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American Tower Corporation (AMT) Annual Report (10-K) 2011

View all American Tower Corporation 10-K annual reports filed with the SEC. Each report includes audited financial statements, revenue breakdown, risk factors, and Management’s Discussion & Analysis (MD&A). ...more

Annual Reports 10K (52) Quarterly Reports 10Q (92) Other SEC Filings (2325)
Years
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Last updated: March 17, 2026, 5:32 AM ET

SEC Filings

Date

2026

ARS

Annual Report to Shareholders

Apr 8, 2026 08:50 AM

10-K

Annual financial results and management updates

Feb 24, 2026 04:08 PM

2025

ARS

Annual Report to Shareholders

Apr 2, 2025 07:54 AM

10-K

Annual financial results and management updates

Feb 25, 2025 04:15 PM

2024

ARS

Annual Report to Shareholders

Apr 10, 2024 08:23 AM

10-K

Annual financial results and management updates

Feb 27, 2024 04:21 PM

2023

ARS

Annual Report to Shareholders

Apr 12, 2023 08:20 AM

10-K

Annual financial results and management updates

Feb 23, 2023 04:13 PM

2022

10-K

Annual financial results and management updates

Feb 24, 2022 05:52 PM

2021

10-K

Annual financial results and management updates

Feb 25, 2021 04:15 PM

2020

10-K

Annual financial results and management updates

Feb 25, 2020 04:10 PM

2019

10-K

Annual financial results and management updates

Feb 27, 2019 04:46 PM

2018

10-K

Annual financial results and management updates

Feb 27, 2018 05:43 PM

2017

10-K

Annual financial results and management updates

Feb 27, 2017 05:05 PM

2016

10-K

Annual financial results and management updates

Feb 26, 2016 05:35 PM

2015

ARS

Annual Report to Shareholders

May 5, 2015 11:42 AM

10-K

Annual financial results and management updates

Feb 24, 2015 06:35 AM

2014

ARS

Annual Report to Shareholders

Apr 30, 2014 10:44 AM

10-K

Annual financial results and management updates

Feb 25, 2014 09:57 PM

2013

ARS

Annual Report to Shareholders

Apr 17, 2013 11:14 AM

10-K

Annual financial results and management updates

Feb 26, 2013 09:32 PM

2012

ARS

Annual Report to Shareholders

May 11, 2012 02:29 PM

10-K

Annual financial results and management updates

Feb 28, 2012 07:04 PM

2011

ARS

Annual Report to Shareholders

Apr 13, 2011 10:20 AM

10-K

Annual financial results and management updates

Feb 28, 2011 04:59 PM

2010

ARS

Annual Report to Shareholders

Apr 6, 2010 10:35 AM

10-K

Annual financial results and management updates

Mar 1, 2010 05:12 PM

2009

ARS

Annual Report to Shareholders

Apr 15, 2009 04:38 PM

10-K

Annual financial results and management updates

Feb 26, 2009 04:58 PM

2008

ARS

Annual Report to Shareholders

Apr 7, 2008 04:41 PM

10-K

Annual financial results and management updates

Mar 14, 2008 02:01 PM

NT 10-K

Notification of late filing for Annual Report

Feb 28, 2008 08:02 AM

2007

ARS

Annual Report to Shareholders

Mar 30, 2007 12:17 PM

10-K

Annual financial results and management updates

Feb 28, 2007 05:07 PM

10-K/A

Amendment to a previously filed Annual Report

Feb 23, 2007 10:47 AM

2006

10-K/A

Amendment to a previously filed Annual Report

Nov 28, 2006 09:36 PM

ARS

Annual Report to Shareholders

Apr 14, 2006 10:37 AM

10-K

Annual financial results and management updates

Mar 15, 2006 06:24 AM

2005

ARS

Annual Report to Shareholders

Apr 29, 2005 10:21 AM

10-K

Annual financial results and management updates

Mar 30, 2005 01:13 PM

American Tower Corporation Annual Report (10-K) 2011

Annual Reports / Annual financial results and management updates

Feb 28, 2011 04:59 PM

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