Iron Mountain (IRM) Stock Chart & Stock Price History $98.02 +0.03 (+0.03%) Closing price 03:59 PM EasternExtended Trading$98.34 +0.32 (+0.32%) As of 07:38 PM Eastern Extended trading is trading that happens on electronic markets outside of regular trading hours. This is a fair market value extended hours price provided by Polygon.io. Learn more. Add Compare Share Share Chart Stock AnalysisAnalyst ForecastsChartCompetitorsDividendEarningsFinancialsHeadlinesInsider TradesOptions ChainOwnershipSEC FilingsShort InterestSustainabilityTrendsBuy This Stock Iron Mountain Stock Price Performance The Iron Mountain (IRM) stock chart highlights key performance trends across multiple timeframes. Over the last 12 months, the stock's price has increased 2.15%, with a year-to-date return of -6.74%. In the past month, the stock has decreased 3.43%, reflecting recent market activity. As of the latest close, Iron Mountain traded at $97.93 with a market cap of $28.89 billion and volume of 1.06 million shares. Five years ago, the stock traded at $27.31, representing a 258.93% increase over that period. At the time, it had a market cap of $7.70 billion and a volume of 1.85 million shares. Receive IRM Stock News and Ratings via EmailSign-up to receive the latest news and ratings for Iron Mountain and its competitors with MarketBeat's FREE daily newsletter. Email Address 5 Day Performance-1.33%1 Month Performance-3.43%3 Month Performance+16.13%Year-To-Date Performance-6.74%1 Year Performance+2.15%5 Year Performance+258.93% IRM Stock Chart for Monday, July, 14, 2025 IRM Chart by TradingView Iron Mountain Stock Price History Daily Weekly Monthly Yearly Time Frame Custom Range 1 Month 3 Months 6 Months Year-to-Date 1 Year 3 Year 5 Year Time Frame Start Date End Date Export to Excel DateOpening PriceClosing PriceHighLowVolumeMarket Capitalization07/14/2025$97.93$98.02+0.09%$98.62$97.48896,046 shs$28.92 billion07/11/2025$99.01$97.93-1.09%$98.72$97.461.06 million shs$28.89 billion07/10/2025$99.34$99.01-0.33%$99.89$98.02997,822 shs$29.21 billion07/09/2025$99.65$99.34-0.31%$100.39$99.211.35 million shs$29.31 billion07/08/2025$100.24$99.65-0.59%$100.19$98.761.06 million shs$29.40 billion07/07/2025$101.53$100.24-1.27%$101.40$99.651.33 million shs$29.57 billion07/04/2025$101.53$101.53$101.69$100.11914,630 shs$29.95 billion07/03/2025$99.59$101.53+1.94%$101.69$100.11914,630 shs$29.95 billion07/02/2025$99.81$99.59-0.22%$99.95$98.602.03 million shs$29.38 billion07/01/2025$102.49$99.81-2.62%$103.00$99.642.21 million shs$29.45 billion Get the Latest News and Ratings for IRM and Related StocksEnter your email address below to receive the latest news and analysts' ratings for Iron Mountain and its competitors with MarketBeat's FREE daily newsletter. 06/30/2025$102.35$102.49+0.14%$102.65$100.682.24 million shs$30.24 billion06/27/2025$101.05$102.35+1.28%$103.25$100.745.70 million shs$30.20 billion06/26/2025$102.77$101.05-1.67%$102.55$96.573.19 million shs$29.81 billion06/25/2025$105.32$102.77-2.42%$104.92$102.271.54 million shs$30.32 billion06/24/2025$103.14$105.32+2.12%$105.57$102.551.16 million shs$31.07 billion06/23/2025$101.32$103.14+1.80%$103.15$100.661.00 million shs$30.43 billion06/20/2025$102.69$101.32-1.33%$103.39$100.942.71 million shs$29.89 billion06/19/2025$102.69$102.69$103.50$102.39964,868 shs$30.30 billion06/18/2025$102.82$102.69-0.13%$103.50$102.39964,868 shs$30.30 billion06/17/2025$102.07$102.82+0.74%$103.23$101.641.80 million shs$30.34 billion06/16/2025$101.50$102.07+0.56%$103.15$101.091.47 million shs$30.11 billion06/13/2025$102.55$101.50-1.02%$102.82$100.90979,247 shs$29.95 billion Related Companies LAMR Stock Price Chart REG Stock Price Chart AVB Stock Price Chart BRX Stock Price Chart DLR Stock Price Chart FRT Stock Price Chart KIM Stock Price Chart STAG Stock Price Chart CTAS Stock Price Chart CPRT Stock Price Chart Receive IRM Stock News and Ratings via EmailSign-up to receive the latest news and ratings for Iron Mountain and its competitors with MarketBeat's FREE daily newsletter. 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