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 EVP and CFO Barry Hytinen reported the vesting and net settlement of performance units into common stock. On March 1, 2026, 232,977 performance units granted on March 1, 2023 were fully vested and converted into the same number of Iron Mountain common shares, following the Compensation Committee’s award determination on February 16, 2026.
To cover income tax withholding on this vesting, 104,872 common shares were withheld by Iron Mountain at $108.33 per share, which the company notes does not represent a sale. After these transactions, Hytinen directly owned 326,623 shares of Iron Mountain common stock.
IRON MOUNTAIN INC executive Mark Kidd, EVP and GM of Data Centers & Asset Lifecycle Management, reported multiple equity transactions. On March 1, 2026, previously granted performance units fully vested and were exercised into 149,768 shares of common stock at a stated price of $0.0000 per share, reflecting the Compensation Committee’s award determination after the performance period.
To cover income tax withholding from this vesting, 61,342 common shares were withheld by Iron Mountain at a price of $108.33 per share, which the company specifies does not represent a sale. On March 2, 2026, Kidd executed an open-market sale of 6,000 common shares at $107.27 per share under a pre-established Rule 10b5‑1 trading plan adopted on March 20, 2025. After these transactions, he directly owns 131,507 common shares.
Iron Mountain's EVP and Chief Commercial Officer, Greg W. McIntosh, reported the vesting and settlement of performance-based equity awards. On March 1, 2026, he exercised 123,144 performance units into 123,144 shares of common stock at a stated price of $0.00 per share, reflecting full vesting of a March 1, 2023 grant after the performance period ended and the Compensation Committee approved the award.
To cover income tax withholding on this vesting, 55,617 shares of common stock were withheld by Iron Mountain at $108.33 per share in a tax-withholding disposition, which the company states does not represent a market sale. After these transactions, McIntosh directly owned 85,634 shares of Iron Mountain common stock.
IRON MOUNTAIN INC director Jennifer Allerton sold shares in an open-market trade. She sold 7,000 shares of common stock at a weighted average price of $108.88 per share, across multiple trades between $108.86 and $109.00. After this sale, she directly owns 11,541 shares.
William L. Meaney reported proposed and recent sales of common stock tied to IRM. The filing lists 98,659 shares of common stock tied to a Restricted Stock Vesting event on 03/01/2026 described as issuer compensation. The filing also records three recent dispositions: 38,482 shares on 01/02/2026, 38,474 shares on 02/20/2026, and 137,133 shares on 03/02/2026.
IRM filed a Form 144 reporting the proposed sale of 7,000 common shares. The filing lists the shares as resulting from restricted stock vesting, including 5,312 shares vested on 05/13/2020 and 1,688 shares vested on 05/12/2021.
The notice identifies Fidelity Brokerage Services LLC and a transaction date of 03/02/2026 on the NYSE; the filing format indicates these shares are being reported for sale under Rule 144.
William L. Meaney reported proposed sales of Common Stock under Form 144. The filing lists two recent proposed sale entries, including 38,482 and 38,474 share entries; it also lists security sources such as an option exercise and restricted stock vesting.
IRM notice of proposed resale under Rule 144 involving common stock tied to restricted stock vesting and recent sales by a reporting party. The filing lists 6,000 shares linked to a 03/01/2024 restricted-stock vesting event and two reported sales of 6,000 shares each on 01/02/2026 and 02/20/2026 with proceeds shown as $498,600.00 and $649,020.00.
Iron Mountain President and CEO William Meaney exercised employee stock options for 38,474 shares at $37 per share and on the same day sold 38,474 common shares at an average price of $108.17 per share under a Rule 10b5-1 trading plan adopted on March 14, 2025. Following these transactions, he continues to have indirect ownership of 82,970 shares through the Meaney 2024 Master Trust and 212,680 shares through the Meaney Master Trust #2.
Iron Mountain Inc. executive Mark Kidd reported an open-market sale of company stock. As EVP, GM Data Centers & ALM, he sold 6,000 shares of common stock at a price of $108.17 per share on February 20, 2026, in a planned transaction under a Rule 10b5-1 trading plan adopted on March 20, 2025. After this sale, he directly owns 49,081 Iron Mountain shares.