{"schema_version":"secwatch.filing_event.v1","accession":"0001053507-25-000124","form_type":"8-K","ticker":"AMT","cik":"0001053507","company_name":"AMERICAN TOWER CORP /MA/","filed_at":"2025-08-25T23:59:59+00:00","discovered_at":"2026-05-14T18:02:43.213760+00:00","generated_at":"2026-05-17T10:08:28.602547+00:00","sec_items":["5.02","9.01"],"event_type":"leadership","sentiment":"neutral","materiality_score":0.2,"calibrated_materiality_score":0.2,"confidence":"high","headline":"American Tower elects Gene Reilly to board of directors","bullets":["Gene Reilly elected as director and member of the Compensation Committee, effective August 22, 2025.","Reilly most recently served as Vice Chairman of Prologis, with 40 years of real estate investment and operations experience.","He will serve until the 2026 Annual Meeting and receive standard non-employee director compensation.","Reilly previously held roles at Prologis including Chief Investment Officer (2019-2023) and CEO of the Americas (2011-2019)."],"urls":{"canonical":"https://secwatch.observer/filing/0001053507-25-000124","json":"https://secwatch.observer/filing/0001053507-25-000124.json","markdown":"https://secwatch.observer/filing/0001053507-25-000124.md","text":"https://secwatch.observer/filing/0001053507-25-000124.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1053507/000105350725000124/0001053507-25-000124-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1053507/000105350725000124/amt-20250822.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-05-17T10:08:28.602547+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"}