BioLargo (BLGO) Stock Chart & Stock Price History $0.23 -0.01 (-3.21%) As of 04/17/2025 03:53 PM Eastern Add Compare Share Share Chart Stock AnalysisChartCompetitorsHeadlinesSEC FilingsTrendsBuy This Stock BioLargo Stock Price Performance 5 Day Performance-0.81%1 Month Performance-11.69%3 Month Performance-19.33%6 Month Performance-3.29%Year-To-Date Performance+22.11%1 Year Performance-26.23% 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, April, 18, 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 Capitalization04/17/2025$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 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. 04/07/2025$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 million03/31/2025$0.28$0.28-2.12%$0.29$0.27312,574 shs$83.33 million03/28/2025$0.28$0.28+0.36%$0.28$0.28227,138 shs$85.14 million03/27/2025$0.29$0.28-3.60%$0.29$0.2857,110 shs$84.84 million03/26/2025$0.29$0.29-0.10%$0.29$0.2811,654 shs$88.00 million03/25/2025$0.29$0.29-0.03%$0.29$0.2889,731 shs$88.09 million03/24/2025$0.29$0.29+0.83%$0.30$0.28136,198 shs$88.12 million03/21/2025$0.28$0.29+2.58%$0.29$0.27156,567 shs$87.39 million03/20/2025$0.29$0.28-0.81%$0.30$0.28394,170 shs$85.19 million03/19/2025$0.26$0.29+8.49%$0.29$0.26404,004 shs$85.89 million03/18/2025$0.26$0.26+1.04%$0.26$0.25135,454 shs$79.17 million03/17/2025$0.26$0.26-1.18%$0.27$0.25153,522 shs$78.35 million Related Companies LXFR Stock Chart SLI Stock Chart VGAS Stock Chart ARQ 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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