Kaiser Aluminum (KALU) Stock Chart & Stock Price History $79.57 +3.79 (+5.00%) Closing price 08/22/2025 04:00 PM EasternExtended Trading$79.69 +0.13 (+0.16%) As of 08/22/2025 04:10 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 ForecastsChartCompetitorsDividendEarningsFinancialsHeadlinesInsider TradesOptions ChainOwnershipSEC FilingsShort InterestTrendsBuy This Stock Kaiser Aluminum Stock Price Performance The Kaiser Aluminum (KALU) stock chart highlights key performance trends across multiple timeframes. Over the last 12 months, the stock's price has increased 7.09%, with a year-to-date return of 13.23%. In the past month, the stock has decreased 14.11%, reflecting recent market activity. As of the latest close, Kaiser Aluminum traded at $79.57 with a market cap of $1.29 billion and volume of 183,910 shares. Five years ago, the stock traded at $63.96, representing a 24.41% increase over that period. At the time, it had a market cap of $1.05 billion and a volume of 276,494 shares. Receive KALU Stock News and Ratings via EmailSign-up to receive the latest news and ratings for Kaiser Aluminum and its competitors with MarketBeat's FREE daily newsletter. Email Address 5 Day Performance+6.88%1 Month Performance-14.11%3 Month Performance+13.92%Year-To-Date Performance+13.23%1 Year Performance+7.09%5 Year Performance+24.41% KALU Stock Chart for Saturday, August, 23, 2025 KALU Chart by TradingView Kaiser Aluminum 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 Capitalization08/22/2025$75.78$79.57+5.00%$80.37$75.51183,910 shs$1.29 billion08/21/2025$74.60$75.78+1.58%$76.31$74.0093,249 shs$1.23 billion08/20/2025$74.89$74.60-0.39%$75.12$73.7250,776 shs$1.21 billion08/19/2025$74.45$74.89+0.59%$74.92$73.9847,404 shs$1.21 billion08/18/2025$75.30$74.45-1.13%$75.22$73.8065,714 shs$1.20 billion08/15/2025$75.54$75.30-0.32%$75.96$74.59107,858 shs$1.22 billion08/14/2025$76.81$75.54-1.65%$76.60$74.3884,785 shs$1.22 billion08/13/2025$74.72$76.81+2.80%$77.32$75.11136,737 shs$1.24 billion08/12/2025$72.44$74.72+3.15%$75.05$72.9979,314 shs$1.21 billion08/11/2025$73.93$72.44-2.02%$74.17$71.4488,936 shs$1.17 billion Get the Latest News and Ratings for KALU and Related StocksEnter your email address below to receive the latest news and analysts' ratings for Kaiser Aluminum and its competitors with MarketBeat's FREE daily newsletter. 08/08/2025$73.59$73.93+0.46%$75.35$73.7789,097 shs$1.20 billion08/07/2025$73.13$73.59+0.63%$74.54$71.96144,693 shs$1.19 billion08/06/2025$73.76$73.13-0.85%$74.77$73.00121,769 shs$1.18 billion08/05/2025$72.92$73.76+1.15%$74.23$72.38148,927 shs$1.19 billion08/04/2025$73.85$72.92-1.26%$74.65$72.50139,476 shs$1.18 billion08/01/2025$77.31$73.85-4.48%$76.15$73.72123,972 shs$1.19 billion07/31/2025$77.86$77.31-0.71%$77.57$75.07267,793 shs$1.25 billion07/30/2025$79.61$77.86-2.20%$80.93$77.63154,845 shs$1.26 billion07/29/2025$82.26$79.61-3.22%$83.47$79.50143,735 shs$1.29 billion07/28/2025$82.91$82.26-0.78%$84.00$81.86136,038 shs$1.33 billion07/25/2025$88.12$82.91-5.91%$86.89$82.82185,162 shs$1.34 billion07/24/2025$92.64$88.12-4.88%$97.00$87.42228,986 shs$1.42 billion07/23/2025$92.43$92.64+0.23%$93.56$91.40151,002 shs$1.50 billion07/22/2025$91.53$92.43+0.98%$93.47$91.85111,483 shs$1.49 billion Related Companies CENX Stock Chart AA Stock Chart CSTM Stock Chart AMBP Stock Chart TRS Stock Chart NWPX Stock Chart EAF Stock Chart FRD Stock Chart NNBR Stock Chart AP Stock Chart Receive KALU Stock News and Ratings via EmailSign-up to receive the latest news and ratings for Kaiser Aluminum and its competitors with MarketBeat's FREE daily newsletter. 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