AMERICAN TOWER CORP /MA/ — Director's Dealing 2016

Mar 1, 2016

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: AMERICAN TOWER CORP /MA/ (AMT)
CIK: 0001053507
Period of Report: 2016-02-26

Reporting Person: DiSanto Edmund (EVP, Chief Admin Ofr, GC & Sec)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2016-02-26	Common Stock	A	4366	—	Acquired	117720	Direct

Footnotes

F1: Reflects the number of performance stock units ("PSUs") earned under the terms of a PSU award granted on March 10, 2015, as a result of the Compensation Committee's certification to the achievement of performance. These shares will vest at the end of the three-year performance period, and each PSU represents a contingent right to receive one share of Common Stock.

F2: Includes 38 and 37 shares acquired under the Company's employee stock purchase plan in May and November 2015, respectively, and excludes 4,839 shares, inadvertently included in his previous Form 4.