Zhang Kerinsider trades
In SEC Form 4 filings, Zhang Ker is listed as Director of Ambiq Micro, Inc. (AMBQ). In the last 90 days, Zhang Ker sold $644.9K of Ambiq Micro, Inc. (AMBQ) on the open market and bought none.
Companies and roles
| Company | Role | Transactions | Last filed |
|---|---|---|---|
| AMBQAmbiq Micro, Inc. | Director | 5 | Sep 15 |
Cluster buys
No cluster buy in the last 90 days included a purchase by this insider (two or more insiders buying within 14 days).
Form 4 historysince 2026-09-09
| Company | Traded | Filed | Type | Shares | Price | Value | Owned after | 10b5-1 plan | Filing |
|---|---|---|---|---|---|---|---|---|---|
| AMBQAmbiq Micro, Inc. | Sep 11 | Sep 15 | S | 9,100 | $63.39 | Sale −$576,809 | 21,266 | No | Form 4 |
| AMBQAmbiq Micro, Inc. | Sep 11 | Sep 15 | S | 900 | $63.95 | Sale −$57,552 | 20,366 | No | Form 4 |
| AMBQAmbiq Micro, Inc. | Sep 4 | Sep 9 | M | 1,785 | $5.88 | $10,496 | 30,551 | No | Form 4 |
| AMBQAmbiq Micro, Inc. | Sep 4 | Sep 9 | S | 185 | $56.92 | Sale −$10,530 | 30,366 | No | Form 4 |
| AMBQAmbiq Micro, Inc. | Sep 4 | Sep 9 | M · derivative | 1,785 | $5.88 | $10,496 | not reported | No | Form 4 |
Published from this insider's public Form 4 filings on SEC EDGAR; the name is shown as filed. Named in a filing and want this page removed? See the privacy policy.