OSI Systems (OSIS) Stock Chart & Stock Price History $239.23 +7.63 (+3.29%) Closing price 03:59 PM EasternExtended Trading$239.23 0.00 (0.00%) As of 04:04 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 ForecastsChartCompetitorsEarningsFinancialsHeadlinesInsider TradesOptions ChainOwnershipSEC FilingsShort InterestSustainabilityTrendsBuy This Stock OSI Systems Stock Price Performance The OSI Systems (OSIS) stock chart highlights key performance trends across multiple timeframes. Over the last 12 months, the stock's price has increased 75.54%, with a year-to-date return of 42.88%. In the past month, the stock has increased 7.01%, reflecting recent market activity. As of the latest close, OSI Systems traded at $231.60 with a market cap of $3.89 billion and volume of 148,685 shares. Five years ago, the stock traded at $74.04, representing a 223.11% increase over that period. At the time, it had a market cap of $1.38 billion and a volume of 147,021 shares. Receive OSIS Stock News and Ratings via EmailSign-up to receive the latest news and ratings for OSI Systems and its competitors with MarketBeat's FREE daily newsletter. Email Address 5 Day Performance+5.63%1 Month Performance+7.01%3 Month Performance+32.54%Year-To-Date Performance+42.88%1 Year Performance+75.54%5 Year Performance+223.11% OSIS Stock Chart for Wednesday, June, 11, 2025 OSIS Chart by TradingView OSI Systems 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 Capitalization06/10/2025$227.78$231.60+1.68%$231.89$227.67148,685 shs$3.89 billion06/09/2025$226.47$227.78+0.58%$229.14$226.0199,664 shs$3.82 billion06/06/2025$222.89$226.47+1.61%$227.53$223.25104,632 shs$3.80 billion06/05/2025$223.63$222.89-0.33%$224.81$221.15184,948 shs$3.74 billion06/04/2025$221.17$223.63+1.11%$225.64$221.49202,116 shs$3.75 billion06/03/2025$217.48$221.17+1.70%$221.99$215.50158,637 shs$3.71 billion06/02/2025$217.99$217.48-0.23%$219.79$215.10254,446 shs$3.65 billion05/30/2025$220.19$217.99-1.00%$219.89$215.26215,941 shs$3.66 billion05/29/2025$216.00$220.19+1.94%$220.91$215.87243,797 shs$3.70 billion05/28/2025$227.73$216.00-5.15%$227.99$209.75309,049 shs$3.63 billion Get the Latest News and Ratings for OSIS and Related StocksEnter your email address below to receive the latest news and analysts' ratings for OSI Systems and its competitors with MarketBeat's FREE daily newsletter. 05/27/2025$227.44$227.73+0.13%$234.59$226.99131,309 shs$3.82 billion05/26/2025$227.44$227.44$228.74$218.34115,768 shs$3.82 billion05/23/2025$228.68$227.44-0.54%$228.74$218.34115,768 shs$3.82 billion05/22/2025$226.95$228.68+0.76%$231.55$225.63139,498 shs$3.84 billion05/21/2025$230.13$226.95-1.38%$229.88$224.33144,816 shs$3.81 billion05/20/2025$229.65$230.13+0.21%$231.00$228.8180,544 shs$3.86 billion05/19/2025$232.00$229.65-1.01%$230.18$227.7989,731 shs$3.86 billion05/16/2025$227.98$232.00+1.76%$232.17$226.58185,495 shs$3.90 billion05/15/2025$226.22$227.98+0.78%$228.20$223.17160,237 shs$3.83 billion05/14/2025$230.25$226.22-1.75%$233.58$226.21203,992 shs$3.80 billion05/13/2025$226.99$230.25+1.44%$232.00$227.24223,167 shs$3.87 billion05/12/2025$223.56$226.99+1.53%$233.80$226.00177,859 shs$3.81 billion Related Companies Coherent Stock Chart Badger Meter Stock Chart Itron Stock Chart Cognex Stock Chart FARO Technologies Stock Chart Daktronics Stock Chart Mesa Laboratories Stock Chart Vishay Precision Group Stock Chart Credo Technology Group Stock Chart Skyworks Solutions Stock Chart Receive OSIS Stock News and Ratings via EmailSign-up to receive the latest news and ratings for OSI Systems and its competitors with MarketBeat's FREE daily newsletter. 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