AMT vs IRM
By Alex · Tickerpine
American Tower Corporation vs Iron Mountain Incorporated, side by side — the numbers that matter, in plain English. No “winner” hype; you decide.
| Metric | AMT | IRM |
|---|---|---|
| Price | $169.03 | $111.38 |
| Market cap | $78.76B | $33.16B |
| P/E ratio | 23.3 | 79.0 |
| ROE | 33.91% | — |
| Profit margin | 31.08% | 5.54% |
| Revenue growth | 4.70% | 18.50% |
| Dividend yield | 4.24% | 3.10% |
| Beta | 0.90 | 1.20 |
Green = the more favorable figure for that metric (lower P/E, higher ROE, margin, growth and yield). Not a recommendation.
AMT vs IRM in plain English
- AMT is the bigger company — about 2.4× the market cap of IRM.
- AMT is cheaper on earnings (P/E 23.3 vs 79.0).
- IRM is growing revenue faster (18% vs 5%).
- AMT has the higher dividend yield (4.24% vs 3.10%).
How would $1,000 have done in each?
AMT return calculator
See what $1,000 in American Tower Corporation would be worth today.
IRM return calculator
See what $1,000 in Iron Mountain Incorporated would be worth today.
Figures from public market data, may be delayed. Comparison is informational only — not investment advice.