NYSE · IRM · stock
Iron Mountain INC (IRM) stock price history
Every NYSE trading session of Iron Mountain INC from Feb 1, 1996 to Sep 28, 2026: 7,713 daily bars, adjusted for splits and dividends, with minute bars from Jul 13, 2026 forward. The full series is served by the API: a free key covers the last year, paid plans the whole history and minute bars.
IRM adjusted close, 1996 to 2026
- $133.06
- All time high, 2026
- $134.68
- 52 week high, $76.62 low
- 7,713
- Daily sessions since 1996
Last updated Sep 28, 2026, the last stored session. Refreshes after each trading day. Full 1996 to 2026 series and minute bars.
IRM key facts
- Iron Mountain INC (IRM) closed at $111.05 on Sep 28, 2026 on NYSE.
- IRM's all time high close is $133.06, set on Jun 23, 2026; its all time low close is $0.9825 on Mar 25, 1996.
- IRM's 52 week range is $76.62 to $134.68.
- IRM returned +12.9% over the year to Sep 28, 2026 and +203.9% over five years.
- Over ten years IRM returned +393%, +17.3% a year compounded.
- IRM's deepest drawdown was -55.7% from Dec 26, 2007 to Mar 3, 2009.
- DataCedar holds 7,713 daily sessions of IRM history from Feb 1, 1996 and minute bars from Jul 13, 2026, adjusted for splits and dividends, served by the API under a key.
IRM price chart, 1996 to 2026
IRM returns
Price return from the last close on or before the window start to Sep 28, 2026, on adjusted closes.
| Period | Return |
|---|---|
| 1 month | -5.4% |
| 3 months | -16.2% |
| 6 months | +13.7% |
| Year to date | +35.2% |
| 1 year | +12.9% |
| 3 years | +102.6% |
| 5 years | +203.9% |
| 10 years | +392.6% |
| Since Feb 1, 1996 | +9,538% |
| Compound annual growth, 30.7 years | +16.1% |
IRM records
Measured on the stored closes; every figure is reproducible from the API series.
- All time high close
- $133.06 on Jun 23, 2026
- All time low close
- $0.9825 on Mar 25, 1996
- 52 week high
- $134.68 on Jun 24, 2026
- 52 week low
- $76.62 on Dec 18, 2025
- Deepest drawdown
- -55.7% from Dec 26, 2007 to Mar 3, 2009, recovered Oct 11, 2012
- Best single session
- +20.1% on Jun 26, 2014
- Worst single session
- -16.1% on Oct 8, 1998
- Volatility, 1 year annualised
- 32.5%
- Sessions closing higher, 1 year
- 54%
- Growth of 1 since 1996
- 96.4×
- Best calendar year
- 2021, +88%
- Worst calendar year
- 2008, -33%
IRM price history by year
Open is the first session's open, high and low span the year, close is the last session's close, and the return is close over the previous year's close. 1996 starts on Feb 1, 1996; 2026 runs to Sep 28, 2026.
| Year | Open | High | Low | Close | Return | Volume | Sessions |
|---|---|---|---|---|---|---|---|
| 2026 | $81.77 | $134.68 | $80.53 | $111.05 | +35.9% | 322.9M | 185 |
| 2025 | $100.10 | $106.67 | $69.41 | $81.72 | -18.2% | 454.1M | 250 |
| 2024 | $64.63 | $123.05 | $59.80 | $99.95 | +54.5% | 405.7M | 252 |
| 2023 | $44.53 | $65.33 | $43.33 | $64.70 | +46.5% | 362.8M | 250 |
| 2022 | $44.31 | $50.11 | $35.19 | $44.15 | -0.1% | 449M | 251 |
| 2021 | $23.95 | $44.87 | $22.13 | $44.19 | +87.8% | 569.7M | 252 |
| 2020 | $23.33 | $25.22 | $15.72 | $23.54 | +1.0% | 830.1M | 253 |
| 2019 | $21.74 | $25.35 | $20.63 | $23.31 | +5.9% | 609.6M | 252 |
| 2018 | $23.96 | $24.26 | $19.62 | $22.01 | -8.0% | 462.2M | 251 |
