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.
Q4 2021 vs. Q3 2021
How the institutions holding Day One Biopharmaceuticals, Inc. changed between Q3 2021 and Q4 2021.
All holders in Q4 2021All holders in Q3 2021
| Measure | Q3 2021 | Q4 2021 | Change |
|---|---|---|---|
| Holders | 45 | 58 | +13 |
| Shares | 19.1M | 41.5M | +22.4M (+117.2%) |
| Value | $452.9M | $698.3M | +$245.3M (+54.2%) |
New holders (18)
Institutions that held Day One Biopharmaceuticals, Inc. at the end of Q4 2021 but not at the end of Q3 2021.
| Institution | Shares | Value | % of portfolio |
|---|---|---|---|
| Canaan Partners XI LLC | 9,663,645 | $162.8M | 41.94% |
| Atlas Venture Life Science Advisors, LLC | 8,201,638 | $138.2M | 12.69% |
| Pathway Capital Management, LP | 242,245 | $4.08M | 19.55% |
| Alps Advisors Inc | 71,668 | $1.21M | 0.01% |
| Utah Retirement Systems | 40,552 | $684.0K | 0.01% |
| Summit Rock Advisors, LP | 33,125 | $558.0K | 0.33% |
| State of Tennessee, Treasury Department | 25,460 | $429.0K | 0.00% |
| Goldman Sachs Group Inc | 24,546 | $414.0K | 0.00% |
| Prudential Financial Inc | 13,935 | $235.0K | 0.00% |
| D. E. Shaw & Co., Inc. | 13,404 | $226.0K | 0.00% |
| HarbourVest Partners LLC | 13,388 | $226.0K | 0.03% |
| Nan Fung Group Holdings Ltd | 11,445 | $193.0K | 0.06% |
| ProShare Advisors LLC | 11,127 | $188.0K | 0.00% |
| Virtus ETF Advisers LLC | 9,413 | $159.0K | 0.06% |
| New York State Common Retirement Fund | 8,102 | $137.0K | 0.00% |
| Daiwa Securities Group Inc. | 181 | $3.00K | 0.00% |
| High Net Worth Advisory Group LLC | 200 | $3.00K | 0.00% |
| Kayne Anderson Rudnick Investment Management LLC | 5 | $0 | 0.00% |
Sold out (5)
Institutions that held Day One Biopharmaceuticals, Inc. at the end of Q3 2021 and filed for Q4 2021 without it.
| Institution | Shares, Q3 2021 | Value, Q3 2021 |
|---|---|---|
| Millennium Management LLC | 177,945 | $4.22M |
| MetLife Investment Management | 4,806 | $114.0K |
| Metropolitan Life Insurance Co | 3,636 | $86.3K |
| Jacobi Capital Management LLC | 200 | $5.00K |
| Red Tortoise LLC | 196 | $4.00K |