BioLargo (BLGO) Stock Chart & Stock Price History $0.22 +0.00 (+0.27%) As of 05/1/2025 01:54 PM Eastern Add Compare Share Share Chart Stock AnalysisChartCompetitorsHeadlinesSEC FilingsTrendsBuy This Stock BioLargo Stock Price Performance 5 Day Performance-4.86%1 Month Performance-19.56%3 Month Performance-11.28%6 Month Performance+2.55%Year-To-Date Performance+18.42%1 Year Performance-34.08% Receive BLGO Stock News and Ratings via EmailSign-up to receive the latest news and ratings for BioLargo and its competitors with MarketBeat's FREE daily newsletter. Email Address BLGO Stock Chart for Friday, May, 2, 2025 BLGO Chart by TradingView BioLargo Stock Price History Daily Weekly Monthly Time Frame Custom Range 1 Month 3 Months 6 Months Year-to-Date 1 Year Time Frame * Start Date * End Date Export to Excel DateOpening PriceClosing PriceHighLowVolumeMarket Capitalization05/01/2025$0.22$0.23+0.09%$0.24$0.22182,097 shs$67.81 million04/30/2025$0.23$0.22-2.47%$0.23$0.22208,471 shs$67.75 million04/29/2025$0.24$0.23-3.27%$0.24$0.22222,340 shs$69.47 million04/28/2025$0.24$0.24+0.76%$0.24$0.23112,807 shs$71.82 million04/25/2025$0.23$0.24+1.50%$0.24$0.2312,714 shs$71.28 million04/24/2025$0.23$0.23+1.30%$0.24$0.23108,616 shs$70.22 million04/23/2025$0.23$0.23+0.88%$0.23$0.23111,054 shs$69.32 million04/22/2025$0.24$0.23-4.44%$0.24$0.23147,500 shs$68.71 million04/21/2025$0.23$0.24+2.84%$0.24$0.23116,818 shs$71.91 million04/18/2025$0.23$0.23$0.24$0.2380,397 shs$69.92 million Get the Latest News and Ratings for BLGO and Related StocksEnter your email address below to receive the latest news and analysts' ratings for BioLargo and its competitors with MarketBeat's FREE daily newsletter. 04/17/2025$0.24$0.23-3.21%$0.24$0.2380,397 shs$69.92 million04/16/2025$0.24$0.24-1.96%$0.24$0.23188,033 shs$72.24 million04/15/2025$0.24$0.24+1.54%$0.25$0.2337,674 shs$73.68 million04/14/2025$0.23$0.24+2.95%$0.26$0.23244,978 shs$72.57 million04/11/2025$0.24$0.23-1.60%$0.24$0.23181,019 shs$70.49 million04/10/2025$0.24$0.24-1.00%$0.24$0.2368,993 shs$71.64 million04/09/2025$0.24$0.24-0.37%$0.24$0.21428,722 shs$72.36 million04/09/2025$0.24$0.24-0.37%$0.24$0.21428,722 shs$72.36 million04/08/2025$0.24$0.24+0.42%$0.27$0.21317,567 shs$72.63 million04/08/2025$0.24$0.24+0.42%$0.27$0.21317,567 shs$72.63 million04/07/2025$0.25$0.24-4.50%$0.25$0.22314,014 shs$72.33 million04/04/2025$0.27$0.25-6.93%$0.27$0.25344,050 shs$75.73 million04/03/2025$0.28$0.27-3.47%$0.28$0.27165,433 shs$81.37 million04/02/2025$0.27$0.28+4.52%$0.28$0.27109,028 shs$84.29 million04/01/2025$0.28$0.27-3.22%$0.28$0.27227,610 shs$80.65 million Related Companies SLI Stock Chart LXFR Stock Chart ARQ Stock Chart VGAS Stock Chart ADUR Stock Chart ZTEK Stock Chart TSE Stock Chart ORGN Stock Chart AMTX Stock Chart ALTO Stock Chart Receive BLGO Stock News and Ratings via EmailSign-up to receive the latest news and ratings for BioLargo and its competitors with MarketBeat's FREE daily newsletter. 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