Michael Vasconcelles, Head of Research and Development at Day One Biopharmaceuticals, Inc. (DAWN), sold 5,456 shares at $11.60 ($63K) on 2026-02-17, disclosed to the SEC on 2026-02-18.
Open-market sale of $63k DAWN by Head of Research and Development. Not flagged as scheduled, tax-driven, or recurring — but no specific bearish signal from our filters. Reasons for insider sales vary widely.
Nothing distinguishes this filing.
| # | Price | Shares | Value | % of Total |
|---|---|---|---|---|
| 1 | $11.60 | 2,728 | $32K | 50.0% |
| 2 | $11.60 | 2,728 | $32K | 50.0% |
| Total | $11.60 avg | 5,456 | $63K | 100% |