| 2017 | $19.56 | $25.93 | $19.23 | $23.92 | +23.6% | 332.8M | 251 |
| 2016 | $15.07 | $24.04 | $13.29 | $19.36 | +27.5% | 460.9M | 252 |
| 2015 | $20.59 | $21.95 | $14.40 | $15.19 | -25.7% | 405.7M | 252 |
| 2014 | $13.76 | $21.36 | $11.71 | $20.44 | +48.1% | 521.8M | 252 |
| 2013 | $13.79 | $17.55 | $11.28 | $13.80 | +1.3% | 396.4M | 252 |
| 2012 | $11.81 | $15.43 | $10.34 | $13.62 | +16.9% | 416.5M | 250 |
| 2011 | $9.24 | $13.33 | $8.92 | $11.65 | +26.8% | 609.3M | 252 |
| 2010 | $8.28 | $10.33 | $7.27 | $9.19 | +11.6% | 511M | 252 |
| 2009 | $8.91 | $11.59 | $6.12 | $8.23 | -8.0% | 448M | 252 |
| 2008 | $13.30 | $13.43 | $6.04 | $8.95 | -33.2% | 290.8M | 253 |
| 2007 | $9.98 | $14.05 | $9.06 | $13.39 | +34.3% | 161.2M | 251 |
| 2006 | $10.13 | $10.82 | $8.19 | $9.97 | -2.1% | 164.7M | 251 |
| 2005 | $7.35 | $10.87 | $6.43 | $10.18 | +38.5% | 241.7M | 252 |
| 2004 | $6.23 | $8.46 | $6.23 | $7.35 | +15.7% | 209.3M | 252 |
| 2003 | $5.34 | $6.53 | $4.86 | $6.36 | +19.8% | 224.8M | 252 |
| 2002 | $4.69 | $5.50 | $3.24 | $5.31 | +13.0% | 193.4M | 252 |
| 2001 | $3.83 | $4.90 | $3.39 | $4.69 | +18.0% | 159.3M | 248 |
| 2000 | $4.21 | $4.21 | $2.97 | $3.98 | -5.6% | 119.6M | 252 |
| 1999 | $3.75 | $4.23 | $2.69 | $4.21 | +9.0% | 102.1M | 252 |
| 1998 | $2.57 | $3.89 | $2.24 | $3.87 | +50.3% | 82.1M | 252 |
| 1997 | $2.16 | $2.84 | $1.54 | $2.57 | +19.0% | 31.2M | 253 |
| 1996 | $1.16 | $2.29 | $0.9825 | $2.16 | n/a | 69.6M | 232 |
IRM monthly closes, last 12 months
| Month | Month end close | Change |
|---|---|---|
| September 2026 | $111.05 | -3.7% |
| August 2026 | $115.35 | -5.7% |
| July 2026 | $122.32 | -3.2% |
| June 2026 | $126.31 | -0.8% |
| May 2026 | $127.38 | +1.8% |
| April 2026 | $125.13 | +23.4% |
| March 2026 | $101.45 | -4.9% |
| February 2026 | $106.72 | +17.6% |
| January 2026 | $90.76 | +11.1% |
| December 2025 | $81.72 | -2.9% |
| November 2025 | $84.19 | -16.1% |
| October 2025 | $100.37 | +1.0% |
About the IRM data
Daily bars. 7,713 sessions from Feb 1, 1996 to Sep 28, 2026, one row per NYSE trading day with open, high, low, close and volume. Prices are adjusted for splits and cash dividends so the series is comparable across its whole length; the API also serves the raw, split only and dividend only views.
Minute bars. Stored from Jul 13, 2026 forward, most recent session Sep 28, 2026. Minute history is captured from the day collection began and is never backfilled, so this start date is exact. Five minute, fifteen minute and hourly bars are derived from these minutes.
Time and currency. Session dates are NYSE trading days; minute timestamps are UTC. Prices are in USD. Volume is shares traded on the session.
Get the data. The REST endpoint returns the daily series as JSON with pagination; a free key serves the last year, Quant and above the full history back to Feb 1, 1996, and minute bars come with the paid windows. It takes timeframe (1Min, 5Min, 15Min, 1Hour, 1Day), adjustment, start and end. See the bars endpoint and authentication, and pricing for the plan windows.
curl "https://api.datacedar.com/v3/stocks/IRM/bars?timeframe=1Day&adjustment=all&limit=50000" \
-H "X-API-Key: YOUR_KEY"Nearby on NYSE
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Common questions
IRM share price history
