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Iron Mountain (NYSE: IRM) investors elect 11 directors and ratify Deloitte

Filing Impact
(Moderate)
Filing Sentiment
(Neutral)
Form Type
8-K

Rhea-AI Filing Summary

Iron Mountain Incorporated held its Annual Meeting of Stockholders on May 7, 2026, where stockholders elected eleven directors to one‑year terms ending at the 2027 annual meeting.

Stockholders approved a non-binding advisory resolution on executive compensation and ratified Deloitte & Touche LLP as independent registered public accounting firm for the fiscal year ending December 31, 2026. The Board also confirmed memberships for its Audit, Compensation, Nominating and Governance, Finance, and Risk and Safety Committees, effective after the meeting and subject to director re-election.

Positive

  • None.

Negative

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Item 5.07 Submission of Matters to a Vote of Security Holders Governance
Results of a shareholder vote on proposals at an annual or special meeting.
Item 8.01 Other Events Other
Voluntary disclosure of events the company deems important to shareholders but not covered by other items.
Item 9.01 Financial Statements and Exhibits Exhibits
Financial statements, pro forma financial information, and exhibit attachments filed with this report.
Directors elected 11 directors Elected at Annual Meeting on May 7, 2026
Say-on-pay votes for 223,486,130 votes Non-binding advisory compensation resolution
Say-on-pay votes against 7,742,108 votes Non-binding advisory compensation resolution
Auditor ratification votes for 249,250,207 votes Ratification of Deloitte & Touche LLP for fiscal 2026
Auditor ratification votes against 11,947,700 votes Ratification of Deloitte & Touche LLP for fiscal 2026
Auditor ratification abstentions 407,195 votes Ratification of Deloitte & Touche LLP for fiscal 2026
Broker non-votes on say-on-pay 29,485,212 votes Non-binding advisory compensation resolution
non-binding advisory resolution financial
"stockholders approved a non-binding advisory resolution on the compensation paid"
A non-binding advisory resolution is a shareholder vote that expresses investors’ opinion or recommendation but does not legally force the company to act. Think of it like a public survey: management can ignore it, but a strong vote for or against signals investor sentiment, can sway board behavior or policy decisions, and may influence market perception and future, potentially binding, actions.
independent registered public accounting firm financial
"ratified the appointment of Deloitte & Touche LLP as the Company’s independent registered public accounting firm"
An independent registered public accounting firm is an outside accounting company officially registered with the government regulator to examine and report on a public company's financial records and controls. Investors treat its reports like an impartial inspector’s certificate — they add credibility to financial statements, help spot errors or misleading claims, and reduce the risk that shareholders are relying on unchecked or biased numbers.
Audit Committee financial
"the appointment of the following members of the Company’s Audit, Compensation and Nominating and Governance Committees"
A company's audit committee is a small group of board members who act like independent inspectors for the firm's finances, overseeing how financial reports are prepared, monitoring internal controls, and managing the relationship with external auditors. Investors care because a strong audit committee reduces the risk of accounting errors, fraud, or misleading statements, making financial statements more trustworthy and helping protect shareholder value.
Inline XBRL regulatory
"the cover page XBRL tags are embedded within the Inline XBRL document"
Inline XBRL is a file format for financial filings that embeds machine-readable data tags directly inside the human-readable report, so the same document can be read by people and parsed by software. For investors it makes extracting, comparing and verifying financial numbers faster and more reliable—like a grocery list where each item also has a barcode—reducing manual errors and speeding up analysis.
Nominating and Governance Committee financial
"upon recommendation from the Company’s Nominating and Governance Committee, the Board of Directors approved the appointment"
A nominating and governance committee is a group of board members tasked with choosing and evaluating directors, planning leadership succession, and setting the company’s board-related rules and ethical standards. Think of it as the company’s hiring and rule-making panel for its top overseers. Its work matters to investors because it shapes who governs the company, how leadership transitions are handled, and whether the board can effectively oversee management and protect shareholder interests.
0001020569false00010205692026-05-072026-05-07





UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
WASHINGTON, DC 20549

FORM 8-K

CURRENT REPORT PURSUANT
TO SECTION 13 OR 15(d) OF THE
SECURITIES EXCHANGE ACT OF 1934

Date of report (Date of earliest event reported): May 7, 2026

IRON MOUNTAIN INCORPORATED
(Exact Name of Registrant as Specified in Its Charter)

Delaware
(State or Other Jurisdiction of Incorporation)
1-1304523-2588479
(Commission File Number)(IRS Employer Identification No.)
85 New Hampshire Avenue, Suite 150, Portsmouth, New Hampshire
(Address of Principal Executive Offices)
03801
(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 ClassTrading Symbol(s)Name Of Each Exchange On Which Registered
Common Stock, $.01 par value per shareIRMNew 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 5.07.    Submission of Matters to a Vote of Security Holders.

