Knife River (KNF) Stock Chart & Stock Price History $68.44 -0.99 (-1.43%) Closing price 10/8/2025 03:59 PM EasternExtended Trading$69.00 +0.56 (+0.82%) As of 10/8/2025 07:55 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 Knife River Stock Price Performance The Knife River (KNF) stock chart highlights key performance trends across multiple timeframes. Over the last 12 months, the stock's price has decreased 23.05%, with a year-to-date return of -32.66%. In the past month, the stock has decreased 13.16%, reflecting recent market activity. As of the latest close, Knife River traded at $68.44 with a market cap of $3.88 billion and volume of 1.27 million shares. 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Read our full terms of service and privacy policy. 5 Day Performance-5.66%1 Month Performance-13.16%3 Month Performance-15.54%Year-To-Date Performance-32.66%1 Year Performance-23.05% KNF Stock Chart for Thursday, October, 9, 2025 KNF Chart by TradingView Knife River 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 Capitalization10/08/2025$69.41$68.44-1.40%$69.97$66.751.27 million shs$3.88 billion10/07/2025$71.20$69.41-2.51%$71.59$68.93868,159 shs$3.93 billion10/06/2025$72.55$71.20-1.86%$72.61$70.44549,974 shs$4.03 billion10/03/2025$72.39$72.55+0.22%$73.16$71.74473,176 shs$4.11 billion10/02/2025$72.73$72.39-0.46%$72.91$71.54523,697 shs$4.10 billion10/01/2025$76.80$72.73-5.31%$76.64$72.38814,309 shs$4.12 billion09/30/2025$74.07$76.80+3.70%$77.05$74.52546,860 shs$4.35 billion09/29/2025$73.64$74.07+0.58%$74.48$73.17387,103 shs$4.20 billion09/26/2025$71.94$73.64+2.36%$73.84$72.12455,968 shs$4.17 billion09/25/2025$72.42$71.94-0.66%$72.40$70.80761,740 shs$4.08 billion Get the Latest News and Ratings for KNF and Related StocksEnter your email address below to receive the latest news and analysts' ratings for Knife River and its competitors with MarketBeat's FREE daily newsletter. 09/24/2025$75.86$72.42-4.53%$76.91$72.28874,555 shs$4.10 billion09/23/2025$75.76$75.86+0.13%$77.16$75.37664,131 shs$4.30 billion09/22/2025$75.46$75.76+0.39%$76.25$74.70380,590 shs$4.29 billion09/19/2025$76.28$75.46-1.07%$76.64$74.641.39 million shs$4.28 billion09/18/2025$75.14$76.28+1.52%$77.23$74.68629,762 shs$4.32 billion09/17/2025$75.36$75.14-0.29%$77.41$74.21775,054 shs$4.26 billion09/16/2025$77.34$75.36-2.56%$77.50$75.32611,889 shs$4.27 billion09/15/2025$78.00$77.34-0.84%$78.29$76.09562,773 shs$4.38 billion09/12/2025$80.79$78.00-3.45%$80.44$77.90408,072 shs$4.42 billion09/11/2025$78.63$80.79+2.74%$81.72$79.13555,555 shs$4.58 billion09/10/2025$78.81$78.63-0.22%$80.35$78.16471,195 shs$4.46 billion09/09/2025$79.98$78.81-1.46%$79.55$77.46576,317 shs$4.47 billion09/08/2025$80.29$79.98-0.38%$81.21$78.61551,886 shs$4.53 billion Related Companies Applied Industrial Technologies Stock Price Chart CRH Stock Price Chart Eagle Materials Stock Price Chart ITT Stock Price Chart Martin Marietta Materials Stock Price Chart Parker-Hannifin Stock Price Chart Vulcan Materials Stock Price Chart Sociedad Quimica y Minera Stock Price Chart MP Materials Stock Price Chart Centrus Energy Stock Price Chart Receive KNF Stock News and Ratings via EmailSign-up to receive the latest news and ratings for Knife River and its competitors with MarketBeat's FREE daily newsletter. 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