PITTSBURGH (AP) — PITTSBURGH (AP) — Koppers Holdings Inc. (KOP) on Friday reported third-quarter earnings of $22.8 million.

On a per-share basis, the Pittsburgh-based company said it had profit of $1.09. Earnings, adjusted for non-recurring costs, were $1.37 per share.

The results surpassed Wall Street expectations. The average estimate of three analysts surveyed by Zacks Investment Research was for earnings of $1.25 per share.

The maker of chemicals, carbon compounds and wood treatment products posted revenue of $554.3 million in the period, which fell short of Street forecasts. Three analysts surveyed by Zacks expected $571.8 million.

Koppers expects full-year earnings in the range of $4.25 to $4.45 per share.

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This story was generated by Automated Insights (http://automatedinsights.com/ap) using data from Zacks Investment Research. Access a Zacks stock report on KOP at https://www.zacks.com/ap/KOP