Insider · CIK 0001266870
Ker Zhang
Files at: AMBQ. On EDGAR ↗
Reported trades — common stock
| Trade | Reported (ET) | Company | Shares | Avg price | Total | Owned after | Δ stake | Flags |
|---|---|---|---|---|---|---|---|---|
| Sep 11, 2026 SForm 4 → | Sep 15, 6:58 pm EDT | Ambiq Micro, Inc.AMBQ | 10,000 | $63.44 | $634,361 | 20,366 | −32.9% | |
| Sep 4, 2026 SForm 4 → | Sep 9, 5:08 pm EDT | Ambiq Micro, Inc.AMBQ | 185 | $56.92 | $10,530 | 30,366 | −0.61% | |
| Sep 4, 2026 MForm 4 → | Sep 9, 5:08 pm EDT | Ambiq Micro, Inc.AMBQ | 1,785 | $5.88 | $10,496 | 30,551 | — | |
| Jun 8, 2026 AForm 4 → | Jun 10, 4:42 pm EDT | Ambiq Micro, Inc.AMBQ | 4,957 | — | — | 28,766 | — |
Reported trades — derivatives (options, RSUs, warrants)
| Trade | Reported (ET) | Company | Shares | Avg price | Total | Owned after | Δ stake | Flags |
|---|---|---|---|---|---|---|---|---|
| Sep 4, 2026 MForm 4 → | Sep 9, 5:08 pm EDT | Ambiq Micro, Inc.AMBQ | 1,785 | — | — | 0 | — |