Koppers (KOP) News Today $42.18 +0.74 (+1.79%) As of 12:34 PM Eastern This is a fair market value price provided by Massive. Learn more. Add Compare Share Share News and Trends Stock AnalysisAnalyst ForecastsChartCompetitorsDividendEarningsFinancialsInsider TradesNews and TrendsOptions ChainOwnershipSEC FilingsShort Interest Koppers Latest News All Sources Trusted Sources MarketBeat Barchart Benzinga Bloomberg GlobeNewswire GuruFocus MarketWatch Motley Fool NASDAQ PR Newswire Reuters Seeking Alpha TalkMarkets The Street TipRanks The Wall Street Journal Wall Street Zen Yahoo Finance Source Sentiment refers to the positivity or negativity of each headline according to our language processing algorithm. Sentiment All Sentiments Very Positive Positive Neutral Negative Very Negative Most Recent October 2026 September 2026 August 2026 July 2026 June 2026 May 2026 April 2026 March 2026 February 2026 January 2026 December 2025 November 2025 October 2025 September 2025 August 2025 July 2025 June 2025 May 2025 April 2025 March 2025 February 2025 January 2025 December 2024 November 2024 October 2024 September 2024 August 2024 July 2024 June 2024 May 2024 April 2024 March 2024 February 2024 January 2024 December 2023 November 2023 Time Period More filters Fewer filters Done Koppers (NYSE:KOP) Stock Price Breaks Above 200-Day Moving Average - Should You Sell?October 28 at 3:41 AM | americanbankingnews.comKoppers Holdings Inc. Schedules Third Quarter 2026 Conference CallOctober 23, 2026 | prnewswire.comRichard Pzena Trims Koppers Holdings Inc (KOP) Stake -- Shares Look 8% Overvalued on GF ValueOctober 22, 2026 | gurufocus.comEPA to build underground wall at Koppers Superfund site in GainesvilleOctober 22, 2026 | msn.comOpen house to be held on Cabot/Koppers Superfund site in northwest GainesvilleOctober 21, 2026 | msn.comFinancial Survey: AdvanSix (NYSE:ASIX) and Koppers (NYSE:KOP)October 19, 2026 | americanbankingnews.comKoppers (NYSE:KOP) Shares Break Above Two Hundred Day Moving Average - What's Next?October 16, 2026 | marketbeat.comKoppers (NYSE:KOP) Shares Gap Down - Should You Sell?October 8, 2026 | marketbeat.comKoppers (NYSE:KOP) Stock Crosses Above Two Hundred Day Moving Average - Here's WhyOctober 7, 2026 | marketbeat.comBank of America Corp DE Acquires New Position in Koppers Holdings Inc. $KOPSeptember 29, 2026 | marketbeat.comKoppers Holdings Inc. (KOP) Analyst/Investor Day TranscriptSeptember 17, 2026 | seekingalpha.comKoppers Holdings Inc. (KOP) Analyst/Investor Day - SlideshowSeptember 17, 2026 | seekingalpha.comM Leroy Ball Sells 4,000 Shares of Koppers (NYSE:KOP) StockSeptember 2, 2026 | insidertrades.comKoppers Holdings Inc. to Host Investor Day on September 17, 2026August 31, 2026 | prnewswire.comKoppers (NYSE:KOP) CEO M Leroy Ball Sells 3,000 Shares of StockAugust 21, 2026 | insidertrades.comKoppers Is Performing But Is Feeling Input Price Pressure In A Weak Demand MarketAugust 15, 2026 | seekingalpha.comKoppers (NYSE:KOP) SVP Sells $58,271.40 in StockAugust 14, 2026 | insidertrades.comKoppers (NYSE:KOP) Insider James Sullivan Sells 7,500 Shares of StockAugust 13, 2026 | insidertrades.comKoppers (NYSE:KOP) CAO Bradley Pearce Sells 2,000 SharesAugust 12, 2026 | insidertrades.comKoppers Management Meeting with Financial Community in Montreal and TorontoAugust 10, 2026 | prnewswire.comKoppers accelerates Illinois plant closure, moving production to DenmarkAugust 6, 2026 | bizjournals.comKoppers outlines 2026 adjusted EBITDA of $240M-$250M as Stickney distillation end moves to Sep. 30, 2026August 6, 2026 | seekingalpha.comKoppers: Q2 Earnings SnapshotAugust 6, 2026 | chron.comKoppers Holdings Inc. 2026 Q2 - Results - Earnings Call PresentationAugust 6, 2026 | seekingalpha.comKOPPERS REPORTS SECOND QUARTER 2026 RESULTSAugust 6, 2026 | prnewswire.comKoppers Holdings Inc. Declares Quarterly