---
schema_version: "secwatch.filing_event.v1"
accession: "0001053507-26-000127"
form_type: "8-K"
ticker: "AMT"
cik: "0001053507"
company_name: "AMERICAN TOWER CORP /MA/"
filed_at: "2026-06-04T20:39:19+00:00"
generated_at: "2026-06-04T21:08:40.014856+00:00"
event_type: "other_material"
sentiment: "negative"
materiality_score: 0.65
calibrated_materiality_score: 0.65
confidence: "high"
source: SEC EDGAR
---

# American Tower terminates DISH collocation agreement; DISH revenue fully in churn from Jan 1

## Summary
- Delivered notice of termination, effective June 2, 2026, to DISH Wireless.
- Since Jan 1, 2026, 100% of DISH revenue has been reflected in churn; no impact on FY 2026 financial results expected.
- Company continues to pursue litigation against DISH regarding obligations under the Strategic Collocation Agreement.
- SCA was entered in March 2021; termination includes related agreements.

## SEC filing metadata
- accession: 0001053507-26-000127
- form_type: 8-K
- ticker: AMT
- cik: 0001053507
- company_name: AMERICAN TOWER CORP /MA/
- filed_at: 2026-06-04T20:39:19+00:00
- event_type: other_material
- sentiment: negative
- materiality_score: 0.65
- calibrated_materiality_score: 0.65
- confidence: high
- sec_items: 8.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1053507/000105350726000127/0001053507-26-000127-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1053507/000105350726000127/amt-20260602.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001053507-26-000127
- JSON: https://secwatch.observer/filing/0001053507-26-000127.json
- Plain text: https://secwatch.observer/filing/0001053507-26-000127.txt

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