Welcome to our dedicated page for Iron Mountain SEC filings (Ticker: IRM), a comprehensive resource for investors and traders seeking official regulatory documents including 10-K annual reports, 10-Q quarterly earnings, 8-K material events, and insider trading forms.
This page provides access to U.S. Securities and Exchange Commission (SEC) filings for Iron Mountain Incorporated (NYSE: IRM), a REIT focused on information management, storage, data center and digital services. Through these documents, investors can review how Iron Mountain describes its business segments, capital structure, risk factors and financial performance in official regulatory reports.
Iron Mountain’s filings include current reports on Form 8-K, which disclose material events such as amendments to its long-standing credit agreement, the incurrence of incremental term loans, private offerings of senior notes due 2034, and the creation of related direct financial obligations. The company also uses Form 8-K to furnish quarterly earnings press releases, slide presentations and supplemental financial information, and to report corporate governance changes such as the election of new directors and committee assignments.
In addition to 8-Ks, investors can reference Iron Mountain’s annual reports on Form 10-K and quarterly reports on Form 10-Q (accessible via the broader SEC database) for detailed discussions of its Global RIM Business, Global Data Center Business, and Corporate and Other Business segments, as well as disclosures on storage and service revenue, non-GAAP measures like Adjusted EBITDA, FFO and AFFO, and risk factors related to information management, data privacy, cybersecurity, real estate and REIT qualification.
Stock Titan enhances these filings with AI-powered summaries that highlight key points from lengthy documents, helping readers quickly identify items such as new debt issuances, credit facility amendments, dividend-related information and governance changes. Users can also monitor filings that relate to direct financial obligations and other material events, giving a structured view of how Iron Mountain manages its balance sheet and supports its storage, data center, digital and asset lifecycle management operations.
An insider has filed a notice under Rule 144 to sell 38,482 shares of common stock through Fidelity Brokerage Services on the NYSE, with an aggregate market value of $3,194,006.00. The filing notes that there were 295,589,491 shares of this class outstanding at the time of the notice, so the planned sale represents a small portion of the total.
The shares to be sold were acquired on 01/02/2026 by exercising an option that had been granted on 02/16/2017, with the purchase price paid in cash. Over the past three months, the same seller completed two additional sales of common stock, each for 69,125 shares, with gross proceeds of $7,102,393.29 and $5,760,649.39. By signing the notice, the seller represents that they are not aware of any material adverse, nonpublic information about the issuer’s operations.
Iron Mountain (IRM) insider Mark Kidd has filed a notice of proposed sale of company shares under Rule 144. The filing reports a planned sale of 6,000 shares of common stock through Fidelity Brokerage Services LLC, with an aggregate market value of 498600.00. These shares are part of 295,589,491 common shares outstanding and are expected to be sold on or about 01/02/2026 on the NYSE.
The securities to be sold were acquired on 03/01/2024 through restricted stock vesting from the issuer as compensation. The notice also discloses prior sales by the same seller over the past three months, including 7,306 shares sold on 10/31/2025 for gross proceeds of 736,590.92, 6,000 shares on 11/03/2025 for 615,060.00, and 6,000 shares on 12/01/2025 for 510,000.00.
Iron Mountain Incorporated has filed a registration statement on Form S-8 to register an additional 4,600,000 shares of its Common Stock for issuance under the Iron Mountain Incorporated 2014 Stock and Cash Incentive Plan, as amended.
This adds to the shares available for future awards under the plan, supporting stock-based incentive compensation. The filing also describes the company’s Delaware law provisions that limit personal liability of directors and officers and provide indemnification, and it lists related charter, bylaw and plan documents, along with legal and accounting consents, as exhibits.
Iron Mountain Incorporated (IRM) executive Mark Kidd reported a stock sale under a pre-set trading plan. On 12/01/2025, he sold 6,000 shares of Iron Mountain common stock at a price of $85 per share in an open market transaction coded as "S" (sale). After this transaction, he beneficially owned 61,081 shares, all listed as directly held. The filing notes that the sale was made pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on March 20, 2025, which is designed to allow pre-arranged trades under specified conditions.
Iron Mountain Incorporated President and CEO, and director, William Meaney reported an option exercise and share sales in company stock. On 12/01/2025, he exercised an employee stock option to acquire 69,125 shares of common stock at an exercise price of $36.588 per share. That same day, he sold 58,556 shares at a weighted average price of $83.229 per share and an additional 10,569 shares at a weighted average price of $83.934 per share under a pre-arranged Rule 10b5-1 trading plan adopted on August 18, 2023. After these transactions, he reported 0 shares held directly, and indirect holdings of 82,970 shares through the Meaney 2024 Master Trust and 212,680 shares through Meaney Master Trust #2. The exercised option, initially covering 829,506 shares, is fully vested and now shows 0 derivative securities remaining.
A shareholder of IRM has filed a notice under Rule 144 to sell 69,125 shares of common stock through Fidelity Brokerage Services on or about 12/01/2025, with the shares listed on the NYSE. The securities to be sold were acquired via stock options granted on 02/18/2016 and paid for in cash on 12/01/2025.
Over the prior three months, the same shareholder sold 69,125 common shares on each of 09/02/2025, 10/01/2025, and 11/03/2025, generating gross proceeds of $6,191,090.76, $7,074,293.98, and $7,102,393.29, respectively. The notice also includes a representation that the seller is not aware of any undisclosed material adverse information about the issuer’s current or prospective operations.
Iron Mountain shareholder Mark Kidd has filed a Form 144 notice to sell 6,000 shares of common stock through Fidelity Brokerage Services LLC on the NYSE. The planned sale has an aggregate market value of $510,000, compared with 295,589,491 common shares outstanding.
The shares to be sold come from restricted stock that vested on 03/01/2024 and 03/01/2025, totaling 1,857 and 4,143 shares respectively, received as compensation from the issuer. Over the past three months, Mark Kidd has reported multiple open-market sales of Iron Mountain common stock, including 6,000 shares sold on 09/02/2025 for $546,300.00 and additional blocks of 6,000 and 7,306 shares in October and early November.
Iron Mountain Incorporated (IRM) director Christie Kelly reported a small open-market purchase of company stock. On 11/19/2025, Kelly bought 33 shares of Iron Mountain common stock at a price of $89.52 per share, coded as a “P” transaction, which indicates a purchase. Following this transaction, Kelly beneficially owned 1,308 shares held directly. This is a routine insider ownership update that shows a modest increase in the director’s personal stake in Iron Mountain.
Cohen & Steers and affiliates filed a Schedule 13G reporting a significant stake in Iron Mountain (IRM). The group reported beneficial ownership of 16,029,962 shares of common stock, representing 5.43% of the class as of the event date 09/30/2025. They reported sole voting power over 12,328,467 shares and sole dispositive power over 16,029,962 shares, with no shared voting or dispositive power. Subsidiaries hold the securities for the benefit of account holders, who may receive dividends or sale proceeds.
Iron Mountain (IRM) amended its credit agreement and IMIM incurred $200,000,000 of incremental Term B loans that are fungible with the existing Amendment No. 1 Term B loans due 2031. The new tranche carries the same interest rate and maturity as the existing facility. After giving effect to the amendment, outstanding Amendment No. 1 Incremental Term B Loans totaled $2,036,677,512 as of November 13, 2025. Other material terms of the credit agreement remain in effect.