ATI (ATI) Stock Chart & Stock Price History $57.95 -2.96 (-4.86%) Closing price 03:59 PM EasternExtended Trading$58.04 +0.08 (+0.14%) As of 07:08 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 InterestSustainabilityTrends ATI Stock Price Performance 5 Day Performance-4.80%1 Month Performance-0.88%3 Month Performance+0.09%6 Month Performance-11.31%Year-To-Date Performance+5.29%1 Year Performance+26.39% Receive ATI Stock News and Ratings via EmailSign-up to receive the latest news and ratings for ATI and its competitors with MarketBeat's FREE daily newsletter. Email Address ATI Stock Chart for Friday, February, 21, 2025 ATI Chart by TradingView ATI 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 Capitalization02/21/2025$60.97$57.95-4.94%$61.41$57.481.15 million shs$8.27 billion02/20/2025$61.46$60.97-0.80%$62.41$60.601.15 million shs$8.70 billion02/19/2025$62.09$61.46-1.01%$62.89$61.351.19 million shs$8.77 billion02/18/2025$60.88$62.09+1.98%$62.76$61.061.39 million shs$8.86 billion02/17/2025$60.88$60.88$62.08$60.821.29 million shs$8.68 billion02/14/2025$61.27$60.88-0.63%$62.08$60.821.29 million shs$8.68 billion02/13/2025$60.70$61.27+0.93%$61.58$59.281.51 million shs$8.74 billion02/12/2025$61.73$60.70-1.67%$61.93$60.272.05 million shs$8.66 billion02/11/2025$63.26$61.73-2.41%$63.72$61.601.29 million shs$8.81 billion02/10/2025$62.73$63.26+0.84%$64.18$62.751.41 million shs$9.02 billion Get the Latest News and Ratings for ATI and Related StocksEnter your email address below to receive the latest news and analysts' ratings for ATI and its competitors with MarketBeat's FREE daily newsletter. 02/07/2025$63.44$62.73-1.11%$64.55$62.421.65 million shs$8.95 billion02/06/2025$65.76$63.44-3.54%$66.80$62.742.34 million shs$9.05 billion02/05/2025$63.65$65.76+3.31%$65.86$62.672.07 million shs$9.38 billion02/04/2025$57.90$63.65+9.95%$66.00$61.664.65 million shs$9.08 billion02/03/2025$57.16$57.90+1.28%$58.26$55.142.40 million shs$8.26 billion01/31/2025$57.84$57.16-1.17%$58.56$57.041.54 million shs$8.15 billion01/30/2025$60.13$57.84-3.80%$60.20$57.501.87 million shs$8.25 billion01/29/2025$57.79$60.13+4.05%$60.47$58.102.01 million shs$8.58 billion01/28/2025$56.19$57.79+2.83%$58.06$56.242.72 million shs$8.24 billion01/27/2025$58.53$56.19-3.99%$57.69$55.931.11 million shs$8.02 billion01/24/2025$59.01$58.53-0.82%$59.45$58.02914,771 shs$8.35 billion01/23/2025$57.51$59.01+2.61%$59.27$57.57890,047 shs$8.42 billion01/22/2025$58.47$57.51-1.64%$58.75$57.40603,529 shs$8.20 billion01/21/2025$57.16$58.47+2.28%$59.17$57.961.01 million shs$8.34 billion01/20/2025$57.16$57.16$58.24$57.06954,063 shs$8.15 billion Related Companies NUE Stock Price Chart STLD Stock Price Chart RS Stock Price Chart CRS Stock Price Chart X Stock Price Chart CMC Stock Price Chart CLF Stock Price Chart WOR Stock Price Chart ZEUS Stock Price Chart RDUS Stock Price Chart Receive ATI Stock News and Ratings via EmailSign-up to receive the latest news and ratings for ATI and its competitors with MarketBeat's FREE daily newsletter. 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