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Iron Mountain Incorporated IRM

Real Estate  —  Reit Specialty
111.38 (2.71) (2.38%) as of 25 Sep
Market cap
$34.0B
P/E
79.6×
S&P 500 Member Dividend Champion (10y) Cash Flow Champion (3y) Revenue Champion (5y) Insider Buys (last 12m)
Indexes indicate stock being part of an index,
Growth Flags show if company had growth for consecutive years,
Insider Buys alert about insiders buying in the last 12 month
Overview Business Profile Financial Analysis Income Statement Balance Sheet Cash Flow Metrics & Ratios 10-Q 10-K

Iron Mountain Incorporated (IRM) Debt to equity

Iron Mountain Incorporated's debt to equity at the end of the quarter to 30 June 2026 was −18.2×, up 5.0× from fiscal 2025 (−23.2×). Over the past ten years it has ranged from −45.0× (fiscal 2024) to 56.3× (fiscal 2023); the current reading is higher than 18% of that period. That is below the Reit Specialty industry median of 0.6× and below the Real Estate sector median of 0.8×.

Debt to equity, annual

Annual

Period Debt to equity Change
FY2025 −23.2× —
FY2024 −45.0× —
FY2023 56.3× 239.51%
FY2022 16.6× 53.42%
FY2021 10.8× 41.29%
FY2020 7.7× 29.39%
FY2019 5.9× 35.35%
FY2018 4.4× 42.70%
FY2017 3.1× (5.08%)
FY2016 3.2× (64.79%)

Quarterly

Period Debt to equity Change
Jun 2026 −18.2× —
Mar 2026 −18.2× —
Dec 2025 −23.2× —
Sep 2025 −23.7× —
42 more quarters

Against its own ten years

Low −45.0× High 56.3×
Ten-year median 5.9×
Current reading's percentile 18

Debt to equity against peers

Company Debt to equity
IRM Iron Mountain Incorporated −18.2×
CCI Crown Castle Inc. compare −5.6×
SBAC SBA Communications Corporation compare −2.7×
WY Weyerhaeuser Company compare 0.6×
DLR Digital Realty Trust, Inc. compare 0.7×
EQIX Equinix, Inc. compare 1.4×
GLPI Gaming and Leisure Properties, Inc. compare 1.5×
LAMR Lamar Advertising Company compare 3.5×
AMT American Tower Corporation compare 3.6×
Reit Specialty industry median 0.6×
Real Estate sector median 0.8×
Market median 0.2×

What Debt to equity is

Debt to Equity Ratio shows how much a company relies on borrowed money compared with the money its shareholders have in the business.

(Long Term Debt (Total) + Current Part of Debt) ÷ Shareholders Equity (Total)

The full definition of Debt to equity →

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