Insider trade

Officer sold ~$366K of AMBQ shares in the open market

Traded Oct 5, 2026 · Filed Oct 6, 2026

~$366K
Approx. value · 5,508 sh @ $66.38: 109K
Holds after · shares reported: −4.1%
Since filing · from the first close after the filing, $65.92 → $63.24 on Oct 6, S&P 500 +0.6%

Why it stands out

Ambiq Micro's President and COO sold $366K of Ambiq Micro shares. The filing says it was made under a pre-arranged trading plan.

Written from the filing's own figures. OQRO describes what was reported and never tells you what to buy or sell

View the official recordSEC Form 4 — Statement of Changes in Beneficial Ownership

All the details

Officer$100K–$500KPre-arranged plan referenced

Classification

open market sale

Code S — open-market or private sale

Absolute commitment

~$365,625

Shares × reported transaction price

Timing vs results

55 days after results of Aug 11, 2026

Results dates are the company's own 8-K (Item 2.02). Many companies only let insiders trade in a window after results

Planned / mechanical clue

Footnote references a pre-arranged trading plan (Rule 10b5-1)

Only flagged when a footnote says so; never inferred

The transactions occurred under a Rule 10b5-1 plan adopted by the Reporting Person on June 5, 2026.
The reported price in Column 4 is a weighted average sale price. These shares were sold in multiple transactions at prices ranging from $65.90 to $66.89 per share. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

Automatic saleFiled today

Automatic saleFiled today

Automatic saleFiled today