0001338678-18-000026.txt : 20180322 0001338678-18-000026.hdr.sgml : 20180322 20180322162602 ACCESSION NUMBER: 0001338678-18-000026 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20180320 FILED AS OF DATE: 20180322 DATE AS OF CHANGE: 20180322 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: THOMPSON SAMME L CENTRAL INDEX KEY: 0001197598 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-14195 FILM NUMBER: 18707228 MAIL ADDRESS: STREET 1: C/O TELIT ASSOCIATES, INC. STREET 2: 333 NORTH MICHIGAN AVENUE CITY: CHICAGO STATE: IL ZIP: 60601 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 2018-03-20 0001053507 AMERICAN TOWER CORP /MA/ AMT 0001197598 THOMPSON SAMME L 116 HUNTINGTON AVENUE BOSTON MA 02116 1 0 0 0 Common Stock 2018-03-20 4 M 0 3500 28.39 A 22125 D Common Stock 2018-03-20 4 S 0 2900 146.26 D 19225 D Common Stock 2018-03-20 4 S 0 600 146.82 D 18625 D Option to Purchase Common Stock 28.39 2018-03-20 4 M 0 3500 0 D 2009-03-10 2019-03-10 Common Stock 3500 3652 D The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on August 30, 2017. Represents the weighted average price of shares sold in multiple same-day transactions at prices ranging from $145.69 to $146.66 per share. Represents the weighted average price of shares sold in multiple same-day transactions at prices ranging from $146.78 to $146.92 per share. This option was granted pursuant to the 2007 Equity Incentive Plan, as amended. /s/ Mneesha O. Nahata, as attorney-in-fact 2018-03-22