0001053507-21-000050.txt : 20210312 0001053507-21-000050.hdr.sgml : 20210312 20210312162042 ACCESSION NUMBER: 0001053507-21-000050 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20210310 FILED AS OF DATE: 20210312 DATE AS OF CHANGE: 20210312 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Meyer Robert Joseph JR CENTRAL INDEX KEY: 0001363889 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-14195 FILM NUMBER: 21737704 MAIL ADDRESS: STREET 1: 61 SCHOOL STREET CITY: ARLINGTON STATE: MA ZIP: 02476 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 edgar.xml PRIMARY DOCUMENT X0306 4 2021-03-10 0001053507 AMERICAN TOWER CORP /MA/ AMT 0001363889 Meyer Robert Joseph JR 116 HUNTINGTON AVENUE BOSTON MA 02116 0 1 0 0 SVP & Chief Accounting Officer Common Stock 2021-03-10 4 A 0 4159 0.0 A 33857 D Common Stock 2021-03-10 4 F 0 594 204.42 D 33263 D Common Stock 2021-03-11 4 F 0 338 213.9 D 32925 D These restricted stock units ("RSUs") were granted pursuant to the 2007 Equity Incentive Plan, as amended (the "Plan"), and vest in 25% cumulative annual increments beginning March 10, 2022. Each RSU respresents 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/ Mneesha O. Nahata, as attorney-in-fact 2021-03-12