AMT vs IRM
American Tower Corporation compared with Iron Mountain Incorporated on yield, payout growth, payment schedule, cost and risk.
AMT
American Tower Corporation
TTM yield · Quarterly
IRM
Iron Mountain Incorporated
TTM yield · Quarterly
Quick take
- AMT yields more today: 4.07% vs 2.98% (forward).
- AMT has grown its payout faster: 7.5%/yr vs 6.4%/yr over the last 5 years.
- Both pay every quarter.
- Over the last year IRM delivered the higher total return: +29.4% vs -10.4% (price change plus payouts).
Generated from the latest data on both pages. Not a recommendation.
Side by side
| Metric | AMT | IRM |
|---|---|---|
| Share price | $175.73 | $116.08 |
| TTM yield | 3.97% | 2.91% |
| Forward yield | 4.07% | 2.98% |
| Annual payout per share | $7.16 | $3.456 |
| Payment frequency | Quarterly | Quarterly |
| Next ex-date | Sep 17, 2026 (est.) | Sep 15, 2026 (declared) |
| Payout ratio (earnings) | — | — |
| 1-year payout growth | +5.1% | +12.6% |
| 5-year payout CAGR | +7.5% | +6.4% |
| Consecutive years of increases | 1 year | 3 years |
| Payout consistency (last 12) | 96/100 | 89/100 |
| 1-year total return | -10.4% | +29.4% |
| 1-year price return | -13.8% | +25.7% |
| Size (market cap / AUM) | 81.9B | 34.6B |
| Years paying | 14.8 | 16.5 |
| Payout risk (heuristic) | Low | Low |
| Sector / category | Real Estate | Real Estate |
✓ marks the more favourable figure where one exists (higher yield, growth, streak, consistency, return and size; lower cost, payout ratio and risk).
$10,000 invested today
| AMT | IRM | |
|---|---|---|
| Shares | 56.9 | 86.1 |
| Income per year | $407 | $298 |
| Income per month (avg) | $34 | $25 |
Next payments
| Ex-date | Pay date | Per share | Status |
|---|---|---|---|
| AMT Sep 17, 2026 | Oct 1, 2026 | $1.79 | Est. |
| AMT Dec 23, 2026 | Jan 6, 2027 | $1.79 | Est. |
| AMT Mar 30, 2027 | Apr 13, 2027 | $1.79 | Est. |
| IRM Sep 15, 2026 | Oct 2, 2026 | $0.864 | Declared |
| IRM Dec 15, 2026 | Dec 29, 2026 | $0.864 | Est. |
| IRM Mar 16, 2027 | Mar 30, 2027 | $0.864 | Est. |
Annual payouts per share
AMTIRM
Regular payments only; the current year is year to date. Per-share amounts are not directly comparable when share prices differ, so read this chart for growth trends.
FAQ
Which has the higher dividend yield, AMT or IRM?
AMT currently has the higher trailing yield: AMT yields 3.97% and IRM yields 2.91%. Yield changes daily with price, so check the live figures above.
How often do AMT and IRM pay?
AMT pays every quarter and IRM pays every quarter. AMT's next ex-date is Sep 17, 2026 and IRM's is Sep 15, 2026.
Which has grown its dividend faster, AMT or IRM?
AMT has grown its payout faster: 7.5%/yr vs 6.4%/yr over the last 5 years.
Is AMT or IRM better for income?
It depends on what you are optimising for. AMT and IRM differ in yield, growth, payment schedule and risk profile; the table above puts every metric side by side so you can weigh them for your own goals. This page is data, not advice.