Legal Insider Trading Data | Free and Professional Subscription Services | Insider Insights urn:uuid:cd09a23b-0956-c0d7-7185-c433d9f716c3 2026-06-28T11:42:00-04:00 Jonathan Moreland Profit from legal insider trading. InsiderInsights.com provides free insider trading data tools and resources, and professional grade subscription based real time Form 4 data, analysis and services AMBQ: HSIEH WEN HSUAN (DIR) Acquired (JB) 4,957 Shares of AMBIQ MICRO INC for $0.00 on 6/8 urn:uuid:1ec4abee-995a-f1fd-28db-27411dab167d 2026-06-10T17:01:30-04:00 AMBQ: CHEN TIMOTHY (DIR) Acquired (JB) 4,957 Shares of AMBIQ MICRO INC for $0.00 on 6/8 urn:uuid:265ce5c1-bbfc-47c9-9e67-6b934f5a659f 2026-06-10T16:46:30-04:00 AMBQ: BANKS BERNARD BENNETT (DIR) Acquired (JB) 4,957 Shares of AMBIQ MICRO INC for $0.00 on 6/8 urn:uuid:02c49378-632a-7a82-a699-5dd9ba58a6c9 2026-06-10T16:45:14-04:00 AMBQ: TAUTGES JOSEPH A (DIR) Acquired (JB) 4,957 Shares of AMBIQ MICRO INC for $0.00 on 6/8 urn:uuid:1ccd5641-5c05-f053-1c57-ce5ba6721aa0 2026-06-10T16:43:59-04:00 AMBQ: ZHANG KER (DIR) Acquired (JB) 4,957 Shares of AMBIQ MICRO INC for $0.00 on 6/8 urn:uuid:07e1ed0f-a952-fc50-7f0a-142300e827af 2026-06-10T16:42:19-04:00 AMBQ: WINZELER JEFFREY G (CFO) Exercised 5,952 Options (OB) of AMBIQ MICRO INC for $16.80 on 6/2, and Kept Them All urn:uuid:e7de954a-19c7-ef9f-04d6-88cc1f107c16 2026-06-04T17:01:07-04:00 AMBQ: CHEN TIMOTHY (DIR) Sold (S) 70,592 Shares of AMBIQ MICRO INC for $78.85-$81.57 on 5/27 urn:uuid:6db591dc-1cf0-bc11-22dd-ee7c8dfdb942 2026-05-29T19:51:36-04:00 AMBQ: CHEN TIMOTHY (DIR) Acquired (JB) 70,592 Shares of AMBIQ MICRO INC for $0.00 on 7/31 urn:uuid:384542b0-f14e-9f68-eed3-b76cccdb7fb3 2026-05-29T19:49:21-04:00 AMBQ: CHEN TIMOTHY (DIR) Filed a Form 3, Becoming a Registered Insider at AMBIQ MICRO INC With Initial Holdings of 0 urn:uuid:59d08a0b-237c-12e1-39cf-3e016b35d551 2026-05-29T19:47:44-04:00 AMBQ: WINZELER JEFFREY G (CFO) Exercised 31,952 Options (OB) of AMBIQ MICRO INC for $16.80 on 5/14-5/15, and Kept Them All urn:uuid:880c13ce-dc05-e2a4-908e-c9c9b477a5e5 2026-05-18T18:12:58-04:00