{"schema_version":"secwatch.filing_event.v1","accession":"0001193125-26-396646","form_type":"8-K","ticker":"ETRA","cik":"0002088082","company_name":"Electra Therapeutics, Inc.","filed_at":"2026-09-21T20:01:09+00:00","discovered_at":"2026-09-21T20:02:03.844822+00:00","generated_at":"2026-09-21T20:03:13.075548+00:00","sec_items":["5.03","8.01","9.01"],"event_type":"other_material","sentiment":"positive","materiality_score":0.9,"calibrated_materiality_score":0.9,"confidence":"high","headline":"Electra Therapeutics closes $350M IPO at $15.00/share","bullets":["Closed IPO of 23,333,334 shares at $15.00/share; gross proceeds ~$350.0M.","IPO closed Sept 21, 2026; shares trade on Nasdaq Global Select Market under ETRA.","Amended and restated certificate of incorporation and bylaws effective upon IPO closing."],"urls":{"canonical":"https://secwatch.observer/filing/0001193125-26-396646","json":"https://secwatch.observer/filing/0001193125-26-396646.json","markdown":"https://secwatch.observer/filing/0001193125-26-396646.md","text":"https://secwatch.observer/filing/0001193125-26-396646.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/2088082/000119312526396646/0001193125-26-396646-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/2088082/000119312526396646/d185250d8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-09-21T20:03:13.075548+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"}