Koppers (KOP) Stock Chart & Stock Price History $33.67 +0.68 (+2.06%) As of 10:38 AM Eastern This is a fair market value price provided by Polygon.io. Learn more. Add Compare Share Share Chart Stock AnalysisAnalyst ForecastsChartCompetitorsDividendEarningsFinancialsHeadlinesInsider TradesOptions ChainOwnershipSEC FilingsShort InterestSustainabilityTrendsBuy This Stock Koppers Stock Price Performance The Koppers (KOP) stock chart highlights key performance trends across multiple timeframes. Over the last 12 months, the stock's price has decreased 4.59%, with a year-to-date return of 3.92%. In the past month, the stock has increased 4.50%, reflecting recent market activity. As of the latest close, Koppers traded at $32.97 with a market cap of $659.73 million and volume of 141,474 shares. Five years ago, the stock traded at $18.23, representing a 84.70% increase over that period. At the time, it had a market cap of $371.98 million and a volume of 390,319 shares. 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Email Address 5 Day Performance-0.06%1 Month Performance+4.50%3 Month Performance+44.07%Year-To-Date Performance+3.92%1 Year Performance-4.59%5 Year Performance+84.70% KOP Stock Chart for Tuesday, July, 8, 2025 KOP Chart by TradingView Koppers 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 Capitalization07/07/2025$33.69$32.97-2.14%$33.84$32.93141,474 shs$659.73 million07/04/2025$33.69$33.69$34.12$33.4181,766 shs$674.14 million07/03/2025$34.06$33.69-1.09%$34.12$33.4181,766 shs$674.14 million07/02/2025$33.10$34.06+2.90%$34.20$33.04157,412 shs$681.54 million07/01/2025$32.11$33.10+3.08%$33.76$31.95156,272 shs$662.33 million06/30/2025$32.81$32.11-2.12%$32.99$31.55112,586 shs$642.52 million06/27/2025$31.78$32.81+3.23%$32.84$31.90319,181 shs$656.47 million06/26/2025$31.62$31.78+0.51%$32.03$31.54117,023 shs$635.92 million06/25/2025$32.26$31.62-1.97%$32.46$31.61107,123 shs$632.72 million06/24/2025$31.74$32.26+1.63%$32.53$31.9893,544 shs$645.44 million Get the Latest News and Ratings for KOP and Related StocksEnter your email address below to receive the latest news and analysts' ratings for Koppers and its competitors with MarketBeat's FREE daily newsletter. 06/23/2025$31.26$31.74+1.53%$31.81$30.9077,803 shs$635.12 million06/20/2025$31.17$31.26+0.31%$31.39$30.79205,373 shs$625.55 million06/19/2025$31.17$31.17$31.87$31.0974,567 shs$623.61 million06/18/2025$31.60$31.17-1.38%$31.87$31.0974,567 shs$623.61 million06/17/2025$31.87$31.60-0.85%$32.09$31.3182,806 shs$632.32 million06/16/2025$31.86$31.87+0.04%$32.40$31.57123,451 shs$637.76 million06/13/2025$32.70$31.86-2.57%$32.48$31.8071,273 shs$637.52 million06/12/2025$33.31$32.70-1.84%$33.02$32.4379,826 shs$654.33 million06/11/2025$33.24$33.31+0.22%$33.58$33.09101,562 shs$666.59 million06/10/2025$32.90$33.24+1.05%$33.51$32.56114,085 shs$665.13 million06/09/2025$32.22$32.90+2.10%$33.31$32.21122,374 shs$658.25 million Related Companies Linde Stock Chart Cabot Stock Chart H. B. Fuller Stock Chart Kennametal Stock Chart Terex Stock Chart Kronos Worldwide Stock Chart Tredegar Stock Chart LyondellBasell Industries Stock Chart Westlake Stock Chart Hawkins Stock Chart Receive KOP Stock News and Ratings via EmailSign-up to receive the latest news and ratings for Koppers and its competitors with MarketBeat's FREE daily newsletter. This page (NYSE:KOP) was last updated on 7/8/2025 by MarketBeat.com Staff From Our PartnersEveryone’s watching Nvidia right now. Here’s why I’m excited.So, unless you’ve been living under a rock, you probably saw the news… Nvidia just signed a $7 BILLION deal...Timothy Sykes | SponsoredF1 Engineering Powers This Electric Marine MotorThe future of marine propulsion has arrived - powered by F-1 grade engineering. 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