Stocks Comparison
Digital Realty Trust vs Iron Mountain: revenue, profit, margins and growth compared
Digital Realty Trust brought in $6.1B of revenue in fiscal 2025, Iron Mountain $6.9B in fiscal 2025. Revenue changed by +10.0% at Digital Realty Trust and +12.2% at Iron Mountain on the year before, so Iron Mountain grew faster. Digital Realty Trust kept 21.4% of its revenue as net profit, Iron Mountain 2.1%.
Side by side, latest fiscal year
| DLR | IRM | |
|---|---|---|
| Fiscal year ended | FY2025 (December 31, 2025) | FY2025 (December 31, 2025) |
| Revenue | $6.1B | $6.9B |
| Revenue growth | +10.0% | +12.2% |
| Net income | $1.3B | $144.6M |
| Net margin | 21.4% | 2.1% |
| Free cash flow | n/a | -$931.6M |
| Free cash flow margin | n/a | -13.5% |
| Earnings per share (diluted) | $3.58 | $0.49 |
| Cash | $3.5B | $158.5M |
| Debt | n/a | $16.4B |
| Price to earnings | 49.9 | 227.3 |
| Market value | $66.1B | $33.2B |
| Dividend yield | n/a | 2.89% |
| Rank by revenue in sector | #8 of 162 · Real estate | #5 of 162 · Real estate |
Over the years
Questions about Digital Realty Trust and Iron Mountain
Which is bigger by revenue, Digital Realty Trust or Iron Mountain?
Iron Mountain is bigger by revenue: $6.9B in fiscal 2025, against $6.1B for Digital Realty Trust in fiscal 2025.
Which keeps more of its revenue as profit, Digital Realty Trust or Iron Mountain?
Digital Realty Trust had a net margin of 21.4% in fiscal 2025; Iron Mountain had 2.1% in fiscal 2025.
Which grew revenue faster, Digital Realty Trust or Iron Mountain?
In their latest fiscal years revenue changed by +10.0% at Digital Realty Trust and +12.2% at Iron Mountain.
Where do these numbers come from?
From the annual reports each company files with the SEC (10-K, or 20-F and 40-F for foreign companies), read from their XBRL data. Margins and growth are simple arithmetic on those figures. Nothing here is a recommendation.