IRON MOUNTAIN INC — DEF 14A Filings
29 DEF 14A filings on record
This page lists all DEF 14A filings submitted to the SEC by IRON MOUNTAIN INC (IRM), sorted by most recent first. Each row links to the full filing on EdgarLookup. IRON MOUNTAIN INC has filed 29 DEF 14A documents with the SEC since 2018. To view all SEC filings by IRON MOUNTAIN INC, see the full filings list.
All
10-K
10-K/A
10-K405
10-Q
10-Q/A
11-K
144
144/A
15-12B
25
25-NSE
3
3/A
305B2
4
4/A
424B3
424B4
424B5
425
5
5/A
8-A12B
8-A12B/A
8-K
8-K/A
8-K12B
ARS
AW
CERTNYS
CORRESP
DEF 14A
DEFA14A
DEFM14A
DEFR14A
DFAN14A
EFFECT
FWP
IRANNOTICE
NO ACT
POS AM
POSASR
PRE 14A
PREC14A
PREM14A
PRER14A
PRRN14A
REGDEX
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
SCHEDULE 13G
SCHEDULE 13G/A
UPLOAD
| Form | Description | Accession Number | Filed | Period |
|---|---|---|---|---|
| DEF 14A | DEF 14A | 0001020569-26-000026 | Mar 24, 2026 | Dec 31, 2025 |
| DEF 14A | DEF 14A | 0001020569-25-000094 | Apr 18, 2025 | May 29, 2025 |
| DEF 14A | DEF 14A | 0001020569-24-000115 | Apr 19, 2024 | Dec 31, 2023 |
| DEF 14A | DEFINITIVE PROXY STATEMENT | 0001308179-23-000452 | Mar 30, 2023 | — |
| DEF 14A | DEFINITIVE PROXY STATEMENT | 0001206774-22-000944 | Mar 31, 2022 | May 10, 2022 |
| DEF 14A | DEFINITIVE PROXY STATEMENT | 0001206774-21-000973 | Apr 2, 2021 | May 12, 2021 |
| DEF 14A | DEFINITIVE PROXY STATEMENT | 0001206774-20-001055 | Apr 3, 2020 | May 13, 2020 |
| DEF 14A | DEFINITIVE PROXY STATEMENT | 0001206774-19-001301 | Apr 11, 2019 | May 22, 2019 |
| DEF 14A | DEF 14A | 0001047469-18-003344 | Apr 30, 2018 | Jun 14, 2018 |
| DEF 14A | DEF 14A | 0001047469-17-002596 | Apr 13, 2017 | May 24, 2017 |
| DEF 14A | DEF 14A | 0001047469-16-012559 | Apr 26, 2016 | Jun 17, 2016 |
| DEF 14A | DEF 14A | 0001047469-15-003454 | Apr 13, 2015 | May 28, 2015 |
| DEF 14A | DEF 14A | 0001047469-14-003768 | Apr 14, 2014 | May 29, 2014 |
| DEF 14A | DEF 14A | 0001047469-13-004771 | Apr 24, 2013 | Jun 6, 2013 |
| DEF 14A | DEF 14A | 0001047469-12-004999 | Apr 30, 2012 | Jun 14, 2012 |
| DEF 14A | DEF 14A | 0001047469-11-004349 | May 2, 2011 | Jun 10, 2011 |
| DEF 14A | DEF 14A | 0001047469-10-004117 | Apr 23, 2010 | Jun 4, 2010 |
| DEF 14A | DEF 14A | 0001047469-09-004306 | Apr 20, 2009 | Jun 4, 2009 |
| DEF 14A | DEF 14A | 0001047469-08-004938 | Apr 21, 2008 | Jun 5, 2008 |
| DEF 14A | DEF 14A | 0001104659-07-033138 | Apr 30, 2007 | May 24, 2007 |
| DEF 14A | DEFINITIVE PROXY STATEMENT | 0001104659-06-027740 | Apr 26, 2006 | May 25, 2006 |
| DEF 14A | DEF 14A | 0001047469-05-011538 | Apr 27, 2005 | May 26, 2005 |
| DEF 14A | DEF 14A | 0001047469-04-013035 | Apr 22, 2004 | May 27, 2004 |
| DEF 14A | DEF 14A | 0001047469-03-012942 | Apr 10, 2003 | May 22, 2003 |
| DEF 14A | DEF 14A | 0000912057-02-016538 | Apr 25, 2002 | May 23, 2002 |
| DEF 14A | DEF 14A | 0000912057-01-510090 | Apr 24, 2001 | May 24, 2001 |
| DEF 14A | DEF 14A | 0000912057-00-020278 | Apr 28, 2000 | Jun 1, 2000 |
| DEF 14A | NOTICE AND PROXY STATEMENT | 0001036050-99-000741 | Apr 6, 1999 | May 14, 1999 |
| DEF 14A | NOTICE AND PROXY STATEMENT | 0000899243-98-000614 | Apr 10, 1998 | May 15, 1998 |