KOP stock news · Koppers Holdings

Stories about Koppers Holdings (KOP) from the last 90 days, each explained in plain English with whether the news reads good or bad for the company.

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Nov 6, 2026, 1:03 PM ET · Market
Koppers Hldgs shared its third-quarter results, showing sales up 3% to $499 million but profit down 18%.
Bad for KOP
Koppers' third-quarter sales rose 3% to $499 million, but adjusted EBITDA fell 18% to $58 million and its 2026 forecast was cut to $220–$225 million. This is negative for Koppers.
Oct 31, 2026, 10:22 AM ET · Market
Simcoe Capital Management sold 331,977 shares of Koppers Holdings, now owning 5.6% of the company.
Neutral
Simcoe Capital sold Koppers shares but kept a 5.6% stake. The report describes an ownership change, not a change to Koppers' business, so the outlook is unchanged.
Oct 12, 2026, 4:51 AM ET · Results
Koppers Hldgs shares details from their earnings call for the second quarter of 2026.
Good for KOP
Koppers Holdings reported sales growth and record first-half cash flow, and expects plant changes to lift yearly profits. Rising costs and charges that hurt reported results temper the positive read.