{"schema_version":"secwatch.filing_event.v1","accession":"0001193125-23-236155","form_type":"8-K","ticker":"AMT","cik":"0001053507","company_name":"AMERICAN TOWER CORP /MA/","filed_at":"2023-09-15T23:59:59+00:00","discovered_at":"2026-05-14T18:03:33.029849+00:00","generated_at":"2026-06-10T15:54:36.022142+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 $1.5B senior notes at 5.8% and 5.9% to repay revolver","bullets":["Issued $750M of 5.800% senior notes due 2028 and $750M of 5.900% senior notes due 2033.","Net proceeds of ~$1.4828B after commissions and expenses.","Proceeds used to repay borrowings under its $6.0B revolving credit facility.","Interest payable semi-annually on May 15 and Nov 15 starting May 2024.","Notes subject to make-whole redemption prior to Oct 15, 2028 and Aug 15, 2033 respectively."],"urls":{"canonical":"https://secwatch.observer/filing/0001193125-23-236155","json":"https://secwatch.observer/filing/0001193125-23-236155.json","markdown":"https://secwatch.observer/filing/0001193125-23-236155.md","text":"https://secwatch.observer/filing/0001193125-23-236155.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1053507/000119312523236155/0001193125-23-236155-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1053507/000119312523236155/d481989d8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-10T15:54:36.022142+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":"4d5bd3073265861caba94888f7c77af437c506ef","claim":"AMERICAN TOWER CORP /MA/ incurred senior notes of $750.0 million aggregate principal amount of its 5.800% senior unsecured notes due 2028 and $750.0 million aggregate pri with U.S. Bank Trust Company, National Association at 5.800% per annum and 5.900% per annum maturing November 15, 2028 and November 15, 2033.","evidence_excerpt":"On September 15, 2023, American Tower Corporation (the “Company”) completed a registered public offering of $750.0 million aggregate principal amount of its 5.800% senior unsecured notes due 2028 (the “2028 notes”) and $750.0 million aggregate principal amount of its 5.900% senior unsecured notes due 2033 (the “2033 notes” and, together with the 2028 notes, the “Notes”), which resulted in aggregate net proceeds to the Company of approximately $1,482.8 million, after deducting commissions and estimated expenses.","evidence_source":"SEC 8-K Item 2.03/2.04","evidence_url":"https://www.sec.gov/Archives/edgar/data/1053507/000119312523236155/0001193125-23-236155-index.htm","confidence":0.9,"family_label":"Debt Financings","details":[{"label":"Instrument","value":"senior notes"},{"label":"Principal","value":"$750.0 million aggregate principal amount of its 5.800% senior unsecured notes due 2028 and $750.0 million aggregate pri"},{"label":"Counterparty","value":"U.S. Bank Trust Company, National Association"},{"label":"Rate","value":"5.800% per annum and 5.900% per annum"},{"label":"Maturity","value":"November 15, 2028 and November 15, 2033"},{"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"}