Partners XI LLC | 9,663,645 | $95.9M | 39.92% | 00.0% | Unchanged |
| Rock Springs Capital Management LP | 0 | $0 | 0.00% | −381,939−100.0% | Sold out |
| Pathway Capital Management, LP | 0 | $0 | 0.00% | −242,245−100.0% | Sold out |
| Logos Global Management LP | 0 | $0 | 0.00% | −37,069−100.0% | Sold out |
| Prudential Financial Inc | 0 | $0 | 0.00% | −13,935−100.0% | Sold out |
| D. E. Shaw & Co., Inc. | 0 | $0 | 0.00% | −13,404−100.0% | Sold out |
| HarbourVest Partners LLC | 0 | $0 | 0.00% | −13,388−100.0% | Sold out |
| UBS Group AG | 0 | $0 | 0.00% | −6,103−100.0% | Sold out |
| STRS Ohio | 0 | $0 | 0.00% | −2,500−100.0% | Sold out |
| High Net Worth Advisory Group LLC | 0 | $0 | 0.00% | −200−100.0% | Sold out |
| Kayne Anderson Rudnick Investment Management LLC | 0 | $0 | 0.00% | −5−100.0% | Sold out |