{"schema_version":"secwatch.filing_event.v1","accession":"0001193125-21-280707","form_type":"8-K","ticker":"AMPL","cik":"0001866692","company_name":"Amplitude, Inc.","filed_at":"2021-09-23T23:59:59+00:00","discovered_at":"2026-05-14T18:04:20.189215+00:00","generated_at":"2026-06-29T01:52:14.574471+00:00","sec_items":["8.01","9.01"],"event_type":"other_material","sentiment":"neutral","materiality_score":0.6,"calibrated_materiality_score":0.6,"confidence":"high","headline":"Amplitude announces 44.2M Class A shares outstanding; expects Nasdaq trading on Sept 28","bullets":["44.2M Class A shares and 58.5M Class B shares outstanding as of Sep 22, 2021 (0.4M Class A, 1.1M Class B subject to vesting).","Fully diluted capitalization of 129.5M shares; 114.0M excluding unvested options/RSUs (treasury method, $32.02 hypothetical price).","Class A common stock to begin trading on Nasdaq Capital Market on September 28, 2021.","Each outstanding Class B share is convertible into one Class A share at the holder's option at any time."],"urls":{"canonical":"https://secwatch.observer/filing/0001193125-21-280707","json":"https://secwatch.observer/filing/0001193125-21-280707.json","markdown":"https://secwatch.observer/filing/0001193125-21-280707.md","text":"https://secwatch.observer/filing/0001193125-21-280707.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1866692/000119312521280707/0001193125-21-280707-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1866692/000119312521280707/d204342d8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-29T01:52:14.574471+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":[],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}