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AMT · American Tower Corp /Ma/ · Documents

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$161.06 -2.63 (-1.61%) At close · Oct 1
S&P 500 member Russell 1000 member Rebalance outlook locked
Market Cap
$77.54B
Shares
465.96M
Volume · Oct 1 2.65M Avg daily vol (3M) 2.66M

The company's filings as submitted to the SEC's EDGAR system — 10-K, 10-Q, 8-K, proxy statements and more — listed most recent first.

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Type Filing Date Period Open
8-K 2026-09-18 2026-09-17
8-K 2026-09-14 —
Investor Event Transcript 2026-09-09 2026-09-30
8-K 2026-09-09 —
10-Q 2026-07-28 2026-06-30
8-K 2026-07-28 —
8-K 2026-06-04 2026-06-02
8-K 2026-06-02 —
8-K 2026-05-27 —
8-K 2026-05-21 2026-05-20
8-K 2026-05-19 —
Investor Event Transcript 2026-05-14 2026-06-30
8-K 2026-05-07 —
10-Q 2026-04-28 2026-03-31
8-K 2026-04-28 —
DEF 14A 2026-04-08 2026-05-20
8-K 2026-03-10 2026-03-06
Investor Event Transcript 2026-03-09 2026-03-31
8-K 2026-03-05 —
8-K 2026-02-27 2026-02-25
8-K 2026-02-24 —
10-K 2026-02-24 2025-12-31
8-K 2026-01-29 2026-01-26
8-K 2026-01-28 —
8-K 2025-12-05 —
8-K 2025-12-04 —
8-K 2025-12-02 —
8-K 2025-11-07 2025-11-05
8-K 2025-10-28 —
10-Q 2025-10-28 2025-09-30
8-K 2025-09-24 2025-09-23
8-K 2025-09-18 2025-09-16
8-K 2025-09-16 —
8-K 2025-09-11 —
8-K 2025-09-05 2025-09-03
8-K 2025-08-25 2025-08-22
10-Q 2025-07-29 2025-06-30
8-K 2025-07-29 —
8-K 2025-05-30 —
8-K 2025-05-21 —
8-K 2025-05-15 2025-05-14
8-K 2025-04-29 —
10-Q 2025-04-29 2025-03-31
DEF 14A 2025-04-02 2025-05-14
8-K 2025-03-20 2025-03-17
8-K 2025-03-14 —
8-K 2025-03-11 —
8-K 2025-03-06 —
8-K 2025-03-05 2025-02-27
10-K 2025-02-25 2024-12-31
Showing 1–50 of 211 filings
Key facts CIK 1053507 CUSIP 03027X100 13F (30d) 42 filings 28 filers Visit website Investor relations