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 2025
Institutional positions in Day One Biopharmaceuticals, Inc. as of Mar 31, 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
- 184
- +21 vs. Q4 2024
- Shares held
- 94.2M
- +610.9K (+0.7%) vs. Q4 2024
- Total value
- $747.1M
- −$438.8M (−37.0%) vs. Q4 2024
- New holders
- 42
- 69 more added
- Sold out
- 21
- 45 more reduced
1 institution that held it in Q4 2024 haven't filed for Q1 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 2024: 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 2025
Shares, value and share of portfolio for each institution holding Day One Biopharmaceuticals, Inc.; share changes are against Q4 2024.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Covestor Ltd | 29 | $0 | 0.00% | +22+314.3% | Added |
| Farther Finance Advisors, LLC | 1 | $8 | 0.00% | −6−85.7% | Reduced |
| Parallel Advisors, LLC | 4 | $32 | 0.00% | 00.0% | Unchanged |
| US Bancorp | 20 | $159 | 0.00% | −550−96.5% | Reduced |
| Allworth Financial LP | 23 | $182 | 0.00% | +17+283.3% | Added |
| IFP Advisors, Inc | 24 | $190 | 0.00% | −3−11.1% | Reduced |
| Smartleaf Asset Management LLC | 24 | $193 | 0.00% | +24 | New |
| Parkside Financial Bank & Trust | 40 | $318 | 0.00% | +40 | New |
| Caitong International Asset Management Co., Ltd | 43 | $341 | 0.00% | +43 | New |
| Ronald Blue Trust, Inc. | 44 | $349 | 0.00% | +44 | New |
| Global Trust Asset Management, LLC | 50 | $397 | 0.00% | 00.0% | Unchanged |
| Larson Financial Group LLC | 76 | $603 | 0.00% | +76 | New |
| SBI Securities Co., Ltd. | 79 | $626 | 0.00% | 00.0% | Unchanged |
| True Wealth Design, LLC | 80 | $635 | 0.00% | +80 | New |
| Rothschild Investment LLC | 95 | $753 | 0.00% | +45+90.0% | Added |
| Bellevue Asset Management, LLC | 129 | $1.02K | 0.00% | 00.0% | Unchanged |
| Lindbrook Capital, LLC | 142 | $1.13K | 0.00% | +142 | New |
| Sterling Capital Management LLC | 147 | $1.17K | 0.00% | −86−36.9% | Reduced |
| Coldstream Capital Management Inc | 205 | $1.63K | 0.00% | +205 | New |
| Signaturefd, LLC | 246 | $1.95K | 0.00% | +246 | New |
| Daiwa Securities Group Inc. | 296 | $2.00K | 0.00% | 00.0% | Unchanged |
| GAMMA Investing LLC | 283 | $2.24K | 0.00% | +264+1,389.5% | Added |
| Steward Partners Investment Advisory, LLC | 300 | $2.38K | 0.00% | +300 | New |
| Abound Financial, LLC | 327 | $2.59K | 0.00% | +327 | New |
| Washington Trust Advisors, Inc. | 342 | $2.71K | 0.00% | 00.0% | Unchanged |
| EverSource Wealth Advisors, LLC | 345 | $2.74K | 0.00% | +332+2,553.8% | Added |
| Jones Financial Companies LLLP | 363 | $2.93K | 0.00% | +363 | New |
| Comerica Bank | 950 | $7.53K | 0.00% | +605+175.4% | Added |
| Nisa Investment Advisors, LLC | 1,000 | $7.93K | 0.00% | −52−4.9% | Reduced |
