What is the market doing?
What the tape says about IRM
Iron Mountain is +31% over the past year while the S&P 500 is +20%: 11 points ahead of the market.
+31%
1-year return · S&P 500 +20%
- vs 200-day average
- +8.6%
vs 200-day average · close to trend
- RSI (14)
- 24
RSI (14) · oversold, sold harder than it has been bought
- Below its 52-week high
- 13%
Below its 52-week high
Details›
- Last close2026-09-08
- $116.12
- 1 monthS&P 500 −0.30%
- −4.8%
- 1 yearS&P 500 +20%
- +31%
- 5 yearsS&P 500 +85%
- +207%
- vs 50-day average$123.56
- −6.0%
- 52-week high
- $133.06
- 52-week low
- $77.69
- Annualised volatility
- 33%
- Insider buying, net, 6 monthsForms 3/4/5 to 2026-06-30
- −$762K
| Year | Return |
|---|---|
| 2026 (year to date) | +42% |
| 2025 | −18% |
| 2024 | +54% |
| 2023 | +47% |
| 2022 | −0.08% |
| 2021 | +88% |
| 2020 | +0.99% |
| 2019 | +5.9% |
| 2018 | −8.0% |
| 2017 | +24% |
| Month | Years | Positive | Average |
|---|---|---|---|
| Jan | 10 | 5 of 10 | +3.3% |
| Feb | 10 | 5 of 10 | +1.6% |
| Mar | 10 | 6 of 10 | +0.29% |
| Apr | 10 | 6 of 10 | +2.8% |
| May | 10 | 7 of 10 | +2.1% |
| Jun | 10 | 7 of 10 | +3.1% |
| Jul | 11 | 7 of 11 | +2.6% |
| Aug | 11 | 8 of 11 | +3.4% |
| Sep | 11 | 5 of 11 | −1.9% |
| Oct | 10 | 6 of 10 | +0.33% |
| Nov | 10 | 5 of 10 | +1.5% |
| Dec | 10 | 5 of 10 | +0.36% |
End-of-day closes from IEX; the S&P 500 comparison uses SPY over the same window. Prices are a reference point, not a basis for trading decisions.
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