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 2026
Institutional positions in Day One Biopharmaceuticals, Inc. as of Mar 31, 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, so this page shows Q1 2026. 13F filings for later quarters list far fewer holders.
- Institutional holders
- 208
- +28 vs. Q4 2025
- Shares held
- 86.9M
- +12.0M (+16.0%) vs. Q4 2025
- Total value
- $1.85B
- +$1.15B (+165.0%) vs. Q4 2025
- New holders
- 84
- 61 more added
- Sold out
- 56
- 47 more reduced
4 institutions that held it in Q4 2025 haven't filed for Q1 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 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, Q1 2026
Shares, value and share of portfolio for each institution holding Day One Biopharmaceuticals, Inc.; share changes are against Q4 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Covestor Ltd | 12 | $0 | 0.00% | −224−94.9% | Reduced |
| Jones Financial Companies LLLP | 2 | $43 | 0.00% | −1,000−99.8% | Reduced |
| Freestone Grove Partners LP | 2 | $43 | 0.00% | +2 | New |
| Smartleaf Asset Management LLC | 5 | $107 | 0.00% | 00.0% | Unchanged |
| Advisory Services Network, LLC | 11 | $236 | 0.00% | +11 | New |
| Pinnacle Wealth Planning Services, Inc. | 19 | $407 | 0.00% | +19 | New |
| Creative Financial Designs Inc | 20 | $429 | 0.00% | +20 | New |
| Fortitude Family Office, LLC | 23 | $493 | 0.00% | +23 | New |
| SHP Wealth Management | 25 | $536 | 0.00% | +25 | New |
| Optiver Holding B.V. | 32 | $686 | 0.00% | −260−89.0% | Reduced |
| Signaturefd, LLC | 33 | $708 | 0.00% | 00.0% | Unchanged |
| SJS Investment Consulting Inc. | 39 | $837 | 0.00% | +19+95.0% | Added |
| Spire Wealth Management | 40 | $858 | 0.00% | +40 | New |
| The PNC Financial Services Group, Inc. | 41 | $879 | 0.00% | +10+32.3% | Added |
| Wealth Preservation Advisors, LLC | 53 | $1.14K | 0.00% | +53 | New |
| SBI Securities Co., Ltd. | 60 | $1.29K | 0.00% | −21−25.9% | Reduced |
| Sunbelt Securities, Inc. | 66 | $1.42K | 0.00% | 00.0% | Unchanged |
| Parkside Financial Bank & Trust | 75 | $1.61K | 0.00% | 00.0% | Unchanged |
| True Wealth Design, LLC | 128 | $2.75K | 0.00% | +102+392.3% | Added |
| Farther Finance Advisors, LLC | 216 | $4.63K | 0.00% | +156+260.0% | Added |
| Advisor Group Holdings, Inc. | 229 | $4.91K | 0.00% | −39,261−99.4% | Reduced |
| Nisa Investment Advisors, LLC | 234 | $5.02K | 0.00% | +177+310.5% | Added |
| MAI Capital Management | 250 | $5.36K | 0.00% | +191+323.7% | Added |
| Rothschild Investment LLC | 282 | $6.05K | 0.00% | +55+24.2% | Added |
| SRS Capital Advisors, Inc. | 323 | $6.92K | 0.00% | +311+2,591.7% | Added |
| Abound Financial, LLC | 327 | $7.01K | 0.00% | 00.0% | Unchanged |
| Root Financial Partners, LLC | 335 | $7.18K | 0.00% | +329+5,483.3% | Added |
| US Bancorp | 414 | $8.88K | 0.00% | +150+56.8% | Added |
