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NYSE: IRM IRON MOUNTAIN INC 10-Q

Revenue +18.5% YoY; operating income +44%; Project Matterhorn transformation complete

Filed August 5, 2026 · Period ending June 30, 2026 · Compared to 10-Q Aug 6, 2025 · ~1 min read

Key Changes

  • high

    Operating income surged 44% YoY to $373.5M as Project Matterhorn transformation concluded, eliminating $105M in restructuring costs from the prior-year period while revenue growth accelerated.

    MD&A: Project Matterhorn completion verify on EDGAR →
  • high

    Data center storage rental revenue accelerated to 41.6% YoY growth (from 25.7% baseline), driven by lease commencements, improved pricing, and increased customer power usage.

    MD&A: Data center revenue verify on EDGAR →
  • high

    Issued $1.5B of 6.25% senior notes due 2035 in June 2026, using net proceeds of $1.48B to repay revolving credit facility borrowings and for general corporate purposes.

    MD&A: Bond issuance verify on EDGAR →

2 more material changes behind this preview — plus the full narrative summary, section-by-section diffs against the prior filing, and verbatim quotes with EDGAR citations.

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Figures/quotes linked to EDGAR · Narrative written by AI · Aug 6, 2026 · How we verify