Iron Mountain Inc SEC filings IRM
Iron Mountain Inc has 1,012 filings in SEC EDGAR's recent list, going back to Feb 20, 2019. Its latest annual report, Form ARS, was filed on Mar 24, 2026 for the period ended Dec 31, 2025. The latest quarterly report (Form 10-Q) was filed on Aug 5, 2026, covering the quarter ended Jun 30, 2026. The most recent current report (Form 8-K) was filed on Nov 5, 2026 (results of operations). The company's fiscal year ends on December 31.
| Form | Description | Filed | Period |
|---|---|---|---|
| 8-K |
Current report
Results of operations
|
Nov 5, 2026 | Nov 5, 2026 |
| 10-Q | Quarterly report | Aug 5, 2026 | Jun 30, 2026 |
| 8-K |
Current report
Results of operations
|
Aug 5, 2026 | Aug 5, 2026 |
| 8-K |
Current report
Material agreement, New debt
|
Jun 26, 2026 | Jun 26, 2026 |
| 8-K |
Current report
Shareholder vote results, Other events
|
May 12, 2026 | May 7, 2026 |
| 10-Q | Quarterly report | Apr 30, 2026 | Mar 31, 2026 |
| 8-K |
Current report
Results of operations
|
Apr 30, 2026 | Apr 30, 2026 |
| DEFA14A | Additional proxy material | Mar 24, 2026 | — |
| DEF 14A | Proxy statement | Mar 24, 2026 | Dec 31, 2025 |
| ARS | Annual report to shareholders | Mar 24, 2026 | Dec 31, 2025 |
| 8-K |
Current report
Other events
|
Mar 9, 2026 | Mar 9, 2026 |
| 10-K | Annual report | Feb 12, 2026 | Dec 31, 2025 |
| 8-K |
Current report
Results of operations
|
Feb 12, 2026 | Feb 12, 2026 |
| S-8 | Employee stock plan registration | Dec 15, 2025 | — |
| 8-K |
Current report
Material agreement, New debt
|
Nov 13, 2025 | Nov 13, 2025 |
| 10-Q | Quarterly report | Nov 5, 2025 | Sep 30, 2025 |
| 8-K |
Current report
Results of operations
|
Nov 5, 2025 | Nov 5, 2025 |
| 8-K |
Current report
Officer or director change
|
Oct 21, 2025 | Oct 21, 2025 |
| 8-K |
Current report
Material agreement, New debt
|
Sep 10, 2025 | Sep 10, 2025 |
| 10-Q | Quarterly report | Aug 6, 2025 | Jun 30, 2025 |
| 8-K |
Current report
Results of operations
|
Aug 6, 2025 | Aug 6, 2025 |
| 8-K |
Current report
Material agreement, New debt
|
Jun 20, 2025 | Jun 18, 2025 |
| 8-K |
Current report
Officer or director change, Shareholder vote results, Other events
|
Jun 4, 2025 | May 29, 2025 |
| DEFR14A | Filing | May 5, 2025 | — |
| 10-Q | Quarterly report | May 1, 2025 | Mar 31, 2025 |
| 8-K |
Current report
Results of operations
|
May 1, 2025 | May 1, 2025 |
| ARS | Annual report to shareholders | Apr 18, 2025 | Dec 31, 2024 |
| DEFA14A | Additional proxy material | Apr 18, 2025 | — |
| DEF 14A | Proxy statement | Apr 18, 2025 | May 29, 2025 |
| UPLOAD | Letter from the SEC | Apr 8, 2025 | — |
| CORRESP | Letter to the SEC | Apr 2, 2025 | — |
| UPLOAD | Letter from the SEC | Mar 25, 2025 | — |
| 8-K |
Current report
Other events
|
Feb 14, 2025 | Feb 14, 2025 |
| 10-K | Annual report | Feb 14, 2025 | Dec 31, 2024 |
| 8-K |
Current report
Results of operations
|
Feb 13, 2025 | Feb 13, 2025 |
| 8-K |
Current report
Officer or director change
|
Dec 9, 2024 | Dec 6, 2024 |
| 8-K |
Current report
Material agreement, New debt
|
Dec 6, 2024 | Dec 6, 2024 |
| 8-K |
Current report
Material agreement, New debt
|
Nov 7, 2024 | Nov 7, 2024 |
| 10-Q | Quarterly report | Nov 6, 2024 | Sep 30, 2024 |
| 8-K |
Current report
Results of operations
|
Nov 6, 2024 | Nov 6, 2024 |
| 10-Q | Quarterly report | Aug 1, 2024 | Jun 30, 2024 |
| 8-K |
Current report
Results of operations
|
Aug 1, 2024 | Aug 1, 2024 |
| 8-K |
Current report
Officer or director change
|
Jul 22, 2024 | Jul 22, 2024 |
| 8-K |
Current report
Material agreement, New debt
|
Jul 3, 2024 | Jul 2, 2024 |
| 8-K |
Current report
Shareholder vote results, Other events
|
Jun 5, 2024 | May 30, 2024 |
| 10-Q | Quarterly report | May 2, 2024 | Mar 31, 2024 |
| 8-K |
Current report
