NPK International (NPKI) Stock Chart & Stock Price History $10.44 +0.14 (+1.36%) As of 03:58 PM Eastern Add Compare Share Share Chart Stock AnalysisAnalyst ForecastsChartCompetitorsEarningsFinancialsHeadlinesInsider TradesOwnershipSEC FilingsTrendsBuy This Stock NPK International Stock Price Performance The NPK International (NPKI) stock chart highlights key performance trends across multiple timeframes. In the past month, the stock has increased 13.91%, reflecting recent market activity. As of the latest close, NPK International traded at $10.32 with a market cap of $871.35 million and volume of 587,558 shares. Receive NPKI Stock News and Ratings via EmailSign-up to receive the latest news and ratings for NPK International and its competitors with MarketBeat's FREE daily newsletter. 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Read our full terms of service and privacy policy. 5 Day Performance+0.10%1 Month Performance+13.91%3 Month Performance+28.08% NPKI Stock Chart for Thursday, August, 28, 2025 NPKI Chart by TradingView NPK International 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 Capitalization08/27/2025$10.34$10.32-0.19%$10.42$10.21587,558 shs$871.35 million08/26/2025$10.31$10.34+0.29%$10.39$10.20624,171 shs$873.01 million08/25/2025$10.39$10.31-0.77%$10.41$10.28680,033 shs$870.47 million08/22/2025$9.98$10.39+4.11%$10.43$9.971.08 million shs$877.23 million08/21/2025$9.89$9.98+0.91%$10.00$9.85457,078 shs$842.64 million08/20/2025$9.79$9.89+1.02%$9.91$9.65804,112 shs$835.01 million08/19/2025$9.93$9.79-1.41%$10.04$9.76782,385 shs$826.57 million08/18/2025$9.85$9.93+0.81%$9.94$9.80582,409 shs$838.42 million08/15/2025$9.98$9.85-1.30%$10.11$9.78775,966 shs$831.67 million08/14/2025$10.01$9.98-0.30%$10.00$9.861.06 million shs$842.61 million Get the Latest News and Ratings for NPKI and Related StocksEnter your email address below to receive the latest news and analysts' ratings for NPK International and its competitors with MarketBeat's FREE daily newsletter. 08/13/2025$9.85$10.01+1.62%$10.16$9.781.38 million shs$845.14 million08/12/2025$9.48$9.85+3.90%$9.90$9.451.22 million shs$831.64 million08/11/2025$9.27$9.48+2.27%$9.67$9.261.37 million shs$800.43 million08/08/2025$8.94$9.27+3.69%$9.30$8.991.57 million shs$783.53 million08/07/2025$8.97$8.94-0.33%$9.21$8.85881,297 shs$755.61 million08/06/2025$8.89$8.97+0.90%$9.40$8.841.23 million shs$758.14 million08/05/2025$8.67$8.89+2.54%$9.01$8.691.05 million shs$751.41 million08/04/2025$8.69$8.67-0.23%$8.88$8.63662,792 shs$732.79 million08/01/2025$9.00$8.69-3.44%$8.93$8.68685,376 shs$734.48 million07/31/2025$8.97$9.00+0.33%$9.04$8.771.11 million shs$760.68 million07/30/2025$9.04$8.97-0.77%$9.16$8.951.10 million shs$758.17 million07/29/2025$9.13$9.04-0.99%$9.20$9.03705,025 shs$764.06 million07/28/2025$9.02$9.13+1.22%$9.17$8.98700,215 shs$771.67 million Related Companies WHD Stock Price Chart HSAI Stock Price Chart ATS Stock Price Chart EPAC Stock Price Chart SEI Stock Price Chart PSIX Stock Price Chart CECO Stock Price Chart DNOW Stock Price Chart OUST Stock Price Chart ACMR Stock Price Chart Receive NPKI Stock News and Ratings via EmailSign-up to receive the latest news and ratings for NPK International and its competitors with MarketBeat's FREE daily newsletter. 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