Kiniksa Pharmaceuticals (KNSA) Stock Chart & Stock Price History $27.65 -0.09 (-0.32%) Closing price 05/2/2025 04:00 PM EasternExtended Trading$27.00 -0.65 (-2.37%) As of 05/2/2025 07:56 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 InterestTrendsBuy This Stock Kiniksa Pharmaceuticals Stock Price Performance 5 Day Performance+28.78%1 Month Performance+27.07%3 Month Performance+46.45%6 Month Performance+23.03%Year-To-Date Performance+39.79%1 Year Performance+37.70% Receive KNSA Stock News and Ratings via EmailSign-up to receive the latest news and ratings for Kiniksa Pharmaceuticals and its competitors with MarketBeat's FREE daily newsletter. Email Address KNSA Stock Chart for Saturday, May, 3, 2025 KNSA Chart by TradingView Kiniksa Pharmaceuticals 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 Capitalization05/02/2025$27.74$27.65-0.32%$28.06$27.43662,184 shs$2.01 billion05/01/2025$26.97$27.74+2.86%$28.12$26.631.10 million shs$2.02 billion04/30/2025$25.88$26.97+4.21%$27.53$25.601.48 million shs$1.96 billion04/29/2025$21.47$25.88+20.54%$26.09$22.232.02 million shs$1.88 billion04/28/2025$21.36$21.47+0.51%$21.77$21.25545,053 shs$1.56 billion04/25/2025$20.56$21.36+3.89%$21.38$20.19415,946 shs$1.55 billion04/24/2025$20.88$20.56-1.53%$21.24$20.34330,605 shs$1.49 billion04/23/2025$20.02$20.88+4.30%$21.38$20.27510,612 shs$1.52 billion04/22/2025$20.05$20.02-0.15%$20.44$19.62797,898 shs$1.45 billion04/21/2025$20.21$20.05-0.79%$20.89$19.90658,920 shs$1.46 billion Get the Latest News and Ratings for KNSA and Related StocksEnter your email address below to receive the latest news and analysts' ratings for Kiniksa Pharmaceuticals and its competitors with MarketBeat's FREE daily newsletter. 04/18/2025$20.21$20.21$20.65$20.15529,238 shs$1.47 billion04/17/2025$20.53$20.21-1.56%$20.65$20.15529,238 shs$1.47 billion04/16/2025$21.22$20.53-3.25%$21.00$20.22689,020 shs$1.49 billion04/15/2025$20.69$21.22+2.56%$21.24$20.54578,032 shs$1.54 billion04/14/2025$19.31$20.69+7.15%$20.94$19.41530,109 shs$1.50 billion04/11/2025$18.65$19.31+3.54%$19.34$18.40692,369 shs$1.40 billion04/10/2025$19.90$18.65-6.28%$19.72$18.291.26 million shs$1.35 billion04/09/2025$19.48$19.90+2.16%$20.16$18.25876,023 shs$1.45 billion04/09/2025$19.48$19.90+2.16%$20.16$18.25876,023 shs$1.45 billion04/08/2025$20.28$19.48-3.94%$21.31$19.31643,715 shs$1.42 billion04/08/2025$20.28$19.48-3.94%$21.31$19.31643,715 shs$1.42 billion04/07/2025$20.36$20.28-0.39%$21.11$19.251.05 million shs$1.47 billion04/04/2025$21.76$20.36-6.43%$21.21$19.82735,527 shs$1.48 billion04/03/2025$21.85$21.76-0.41%$21.79$21.33494,023 shs$1.58 billion04/02/2025$21.77$21.85+0.37%$22.22$21.39348,612 shs$1.59 billion Related Companies Sarepta Therapeutics Stock Price Chart Telix Pharmaceuticals Limited American Depositary Shares Stock Price Chart ADMA Biologics Stock Price Chart Blueprint Medicines Stock Price Chart Verona Pharma Stock Price Chart Nuvalent Stock Price Chart Axsome Therapeutics Stock Price Chart Grifols Stock Price Chart Cytokinetics Stock Price Chart Krystal Biotech Stock Price Chart Receive KNSA Stock News and Ratings via EmailSign-up to receive the latest news and ratings for Kiniksa Pharmaceuticals and its competitors with MarketBeat's FREE daily newsletter. 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