2 Form 4 filings for AMBQ between 2026-08-18 and 2026-08-18, from 2 filers. 2 discretionary (0 sales, 2 purchases). 2 of 2 state a filing-level total, summing to $1,319,865; the rest report only their largest transaction, so the true figure is higher. Prices ran $8 to $8.
| Filed | Filer | Role | Action | Shares largest txn | Price | Filing total | Txns |
|---|---|---|---|---|---|---|---|
| 2026-08-18 | Hanson Scott McLean | acquired | 7,000 | $8.12 | $450,639 | 4 | |
| 2026-08-18 | Esaka Fumihide | acquired | 13,500 | $8.12 | $869,226 | 4 | |
| 2 filings · 2 filers · disclosed totals only | $1,319,865 (2/2) | — | |||||