Cash DividendAugust 5, 2026 | prnewswire.comWhy Koppers (KOP) is a top value stock for the long termJuly 31, 2026 | msn.comKoppers Holdings Inc. Schedules Second Quarter 2026 Conference CallJuly 23, 2026 | prnewswire.comKoppers Holdings Inc Stock GuidanceJune 30, 2026 | benzinga.comKoppers Publishes 2025 Corporate Sustainability Report Highlighting Record Safety and Emissions Performance and Refreshed 2030 StrategyJune 25, 2026 | prnewswire.comInsider Selling: Koppers (NYSE:KOP) CEO Sells 3,412 Shares of StockJune 24, 2026 | insidertrades.comKoppers Holdings Inc. (KOP) Presents at Sidoti Small-Cap Virtual Investor Conference - SlideshowJune 17, 2026 | seekingalpha.comKoppers Holdings Inc. (KOP) Presents at Singular Research's Las Vegas Invitational Conference - SlideshowJune 16, 2026 | seekingalpha.comKoppers Announces Participation in Upcoming June Investor ConferencesJune 15, 2026 | prnewswire.comKoppers Holdings Inc. (KOP) Presents at 16th Annual Wells Fargo Industrials & Materials Conference - SlideshowJune 10, 2026 | seekingalpha.comKoppers Management Participating in Wells Fargo Industrials & Materials ConferenceJune 8, 2026 | prnewswire.comInvestigation underway after explosion, fire at Stickney-Cicero border chemical plantMay 28, 2026 | cbsnews.comExplosion sparks massive fire at Stickney industrial plantMay 28, 2026 | msn.comFire reported at Koppers facility in Stickney, no air quality impactMay 28, 2026 | yahoo.comKoppers Management Participating in Barrington Research Spring Investment ConferenceMay 22, 2026 | prnewswire.comKoppers (NYSE:KOP) CEO M Leroy Ball Sells 2,659 SharesMay 15, 2026 | insidertrades.comKoppers Management Participating in Barclays Leveraged Finance ConferenceMay 15, 2026 | prnewswire.comKoppers PC Segment Is Stronger Than Believed, But Cost Inflation Remains A Huge RiskMay 14, 2026 | seekingalpha.comKoppers Holdings Inc. 2026 Q1 - Results - Earnings Call PresentationMay 13, 2026 | seekingalpha.comKoppers names Nova Chemicals executive as CFOMay 13, 2026 | msn.comKoppers Holdings Inc. Just Recorded A 27% EPS Beat: Here's What Analysts Are Forecasting NextMay 13, 2026 | finance.yahoo.comKoppers Holdings Appoints Eric Brenner as New CFOMay 11, 2026 | tipranks.comKoppers Announces Appointment of Eric Brenner as Chief Financial Officer and TreasurerMay 11, 2026 | prnewswire.comKoppers Holdings Inc. (NYSE:KOP) Q1 2026 Earnings Call TranscriptMay 9, 2026 | insidermonkey.comKoppers to close Illinois chemical plant, impacting 85 workersMay 9, 2026 | bizjournals.com Koppers Media Mentions By Week Koppers Media Sentiment Learn about the media sentiment score. Each headline receives a score ranging from 2 (good news) to -2 (bad news). Our company news sentiment scores track the average news sentiment of articles about each company over the most recent 7 days in order to identify companies that are receiving positive press. KOP News Sentiment▼0.180.39▲Average Materials News Sentiment Koppers News Coverage Learn about the media coverage comparison. We track news headlines from hundreds of news outlets and tag them by company. This chart compares the number of articles about this company in the last seven days compared with the average number of articles about this company on a typical week. KOP Articles This Week▼53▲KOP Articles Average Week Koppers Trends on MarketBeatThis week vs. last weekSearches1Page Views1,560-9% Get Koppers News Delivered to You Automatically Sign up to receive the latest news and ratings for KOP and its competitors with MarketBeat's FREE daily newsletter. Subscribe Now View SMS TermsSMS is currently available in Australia, Belgium, Canada, France, Germany, Ireland, Italy, New Zealand, the Netherlands, Singapore, South Africa, Spain, Switzerland, the United Kingdom, and the United States. 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