The Annual Meeting of Stockholders of Iron Mountain Incorporated (the "Company") was held on May 7, 2026 (the "Annual Meeting"). At the Annual Meeting, the Company’s stockholders elected eleven directors, each for a one-year term of office to serve until the Company’s 2027 Annual Meeting of Stockholders, or until their successors are elected and qualified. The nominated directors received the following votes:

NameForAgainstAbstainBroker Non-Vote
Jennifer Allerton
228,147,3173,714,104258,46929,485,212
Pamela M. Arway
224,276,5167,584,348259,02629,485,212
Kent P. Dauten
222,084,3149,771,888263,68829,485,212
June Yee Felix
231,457,579403,644258,66729,485,212
Monte Ford
229,673,2322,176,206270,45229,485,212
Christie Kelly
230,740,1831,119,691260,01629,485,212
Robin L. Matlock
228,348,0273,510,121261,74229,485,212
William L. Meaney
230,355,9671,518,355245,56829,485,212
Walter C. Rakowich
221,243,14910,628,182248,55929,485,212
Theodore R. Samuels223,196,6858,663,281259,92429,485,212
Doyle R. Simons
230,922,536935,130262,22429,485,212


At the Annual Meeting, the Company’s stockholders approved a non-binding advisory resolution on the compensation paid to the Company’s named executive officers as disclosed pursuant to Item 402 of Regulation S-K in the Proxy Statement. This proposal received the following votes:
ForAgainstAbstainBroker Non-Vote
223,486,130

7,742,108

891,65229,485,212


At the Annual Meeting, the Company’s stockholders ratified the appointment of Deloitte & Touche LLP as the Company’s independent registered public accounting firm for the fiscal year ending December 31, 2026. This proposal received the following votes:

ForAgainstAbstain
249,250,207

11,947,700

407,195


The results reported above are final voting results.

Item 8.01.    Other Events.

Committee Appointments

On May 7, 2026, upon recommendation from the Company’s Nominating and Governance Committee, the Board of Directors approved the appointment of the following members of the Company’s Audit, Compensation and Nominating and Governance Committees, effective at the conclusion of the Annual Meeting on May 7, 2026, and subject to their re-election at the Annual Meeting:




Audit Committee
Walter C. Rakowich, Chair
Jennifer Allerton
Kent P. Dauten
June Yee Felix
Christie Kelly
Compensation Committee
 Robin L. Matlock, Chair
Pamela M. Arway
Monte Ford
Doyle R. Simons
Nominating and Governance Committee
Theodore R. Samuels, Chair
Pamela M. Arway
Kent P. Dauten
Walter C. Rakowich
The Company also has a Finance Committee and a Risk and Safety Committee, neither of which are required by the rules of the New York Stock Exchange. On May 7, 2026, the Board of Directors, upon recommendation from the Nominating and Governance Committee, approved the appointment of the following members to these committees, effective at the conclusion of the Annual Meeting on May 7, 2026, and subject to their re-election at the Annual Meeting:

Finance Committee
Doyle R. Simons, Chair
Kent P. Dauten
Christie Kelly
Walter C. Rakowich
Theodore R. Samuels

Risk and Safety Committee
Monte Ford, Chair
Jennifer Allerton
June Yee Felix
Robin L. Matlock


Item 9.01.             Financial Statements and Exhibits.
 
(d)  Exhibits

101    Cover Page Interactive Data File - the cover page XBRL tags are embedded within the Inline XBRL document.
104    The cover page from this Current Report on Form 8-K, formatted as Inline XBRL.





SIGNATURES
Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.

IRON MOUNTAIN INCORPORATED
By:/s/ Michelle Altamura
Name:Michelle Altamura
Title:Executive Vice President, General Counsel and Secretary


Date: May 12, 2026


FAQ

What did Iron Mountain (IRM) stockholders approve at the May 2026 annual meeting?

Stockholders elected eleven directors to one-year terms and approved a non-binding advisory vote on executive compensation. They also ratified Deloitte & Touche LLP as the independent registered public accounting firm for the fiscal year ending December 31, 2026.

How did Iron Mountain (IRM) stockholders vote on say-on-pay in 2026?

Stockholders approved the non-binding advisory resolution on named executive officer compensation with 223,486,130 votes for, 7,742,108 against, and 891,652 abstentions, plus 29,485,212 broker non-votes, indicating overall support for the disclosed compensation program.

Which auditor did Iron Mountain (IRM) stockholders ratify for fiscal 2026?

Stockholders ratified Deloitte & Touche LLP as Iron Mountain’s independent registered public accounting firm for the year ending December 31, 2026, with 249,250,207 votes for, 11,947,700 against, and 407,195 abstentions recorded at the meeting.

Who chairs Iron Mountain’s (IRM) Audit and Compensation Committees after the 2026 meeting?

After the 2026 annual meeting, Walter C. Rakowich serves as Chair of the Audit Committee and Robin L. Matlock serves as Chair of the Compensation Committee, reflecting the Board’s updated committee leadership structure approved on May 7, 2026.

What new committee assignments did Iron Mountain (IRM) disclose in May 2026?

The Board approved updated memberships for the Audit, Compensation, and Nominating and Governance Committees, as well as the Finance and Risk and Safety Committees. These appointments became effective after the May 7, 2026 annual meeting, subject to the directors’ re-election at that meeting.

How many directors did Iron Mountain (IRM) elect at the 2026 annual meeting?

Stockholders elected eleven directors, including Jennifer Allerton, Pamela M. Arway, William L. Meaney, and others, each to serve a one-year term until the 2027 annual meeting or until their successors are elected and qualified under the company’s governance framework.

Filing Exhibits & Attachments

3 documents