IRON MOUNTAIN INC
For the period ended Apr 30, 2026. Filed Apr 30, 2026.
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A notice of a major event between regular reports, such as results, a deal or a change of executives. It is often the first formal record of the news.
Apr 30, 2026 · Filed Apr 30, 2026
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Contents
03801(Zip Code)
(Zip Code)
(617)535-4766
(Registrant’s Telephone Number, Including Area Code)
Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:
☐ Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)
☐ Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)
☐ Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))
☐ Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))
Securities Registered Pursuant to Section 12(b) of the Act:
| Title of Each Class | Trading Symbol(s) | Name Of Each Exchange On Which Registered |
|---|---|---|
| Common Stock, $.01 par value per share | IRM | New York Stock Exchange |
Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter).
Emerging growth company☐
If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act.☐
Item 2.02. Results of Operations and Financial Condition.
On April 30, 2026, Iron Mountain Incorporated, or the Company, issued an earnings press release and supplemental financial information for the quarter ended March 31, 2026. In addition, the Company will be using a slide presentation during its earnings conference call. Copies of the earnings press release, slide presentation and supplemental financial information are furnished as Exhibits 99.1, 99.2 and 99.3, respectively, hereto and posted on the Company’s website, www.ironmountain.com, under “Investors.”
The information in this report, including Exhibits 99.1, 99.2 and 99.3 shall not be deemed “filed” for purposes of Section 18 of the Securities Exchange Act of 1934 (the “Exchange Act”) or otherwise subject to the liabilities of that section, nor shall it be deemed incorporated by reference in any filing under the
Securities Act of 1933 or the Exchange Act, regardless of any general incorporation language in such filing.
Item 9.01. Financial Statements and Exhibits.
(d) Exhibits
The text of this filing, as the company filed it with the SEC, without its images or exhibits. This is not investment advice.