AMERICAN TOWER CORP /MA/ — Director's Dealing 2012

Feb 13, 2012

SEC Form 5 — Annual Statement of Changes in Beneficial Ownership

Issuer: AMERICAN TOWER CORP /MA/ (AMT)
CIK: 0001053507
Period of Report: 2011-12-31

Reporting Person: TAICLET JAMES D JR (Director, Chairman, President and CEO)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2011-12-30	Class A Common Stock	G	630	—	Disposed	38845	Direct
2011-12-30	Class A Common Stock	G	630	—	Acquired	1630	Indirect

Footnotes

F1: Gift of Class A Common Stock to Mr. Taiclet's children.

F2: Mr. Taiclet disclaims beneficial ownership in shares owned by his minor children.