---
schema_version: "secwatch.filing_event.v1"
accession: "0001053507-22-000025"
form_type: "8-K"
ticker: "AMT"
cik: "0001053507"
company_name: "AMERICAN TOWER CORP /MA/"
filed_at: "2022-03-11T23:59:59+00:00"
generated_at: "2026-06-26T23:28:55.040578+00:00"
event_type: "other_material"
sentiment: "neutral"
materiality_score: 0.5
calibrated_materiality_score: 0.5
confidence: "high"
source: SEC EDGAR
---

# American Tower elects Kelly Chambliss to board, declares $1.40 quarterly dividend

## Summary
- Kelly C. Chambliss elected as director effective March 10, 2022; she is SVP & COO at IBM Consulting.
- Chambliss previously served on CoreSite Realty board, which American Tower acquired in December 2021.
- Quarterly cash dividend of $1.40 per share declared, payable April 29, 2022 to holders of record April 13, 2022.

## SEC filing metadata
- accession: 0001053507-22-000025
- form_type: 8-K
- ticker: AMT
- cik: 0001053507
- company_name: AMERICAN TOWER CORP /MA/
- filed_at: 2022-03-11T23:59:59+00:00
- event_type: other_material
- sentiment: neutral
- materiality_score: 0.5
- calibrated_materiality_score: 0.5
- confidence: high
- sec_items: 5.02, 8.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1053507/000105350722000025/0001053507-22-000025-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1053507/000105350722000025/amt-20220310.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001053507-22-000025
- JSON: https://secwatch.observer/filing/0001053507-22-000025.json
- Plain text: https://secwatch.observer/filing/0001053507-22-000025.txt

## Key facts
- Executive change
  Kelly C. Chambliss was elected as director at AMERICAN TOWER CORP /MA/.
  - Action: elected
  - Role: director
  source text: On March 10, 2022, the Board of Directors (the “Board”) of American Tower Corporation (the “Company”) elected Kelly C. Chambliss as a director, effective immediately.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1053507/000105350722000025/0001053507-22-000025-index.htm

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