Form 4 for AMBQ Ambiq Micro, Inc.
Accepted 2026-06-04 17:01:07 ET · period of report 2026-06-02 · accession 0001312143-26-000008 · SEC index · Original document
Summary rows
Aggregated the way they appear in lists: one row per insider, transaction code and security table.
| X | Filed | Traded | Ticker | Insider | Title | Type | Price | Qty | Owned | ΔOwn | Value |
|---|---|---|---|---|---|---|---|---|---|---|---|
| D | 2026-06-04 17:01 | 2026-06-02 | AMBQ | Winzeler Jeffrey G | CFO | M - OptEx | $16.80 | +5,952 | 106.3K | +6% | +$100.0K |
| D | 2026-06-04 17:01 | 2026-06-02 | AMBQ | Winzeler Jeffrey G | CFO | M - OptEx | $0.00 | -5,952 | 105.0K | -5% | $0 |
Purchase Sale Sale after option exercise All abbreviations
Every reported transaction
| # | Table | Security | Date | Code | A/D | Shares | Price | Owned after | Own | Exercise / expiry | Underlying | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Common | Common Stock | 2026-06-02 | M | A | 5,952 | $16.80 | 106,299 | D | — | — | |
| 2 | Derivative | Stock Option (Right to Buy) | 2026-06-02 | M | D | 5,952 | $0.00 | 104,953 | D | $16.80 · — to 2035-06-09 | 5,952 Common Stock | (F1) 47,619 shares subject to the option vested on October 1, 2025, 1/4 of the remaining 95,238 shares subject to the option vested on June 2, 2026, and 1/36 of the remaining shares subject to the option vest in equal monthly installments thereafter, subject to the Reporting Person's continued service. |