AMERICAN TOWER CORP /MA/ — Director's Dealing 2019

May 20, 2019

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: AMERICAN TOWER CORP /MA/ (AMT)
CIK: 0001053507
Period of Report: 2019-05-16

Reporting Person: SHARBUTT DAVID E (Director)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2019-05-16	Common Stock	M	1200	$76.90	Acquired	3097	Direct
2019-05-16	Common Stock	S	1200	$202.46	Disposed	1897	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2019-05-16	Option to Purchase Common Stock	$76.90	M	1200	Disposed	2023-03-11	Common Stock (1200)	Direct

Footnotes

F1: This option was granted pursuant to the 2007 Equity Incentive Plan, as amended.