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Year archive

AMERICAN TOWER CORP /MA/ — 2026 filings

All 23 regulatory filings released by AMERICAN TOWER CORP /MA/ (AMT) in 2026, sourced directly from the official regulator.

23 Filings
2026 Period
2026 filings (23)
Filing Released Lang
8-K
Regulatory Filings
2026-05-21 English
424B2
Prospectus
2026-05-20 English
8-K
Regulatory Filings
2026-05-19 English
FWP
Regulatory Filings
2026-05-19 English
424B5
Prospectus
2026-05-19 English
8-K - AMERICAN TOWER CORP /MA/ (0001053507) (Filer)
Regulatory Filings
2026-05-07 English
8-K - AMERICAN TOWER CORP /MA/ (0001053507) (Filer)
Regulatory Filings
2026-04-28 English
ARS - AMERICAN TOWER CORP /MA/ (0001053507) (Filer)
Annual Report
2026-04-08 English
DEF 14A - AMERICAN TOWER CORP /MA/ (0001053507) (Filer)
Proxy Solicitation & Information Statement
2026-04-08 English
SCHEDULE 13G/A - AMERICAN TOWER CORP /MA/ (0001053507) (Subject)
Major Shareholding Notification
2026-03-26 English
4 - AMERICAN TOWER CORP /MA/ (0001053507) (Filer)
Director's Dealing
2026-03-03 English
4 - AMERICAN TOWER CORP /MA/ (0001053507) (Filer)
Director's Dealing
2026-03-03 English
8-K - AMERICAN TOWER CORP /MA/ (0001053507) (Filer)
Regulatory Filings
2026-02-27 English
4 - AMERICAN TOWER CORP /MA/ (0001053507) (Filer)
Director's Dealing
2026-02-27 English
4 - AMERICAN TOWER CORP /MA/ (0001053507) (Filer)
Director's Dealing
2026-02-27 English
4 - AMERICAN TOWER CORP /MA/ (0001053507) (Filer)
Director's Dealing
2026-02-27 English
10-K - AMERICAN TOWER CORP /MA/ (0001053507) (Filer)
Annual Report FY 2025
2026-02-24 English
8-K - AMERICAN TOWER CORP /MA/ (0001053507) (Filer)
Regulatory Filings
2026-02-24 English
4 - AMERICAN TOWER CORP /MA/ (0001053507) (Filer)
Director's Dealing
2026-02-19 English
8-K Filing
Regulatory Filings
2026-01-29 English
8-K Filing
Regulatory Filings
2026-01-28 English
4 Filing
Director's Dealing
2026-01-06 English
4 Filing
Director's Dealing
2026-01-06 English