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

Jun 9, 2016

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: AMERICAN TOWER CORP /MA/ (AMT)
CIK: 0001053507
Period of Report: 2016-06-07

Reporting Person: DOLAN RAYMOND P (Director)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2016-06-07	Common Stock	M	4167	$43.11	Acquired	15604	Direct
2016-06-07	Common Stock	S	4167	$108.00	Disposed	11437	Direct
2016-06-07	Common Stock	M	7152	$28.39	Acquired	18589	Direct
2016-06-07	Common Stock	S	7152	$108.00	Disposed	11437	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2016-06-07	Option to purchase Common Stock	$43.11	M	4167	Disposed	2020-03-10	Common Stock (4167)	Direct
2016-06-07	Option to purchase Common Stock	$28.39	M	7152	Disposed	2019-03-10	Common Stock (7152)	Direct

Footnotes

F1: The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on May 13, 2016.