Iron Mountain Net Tangible Assets

Iron Mountain's net tangible assets stands at $-940M as of March 2026. That compares with $-620M in the prior-year period — down 51.3% year over year. Stockcircle updates this page with the newest filings so you can track how the metric evolves quarter by quarter.

Iron Mountain reported $-940M in net tangible assets versus $-620M a year earlier — a 51.3% year-over-year decrease. The historical chart on this page makes it easier to see whether that move is part of a longer pattern.

That compares with $-620M in the prior-year period — down 51.3% year over year. Sustained growth in net tangible assets can support a stronger franchise, while sharp declines may reflect divestitures, weaker demand, or accounting changes. Always read YoY moves with the footnotes of recent filings in mind.

The history chart shows how Iron Mountain's net tangible assets evolved across reporting periods, while the comparison chart places IRM next to similar companies. Use both: a rising metric that still lags peers tells a different story than a rising metric that already leads the group. Growth charts, when available, highlight acceleration or slowdown.

Yes — within Technology, net tangible assets is commonly used to spot outliers. Iron Mountain's reading of $-940M is a starting point; confirm whether differences come from growth, margins, accounting choices, or one-time items before treating an outlier as a buy or sell signal.