| Aster Capital Management (DIFC) Ltd | 986 | $8.93K | 0.00% | +644+188.3% | Added |
| Simplex Trading, LLC | 1,665 | $13.0K | 0.00% | +1,665 | New |
| Amalgamated Bank | 1,782 | $14.0K | 0.00% | 00.0% | Unchanged |
| Tower Research Capital LLC (TRC) | 1,918 | $15.2K | 0.00% | −8,739−82.0% | Reduced |
| Federation des caisses Desjardins du Quebec | 2,024 | $16.1K | 0.00% | 00.0% | Unchanged |
| Antipodes Partners Ltd | 2,043 | $16.2K | 0.00% | +2,043 | New |
| GF Fund Management Co. Ltd. | 2,582 | $20.5K | 0.00% | +465+22.0% | Added |
| Quintet Private Bank (Europe) S.A. | 3,313 | $26.3K | 0.00% | 00.0% | Unchanged |
| TSFG, LLC | 3,400 | $27.0K | 0.01% | 00.0% | Unchanged |
| Mirae Asset Global Investments Co., Ltd. | 3,391 | $27.4K | 0.00% | +30+0.9% | Added |
| Group One Trading, L.P. | 4,444 | $35.2K | 0.00% | +4,444 | New |
| Ameritas Investment Partners, Inc. | 5,085 | $40.3K | 0.00% | 00.0% | Unchanged |
| Quantbot Technologies LP | 10,295 | $81.6K | 0.00% | +10,295 | New |
| Pallas Capital Advisors LLC | 11,005 | $87.3K | 0.00% | +11,005 | New |
| E Fund Management Co., Ltd. | 11,136 | $88.3K | 0.00% | −140−1.2% | Reduced |
| Wealth Enhancement Advisory Services, LLC | 11,154 | $88.5K | 0.00% | +11,154 | New |
| Magnetar Financial LLC | 11,303 | $89.6K | 0.00% | +11,303 | New |
| KLP Kapitalforvaltning AS | 11,800 | $93.6K | 0.00% | 00.0% | Unchanged |
| CenterBook Partners LP | 11,836 | $93.9K | 0.01% | −88,899−88.3% | Reduced |
| Virginia Retirement Systems Et Al | 12,100 | $96.0K | 0.00% | +12,100 | New |
| New York State Common Retirement Fund | 12,132 | $96.2K | 0.00% | 00.0% | Unchanged |
| CIBC World Markets Corp | 12,150 | $96.3K | 0.00% | +12,150 | New |
| Police & Firemen's Retirement System of New Jersey | 12,549 | $99.5K | 0.00% | 00.0% | Unchanged |
| Two Sigma Advisers, LP | 12,800 | $101.5K | 0.00% | −93,800−88.0% | Reduced |
| Twinbeech Capital LP | 12,998 | $103.1K | 0.00% | +12,998 | New |
| Ameriprise Financial Inc | 14,255 | $113.0K | 0.00% | −4,673−24.7% | Reduced |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 14,269 | $113.2K | 0.00% | 00.0% | Unchanged |
| American Century Companies Inc | 14,415 | $114.3K | 0.00% | +14,415 | New |
| Voya Investment Management LLC | 14,475 | $114.8K | 0.00% | −1,326−8.4% | Reduced |
| Exchange Traded Concepts, LLC | 14,693 | $116.5K | 0.00% | +2,407+19.6% | Added |
| Mariner, LLC | 14,885 | $118.0K | 0.00% | +3,216+27.6% | Added |
| Teacher Retirement System of Texas | 14,971 | $118.7K | 0.00% | −2,854−16.0% | Reduced |
| Cerity Partners LLC | 14,999 | $118.9K | 0.00% | +14,999 | New |
| Steel Peak Wealth Management LLC | 15,750 | $124.9K | 0.01% | −50−0.3% | Reduced |
| Arizona State Retirement System | 15,902 | $126.1K | 0.00% | −1,471−8.5% | Reduced |
| Russell Investments Group, Ltd. | 16,340 | $129.6K | 0.00% | +16,335+326,700.0% | Added |
