Ambiq Micro (AMBQ) insider trading in the last 6 months

Form 4 filings, newest first

Quality Score today -2

6 insiders sold $22.4M. No buys.

SellFumihide Esaka$599KChief Executive Officerat $69.77 on Oct 2, filed Oct 6

SellFumihide EsakaChief Executive Officer$599Kat $69.77 on Oct 2, filed Oct 6

SellFumihide Esaka$492KChief Executive Officerat $69.11 on Oct 2, filed Oct 6

SellFumihide EsakaChief Executive Officer$492Kat $69.11 on Oct 2, filed Oct 6

SellScott McLean Hanson$314KChief Technology Officerat $69.77 on Oct 2, filed Oct 6

SellScott McLean HansonChief Technology Officer$314Kat $69.77 on Oct 2, filed Oct 6

From SEC Form 4s, the newest filed Oct 6, 2026 · Insiders have 2 business days to file a trade

24 more filings on AMBQ in the last 6 months, for Pro members. See them free →

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Who files at Ambiq Micro

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Questions about AMBQ's insider trades

As of Nov 2, 2026: Ambiq Micro (AMBQ) has 27 insider filings on record in the last 6 months, the newest filed Oct 6, 2026. Its Quality Score is -2 (Poor). Scores as of 3:57 PM ET, 15 minutes behind.

Are AMBQ insiders buying or selling?

6 insiders sold $22.4M across 27 filings in the last 6 months. No open-⁠market buys on record. The newest filing: Fumihide Esaka, Chief Executive Officer, sold $599K on Oct 2, 2026.

Who are AMBQ's biggest insider sellers?

By the dollars of their sales in the last 6 months: Timothy Chen (Director), 4 sales; Fumihide Esaka (Chief Executive Officer), 4 sales; Scott McLean Hanson (Chief Technology Officer), 9 sales. 6 insiders sold in all.

When did an AMBQ insider last buy?

No AMBQ insider bought shares on the open market in the last 6 months, as filed on Form 4. The newest filing is a sale by Fumihide Esaka on Oct 2, 2026.

Ambiq Micro's page has its Quality Score, its chart, and its earnings. More in Technology and Semiconductors.