The following table details the insider trading activities
(stock purchases, stock sales, and stock option exercises) of Vasconcelles Michael since 2026.
This trader's CIK number is 1734755.
At the time of last reporting, Vasconcelles Michael was the Head of Research and Dev. of Day One Biopharmaceuticals, Inc.. (stock ticker symbol DAWN).
Also see all insider trading activities at Day One Biopharmaceuticals, Inc..
| Insider Buying | Insider Sales | Option Exercises | |||||
|---|---|---|---|---|---|---|---|
| Year | Symbol | Shares | Value | Shares | Value | Shares | Value |
| 2026 | DAWN | 0 | $0 | 2,728 | $31,647 | 7,125 | $0 |
| Trade Date | Symbol | Trade Type | Shares | Price ($) | Value ($) |
|---|---|---|---|---|---|
| 2026-02-17 | DAWN | Sale | 2,728 | 11.60 | 31,647 |
| 2026-02-15 | DAWN | Option Ex | 7,125 | .00 | 0 |
Insider trading activities including stock purchases, stock sales, and option exercises listed in the above table cannot be completely guaranteed as to their accuracy. For more information regarding the trades made by Vasconcelles Michael (Head of Research and Dev. of Day One Biopharmaceuticals, Inc. at the time of this reporting) see the Securities and Exchange Commission (SEC) website.