IRM vs PLD
Iron Mountain (IRM) and Prologis (PLD) compared side by side. Prologis (PLD) is larger, with a market cap of $122.9B versus $32.7B for Iron Mountain, about 3.8 times the size. On trailing earnings, PLD is cheaper at 28.1x versus 78.5x for IRM.
Head to head
| Metric | IRM | PLD |
|---|---|---|
| Market cap | $32.7B | $122.9B |
| P/E (TTM) | 78.5x | 28.1x |
| Forward P/E | 40.3x | 39.9x |
| Revenue (TTM) | $7.6B | $9.9B |
| Revenue growth | 18.5% | 10.2% |
| Gross margin | 54.2% | 75.7% |
| Operating margin | 19.1% | 42.9% |
| Free cash flow | -$596.7M | $5.2B |
| Dividend yield | 3.15% | 3.38% |
| 1-year return | +9.4% | +3.7% |
| 5-year return (annual) | +23.6% | +0.3% |
| Max drawdown | -56% | -85% |
| FI Handbook grade | D+ | C |
Highlighted: the stronger figure on metrics where higher or lower is clearly better.
Growth of $10,000 (5 years, price only)
IRM vs PLD FAQ
Which is bigger, IRM or PLD?
Prologis (PLD) is larger, with a market cap of $122.9B versus $32.7B for Iron Mountain, about 3.8 times the size.
Is IRM or PLD cheaper?
On trailing earnings, PLD is cheaper at 28.1x versus 78.5x for IRM. A lower P/E can reflect slower expected growth, so compare growth and margins too.
Which stock performed better over the past year, IRM or PLD?
IRM returned +9.4% over the past year including dividends, versus +3.7% for PLD, through October 23, 2026.
Which pays a higher dividend, IRM or PLD?
PLD yields 3.38% versus 3.15% for IRM.
Full pages: Iron Mountain · Prologis