Senior insider sale
President and COO at AMBIQ MICRO, INC. — senior position signals high conviction
$3.95M
55.69K shares
What this filing means
CHEN SEAN CHIHHSIANG plans to sell 55.69K shares of AMBIQ MICRO, INC. valued at approximately $3.95M. Form 144 is a notice of intent to sell restricted or control securities — not a mandatory transaction. This filing provides advance warning of potential selling pressure.
Filed: 5/15/2026ACC: 0001950047-26-004591
Officer· President and COO
Since Mar 2026
55.69K
Shares to sell
$3.95M
Approx. market value
55.69K
Acquired (3 months)
1
Planned
Securities Acquired — Last 3 Months2
Exercise of options under a registered plan
Cash
5/15/2026
32.59KExercise of options under a registered plan
Cash
5/15/2026
23.09KTotal acquired55.69K
| Acquisition Date | Type | Amount Acquired | Gift |
|---|---|---|---|
5/15/2026 | Exercise of options under a registered plan Cash | 32.59K | — |
5/15/2026 | Exercise of options under a registered plan Cash | 23.09K | — |
| Total | 55.69K | ||
Planned & Completed Dispositions1
NYSEPlanned
Units to sell
55.69K
Market value
$3.95M
5/15/2026
Total
Units
55.69K
Value
$3.95M
| Date | Units to Sell | Approx. Market Value | Exchange | Status |
|---|---|---|---|---|
5/15/2026 | 55.69K | $3.95M | NYSE | Planned |
| Total | 55.69K | $3.95M | ||