(AMT)

Reporting relationship: Director
Issuer ticker: AMT
Reported as of: 10 Mar 2026
Net transaction value: $0
SEC form: 4
Accepted by SEC: 12 Mar 2026, 16:35:42 UTC
Prior SEC filing: 02 Jan 2026
Next SEC filing: 02 Apr 2026
Source filing: View source filing
Reporting owner signature: /s/ Marina A. Breed, as attorney-in-fact

Key filing fact

Craig Macnab filed Form 4 for AMERICAN TOWER CORP /MA/ (AMT) on 12 Mar 2026.

Key facts

This page summarizes Craig Macnab's Form 4 filing for AMERICAN TOWER CORP /MA/ (AMT).
1 reported transaction and 0 derivative rows are listed below.
Accepted by SEC: 12 Mar 2026, 16:35.

Change

Previous filing in this sequence was filed on 02 Jan 2026.
Current net transaction value: $0.

Research use

This tells you what this filing adds before you inspect full transaction and derivative tables.
You can trace every row back to the original SEC filing document.

Evidence

Filed on Form 4

Ownership activity is grounded in SEC Form 4 disclosures.

View source filing

Reporting Owners (1)

CIK 0001020280 Primary reporting owner

MACNAB CRAIG

Relationship: Director
Address: 222 BERKELEY STREET, BOSTON
Signature: /s/ Marina A. Breed, as attorney-in-fact
Signature date: 12 Mar 2026

Reported non-derivative transactions

Shares, units, or other non-derivative securities reported in this filing.

AMT transaction

Common Stock

Award

Transaction value
Shares: +1,209
Change %: +8.6%
Price: $0.000000^*
Shares after: 15,315
Date: 10 Mar 2026
Ownership: Direct
Footnotes: F1

^* marks a reported price that did not pass the local price check.

Additional SEC filing notes

Filing notes and footnotes

Explanation of responses 1 footnote

Footnote F1

These restricted stock units ("RSUs") were granted pursuant to the 2007 Equity Incentive Plan, as amended, and vest on March 10, 2027. Each RSU represents a contingent right to receive one share of Common Stock.