0001053507-24-000111.txt : 20240806 0001053507-24-000111.hdr.sgml : 20240806 20240806164813 ACCESSION NUMBER: 0001053507-24-000111 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20240802 FILED AS OF DATE: 20240806 DATE AS OF CHANGE: 20240806 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Vondran Steven O CENTRAL INDEX KEY: 0001749304 ORGANIZATION NAME: FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-14195 FILM NUMBER: 241180129 MAIL ADDRESS: STREET 1: 116 HUNTINGTON AVENUE CITY: BOSTON STATE: MA ZIP: 02116 ISSUER: COMPANY DATA: COMPANY CONFORMED NAME: AMERICAN TOWER CORP /MA/ CENTRAL INDEX KEY: 0001053507 STANDARD INDUSTRIAL CLASSIFICATION: REAL ESTATE INVESTMENT TRUSTS [6798] ORGANIZATION NAME: 05 Real Estate & Construction IRS NUMBER: 650723837 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 BUSINESS ADDRESS: STREET 1: 116 HUNTINGTON AVE CITY: BOSTON STATE: MA ZIP: 02116 BUSINESS PHONE: 6173757500 MAIL ADDRESS: STREET 1: 116 HUNTINGTON AVE CITY: BOSTON STATE: MA ZIP: 02116 FORMER COMPANY: FORMER CONFORMED NAME: AMERICAN TOWER SYSTEMS CORP DATE OF NAME CHANGE: 19980128 4 1 wk-form4_1722977285.xml FORM 4 X0508 4 2024-08-02 0 0001053507 AMERICAN TOWER CORP /MA/ AMT 0001749304 Vondran Steven O 116 HUNTINGTON AVENUE BOSTON MA 02116 1 1 0 0 President and CEO 1 Common Stock 2024-08-02 4 M 0 21537 94.57 A 83380 D Common Stock 2024-08-02 4 S 0 21537 230 D 61843 D Option to Purchase Common Stock 94.57 2024-08-02 4 M 0 21537 0 D 2025-03-10 Common Stock 21537 0 D The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on March 6, 2024. This option was granted pursuant to the 2007 Equity Incentive Plan, as amended, and is exercisable in 25% cumulative annual increments beginning March 10, 2016. /s/ Marina A. Breed, as attorney-in-fact 2024-08-06