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Home > Insider Trading > Filing (0001338678-10-000047)

Filing Details

Accession Number:: 0001338678-10-000047
Form Type:: 4
Zero Holdings:: No
Publication Time:: 2010-06-21 13:00:00
Reporting Period:: 2010-06-17

Filing Date:: 2010-06-21
Accepted Time:: 2010-06-21 17:15:52
SEC Url:: Form 4 Filing

Issuer

Cik	Name	Symbol	Sector (SIC)	IRS No
1053507	American Tower Corp	AMT	Communications Services, Nec (4899)	650723837

Insiders

Cik	Name	Reported Address	Insider Title	Director	Officer	Large Shareholder	Other
1315047	A Thomas Bartlett	116 Huntington Avenue Boston MA 02116	Evp & Cfo	No	Yes	No	No

Reported Non-Derivative Transactions

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Sec. Name	Acquisiton - Disposition	Date	Amount	Price	Remaning Holdings	Equity Swap Involved	Form Type	Code	Nature of Ownership	Explanation
Class A Common Stock	Acquisiton	2010-06-18	32,621	$31.54	39,183	No	4	M	Direct
Class A Common Stock	Disposition	2010-06-18	32,621	$45.00	6,562	No	4	S	Direct
Class A Common Stock	Disposition	2010-06-17	600	$45.00	5,962	No	4	S	Direct
Class A Common Stock	Disposition	2010-06-18	5,962	$45.00	0	No	4	S	Direct

Equity Swap Involved	Form Type	Code	Nature of Ownership	Explanation
No	4	M	Direct
No	4	S	Direct
No	4	S	Direct
No	4	S	Direct

Reported Derivative Transactions

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Sec. Name	Sec. Type	Acquisiton - Disposition	Date	Amount	Price	Amount - 2	Price - 2
Class A Common Stock	Option to Purchase Class A Common Stock	Disposition	2010-06-18	32,621	$0.00	32,621	$31.54

Remaning Holdings	Exercise Date	Expiration Date	Equity Swap Involved	Transaction Form Type	Transaction Code	Nature of Ownership
0		2019-04-01	No	4	M	Direct

Footnotes

The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan.
This option was granted pursuant to the 2007 Equity Incentive Plan and is exercisable in 25% cumulative annual increments beginning April 1, 2010.