Iron Mountain IncorporatedIRM

Where IRM's P/E ratio sits inside its own 10-year distribution, with the yearly high, low and average.

$115.67+0.33 (+0.29%)Previous close
NYSEReal Estate

IRM P/E ratio: current value, 10-year range and year-by-year history

82.6Above average

IRM's p/e ratio is higher than 65% of the last 10 years.

P/E ratio History

Historically priceyAbove avgAround avgBelow avgHistorically cheap
IRM P/E ratio historyIRM P/E ratio from Oct 2023 to Oct 2026: low 61.33, high 724.41, latest 82.62.8.29200.58392.87585.16777.46Oct 23Jun 24Jan 25Aug 25Mar 26Oct 26med 145.86

IRM P/E ratio by year

Yearly range of IRM’s p/e ratio from 2016 to 2026. Over the full period it ranged from 19.4 to 724.4, averaging 90.3.

IRM P/E ratio — yearly low, average, high and year-end values
YearLowAverageHighYear-end
202678.5134.4233.982.6
2025135.7310.4724.4171.3
2024104.2177.7359.4172.3
202325.842.274.373.6
202226.033.844.929.5
202119.427.041.833.8
202020.739.866.724.9
201923.426.534.634.6
201825.749.756.525.7
201745.166.895.347.2
2016104.8109.2116.5108.2

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How much the market pays for each dollar of annual profit. P/E = Stock Price / EPS. The raw number means little — what matters is whether it's high or low relative to the company's own history.

FormulaPrice / Earnings Per Share
Full guide
How to read this chart

The chart shows five color-coded historical zones: green (below 10th percentile) means historically very cheap, fading through lime and gray (the normal 25th–75th range) to orange and red (historically expensive). When the line sits in a green or lime zone, the stock is trading at an unusually low P/E relative to its own history.

Key caveats
  • Cyclical businesses look cheapest on P/E at peak earnings — the "earnings trap." Use EV/EBITDA or normalised earnings for energy, materials, and financials.
  • A falling P/E trend may signal a business in structural decline, not a buying opportunity.

Is IRM P/E ratio High or Low Right Now?

Iron Mountain Incorporated's P/E ratio is currently 82.6, which is above average relative to its 10-year historical range. The 10-year median P/E ratio for IRM is approximately 48.8. See all IRM valuation metrics →

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