---
schema_version: "secwatch.filing_event.v1"
accession: "0001053507-25-000044"
form_type: "8-K"
ticker: "AMT"
cik: "0001053507"
company_name: "AMERICAN TOWER CORP /MA/"
filed_at: "2025-03-11T23:59:59+00:00"
generated_at: "2026-05-24T23:10:21.294725+00:00"
event_type: "debt"
sentiment: "neutral"
materiality_score: 0.6
calibrated_materiality_score: 0.6
confidence: "high"
source: SEC EDGAR
---

# American Tower prices $1B senior notes offering in two tranches

## Summary
- Issued $650M of 4.900% senior notes due 2030 and $350M of 5.350% senior notes due 2035.
- Net proceeds of ~$988.9M to repay 2.400% notes due 2025, revolver borrowings, and general corporate purposes.
- J.P. Morgan, BBVA, BofA, Citi, and Morgan Stanley are joint book-running managers.

## SEC filing metadata
- accession: 0001053507-25-000044
- form_type: 8-K
- ticker: AMT
- cik: 0001053507
- company_name: AMERICAN TOWER CORP /MA/
- filed_at: 2025-03-11T23:59:59+00:00
- event_type: debt
- sentiment: neutral
- materiality_score: 0.6
- calibrated_materiality_score: 0.6
- confidence: high
- sec_items: 8.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1053507/000105350725000044/0001053507-25-000044-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1053507/000105350725000044/amt-20250311.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001053507-25-000044
- JSON: https://secwatch.observer/filing/0001053507-25-000044.json
- Plain text: https://secwatch.observer/filing/0001053507-25-000044.txt

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