0001972362-23-000934.txt : 20231109 0001972362-23-000934.hdr.sgml : 20231109 20231109175801 ACCESSION NUMBER: 0001972362-23-000934 CONFORMED SUBMISSION TYPE: 144 PUBLIC DOCUMENT COUNT: 1 FILED AS OF DATE: 20231109 DATE AS OF CHANGE: 20231109 SUBJECT COMPANY: 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 FILING VALUES: FORM TYPE: 144 SEC ACT: 1933 Act SEC FILE NUMBER: 001-14195 FILM NUMBER: 231394076 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 REPORTING-OWNER: COMPANY DATA: COMPANY CONFORMED NAME: REED JOANN A CENTRAL INDEX KEY: 0001252013 FILING VALUES: FORM TYPE: 144 MAIL ADDRESS: STREET 1: C/O AMERICAN TOWER CORP STREET 2: 116 HUNTINGTON AVENUE CITY: BOSTON STATE: MA ZIP: 02116 144 1 primary_doc.xml 144 0001252013 XXXXXXXX LIVE 0001053507 AMERICAN TOWER CORPORATION 001-14195 116 HUNTINGTON AVE BOSTON MA 02116 6173757500 REED JOANN A Director COMMON Morgan Stanley Smith Barney LLC Executive Services

200 W Civic Center Dr - 4th Floor Sandy UT 84070

4856 891410.78 466200000 11/09/2023 NYSE COMMON 11/09/2023 STOCK OPTION EXERCISE ISSUER N 4856 11/09/2023 COMPENSATION Y 11/09/2023 /s/ JoAnn A Reed