Results of operations
|
May 2, 2024 | May 2, 2024 |
| DEFA14A | Additional proxy material | Apr 19, 2024 | — |
| DEF 14A | Proxy statement | Apr 19, 2024 | Dec 31, 2023 |
| ARS | Annual report to shareholders | Apr 19, 2024 | Dec 31, 2023 |
| PRE 14A | Preliminary proxy statement | Apr 8, 2024 | Dec 31, 2023 |
| 8-K |
Current report
Officer or director change
|
Mar 19, 2024 | Mar 18, 2024 |
| 8-K |
Current report
Other events
|
Feb 22, 2024 | Feb 22, 2024 |
| 10-K | Annual report | Feb 22, 2024 | Dec 31, 2023 |
| 8-K |
Current report
Results of operations
|
Feb 22, 2024 | Feb 22, 2024 |
| 8-K |
Current report
Material agreement, New debt
|
Dec 28, 2023 | Dec 28, 2023 |
| 10-Q | Quarterly report | Nov 2, 2023 | Sep 30, 2023 |
| 8-K |
Current report
Results of operations
|
Nov 2, 2023 | Nov 2, 2023 |
| 10-Q | Quarterly report | Aug 3, 2023 | Jun 30, 2023 |
| 8-K |
Current report
Results of operations
|
Aug 3, 2023 | Aug 3, 2023 |
| 8-K |
Current report
Officer or director change
|
Jul 17, 2023 | Jul 17, 2023 |
| 8-K |
Current report
Material agreement, New debt
|
May 15, 2023 | May 15, 2023 |
| 8-K |
Current report
Bylaw or fiscal year change, Shareholder vote results, Other events
|
May 12, 2023 | May 9, 2023 |
| 10-Q | Quarterly report | May 4, 2023 | Mar 31, 2023 |
| 8-K |
Current report
Results of operations
|
May 4, 2023 | May 4, 2023 |
| ARS | Annual report to shareholders | Mar 30, 2023 | Dec 31, 2022 |
| DEFA14A | Additional proxy material | Mar 30, 2023 | — |
| DEF 14A | Proxy statement | Mar 30, 2023 | — |
| 8-K |
Current report
Other events
|
Feb 23, 2023 | Feb 23, 2023 |
| 10-K | Annual report | Feb 23, 2023 | Dec 31, 2022 |
| 8-K |
Current report
Results of operations
|
Feb 23, 2023 | Feb 23, 2023 |
| 8-K |
Current report
Officer or director change
|
Feb 7, 2023 | Feb 1, 2023 |
| 10-Q | Quarterly report | Nov 3, 2022 | Sep 30, 2022 |
| 8-K |
Current report
Results of operations
|
Nov 3, 2022 | Nov 3, 2022 |
| UPLOAD | Letter from the SEC | Oct 24, 2022 | — |
| 8-K |
Current report
Regulation FD disclosure
|
Sep 20, 2022 | Sep 20, 2022 |
| CORRESP | Letter to the SEC | Sep 19, 2022 | — |
| UPLOAD | Letter from the SEC | Aug 31, 2022 | — |
| 10-Q | Quarterly report | Aug 4, 2022 | Jun 30, 2022 |
| 8-K |
Current report
Other events
|
Aug 4, 2022 | Aug 4, 2022 |
| 8-K |
Current report
Results of operations
|
Aug 4, 2022 | Aug 4, 2022 |
| 8-K |
Current report
Shareholder vote results, Other events
|
May 11, 2022 | May 10, 2022 |
| 10-Q | Quarterly report | Apr 28, 2022 | Mar 31, 2022 |
| 8-K |
Current report
Results of operations
|
Apr 28, 2022 | Apr 28, 2022 |
| DEFA14A | Additional proxy material | Mar 31, 2022 | — |
| DEF 14A | Proxy statement | Mar 31, 2022 | May 10, 2022 |
| 8-K |
Current report
Material agreement, New debt
|
Mar 18, 2022 | Mar 18, 2022 |
| 8-K |
Current report
Other events
|
Feb 25, 2022 | Feb 24, 2022 |
| IRANNOTICE | Filing | Feb 24, 2022 | — |
| 10-K | Annual report | Feb 24, 2022 | Dec 31, 2021 |
| 8-K |
Current report
Results of operations
|
Feb 24, 2022 | Feb 24, 2022 |
| 8-K |
Current report
Material agreement, New debt
|
Dec 28, 2021 | Dec 28, 2021 |
| 8-K |
Current report
Material agreement, New debt
|
Dec 16, 2021 | Dec 12, 2021 |
| 8-K |
Current report
Officer or director change
|
Dec 10, 2021 | Dec 7, 2021 |
| 10-Q | Quarterly report | Nov 4, 2021 | Sep 30, 2021 |
| 8-K |
Current report
Results of operations
|
Nov 4, 2021 | Nov 4, 2021 |
| S-8 | Employee stock plan registration | Aug 9, 2021 | — |
| S-8 | Employee stock plan registration | Aug 9, 2021 | — |
| 8-K |
Current report
Officer or director change
|
Aug 9, 2021 | Aug 3, 2021 |
| IRANNOTICE | Filing | Aug 5, 2021 | — |
| 10-Q | Quarterly report | Aug 5, 2021 | Jun 30, 2021 |
| 8-K |
Current report