| ProShare Advisors LLC | 16,424 | $130.2K | 0.00% | −2,970−15.3% | Reduced |
| Corton Capital Inc. | 16,447 | $130.4K | 0.43% | +16,447 | New |
| Integrated Wealth Concepts LLC | 17,138 | $135.9K | 0.00% | −136−0.8% | Reduced |
| Engineers Gate Manager LP | 17,291 | $137.1K | 0.00% | +17,291 | New |
| State Board of Administration of Florida Retirement System | 17,880 | $141.8K | 0.00% | 00.0% | Unchanged |
| Optimize Financial Inc | 17,960 | $142.4K | 0.05% | +2,473+16.0% | Added |
| Bayesian Capital Management, LP | 18,000 | $142.7K | 0.02% | +18,000 | New |
| Caption Management, LLC | 18,534 | $147.0K | 0.01% | +18,534 | New |
| Axq Capital, LP | 19,030 | $150.9K | 0.06% | +19,030 | New |
| China Universal Asset Management Co., Ltd. | 20,330 | $161.2K | 0.01% | −1,053−4.9% | Reduced |
| Janus Henderson Group PLC | 21,300 | $172.0K | 0.00% | −1,284,920−98.4% | Reduced |
| CWM, LLC | 21,768 | $173.0K | 0.00% | +21,639+16,774.4% | Added |
| ExodusPoint Capital Management, LP | 23,737 | $188.0K | 0.00% | −191,400−89.0% | Reduced |
| Diametric Capital, LP | 24,476 | $194.1K | 0.23% | +13,748+128.2% | Added |
| Profund Advisors LLC | 24,603 | $195.1K | 0.01% | −5,821−19.1% | Reduced |
| Allianz Asset Management GmbH | 25,000 | $198.3K | 0.00% | +25,000 | New |
| Bridgefront Capital, LLC | 26,345 | $208.9K | 0.06% | +7,471+39.6% | Added |
| Corebridge Financial, Inc. | 26,825 | $212.7K | 0.00% | +1,020+4.0% | Added |
| Cetera Investment Advisers | 27,000 | $214.1K | 0.00% | −4,571−14.5% | Reduced |
| Verition Fund Management LLC | 27,546 | $218.4K | 0.00% | −6,600−19.3% | Reduced |
| ADAR1 Capital Management, LLC | 28,023 | $222.2K | 0.04% | −25,000−47.1% | Reduced |
| Virtus Investment Advisers, Inc. | 28,030 | $222.3K | 0.06% | +28,030 | New |
| Manufacturers Life Insurance Company, The | 29,708 | $235.6K | 0.00% | −17,291−36.8% | Reduced |
| Jane Street Group, LLC | 30,910 | $245.1K | 0.00% | +30,910 | New |
| HRT Financial LP | 31,487 | $249.0K | 0.00% | +31,487 | New |
| Handelsbanken Fonder AB | 31,500 | $250.0K | 0.00% | 00.0% | Unchanged |
| Pale Fire Capital SE | 31,693 | $251.3K | 0.03% | +15,687+98.0% | Added |
| MetLife Investment Management | 33,610 | $266.5K | 0.00% | −638−1.9% | Reduced |
| SG Americas Securities, LLC | 34,409 | $273.0K | 0.00% | −33,965−49.7% | Reduced |
| Kodai Capital Management LP | 34,685 | $275.1K | 0.01% | +34,685 | New |
| Ieq Capital, LLC | 37,012 | $293.5K | 0.00% | +37,012 | New |
| Mirae Asset Global ETFs Holdings Ltd. | 37,992 | $302.1K | 0.00% | +2,149+6.0% | Added |
| Man Group plc | 38,912 | $308.6K | 0.00% | +26,113+204.0% | Added |
| Squarepoint Ops LLC | 41,326 | $327.7K | 0.00% | +11,297+37.6% | Added |
| Gsa Capital Partners LLP | 43,703 | $347.0K | 0.03% | −54,327−55.4% | Reduced |