{"schema_version":"secwatch.filing_event.v1","accession":"0001193125-25-271197","form_type":"8-K","ticker":"ATEC","cik":"0001350653","company_name":"Alphatec Holdings, Inc.","filed_at":"2025-11-07T23:59:59+00:00","discovered_at":"2026-05-14T18:02:39.212961+00:00","generated_at":"2026-05-16T22:58:47.797530+00:00","sec_items":["8.01","9.01"],"event_type":"other_material","sentiment":"negative","materiality_score":0.2,"calibrated_materiality_score":0.2,"confidence":"high","headline":"ATEC board member Jeffrey P. Rydin passes away at 59 after lengthy illness","bullets":["Jeffrey P. Rydin, age 59, passed away on November 3, 2025 after a lengthy illness.","Rydin served on ATEC's Board of Directors since June 2017; Special Advisor from September 2016.","He had nearly 30 years of medical device experience, including senior roles at NuVasive, DePuy Spine, and Ellipse Technologies.","CEO Pat Miles highlighted Rydin's key role in ATEC's turnaround and sales channel transformation.","No replacement announced; company did not disclose any operational impact."],"urls":{"canonical":"https://secwatch.observer/filing/0001193125-25-271197","json":"https://secwatch.observer/filing/0001193125-25-271197.json","markdown":"https://secwatch.observer/filing/0001193125-25-271197.md","text":"https://secwatch.observer/filing/0001193125-25-271197.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1350653/000119312525271197/0001193125-25-271197-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1350653/000119312525271197/atec-20251103.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-05-16T22:58:47.797530+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"}