Insider · CIK 0001761449
Warren Whitehead
Files at: APTOF. On EDGAR ↗
Reported trades — common stock
| Trade | Reported (ET) | Company | Shares | Avg price | Total | Owned after | Δ stake | Flags |
|---|---|---|---|---|---|---|---|---|
| Jun 30, 2026 DForm 4 → | Jul 1, 5:09 pm EDT | Aptose Biosciences Inc.APTO | 33 | $1.72 | $57 | 0 | — |
Reported trades — derivatives (options, RSUs, warrants)
| Trade | Reported (ET) | Company | Shares | Avg price | Total | Owned after | Δ stake | Flags |
|---|---|---|---|---|---|---|---|---|
| Jun 30, 2026 DForm 4 → | Jul 1, 5:09 pm EDT | Aptose Biosciences Inc.APTO | 548,833 | — | — | 0 | — | |
| Jan 2, 2019 AForm 4 → | Jan 3, 7:56 pm EST | Aptose Biosciences Inc.APTO | 40,000 | — | — | 40,000 | — |