---
schema_version: "secwatch.filing_event.v1"
accession: "0001053507-25-000100"
form_type: "8-K"
ticker: "AMT"
cik: "0001053507"
company_name: "AMERICAN TOWER CORP /MA/"
filed_at: "2025-04-29T23:59:59+00:00"
generated_at: "2026-05-23T03:21:05.156642+00:00"
event_type: "earnings"
sentiment: "neutral"
materiality_score: 0.65
calibrated_materiality_score: 0.65
confidence: "high"
source: SEC EDGAR
---

# American Tower Q1 revenue $2.56B (+2%), net income down 46% on FX loss, AFFO adj. up 7.1%

## Summary
- Total revenue $2,563M (+2.0% YoY); property revenue $2,488M (+0.2%).
- Net income $499M (-45.9%) due to $345.7M FX loss vs prior $127.7M gain.
- Adjusted EBITDA $1,744M (+1.9%); margin 68.1%.
- AFFO to common holders $1,290M (-1.0%); as adjusted +7.1% from interest savings on India sale proceeds.
- AFFO per share adj. $2.75 (+6.6%); cash from ops $1,295M; free cash flow $955M.

## SEC filing metadata
- accession: 0001053507-25-000100
- form_type: 8-K
- ticker: AMT
- cik: 0001053507
- company_name: AMERICAN TOWER CORP /MA/
- filed_at: 2025-04-29T23:59:59+00:00
- event_type: earnings
- sentiment: neutral
- materiality_score: 0.65
- calibrated_materiality_score: 0.65
- confidence: high
- sec_items: 2.02, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1053507/000105350725000100/0001053507-25-000100-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1053507/000105350725000100/amt-20250429.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001053507-25-000100
- JSON: https://secwatch.observer/filing/0001053507-25-000100.json
- Plain text: https://secwatch.observer/filing/0001053507-25-000100.txt

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