{"schema_version":"secwatch.filing_event.v1","accession":"0001824502-26-000068","form_type":"8-K","ticker":"ACHR","cik":"0001824502","company_name":"Archer Aviation Inc.","filed_at":"2026-09-04T20:52:09+00:00","discovered_at":"2026-09-04T20:53:00.355476+00:00","generated_at":"2026-09-04T20:53:04.561096+00:00","sec_items":["3.01","8.01"],"event_type":"other_material","sentiment":"neutral","materiality_score":0.3,"calibrated_materiality_score":0.3,"confidence":"high","headline":"Archer Aviation warrants expire Sept 16, 2026; NYSE halts trading","bullets":["Warrants (ACHR WS) expire Sept 16, 2026 at 5:00 PM ET; unexercised warrants become void.","NYSE halted warrant trading Sept 1, 2026; halt continues until suspension before open Sept 15, 2026.","Exercise price $11.50 per share; common stock (ACHR) continues trading on NYSE.","Reminder follows prior disclosure in Q2 2026 Form 10-Q."],"urls":{"canonical":"https://secwatch.observer/filing/0001824502-26-000068","json":"https://secwatch.observer/filing/0001824502-26-000068.json","markdown":"https://secwatch.observer/filing/0001824502-26-000068.md","text":"https://secwatch.observer/filing/0001824502-26-000068.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1824502/000182450226000068/0001824502-26-000068-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1824502/000182450226000068/achr-20260901.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-09-04T20:53:04.561096+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"}