{"schema_version":"secwatch.filing_event.v1","accession":"0001053507-23-000048","form_type":"8-K","ticker":"AMT","cik":"0001053507","company_name":"AMERICAN TOWER CORP /MA/","filed_at":"2023-03-09T23:59:59+00:00","discovered_at":"2026-05-14T18:03:43.681377+00:00","generated_at":"2026-06-18T06:18:02.380232+00:00","sec_items":["5.02","8.01","9.01"],"event_type":"dividend","sentiment":"neutral","materiality_score":0.3,"calibrated_materiality_score":0.3,"confidence":"high","headline":"American Tower declares $1.56 quarterly dividend; director Sharbutt to not stand for re-election","bullets":["Quarterly dividend of $1.56 per share payable April 28, 2023; record date April 14, 2023.","David E. Sharbutt will not stand for re-election at 2023 annual meeting; no disagreement with company.","Sharbutt continues as Nominating and Corporate Governance Committee member until the meeting."],"urls":{"canonical":"https://secwatch.observer/filing/0001053507-23-000048","json":"https://secwatch.observer/filing/0001053507-23-000048.json","markdown":"https://secwatch.observer/filing/0001053507-23-000048.md","text":"https://secwatch.observer/filing/0001053507-23-000048.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1053507/000105350723000048/0001053507-23-000048-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1053507/000105350723000048/amt-20230308.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-18T06:18:02.380232+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":[{"claim_id":"79f3701801","claim":"David E. Sharbutt departed as Director at AMERICAN TOWER CORP /MA/.","evidence_excerpt":"David E. Sharbutt notified the Corporate Secretary of American Tower Corporation (the “Company”) of his decision to not stand for re-election at the Company’s 2023 Annual Meeting of Stockholders","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1053507/000105350723000048/0001053507-23-000048-index.htm","confidence":1.0,"family_label":"Executive change","details":[{"label":"Action","value":"not stand for re-election"},{"label":"Role","value":"Director"}],"fact_type":"executive_change"}],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}