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.
Q3 2023 vs. Q2 2023
How the institutions holding Day One Biopharmaceuticals, Inc. changed between Q2 2023 and Q3 2023.
All holders in Q3 2023All holders in Q2 2023
| Measure | Q2 2023 | Of which not filed for Q3 2023 | Q3 2023 | Change |
|---|---|---|---|---|
| Holders | 140 | 1 | 130 | −9 |
| Shares | 78.8M | 11.5K | 77.5M | −1.25M (−1.6%) |
| Value | $941.0M | $137.0K | $951.5M | +$10.6M (+1.1%) |
1 institution that held it in Q2 2023 haven't filed for Q3 2023 yet. Not filing isn't selling, so the changes leave them out.
New holders (13)
Institutions that held Day One Biopharmaceuticals, Inc. at the end of Q3 2023 but not at the end of Q2 2023.
| Institution | Shares | Value | % of portfolio |
|---|---|---|---|
| Pictet Asset Management Holding SA | 600,039 | $7.36M | 0.01% |
| Walleye Capital LLC | 277,206 | $3.40M | 0.05% |
| Simplify Asset Management Inc. | 175,018 | $2.15M | 0.35% |
| Trexquant Investment LP | 97,868 | $1.20M | 0.03% |
| Walleye Trading LLC | 14,966 | $183.6K | 0.00% |
| Capstone Investment Advisors, LLC | 11,088 | $136.1K | 0.00% |
| Quarry LP | 6,519 | $80.0K | 0.05% |
| Group One Trading, L.P. | 2,958 | $36.3K | 0.00% |
| Comerica Bank | 206 | $2.53K | 0.00% |
| IFP Advisors, Inc | 24 | $294 | 0.00% |
| Northwestern Mutual Wealth Management Co | 15 | $184 | 0.00% |
| The PNC Financial Services Group, Inc. | 4 | $49 | 0.00% |
| Avion Wealth | 37 | $0 | 0.00% |
Sold out (22)
Institutions that held Day One Biopharmaceuticals, Inc. at the end of Q2 2023 and filed for Q3 2023 without it.
| Institution | Shares, Q2 2023 | Value, Q2 2023 |
|---|---|---|
| Logos Global Management LP | 650,000 | $7.76M |
| Monashee Investment Management LLC | 199,900 | $2.39M |
| Renaissance Technologies LLC | 139,164 | $1.66M |
| CVI Holdings, LLC | 80,000 | $955.2K |
| Jump Financial, LLC | 70,031 | $836.2K |
| Healthcare of Ontario Pension Plan Trust Fund | 54,000 | $644.8K |
| Bank of Montreal | 37,895 | $507.4K |
| Davidson Kempner Capital Management LP | 40,000 | $477.2K |
| Jane Street Group, LLC | 36,611 | $437.1K |
| Tudor Investment Corp Et Al | 28,163 | $336.3K |
| Dynamic Technology Lab Private Ltd | 23,355 | $279.0K |
| XTX Topco Ltd | 17,049 | $203.6K |
| Glenmede Trust Co NA | 15,209 | $203.3K |
| Two Sigma Advisers, LP | 16,400 | $195.8K |
| Bayesian Capital Management, LP | 15,834 | $189.1K |
| AQR Capital Management LLC | 14,404 | $172.0K |
| Nebula Research & Development LLC | 12,380 | $147.8K |
| Laurion Capital Management LP | 10,134 | $121.0K |
| Belvedere Trading LLC | 5,945 | $71.0K |
| Russell Investments Group, Ltd. | 3,530 | $42.1K |
| Leonteq Securities AG | 700 | $8.36K |
| Simplex Trading, LLC | 107 | $1.00K |
Not filed for Q3 2023 yet (1)
Institutions that held Day One Biopharmaceuticals, Inc. at the end of Q2 2023 and haven't filed a 13F for Q3 2023. Not filing isn't selling, so they aren't counted as sold out.
| Institution | Shares, Q2 2023 | Value, Q2 2023 |
|---|---|---|
| PFS Investments Inc. | 11,505 | $137.0K |