Date,Symbol,Name,Last Sale,Net Change,% Change,Market Cap,Country,IPO Year,Volume,Sector,Industry 20250729,KOP,Koppers Holdings Inc. Common Stock,$33.82,-0.23,-0.675%,676740500.0,United States,2006.0,99793,Basic Materials,Forest Products 20250730,KOP,Koppers Holdings Inc. Common Stock,$33.10,-0.72,-2.129%,662333251.0,United States,2006.0,113950,Basic Materials,Forest Products 20250731,KOP,Koppers Holdings Inc. Common Stock,$32.86,-0.24,-0.725%,657530834.0,United States,2006.0,121450,Basic Materials,Forest Products