| Insider | Role | Shares | Value | Buys | Sells |
|---|---|---|---|---|---|
| Date | Ticker | Insider | Role | Type | Shares | Price | Value | Chg% | SEC |
|---|---|---|---|---|---|---|---|---|---|
| Insider | Role | Shares | Value | Buys | Sells |
|---|---|---|---|---|---|
| Date | Ticker | Insider | Role | Type | Shares | Price | Value | Chg% | SEC |
|---|---|---|---|---|---|---|---|---|---|
COO And CFO | COO, CFO And Secretary | COO, CFO And Secretary +1 more
2 companies
York Charles N II is a COO And CFO at Day One Biopharmaceuticals, Inc. with holdings across 2 companies. Recent SEC Form 4 filings include 0 buys and 12 sells.
Estimated insider holdings value: $9.0M based on current market prices.
| Date | Ticker | Role | Type | Shares | Price | Value | Chg% | 3M | 12M | SEC |
|---|---|---|---|---|---|---|---|---|---|---|
| Nov 17, 2025 | DAWN Day One Biopharmaceuticals, Inc. | COO And CFO | Sale+OE | 4,062 | $8.91 | $36,211.51 | -1.4% | +34.4% | - | |
| Aug 18, 2025 | DAWN Day One Biopharmaceuticals, Inc. | COO And CFO | Sale+OE | 4,106 | $6.77 | $27,785.71 | -1.5% | +29.8% | - | |
| May 16, 2025 | DAWN Day One Biopharmaceuticals, Inc. | COO, CFO And Secretary | Sale+OE | 4,282 | $6.26 | $26,796.33 | -1.6% | 0.0% | - | |
| Feb 18, 2025 | DAWN Day One Biopharmaceuticals, Inc. | COO, CFO And Secretary | Sale+OE | 4,370 | $11.96 | $52,278.31 | -1.7% | -45.7% | -3.1% | |
| Nov 18, 2024 | DAWN Day One Biopharmaceuticals, Inc. | COO, CFO And Secretary | Sale+OE | 2,602 | $13.21 | $34,372.94 | -1.1% | -8.3% | -34.1% | |
| Aug 16, 2024 | DAWN Day One Biopharmaceuticals, Inc. | COO, CFO And Secretary | Sale+OE | 2,633 | $14.00 | $36,859.63 | -1.1% | +2.9% | -51.5% | |
| May 16, 2024 | DAWN Day One Biopharmaceuticals, Inc. | COO, CFO And Secretary | Sale+OE | 2,675 | $16.08 | $43,010.52 | -1.2% | -16.3% | -61.0% | |
| May 3, 2024 | DAWN Day One Biopharmaceuticals, Inc. | COO, CFO And Secretary | Sell | 60,461 | $17.88 | $1,081,190.53 | -8.3% | -17.5% | -53.8% | |
| Feb 16, 2024 | DAWN Day One Biopharmaceuticals, Inc. | COO, CFO And Secretary | Sale+OE | 2,666 | $15.25 | $40,651.43 | -1.0% | +4.6% | -20.0% | |
| Nov 16, 2023 | DAWN Day One Biopharmaceuticals, Inc. | COO, CFO And Secretary | Sale+OE | 956 | $11.69 | $11,175.64 | -0.4% | +25.9% | +13.6% |