| Essential Partners LLC | 431 | $9.24K | 0.00% | +143+49.7% | Added |
| GAMMA Investing LLC | 586 | $12.6K | 0.00% | +483+468.9% | Added |
| EverSource Wealth Advisors, LLC | 637 | $13.7K | 0.00% | +265+71.2% | Added |
| IFP Advisors, Inc | 640 | $13.7K | 0.00% | +111+21.0% | Added |
| Versant Capital Management, Inc | 742 | $15.9K | 0.00% | +138+22.8% | Added |
| Hickory Point Bank & Trust | 750 | $16.1K | 0.01% | +750 | New |
| Fifth Third Bancorp | 774 | $16.6K | 0.00% | +774 | New |
| Allworth Financial LP | 1,002 | $21.5K | 0.00% | +810+421.9% | Added |
| Larson Financial Group LLC | 1,022 | $21.9K | 0.00% | 00.0% | Unchanged |
| BNP PARIBAS ASSET MANAGEMENT Holding S.A. | 1,088 | $23.3K | 0.00% | +324+42.4% | Added |
| Bullock Wealth Management Group | 1,443 | $30.9K | 0.02% | 00.0% | Unchanged |
| Royal Bank of Canada | 1,911 | $41.0K | 0.00% | −2,197−53.5% | Reduced |
| Federation des caisses Desjardins du Quebec | 2,024 | $43.4K | 0.00% | 00.0% | Unchanged |
| GF Fund Management Co. Ltd. | 2,294 | $49.2K | 0.00% | +277+13.7% | Added |
| Sterling Capital Management LLC | 2,493 | $53.5K | 0.00% | −1,950−43.9% | Reduced |
| Caitong International Asset Management Co., Ltd | 2,503 | $53.7K | 0.01% | +2,200+726.1% | Added |
| TSFG, LLC | 3,400 | $73.0K | 0.01% | 00.0% | Unchanged |
| Mirae Asset Global Investments Co., Ltd. | 5,388 | $115.5K | 0.00% | +399+8.0% | Added |
| Tower Research Capital LLC (TRC) | 5,930 | $127.1K | 0.00% | +4,296+262.9% | Added |
| Ameritas Investment Partners, Inc. | 6,422 | $137.7K | 0.00% | +409+6.8% | Added |
| Chicago Capital Management, LLC | 10,000 | $161.7K | 0.13% | +10,000 | New |
| Meteora Capital, LLC | 8,900 | $190.8K | 0.01% | +8,900 | New |
| Lazard Asset Management LLC | 9,364 | $200.8K | 0.00% | −13,701−59.4% | Reduced |
| Wolverine Asset Management LLC | 9,500 | $203.7K | 0.00% | +9,500 | New |
| Russell Investments Group, Ltd. | 11,134 | $238.7K | 0.00% | −131,945−92.2% | Reduced |
| Virtus ETF Advisers LLC | 11,200 | $240.1K | 0.11% | 00.0% | Unchanged |
| Axq Capital, LP | 12,147 | $260.4K | 0.03% | −20,258−62.5% | Reduced |
| Prudential Financial Inc | 12,260 | $262.9K | 0.00% | +12,260 | New |
| Pictet Asset Management Holding SA | 13,034 | $279.4K | 0.00% | −2,977,767−99.6% | Reduced |
| Voya Investment Management LLC | 13,242 | $283.9K | 0.00% | 00.0% | Unchanged |
| Carmignac Gestion | 13,691 | $293.5K | 0.00% | +13,691 | New |
| Citigroup Inc | 13,848 | $296.9K | 0.00% | −10,246−42.5% | Reduced |
| Quantbot Technologies LP | 14,101 | $302.3K | 0.01% | +14,101 | New |
| Scientech Research LLC | 14,342 | $307.5K | 0.26% | +14,342 | New |
| Voleon Capital Management LP | 15,032 | $322.3K | 0.01% | +15,032 | New |
| Arrowstreet Capital, Limited Partnership | 15,294 | $327.9K | 0.00% | −239,728−94.0% | Reduced |
