AMERICAN TOWER CORP /MA/ — DEF 14A Filings
27 DEF 14A filings on record
This page lists all DEF 14A filings submitted to the SEC by AMERICAN TOWER CORP /MA/ (AMT), sorted by most recent first. Each row links to the full filing on EdgarLookup. AMERICAN TOWER CORP /MA/ has filed 27 DEF 14A documents with the SEC since 2017. To view all SEC filings by AMERICAN TOWER CORP /MA/, see the full filings list.
All
10-K
10-K/A
10-Q
10-Q/A
11-K
144
15-12B
25-NSE
3
3/A
305B2
305B2/A
4
4/A
424A
424B2
424B3
424B4
424B5
424B8
425
5
8-A12B
8-K
8-K/A
ARS
CERT
CERTNYS
CORRESP
CT ORDER
DEF 14A
DEFA14A
DEFM14A
DEFR14A
EFFECT
FWP
NO ACT
NT 10-K
NT 10-Q
POS AM
POSASR
PRE 14A
PRER14A
PX14A6G
RW
S-1
S-1/A
S-1MEF
S-3
S-3/A
S-3ASR
S-3MEF
S-4
S-4/A
S-8
S-8 POS
SC 13D
SC 13D/A
SC 13G
SC 13G/A
SC TO-C
SC TO-I
SC TO-I/A
SC TO-T
SC TO-T/A
SCHEDULE 13D/A
SCHEDULE 13G/A
UPLOAD
| Form | Description | Accession Number | Filed | Period |
|---|---|---|---|---|
| DEF 14A | DEF 14A | 0001053507-25-000092 | Apr 2, 2025 | May 14, 2025 |
| DEF 14A | DEF 14A | 0001053507-24-000075 | Apr 10, 2024 | May 22, 2024 |
| DEF 14A | DEF 14A | 0001053507-23-000107 | Apr 12, 2023 | — |
| DEF 14A | DEF 14A | 0001053507-22-000059 | Apr 6, 2022 | May 18, 2022 |
| DEF 14A | DEF 14A | 0001053507-21-000075 | Apr 14, 2021 | May 26, 2021 |
| DEF 14A | DEF 14A | 0001053507-20-000081 | Apr 6, 2020 | May 18, 2020 |
| DEF 14A | DEF 14A | 0001193125-19-102393 | Apr 10, 2019 | May 21, 2019 |
| DEF 14A | DEF 14A | 0001193125-18-114920 | Apr 12, 2018 | May 23, 2018 |
| DEF 14A | DEF 14A | 0001193125-17-128092 | Apr 19, 2017 | May 31, 2017 |
| DEF 14A | DEF 14A | 0001193125-16-551350 | Apr 22, 2016 | Jun 1, 2016 |
| DEF 14A | DEF14A | 0001193125-15-123562 | Apr 9, 2015 | May 20, 2015 |
| DEF 14A | DEF 14A | 0001193125-14-130757 | Apr 4, 2014 | May 20, 2014 |
| DEF 14A | DEF 14A | 0001193125-13-151081 | Apr 11, 2013 | May 21, 2013 |
| DEF 14A | DEF 14A | 0001193125-12-188430 | Apr 27, 2012 | Jun 19, 2012 |
| DEF 14A | NOTICE & PROXY | 0001193125-11-091358 | Apr 7, 2011 | May 18, 2011 |
| DEF 14A | DEFINITIVE NOTICE & PROXY | 0001193125-10-074414 | Apr 1, 2010 | May 12, 2010 |
| DEF 14A | DEF 14A | 0001193125-09-065170 | Mar 27, 2009 | May 6, 2009 |
| DEF 14A | DEFINITIVE PROXY STATEMENT | 0001193125-08-071601 | Apr 1, 2008 | May 15, 2008 |
| DEF 14A | DEFINITIVE NOTICE & PROXY | 0001193125-07-060846 | Mar 22, 2007 | May 9, 2007 |
| DEF 14A | NOTICE AND PROXY STATEMENT | 0001193125-06-066982 | Mar 29, 2006 | May 11, 2006 |
| DEF 14A | DEFINITIVE PROXY STATEMENT | 0001193125-05-085900 | Apr 27, 2005 | May 26, 2005 |
| DEF 14A | DEFINITIVE PROXY STATEMENT | 0001193125-04-054933 | Mar 31, 2004 | May 6, 2004 |
| DEF 14A | N&P | 0000927016-03-001815 | Apr 14, 2003 | May 22, 2003 |
| DEF 14A | NOTICE & PROXY | 0000927016-02-001858 | Apr 2, 2002 | May 16, 2002 |
| DEF 14A | DEF 14A | 0000912057-01-505889 | Mar 30, 2001 | May 17, 2001 |
| DEF 14A | DEFINITIVE 14A | 0000927016-00-001145 | Mar 31, 2000 | May 18, 2000 |
| DEF 14A | NOTICE AND PROXY | 0000927016-99-001379 | Apr 7, 1999 | May 26, 1999 |