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Investors in Koppers Holdings (NYSE:KOP) have unfortunately lost 14% over the last year [Yahoo! Finance]

Koppers Holdings Inc. Koppers Holdings Inc.  (KOP) 
Last koppers holdings inc. koppers holdings inc. earnings: 2/27 08:00 am Check Earnings Report
PDF Investors in Koppers Holdings Inc. NYSE:KOP ) have tasted that bitter downside in the last year, as the share price dropped 15%. That's well below the market return of 1 [Read more]