{"schema_version":"secwatch.filing_event.v1","accession":"0000950170-23-000768","form_type":"8-K/A","ticker":"PTC","cik":"0000857005","company_name":"PTC INC.","filed_at":"2023-01-13T23:59:59+00:00","discovered_at":"2026-05-14T18:03:48.266465+00:00","generated_at":"2026-06-20T15:44:34.423447+00:00","sec_items":["5.02"],"event_type":"other_material","sentiment":"neutral","materiality_score":0.2,"calibrated_materiality_score":0.2,"confidence":"high","headline":"PTC amends 8-K to disclose Michal Katz's appointment to Audit Committee on Jan 12, 2023","bullets":["Michal Katz appointed to PTC Board's Audit Committee effective January 12, 2023.","She is independent under Nasdaq rules and has requisite financial experience.","This amends the December 13, 2021 8-K that reported her initial board appointment."],"urls":{"canonical":"https://secwatch.observer/filing/0000950170-23-000768","json":"https://secwatch.observer/filing/0000950170-23-000768.json","markdown":"https://secwatch.observer/filing/0000950170-23-000768.md","text":"https://secwatch.observer/filing/0000950170-23-000768.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/857005/000095017023000768/0000950170-23-000768-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/857005/000095017023000768/ptc-20211213.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-20T15:44:34.423447+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"}