{"schema_version":"secwatch.filing_event.v1","accession":"0001193125-25-205004","form_type":"8-K","ticker":"AMT","cik":"0001053507","company_name":"AMERICAN TOWER CORP /MA/","filed_at":"2025-09-16T23:59:59+00:00","discovered_at":"2026-05-14T18:02:43.214273+00:00","generated_at":"2026-05-17T06:26:23.087657+00:00","sec_items":["1.01","2.03","9.01"],"event_type":"debt","sentiment":"neutral","materiality_score":0.5,"calibrated_materiality_score":0.5,"confidence":"high","headline":"American Tower issues $575M in senior notes due 2030 and 2035","bullets":["Issued $200M of 4.900% senior unsecured notes due 2030 and $375M of 5.350% notes due 2035.","Net proceeds of ~$587.8M after deducting commissions and estimated expenses.","Proceeds will repay existing borrowings under the $4.0B revolver and for general corporate purposes.","Both new notes are fungible with existing series of the same maturity and rate issued March 2025.","Notes are redeemable at make-whole premium prior to Feb 2030 (2030 notes) or Dec 2034 (2035 notes)."],"urls":{"canonical":"https://secwatch.observer/filing/0001193125-25-205004","json":"https://secwatch.observer/filing/0001193125-25-205004.json","markdown":"https://secwatch.observer/filing/0001193125-25-205004.md","text":"https://secwatch.observer/filing/0001193125-25-205004.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1053507/000119312525205004/0001193125-25-205004-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1053507/000119312525205004/d875782d8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-05-17T06:26:23.087657+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":"06bbb8bd61b07e7fd4ba1453a4bca909b28b551c","claim":"AMERICAN TOWER CORP /MA/ incurred senior notes of $200.0 million aggregate principal amount of its 4.900% senior unsecured notes due 2030 with U.S. Bank Trust Company, National Association at 4.900% per annum maturing March 15, 2030.","evidence_excerpt":"On September 16, 2025, American Tower Corporation (the \"Company\") completed a registered public offering of $200.0 million aggregate principal amount of its 4.900% senior unsecured notes due 2030","evidence_source":"SEC 8-K Item 2.03/2.04","evidence_url":"https://www.sec.gov/Archives/edgar/data/1053507/000119312525205004/0001193125-25-205004-index.htm","confidence":0.9,"family_label":"Debt Financings","details":[{"label":"Instrument","value":"senior notes"},{"label":"Principal","value":"$200.0 million aggregate principal amount of its 4.900% senior unsecured notes due 2030"},{"label":"Counterparty","value":"U.S. Bank Trust Company, National Association"},{"label":"Rate","value":"4.900% per annum"},{"label":"Maturity","value":"March 15, 2030"},{"label":"Event","value":"incurrence"}],"fact_type":"debt_financing"},{"claim_id":"a59c636ecde38a74b72bbffc0137e09b451b9bae","claim":"AMERICAN TOWER CORP /MA/ incurred senior notes of $375.0 million aggregate principal amount of its 5.350% senior unsecured notes due 2035 with U.S. Bank Trust Company, National Association at 5.350% per annum maturing March 15, 2035.","evidence_excerpt":"On September 16, 2025, American Tower Corporation (the \"Company\") completed a registered public offering of $200.0 million aggregate principal amount of its 4.900% senior unsecured notes due 2030 (the \"2030 notes\") and $375.0 million aggregate principal amount of its 5.350% senior unsecured notes due 2035 (the \"2035 notes\" and, together with the 2030 notes, the \"Notes\")","evidence_source":"SEC 8-K Item 2.03/2.04","evidence_url":"https://www.sec.gov/Archives/edgar/data/1053507/000119312525205004/0001193125-25-205004-index.htm","confidence":0.9,"family_label":"Debt Financings","details":[{"label":"Instrument","value":"senior notes"},{"label":"Principal","value":"$375.0 million aggregate principal amount of its 5.350% senior unsecured notes due 2035"},{"label":"Counterparty","value":"U.S. Bank Trust Company, National Association"},{"label":"Rate","value":"5.350% per annum"},{"label":"Maturity","value":"March 15, 2035"},{"label":"Event","value":"incurrence"}],"fact_type":"debt_financing"}],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}