{"schema_version":"secwatch.filing_event.v1","accession":"0001053507-26-000141","form_type":"8-K","ticker":"AMT","cik":"0001053507","company_name":"AMERICAN TOWER CORP /MA/","filed_at":"2026-09-09T21:29:40+00:00","discovered_at":"2026-09-09T21:32:00.669231+00:00","generated_at":"2026-09-09T21:32:05.502807+00:00","sec_items":["8.01","9.01"],"event_type":"debt","sentiment":"neutral","materiality_score":0.55,"calibrated_materiality_score":0.55,"confidence":"high","headline":"American Tower prices $1.6B senior notes offering; proceeds to repay 2026 notes and revolver","bullets":["Priced $500M 5.300% notes due 2031, $500M 5.560% notes due 2033, $600M 5.750% notes due 2036.","Net proceeds expected $1,579.9M; to repay $600M of 1.450% notes due 2026 and revolver borrowings.","Notes issued at 99.718%, 99.776%, 99.497% of face value respectively.","Joint book-runners: J.P. Morgan, BofA Securities, Citigroup, Morgan Stanley, Scotia Capital."],"urls":{"canonical":"https://secwatch.observer/filing/0001053507-26-000141","json":"https://secwatch.observer/filing/0001053507-26-000141.json","markdown":"https://secwatch.observer/filing/0001053507-26-000141.md","text":"https://secwatch.observer/filing/0001053507-26-000141.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1053507/000105350726000141/0001053507-26-000141-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1053507/000105350726000141/amt-20260909.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-09-09T21:32:05.502807+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"}