---
schema_version: "secwatch.filing_event.v1"
accession: "0001053507-26-000123"
form_type: "8-K"
ticker: "AMT"
cik: "0001053507"
company_name: "AMERICAN TOWER CORP /MA/"
filed_at: "2026-06-02T20:18:30+00:00"
generated_at: "2026-06-02T20:19:11.720034+00:00"
event_type: "debt"
sentiment: "neutral"
materiality_score: 0.45
calibrated_materiality_score: 0.45
confidence: "high"
source: SEC EDGAR
---

# American Tower redeems €250M of 4.125% senior notes due 2027

## Summary
- Partial redemption of €250M of €600M aggregate principal 4.125% senior notes due 2027.
- Redemption date set for June 18, 2026; price includes principal plus make-whole premium and accrued interest.
- After redemption, €350M of the 4.125% notes will remain outstanding.
- Reduction in debt and future interest obligations; no change to other note series.

## SEC filing metadata
- accession: 0001053507-26-000123
- form_type: 8-K
- ticker: AMT
- cik: 0001053507
- company_name: AMERICAN TOWER CORP /MA/
- filed_at: 2026-06-02T20:18:30+00:00
- event_type: debt
- sentiment: neutral
- materiality_score: 0.45
- calibrated_materiality_score: 0.45
- confidence: high
- sec_items: 8.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1053507/000105350726000123/0001053507-26-000123-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1053507/000105350726000123/amt-20260602.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001053507-26-000123
- JSON: https://secwatch.observer/filing/0001053507-26-000123.json
- Plain text: https://secwatch.observer/filing/0001053507-26-000123.txt

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