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 | $175.59 | $132.44 |
| Market cap | $81.81B | $39.40B |
| P/E ratio | 28.3 | 145.5 |
| ROE | 29.95% | — |
| Profit margin | 26.81% | 3.76% |
| Revenue growth | 6.80% | 21.60% |
| Dividend yield | 3.98% | 2.61% |
| Beta | 0.89 | 1.22 |
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 2.1× the market cap of IRM.
- AMT is cheaper on earnings (P/E 28.3 vs 145.5).
- IRM is growing revenue faster (22% vs 7%).
- AMT has the higher dividend yield (3.98% vs 2.61%).
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.