Charles N. York II is COO & CFO +1 at Day One Biopharmaceuticals, Inc. (DAWN). They have made 25 open-market trades across 2 companies since 2016, most recently 2026-02-17.
CIK 0001655962
1 open-market purchase totalling $116K since 2016, against 24 sales. Too few scored purchases to measure a record yet.
| Ticker | Shares | Value |
|---|---|---|
| DAWN | 296,965 | $6.4M |
| AGLE | 12,828 | $154K |
| Total | $6.5M |
Shares reported on the most recent Form 4, priced at the 2026-02-18 close.
Counted per filing, not per execution lot — a purchase filled in several tranches is one decision.
| Ticker | Type | Traded | Filed | Price | Value | 7d Stock | 30d Stock | 90d Stock |
|---|---|---|---|---|---|---|---|---|
| DAWN | SELL | 2026-02-17 | 2026-02-18 | $11.60 | $70K | -9.8% | +86.3% | N/A |
| DAWN | SELL | 2025-11-17 | 2025-11-18 | $8.91 | $36K | +3.0% | +17.0% | +39.4% |
| DAWN | SELL | 2025-08-18 | 2025-08-19 | $6.77 | $28K | +10.9% | +6.5% | +30.6% |
| DAWN | SELL | 2025-05-16 | 2025-05-19 | $6.26 | $27K | -0.6% | -0.2% | +6.1% |
| DAWN | SELL | 2025-02-18 | 2025-02-21 | $11.96 | $105K | -21.5% | -32.8% | -49.3% |
| DAWN | SELL | 2024-11-18 | 2024-11-19 | $13.21 | $34K | +2.7% | -7.5% | -11.4% |
| DAWN | SELL | 2024-08-16 | 2024-08-19 | $14.00 | $37K | -2.5% | -1.6% | -7.2% |
| DAWN | SELL | 2024-05-16 | 2024-05-17 | $16.08 | $43K | -15.9% | -25.6% | -12.0% |
| DAWN | SELL · 10b5-1 | 2024-05-01 | 2024-05-03 | $17.88 | $2.2M | -1.6% | -21.0% | -15.0% |
| DAWN | SELL | 2024-02-16 | 2024-02-20 | $15.25 | $41K | +18.3% | +2.0% | +8.2% |
| DAWN | SELL | 2023-11-16 | 2023-11-17 | $11.69 | $11K | -5.3% | +15.9% | +25.6% |
| DAWN | SELL | 2023-08-17 | 2023-08-17 | $13.86 | $13K | +0.4% | +3.8% | -10.8% |
| DAWN | SELL | 2023-05-16 | 2023-05-17 | $13.12 | $13K | -9.2% | +0.1% | +4.1% |
| DAWN | SELL | 2023-02-17 | 2023-02-21 | $20.03 | $376K | -2.8% | -14.8% | -31.1% |
| DAWN | SELL | 2023-02-16 | 2023-02-17 | $19.57 | $18K | -6.8% | -7.1% | -33.8% |
| DAWN | SELL | 2023-01-20 | 2023-01-23 | $22.75 | $228K | +0.8% | -9.8% | -36.4% |
| DAWN | SELL | 2022-12-20 | 2022-12-22 | $20.07 | $201K | +2.8% | +5.9% | -18.9% |
| DAWN | SELL | 2022-11-21 | 2022-11-22 | $20.75 | $409K | -0.6% | -4.2% | -11.0% |
| DAWN | SELL | 2022-11-16 | 2022-11-17 | $21.46 | $9K | -0.7% | -7.4% | -8.6% |
| DAWN | SELL | 2022-11-01 | 2022-11-03 | $20.03 | $200K | +12.7% | +10.4% | +10.8% |
| DAWN | SELL | 2022-10-03 | 2022-10-05 | $20.05 | $201K | -3.7% | -5.8% | -0.9% |
| DAWN | SELL | 2022-09-01 | 2022-09-06 | $23.21 | $432K | -8.1% | -12.5% | -8.5% |
| DAWN | SELL | 2022-08-16 | 2022-08-17 | $24.31 | $26K | -2.4% | -10.1% | -8.6% |
| DAWN | SELL | 2022-08-04 | 2022-08-05 | $20.05 | $201K | +1.4% | -0.7% | -18.4% |
| DAWN | SELL | 2022-07-18 | 2022-07-20 | $20.00 | $50K | -15.3% | +23.3% | -0.3% |
Grouped by shared companies and similar filing behaviour. This is a similarity measure, not a ranking or a performance signal.