Fumihide Esaka, Chief Executive Officer at Ambiq Micro, Inc. (AMBQ), sold 60,000 shares at $70.02 ($4.2M) on 2026-05-14, disclosed to the SEC on 2026-05-18.
Open-market sale of $4.2M AMBQ by Chief Executive Officer. Not flagged as scheduled, tax-driven, or recurring — but no specific bearish signal from our filters. Reasons for insider sales vary widely.
Something here stands out, but not much.
| Filing → |
| AMBQ | SELL | 2026-08-18 | $869K | — | Filing → |