---
schema_version: "secwatch.filing_event.v1"
accession: "0001193125-25-131504"
form_type: "8-K"
ticker: "AMT"
cik: "0001053507"
company_name: "AMERICAN TOWER CORP /MA/"
filed_at: "2025-05-30T23:59:59+00:00"
generated_at: "2026-05-20T03:56:34.736732+00:00"
event_type: "debt"
sentiment: "neutral"
materiality_score: 0.5
calibrated_materiality_score: 0.5
confidence: "high"
source: SEC EDGAR
---

# American Tower issues €500M 3.625% senior notes due 2032; proceeds to repay revolver

## Summary
- Issued €500M principal of 3.625% senior notes due May 30, 2032; net proceeds ~€496.8M ($558.4M).
- Interest payable annually in arrears starting May 30, 2026; notes are senior unsecured.
- Proceeds to repay borrowings under $6B multicurrency revolving credit facility and for general corporate purposes.
- Notes callable at make-whole premium before March 30, 2032, then at par; 101% put on change of control/ratings decline.

## SEC filing metadata
- accession: 0001193125-25-131504
- form_type: 8-K
- ticker: AMT
- cik: 0001053507
- company_name: AMERICAN TOWER CORP /MA/
- filed_at: 2025-05-30T23:59:59+00:00
- event_type: debt
- sentiment: neutral
- materiality_score: 0.5
- calibrated_materiality_score: 0.5
- confidence: high
- sec_items: 1.01, 2.03, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1053507/000119312525131504/0001193125-25-131504-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1053507/000119312525131504/d34761d8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001193125-25-131504
- JSON: https://secwatch.observer/filing/0001193125-25-131504.json
- Plain text: https://secwatch.observer/filing/0001193125-25-131504.txt

## Key facts
- Debt Financings
  AMERICAN TOWER CORP /MA/ incurred senior notes of 500.0 million euros aggregate principal amount with U.S. Bank Trust Company, National Association at 3.625% per annum maturing May 30, 2032.
  - Instrument: senior notes
  - Principal: 500.0 million euros aggregate principal amount
  - Counterparty: U.S. Bank Trust Company, National Association
  - Rate: 3.625% per annum
  - Maturity: May 30, 2032
  - Event: incurrence
  source text: completed a registered public offering of 500.0 million euros (“EUR”) aggregate principal amount of its 3.625% senior unsecured notes due 2032
  evidence_url: https://www.sec.gov/Archives/edgar/data/1053507/000119312525131504/0001193125-25-131504-index.htm

This AI-assisted summary is a reading aid. Review the linked SEC EDGAR filing before relying on any specific claim.