Spero Therapeutics (SPRO) Stock Chart & Stock Price History $0.68 +0.03 (+4.10%) As of 10:41 AM Eastern This is a fair market value price provided by Polygon.io. Learn more. Add Compare Share Share Chart Stock AnalysisAnalyst ForecastsChartCompetitorsEarningsHeadlinesInsider TradesOptions ChainOwnershipSEC FilingsShort InterestSustainabilityTrendsBuy This Stock Spero Therapeutics Stock Price Performance 5 Day Performance-5.54%1 Month Performance-1.30%3 Month Performance-20.03%6 Month Performance-41.95%Year-To-Date Performance-33.50%1 Year Performance-55.66% Receive SPRO Stock News and Ratings via EmailSign-up to receive the latest news and ratings for Spero Therapeutics and its competitors with MarketBeat's FREE daily newsletter. Email Address SPRO Stock Chart for Thursday, May, 1, 2025 SPRO Chart by TradingView Spero Therapeutics 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 Capitalization04/30/2025$0.67$0.66-1.94%$0.69$0.6479,293 shs$36.78 million04/29/2025$0.71$0.67-5.49%$0.72$0.6752,340 shs$37.51 million04/28/2025$0.73$0.71-2.10%$0.74$0.7146,508 shs$39.69 million04/25/2025$0.73$0.73+0.03%$0.75$0.7371,847 shs$40.54 million04/24/2025$0.73$0.73-0.29%$0.74$0.7228,949 shs$40.53 million04/23/2025$0.73$0.73-0.70%$0.76$0.63246,771 shs$40.65 million04/22/2025$0.73$0.73+0.99%$0.78$0.7297,664 shs$40.93 million04/21/2025$0.75$0.73-3.87%$0.78$0.7325,518 shs$40.53 million04/18/2025$0.75$0.75$0.79$0.7435,943 shs$42.16 million04/17/2025$0.74$0.75+1.92%$0.79$0.7435,943 shs$42.16 million Get the Latest News and Ratings for SPRO and Related StocksEnter your email address below to receive the latest news and analysts' ratings for Spero Therapeutics and its competitors with MarketBeat's FREE daily newsletter. 04/16/2025$0.74$0.74-0.59%$0.80$0.73101,770 shs$41.37 million04/15/2025$0.70$0.74+6.19%$0.83$0.72368,159 shs$41.61 million04/14/2025$0.60$0.70+16.83%$0.73$0.61303,787 shs$39.19 million04/11/2025$0.58$0.60+3.90%$0.64$0.52200,191 shs$33.54 million04/10/2025$0.59$0.58-2.10%$0.60$0.52123,938 shs$32.28 million04/09/2025$0.56$0.59+5.34%$0.61$0.51490,774 shs$32.98 million04/09/2025$0.56$0.59+5.34%$0.61$0.51490,774 shs$32.98 million04/08/2025$0.60$0.56-6.64%$0.63$0.56177,169 shs$31.31 million04/08/2025$0.60$0.56-6.64%$0.63$0.56177,169 shs$31.31 million04/07/2025$0.58$0.60+3.06%$0.62$0.51239,361 shs$33.53 million04/04/2025$0.62$0.58-6.73%$0.63$0.56286,902 shs$32.53 million04/03/2025$0.71$0.62-11.61%$0.71$0.62329,983 shs$34.88 million04/02/2025$0.69$0.71+1.73%$0.72$0.6959,561 shs$38.49 million04/01/2025$0.72$0.69-3.61%$0.75$0.68178,961 shs$37.84 million03/31/2025$0.77$0.72-6.49%$0.76$0.70185,432 shs$39.25 million Related Companies 4D Molecular Therapeutics Stock Price Chart Tiziana Life Sciences Stock Price Chart LifeVantage Stock Price Chart Larimar Therapeutics Stock Price Chart Nanobiotix Stock Price Chart Puma Biotechnology Stock Price Chart Cybin Stock Price Chart Aclaris Therapeutics Stock Price Chart Eupraxia Pharmaceuticals Stock Price Chart Neoleukin Therapeutics Stock Price Chart Receive SPRO Stock News and Ratings via EmailSign-up to receive the latest news and ratings for Spero Therapeutics and its competitors with MarketBeat's FREE daily newsletter. 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