Kezar Life Sciences (KZR) Stock Chart & Stock Price History $3.93 +0.01 (+0.26%) Closing price 04:00 PM EasternExtended Trading$4.07 +0.14 (+3.44%) As of 07:40 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 ForecastsChartCompetitorsEarningsFDA EventsHeadlinesInsider TradesOwnershipSEC FilingsShort InterestSustainabilityTrendsBuy This Stock Kezar Life Sciences Stock Price Performance The Kezar Life Sciences (KZR) stock chart highlights key performance trends across multiple timeframes. Over the last 12 months, the stock's price has decreased 50.72%, with a year-to-date return of -41.52%. In the past month, the stock has decreased 3.44%, reflecting recent market activity. As of the latest close, Kezar Life Sciences traded at $3.92 with a market cap of $28.69 million and volume of 53,832 shares. Five years ago, the stock traded at a split-adjusted price of $51.60, representing a 92.38% decrease over that period. At the time, it had a market cap of $238.68 million and a volume of 16,085 shares. Receive KZR Stock News and Ratings via EmailSign-up to receive the latest news and ratings for Kezar Life Sciences and its competitors with MarketBeat's FREE daily newsletter. Subscribe Now View SMS TermsBy entering your phone number and clicking the sign-up button, you agree to receive periodic text messages from MarketBeat at the phone number you submitted, including texts that may be sent using an automatic telephone dialing system. Message and data rates may apply. Message frequency will vary. Messages will consist of stock alerts, news stories, and partner advertisements/offers. Consent is not a condition of the purchase of any goods or services. 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Read our full terms of service and privacy policy. 5 Day Performance-0.51%1 Month Performance-3.44%3 Month Performance-13.82%Year-To-Date Performance-41.52%1 Year Performance-50.72%5 Year Performance-92.38% KZR Stock Chart for Monday, October, 6, 2025 KZR Chart by TradingView Kezar Life Sciences 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 Capitalization10/06/2025$3.92$3.93+0.26%$4.00$3.8818,945 shs$28.77 million10/03/2025$3.89$3.92+0.77%$4.00$3.7953,832 shs$28.69 million10/02/2025$3.95$3.89-1.52%$4.10$3.8535,583 shs$28.48 million10/01/2025$3.90$3.95+1.28%$4.10$3.8529,988 shs$28.93 million09/30/2025$3.59$3.90+8.64%$3.99$3.6192,776 shs$28.55 million09/29/2025$3.65$3.59-1.64%$3.70$3.5670,116 shs$26.28 million09/26/2025$3.75$3.65-2.67%$3.81$3.6347,929 shs$26.72 million09/25/2025$3.80$3.75-1.32%$3.96$3.7223,982 shs$27.46 million09/24/2025$3.89$3.80-2.31%$3.91$3.73111,411 shs$27.82 million09/23/2025$3.82$3.89+1.83%$4.03$3.7629,740 shs$28.48 million Get the Latest News and Ratings for KZR and Related StocksEnter your email address below to receive the latest news and analysts' ratings for Kezar Life Sciences and its competitors with MarketBeat's FREE daily newsletter. 09/22/2025$3.76$3.82+1.60%$3.88$3.7269,224 shs$27.97 million09/19/2025$3.76$3.76$3.84$3.7410,852 shs$27.53 million09/18/2025$3.74$3.76+0.53%$3.87$3.7142,818 shs$27.52 million09/17/2025$3.75$3.74-0.27%$3.85$3.7116,967 shs$27.38 million09/16/2025$3.91$3.75-4.09%$3.87$3.7516,573 shs$27.46 million09/15/2025$3.95$3.91-1.01%$4.05$3.8512,609 shs$28.62 million09/12/2025$3.98$3.95-0.75%$4.00$3.933,749 shs$28.91 million09/11/2025$4.00$3.98-0.50%$4.07$3.9815,283 shs$29.13 million09/10/2025$4.02$4.00-0.50%$4.09$3.997,263 shs$29.29 million09/09/2025$4.01$4.02+0.25%$4.05$3.9914,771 shs$29.43 million09/08/2025$4.07$4.01-1.47%$4.10$3.9392,635 shs$29.35 million09/05/2025$3.82$4.07+6.54%$4.15$3.8657,149 shs$29.79 million Related Companies SPRO Stock Chart VIRI Stock Chart TCRX Stock Chart KLRS Stock Chart HLVX Stock Chart MEIP Stock Chart IOBT Stock Chart ALXO Stock Chart SRZN Stock Chart ORMP Stock Chart Receive KZR Stock News and Ratings via EmailSign-up to receive the latest news and ratings for Kezar Life Sciences and its competitors with MarketBeat's FREE daily newsletter. This page (NASDAQ:KZR) was last updated on 10/6/2025 by MarketBeat.com Staff From Our PartnersGenerate up to $5,000/month with 10X less money?The secret to retiring without a million-dollar nest egg. 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