OptiBiotix Health (OPTI) Stock Chart & Stock Price History GBX 8.90 -0.20 (-2.20%) As of 09:54 AM Eastern Add Compare Share Share Chart Stock AnalysisChartCompetitorsEarningsInsider TradesBuy This Stock OptiBiotix Health Stock Price Performance The OptiBiotix Health (OPTI) stock chart highlights key performance trends across multiple timeframes. Over the last 12 months, the stock's price has decreased 35.27%, with a year-to-date return of -50.69%. In the past month, the stock has decreased 7.53%, reflecting recent market activity. As of the latest close, OptiBiotix Health traded at GBX 8.90 with a market cap of £9.19 million and volume of 283,783 shares. Five years ago, the stock traded at GBX 54.62, representing a 83.71% decrease over that period. At the time, it had a market cap of £50.13 million and a volume of 283,471 shares. 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Read our full terms of service and privacy policy. 5 Day Performance-12.17%1 Month Performance-7.53%3 Month Performance-19.16%Year-To-Date Performance-50.69%1 Year Performance-35.27%5 Year Performance-83.71% OPTI Stock Chart for Friday, October, 17, 2025 OPTI Chart by TradingView OptiBiotix Health 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 Capitalization10/16/2025GBX 8.75GBX 8.90+1.71%GBX 9.50GBX 8.77283,783 shs£9.19 million10/15/2025GBX 9GBX 8.75-2.78%GBX 9.50GBX 8.63886,135 shs£9.04 million10/14/2025GBX 9.61GBX 9-6.38%GBX 9.93GBX 91.10 million shs£9.30 million10/13/2025GBX 10.13GBX 9.61-5.13%GBX 10.50GBX 9.61425,175 shs£9.93 million10/10/2025GBX 10.25GBX 10.13-1.14%GBX 10.25GBX 10.13176,488 shs£10.47 million10/09/2025GBX 10.50GBX 10.25-2.38%GBX 10.75GBX 10.05556,553 shs£10.59 million10/08/2025GBX 10.55GBX 10.50-0.49%GBX 10.75GBX 10.50101,830 shs£10.85 million10/07/2025GBX 10.90GBX 10.55-3.19%GBX 10.90GBX 10.5521,312 shs£10.90 million10/06/2025GBX 10.55GBX 10.90+3.30%GBX 11GBX 10.50198,223 shs£11.26 million10/03/2025GBX 11.02GBX 10.55-4.26%GBX 11.02GBX 10.50160,270 shs£10.90 million Get the Latest News and Ratings for OPTI and Related StocksEnter your email address below to receive the latest news and analysts' ratings for OptiBiotix Health and its competitors with MarketBeat's FREE daily newsletter. 10/02/2025GBX 11.75GBX 11.02-6.20%GBX 12.25GBX 10.75608,121 shs£11.39 million10/01/2025GBX 10.63GBX 11.75+10.51%GBX 11.75GBX 10.63681,848 shs£12.14 million09/30/2025GBX 10.63GBX 10.63+0.08%GBX 11GBX 10.5065,666 shs£10.98 million09/29/2025GBX 10.63GBX 10.63GBX 11GBX 10.6318,571 shs£10.98 million09/26/2025GBX 10.23GBX 10.63+3.86%GBX 11GBX 10.41483,950 shs£10.98 million09/25/2025GBX 10.22GBX 10.23+0.10%GBX 10.50GBX 10.23130,301 shs£10.57 million09/24/2025GBX 10.17GBX 10.22+0.54%GBX 10.50GBX 10425,621 shs£10.56 million09/23/2025GBX 9.70GBX 10.17+4.79%GBX 10.50GBX 9.63693,729 shs£10.50 million09/22/2025GBX 9.80GBX 9.70-1.02%GBX 9.77GBX 9143,149 shs£10.02 million09/19/2025GBX 10.38GBX 9.80-5.59%GBX 10.50GBX 9.25362,123 shs£10.12 million09/18/2025GBX 9.63GBX 10.38+7.84%GBX 10.38GBX 9.50194,078 shs£10.72 million09/17/2025GBX 10GBX 9.63-3.75%GBX 10.48GBX 9.5058,110 shs£9.94 million09/16/2025GBX 10.50GBX 10-4.76%GBX 11.50GBX 9.46911,170 shs£10.33 million Related Companies PowerHouse Energy Group Stock Price Chart CyanConnode Stock Price Chart Revolution Beauty Group Stock Price Chart Altitude Group Stock Price Chart Cordel Group Stock Price Chart Ironveld Stock Price Chart Jangada Mines Stock Price Chart Origin Enterprises Stock Price Chart BSF Enterprise Stock Price Chart RiverFort Global Opportunities Stock Price Chart Receive OPTI Stock News and Ratings via EmailSign-up to receive the latest news and ratings for OptiBiotix Health and its competitors with MarketBeat's FREE daily newsletter. 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