Results of operations
|
Aug 5, 2021 | Aug 5, 2021 |
| 8-K |
Current report
Officer or director change, Bylaw or fiscal year change, Shareholder vote results, Other events
|
May 17, 2021 | May 12, 2021 |
| 10-Q | Quarterly report | May 6, 2021 | Mar 31, 2021 |
| 8-K |
Current report
Results of operations
|
May 6, 2021 | May 6, 2021 |
| DEFA14A | Additional proxy material | Apr 2, 2021 | — |
| DEF 14A | Proxy statement | Apr 2, 2021 | May 12, 2021 |
| IRANNOTICE | Filing | Feb 24, 2021 | — |
| 8-K |
Current report
Other events
|
Feb 24, 2021 | Feb 24, 2021 |
| 10-K | Annual report | Feb 24, 2021 | Dec 31, 2020 |
| 8-K |
Current report
Results of operations
|
Feb 24, 2021 | Feb 24, 2021 |
| 10-Q | Quarterly report | Nov 5, 2020 | Sep 30, 2020 |
| 8-K |
Current report
Results of operations
|
Nov 5, 2020 | Nov 5, 2020 |
| 8-K |
Current report
Material agreement, New debt
|
Aug 18, 2020 | Aug 18, 2020 |
| IRANNOTICE | Filing | Aug 7, 2020 | — |
| 10-Q | Quarterly report | Aug 6, 2020 | Jun 30, 2020 |
| 8-K |
Current report
Results of operations
|
Aug 6, 2020 | Aug 6, 2020 |
| 8-K |
Current report
Material agreement, New debt
|
Jun 22, 2020 | Jun 22, 2020 |
| 8-K |
Current report
Shareholder vote results, Other events
|
May 18, 2020 | May 13, 2020 |
| IRANNOTICE | Filing | May 7, 2020 | — |
| 10-Q | Quarterly report | May 7, 2020 | Mar 31, 2020 |
| 8-K |
Current report
Results of operations
|
May 7, 2020 | May 7, 2020 |
| DEFA14A | Additional proxy material | Apr 3, 2020 | — |
| DEF 14A | Proxy statement | Apr 3, 2020 | May 13, 2020 |
| 8-K |
Current report
Officer or director change
|
Mar 31, 2020 | Mar 26, 2020 |
| 8-K |
Current report
Other events
|
Feb 13, 2020 | Feb 13, 2020 |
| 10-K | Annual report | Feb 13, 2020 | Dec 31, 2019 |
| 8-K |
Current report
Results of operations
|
Feb 13, 2020 | Feb 13, 2020 |
| 8-K |
Current report
Officer or director change
|
Dec 19, 2019 | Dec 18, 2019 |
| 8-K |
Current report
Officer or director change
|
Nov 25, 2019 | Nov 22, 2019 |
| 10-Q | Quarterly report | Oct 31, 2019 | Sep 30, 2019 |
| 8-K |
Current report
Results of operations, Exit or restructuring costs, Officer or director change
|
Oct 31, 2019 | Oct 29, 2019 |
| 8-K |
Current report
Material agreement, New debt
|
Sep 10, 2019 | Sep 9, 2019 |
| 10-Q | Quarterly report | Aug 1, 2019 | Jun 30, 2019 |
| 8-K/A | Amended current report | Aug 1, 2019 | Aug 1, 2019 |
| 8-K |
Current report
Results of operations
|
Aug 1, 2019 | Aug 1, 2019 |
| 8-K |
Current report
Officer or director change
|
Jun 27, 2019 | Jun 25, 2019 |
| 8-K |
Current report
Shareholder vote results, Other events
|
May 28, 2019 | May 22, 2019 |
| DEFA14A | Additional proxy material | May 14, 2019 | — |
| 10-Q | Quarterly report | Apr 25, 2019 | Mar 31, 2019 |
| 8-K |
Current report
Results of operations
|
Apr 25, 2019 | Apr 25, 2019 |
| DEFA14A | Additional proxy material | Apr 11, 2019 | — |
| DEF 14A | Proxy statement | Apr 11, 2019 | May 22, 2019 |
Showing 143 filings. Main filings leave out insider and ownership forms such as Form 4; choose a type above to see them. Each form opens on SEC.gov. Older filings are on SEC EDGAR.
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Company profile
- Industry
- Real Estate Investment Trusts (SIC 6798)
- Listed as
- IRM (NYSE)
- Fiscal year ends
- December 31
- Incorporated in
- DE
- Headquarters
- Portsmouth, NH
- SEC filer status
- Large accelerated filer
- SEC CIK
- 1020569
- Former names
- IRON MOUNTAIN INC/PA (until Jun 9, 2005); PIERCE LEAHY CORP (until Feb 16, 1999)
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- Digital Realty Trust, Inc. DLR
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Source: SEC EDGAR filings. This is company-reported data, not investment advice.