| Wealth Enhancement Advisory Services, LLC | 15,812 | $339.2K | 0.00% | +15,812 | New |
| Mercer Global Advisors Inc | 16,411 | $351.8K | 0.00% | +16,411 | New |
| Entropy Technologies, LP | 17,040 | $365.3K | 0.02% | −12,339−42.0% | Reduced |
| Quantinno Capital Management LP | 17,556 | $376.4K | 0.00% | +1,568+9.8% | Added |
| State Board of Administration of Florida Retirement System | 17,880 | $383.3K | 0.00% | 00.0% | Unchanged |
| Cerity Partners LLC | 18,197 | $390.1K | 0.00% | +6,611+57.1% | Added |
| China Universal Asset Management Co., Ltd. | 18,331 | $393.0K | 0.03% | +1,600+9.6% | Added |
| Jain Global LLC | 18,333 | $393.1K | 0.01% | +18,333 | New |
| Vanguard Investments Australia, Ltd. | 18,569 | $398.1K | 0.00% | +18,569 | New |
| CWM Advisors, LLC | 18,911 | $405.4K | 0.02% | +18,911 | New |
| Integrated Wealth Concepts LLC | 19,088 | $409.2K | 0.00% | +19,088 | New |
| Arizona State Retirement System | 19,742 | $423.3K | 0.00% | −569−2.8% | Reduced |
| Intech Investment Management LLC | 20,680 | $443.4K | 0.00% | −15,378−42.6% | Reduced |
| D. E. Shaw & Co., Inc. | 21,626 | $463.7K | 0.00% | −293−1.3% | Reduced |
| Police & Firemen's Retirement System of New Jersey | 22,203 | $476.0K | 0.00% | +1,792+8.8% | Added |
| FMR LLC | 23,640 | $506.8K | 0.00% | −5,693,368−99.6% | Reduced |
| Inspire Advisors, LLC | 23,681 | $507.7K | 0.04% | +23,681 | New |
| CSS LLC | 24,000 | $514.6K | 0.03% | +24,000 | New |
| State of Wisconsin Investment Board | 24,299 | $521.0K | 0.00% | +873+3.7% | Added |
| State of New Jersey Common Pension Fund D | 24,563 | $526.6K | 0.00% | +24,563 | New |
| New York State Common Retirement Fund | 24,732 | $530.3K | 0.00% | +12,600+103.9% | Added |
| Polymer Capital Management (US) LLC | 24,872 | $533.3K | 0.08% | +24,872 | New |
| CWM, LLC | 25,043 | $536.9K | 0.00% | +16,670+199.1% | Added |
| Commonwealth of Pennsylvania Public School Empls Retrmt Sys | 26,500 | $568.2K | 0.00% | +26,500 | New |
| PenderFund Capital Management Ltd. | 26,800 | $574.6K | 0.09% | +26,800 | New |
| Profund Advisors LLC | 27,210 | $583.4K | 0.02% | −30,919−53.2% | Reduced |
| Canada Pension Plan Investment Board | 28,100 | $602.5K | 0.00% | −10,400−27.0% | Reduced |
| Engineers Gate Manager LP | 29,093 | $623.8K | 0.01% | +29,093 | New |
| Vanguard Global Advisers, LLC | 29,783 | $638.5K | 0.00% | +29,783 | New |
| Barclays PLC | 30,163 | $646.7K | 0.00% | −262,162−89.7% | Reduced |
| Twin Securities, Inc. | 31,626 | $678.1K | 0.34% | +31,626 | New |
| Ieq Capital, LLC | 31,854 | $683.0K | 0.00% | +31,854 | New |
| Creative Planning | 31,931 | $684.6K | 0.00% | +6,638+26.2% | Added |
| Point72 Asset Management, L.P. | 31,938 | $684.8K | 0.00% | −124,268−79.6% | Reduced |
| Toroso Investments, LLC | 32,074 | $687.7K | 0.00% | +32,074 | New |
| ProShare Advisors LLC | 33,247 | $712.8K | 0.00% | +14,352+76.0% | Added |