{"schema_version":"secwatch.filing_event.v1","accession":"0001193125-23-144089","form_type":"8-K","ticker":"PFE","cik":"0000078003","company_name":"PFIZER INC","filed_at":"2023-05-15T23:59:59+00:00","discovered_at":"2026-05-14T18:03:42.215622+00:00","generated_at":"2026-06-15T01:51:25.777407+00:00","sec_items":["8.01"],"event_type":"m_and_a","sentiment":"neutral","materiality_score":0.55,"calibrated_materiality_score":0.55,"confidence":"high","headline":"Pfizer and Seagen file HSR notification forms for merger","bullets":["May 12, 2023: Pfizer and Seagen filed HSR Act notification forms with DOJ and FTC.","Closing subject to HSR waiting period expiration or termination.","If referred to EC under Article 4(5), EC approval becomes closing condition.","Merger announced March 12, 2023, with definitive agreement in place."],"urls":{"canonical":"https://secwatch.observer/filing/0001193125-23-144089","json":"https://secwatch.observer/filing/0001193125-23-144089.json","markdown":"https://secwatch.observer/filing/0001193125-23-144089.md","text":"https://secwatch.observer/filing/0001193125-23-144089.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/78003/000119312523144089/0001193125-23-144089-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/78003/000119312523144089/d474141d8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-15T01:51:25.777407+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"}