Iron Mountain Incorporated filings document the regulatory record of an information management services company that operates as a REIT. Form 8-K reports furnish quarterly earnings releases, conference-call presentations and supplemental financial information covering storage rental revenue, service revenue, Adjusted EBITDA, AFFO and segment activity. Other event filings describe U.S. federal income tax considerations tied to REIT qualification and the acquisition, ownership and disposition of the company’s stock.
The filing record also covers governance and capital structure. Proxy materials address board and committee matters, executive compensation and equity-award disclosures. Material-event filings describe credit agreement amendments, incremental term loans, senior notes, revolving credit facility use, indenture terms and subsidiary-guarantor arrangements.
Iron Mountain (IRM) reported stronger Q3 2025 results. Revenue rose to $1.754 billion from $1.557 billion, led by storage rental ($1.033 billion) and services ($0.721 billion). Operating income increased to $308.6 million from $251.2 million. Net income attributable to IRM was $84.3 million, reversing a loss of $33.6 million a year ago, with diluted EPS of $0.28.
Year-to-date, revenue reached $5.059 billion versus $4.569 billion. Operating cash flow was $840.0 million, while capital expenditures were $1.755 billion as the company expanded capacity. IRM issued €1.2 billion of 4.75% Euro senior notes due 2034, using $1,390,651 in net proceeds to repay revolver borrowings and to repay GBP notes in Q4. Long‑term debt rose to $15.494 billion from $13.004 billion, and property, plant and equipment, net climbed to $9.138 billion from $7.632 billion. Data center storage rental revenue grew to $201.4 million in Q3 from $150.8 million. A dividend of $0.785 per share was paid for Q3, and a $0.864 dividend was declared for payment on January 6, 2026.
Iron Mountain (IRM) President and CEO William Meaney reported insider transactions. On November 3, 2025, he exercised 69,125 employee stock options at $36.588 per share pursuant to a Rule 10b5-1 trading plan adopted on August 18, 2023.
The exercised shares were then sold in multiple transactions at weighted-average prices: 22,619 shares at $102.02, 35,678 shares at $102.922, and 10,828 shares at $103.689. After the reported sales, direct common stock holdings were 0 shares. An additional 295,650 shares were reported as indirectly held by a Grantor Retained Annuity Trust. The option exercised ties to a grant with an expiration date of February 18, 2026.
Iron Mountain (IRM) reported insider activity. EVP, GM Data Centers & ALM Mark Kidd sold 6,000 shares of Common Stock at $102.51 per share on 11/03/2025, coded as an open-market sale (S).
Following the transaction, Kidd beneficially owned 67,081 shares, held directly. The filing notes the trade was made under a Rule 10b5-1 trading plan adopted on March 20, 2025.
Iron Mountain Incorporated furnished materials related to its quarterly results. The company issued an earnings press release, a slide presentation, and supplemental financial information for the quarter ended September 30, 2025, and made them available under “Investors” on its website.
The materials are furnished, not filed, so they are not subject to Section 18 liability or automatically incorporated by reference. The exhibits are labeled 99.1 (press release), 99.2 (presentation), and 99.3 (supplemental data).
Iron Mountain (IRM) Form 4: EVP, GM Data Centers & ALM Mark Kidd exercised employee stock options and sold shares on 10/31/2025 under a Rule 10b5-1 plan. He exercised 7,306 options at $31.46 per share (code M) and sold 7,306 common shares at an average price of $100.82 (code S). Following these transactions, he directly owns 73,081 common shares. The reported option covered 7,306 underlying shares, was fully vested, carried a $31.46 exercise price, and shows 0 remaining after the exercise; its expiration date is 03/09/2026.
Iron Mountain (IRM): Notice of proposed insider sale under Form 144. William L. Meaney filed to sell up to 69,125 shares of IRM common stock on or about 11/03/2025 on the NYSE through Fidelity Brokerage Services LLC. The filing lists an aggregate market value of $7,086,003.75 for the planned sale and notes 295,348,225 shares outstanding.
The shares relate to an option granted on 02/18/2016, with cash payment dated 11/03/2025. Recent activity disclosed includes two sales over the past three months: 69,125 shares on 09/02/2025 for $6,191,090.76 and 69,125 shares on 10/01/2025 for $7,074,293.98.
A shareholder filed a Form 144 notice to sell 6,000 common shares through Fidelity Brokerage Services, reflecting an aggregate market value of $615,060, with an approximate sale date of November 3, 2025 on the NYSE.
The shares were acquired on March 1, 2025 via restricted stock vesting from the issuer as compensation. Over the prior three months, the filer (Mark Kidd) reported sales of 6,000 shares on September 2, 2025 for $546,300, 6,000 shares on October 1, 2025 for $609,780, and 7,306 shares on October 31, 2025 for $736,590.92.
Shares outstanding were reported at 295,348,225. The planned sales are a notice under Rule 144 and relate to secondary market transactions by the selling holder.
Iron Mountain (IRM) filed a Form 144 notice for the proposed sale of 7,306 common shares, with an aggregate market value of $736,590.92. The filing lists an approximate sale date of 10/31/2025 on the NYSE, with Fidelity Brokerage Services LLC as broker.
The shares relate to an “Option Granted – 03/09/2016,” with the acquisition and payment dates shown as 10/31/2025. The notice also reports 295,348,225 shares outstanding. Recent activity disclosed includes sales by Mark Kidd of 6,000 shares on 08/01/2025 (gross proceeds $583,200.00), 6,000 shares on 09/02/2025 (gross proceeds $546,300.00), and 6,000 shares on 10/01/2025 (gross proceeds $609,780.00).
Iron Mountain (IRM) reported an insider equity award. A director acquired 1,275 shares of common stock on 10/21/2025 via settlement of restricted stock units. The RSUs were granted on the same date and vested in full on the grant date. The transaction was coded “A” and carried a price of $0 per share. Following the transaction, beneficial ownership stands at 1,275 shares held directly.
Iron Mountain Incorporated (IRM) reported a Section 16 update: a company director filed a Form 3 initial statement of beneficial ownership effective 10/21/2025. The filing indicates no securities are beneficially owned.
The submission was filed by one reporting person and confirms the director role, with no non-derivative or derivative holdings listed.