{"schema_version":"secwatch.filing_event.v1","accession":"0001193125-25-170496","form_type":"8-K","ticker":"AMBQ","cik":"0001500412","company_name":"Ambiq Micro, Inc.","filed_at":"2025-07-31T23:59:59+00:00","discovered_at":"2026-05-14T18:02:44.135890+00:00","generated_at":"2026-05-17T22:17:43.436576+00:00","sec_items":["5.03","9.01"],"event_type":"other","sentiment":"neutral","materiality_score":0.55,"calibrated_materiality_score":0.55,"confidence":"high","headline":"Ambiq Micro closes IPO, adopts amended governing documents","bullets":["IPO closed July 31, 2025; amended and restated certificate of incorporation filed with Delaware.","Amended and restated bylaws adopted effective July 31, 2025, following board and stockholder approval.","Documents govern post-IPO operations; no financial terms disclosed in this filing."],"urls":{"canonical":"https://secwatch.observer/filing/0001193125-25-170496","json":"https://secwatch.observer/filing/0001193125-25-170496.json","markdown":"https://secwatch.observer/filing/0001193125-25-170496.md","text":"https://secwatch.observer/filing/0001193125-25-170496.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1500412/000119312525170496/0001193125-25-170496-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1500412/000119312525170496/d64492d8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-05-17T22:17:43.436576+00:00"},"review":{"review_status":"machine_generated","human_reviewed":false,"corrected":false,"correction_note":null,"correction_timestamp":null,"superseded_by":null,"related_filings":[]},"source_grounded_claims":[{"claim_id":"33e2c1dd9202ac2b05a7801cc3e49c940285c808","claim":"Ambiq Micro, Inc.: Amended and restated bylaws adopted in connection with IPO closing (effective 2025-07-31).","evidence_excerpt":"the Company adopted the amended and restated bylaws (the “Amended and Restated Bylaws”) in connection with the closing of the IPO.","evidence_source":"SEC 8-K Item 5.03/5.05/5.06","evidence_url":"https://www.sec.gov/Archives/edgar/data/1500412/000119312525170496/0001193125-25-170496-index.htm","confidence":0.9,"family_label":"Governance Changes","details":[{"label":"Change","value":"bylaw amendment"},{"label":"Effective","value":"2025-07-31"}],"fact_type":"governance_change"},{"claim_id":"a7b0775152ec27d318d0f403e70804bd36e6e42b","claim":"Ambiq Micro, Inc.: Amended and restated certificate of incorporation filed in connection with IPO closing (effective 2025-07-31).","evidence_excerpt":"the Company filed an amended and restated certificate of incorporation (the “Amended and Restated Certificate”) with the Secretary of State of the State of Delaware.","evidence_source":"SEC 8-K Item 5.03/5.05/5.06","evidence_url":"https://www.sec.gov/Archives/edgar/data/1500412/000119312525170496/0001193125-25-170496-index.htm","confidence":0.9,"family_label":"Governance Changes","details":[{"label":"Change","value":"charter amendment"},{"label":"Effective","value":"2025-07-31"}],"fact_type":"governance_change"}],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}