IRM monthly performance report
Monthly IRM research: returns, drawdown, relative strength, seasonality, and key stats.
IRM monthly report
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Key takeaways
- Iron Mountain (IRM) closed August 2026 at $127.13, up 3.93% for the month and +33.05% over the trailing 12 months.
- Year-to-date, IRM is +53.26%, outperforming the S&P 500 which has returned +12.89% YTD.
- The stock is trading +18.67% versus its 200-day moving average ($107.13), a bullish technical signal.
- Over the past three years, IRM has outperformed the S&P 500 by +36.40%, with a relative strength index reading of 121.2.
- Win rate over the trailing 39 months stands at 59% — 23 positive months versus 16 negative months.
Iron Mountain ended August 2026 at $127.13, posting a monthly return of +3.93%. The S&P 500 returned +3.05% over the same window, leaving relative performance at +0.89%.
The current quarter stands at +0.60% (Q3 2026 (QTD)), while medium-term trend remains constructive: price is +18.67% versus the 200-day moving average ($107.13).
Year-to-date, IRM is +53.26% against SPY +12.89%, a gap of +40.38%. The stock is currently −5.61% below its 52-week high, with maximum 3-year drawdown at −39.96%.
| Period | IRM | S&P 500 (SPY) | Excess return |
|---|---|---|---|
| 1 Day | +1.29% | −0.20% | +1.49% |
| 1 Week | +1.14% | +3.90% | −2.77% |
| 1 Month | +3.93% | +3.05% | +0.89% |
| 3 Months | +0.90% | +7.11% | −6.21% |
| 6 Months |