AMERICAN TOWER CORP /MA/ — 424B5 Filings
49 424B5 filings on record
This page lists all 424B5 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 49 424B5 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 |
|---|---|---|---|---|
| 424B5 | 424B5 | 0001193125-25-304622 | Dec 2, 2025 | — |
| 424B5 | 424B5 | 0001193125-25-200816 | Sep 11, 2025 | — |
| 424B5 | 424B5 | 0001193125-25-123578 | May 21, 2025 | — |
| 424B5 | 424B5 | 0001193125-25-051549 | Mar 11, 2025 | — |
| 424B5 | 424B5 | 0001193125-24-260510 | Nov 18, 2024 | — |
| 424B5 | 424B5 | 0001193125-24-144376 | May 22, 2024 | — |
| 424B5 | 424B5 | 0001193125-24-056970 | Mar 4, 2024 | — |
| 424B5 | 424B5 | 0001193125-23-233068 | Sep 12, 2023 | — |
| 424B5 | 424B5 | 0001193125-23-149985 | May 22, 2023 | — |
| 424B5 | 424B5 | 0001193125-23-138825 | May 9, 2023 | — |
| 424B5 | 424B5 | 0001193125-23-052510 | Feb 28, 2023 | — |
| 424B5 | 424B5 | 0001193125-22-165701 | Jun 2, 2022 | — |
| 424B5 | 424B5 | 0001193125-22-087501 | Mar 29, 2022 | — |
| 424B5 | 424B5 | 0001193125-21-285945 | Sep 29, 2021 | — |
| 424B5 | 424B5 | 0001193125-21-280172 | Sep 23, 2021 | — |
| 424B5 | 424B5 | 0001193125-21-164458 | May 18, 2021 | — |
| 424B5 | 424B5 | 0001193125-21-150723 | May 5, 2021 | — |
| 424B5 | 424B5 | 0001193125-21-091954 | Mar 24, 2021 | — |
| 424B5 | 424B5 | 0001193125-20-295548 | Nov 17, 2020 | — |
| 424B5 | 424B5 | 0001193125-20-251879 | Sep 23, 2020 | — |
| 424B5 | 424B5 | 0001193125-20-237558 | Sep 2, 2020 | — |
| 424B5 | 424B5 | 0001193125-20-156619 | Jun 1, 2020 | — |
| 424B5 | 424B5 | 0001193125-20-002613 | Jan 7, 2020 | — |
| 424B5 | 424B5 | 0001193125-19-258181 | Sep 30, 2019 | — |
| 424B5 | 424B5 | 0001193125-19-168758 | Jun 10, 2019 | — |
| 424B5 | 424B5 | 0001193125-19-071425 | Mar 12, 2019 | — |
| 424B5 | 424B5 | 0001193125-18-163276 | May 15, 2018 | — |
| 424B5 | 424B5 | 0001193125-17-360899 | Dec 5, 2017 | — |
| 424B5 | 424B5 | 0001193125-17-214161 | Jun 27, 2017 | — |
| 424B5 | 424B5 | 0001193125-17-102631 | Mar 30, 2017 | — |
| 424B5 | 424B5 | 0001193125-16-785212 | Dec 5, 2016 | — |
| 424B5 | 424B5 | 0001193125-16-722481 | Sep 28, 2016 | — |
| 424B5 | 424B5 | 0001193125-16-584770 | May 10, 2016 | — |
| 424B5 | 424B5 | 0001193125-16-424138 | Jan 8, 2016 | — |
| 424B5 | 424B5 | 0001193125-15-167683 | May 4, 2015 | — |
| 424B5 | 424B5 | 0001193125-15-059036 | Feb 24, 2015 | — |
| 424B5 | 424B5 | 0001193125-15-059032 | Feb 24, 2015 | — |
| 424B5 | 424B5 | 0001193125-14-292628 | Aug 4, 2014 | — |
| 424B5 | 424B5 | 0001193125-14-182628 | May 5, 2014 | — |
| 424B5 | PROSPECTUS SUPPLEMENT | 0001193125-14-003571 | Jan 7, 2014 | — |
| 424B5 | 424B5 | 0001193125-13-333822 | Aug 14, 2013 | — |
| 424B5 | 424B5 | 0001193125-13-001702 | Jan 3, 2013 | — |
| 424B5 | PROSPECTUS SUPPLEMENT | 0001193125-12-100316 | Mar 7, 2012 | — |
| 424B5 | 424B5 | 0001193125-11-262057 | Oct 3, 2011 | — |
| 424B5 | 424B5 | 0001193125-10-272646 | Dec 2, 2010 | — |
| 424B5 | 424B5 | 0001193125-10-185494 | Aug 11, 2010 | — |
| 424B5 | 424B5 FOR AMERICAN TOWER CORPORATION | 0001193125-03-025415 | Jul 29, 2003 | — |
| 424B5 | FORM 424B5 | 0000927016-01-000223 | Jan 22, 2001 | — |
| 424B5 | FORM 424B5 | 0000927016-00-002270 | Jun 23, 2000 | — |