0001053507-23-000074.txt : 20230314 0001053507-23-000074.hdr.sgml : 20230314 20230314161659 ACCESSION NUMBER: 0001053507-23-000074 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20230310 FILED AS OF DATE: 20230314 DATE AS OF CHANGE: 20230314 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Dowling Ruth T CENTRAL INDEX KEY: 0001960785 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-14195 FILM NUMBER: 23731211 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] 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 wf-form4_167882499043864.xml FORM 4 X0306 4 2023-03-10 0 0001053507 AMERICAN TOWER CORP /MA/ AMT 0001960785 Dowling Ruth T 116 HUNTINGTON AVENUE BOSTON MA 02116 0 1 0 0 EVP, Chief Admin Ofr, GC & Sec Common Stock 2023-03-10 4 A 0 4706 0 A 14426 D Common Stock 2023-03-10 4 F 0 638 191.27 D 13788 D Common Stock 2023-03-11 4 F 0 195 191.27 D 13593 D These restricted stock units ("RSUs") were granted pursuant to the 2007 Equity Incentive Plan, as amended (the "Plan"), and vest 1/3rd annually over three years, commencing one year from the date of grant. Each RSU represents a contingent right to receive one share of Common Stock. Shares delivered to the issuer for the payment of withholding taxes in connection with the vesting of RSUs previously granted under the Plan. /s/ Marina A. Breed, as attorney-in-fact 2023-03-14