0001053507-24-000019.txt : 20240301 0001053507-24-000019.hdr.sgml : 20240301 20240301172907 ACCESSION NUMBER: 0001053507-24-000019 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20240228 FILED AS OF DATE: 20240301 DATE AS OF CHANGE: 20240301 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Bartlett Thomas A CENTRAL INDEX KEY: 0001315047 ORGANIZATION NAME: FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-14195 FILM NUMBER: 24711761 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_1709332133.xml FORM 4 X0508 4 2024-02-28 0 0001053507 AMERICAN TOWER CORP /MA/ AMT 0001315047 Bartlett Thomas A 116 HUNTINGTON AVENUE BOSTON MA 02116 0 0 0 1 Advisor to CEO 0 Common Stock 2024-02-28 4 A 0 53009 0 A 302058 D Common Stock 16928 I By trusts for children Common Stock 193 I By Spouse Reflects the number of performance-based restricted stock units ("PSUs") earned, as a result of the Compensation Committee's certification to the achievement of performance based on a three-year performance period, under the terms of a PSU award granted on March 10, 2021. These shares will vest three years from the grant date of such PSU award, and each PSU represents a contingent right to receive one share of Common Stock. The reporting person disclaims beneficial ownership in shares held by trusts for children. /s/ Marina A. Breed, as attorney-in-fact 2024-03-01