09:21 AM EDT, 08/08/2025 (MT Newswires) -- Koppers Holdings ( KOP ) shares were down nearly 10% in premarket activity Friday after the company reported Q2 results that missed analyst expectations and lowered its guidance for 2025.

The company reported Q2 adjusted earnings of $1.48 per share, up from $1.36 a year earlier. Three analysts polled by FactSet expected $1.51.

Net sales for the quarter ended June 30 were $504.8 million, down from $563.2 million a year earlier. Three analysts surveyed by FactSet expected $564.1 million.

The company said it now expects 2025 adjusted EPS between $4 and $4.60 per share, compared to its outlook of $4.75. Three analysts surveyed by FactSet expect $4.61.

2025 sales are expected to be between $1.9 billion to $2 billion, lower than its previous projection of $2 billion to $2.2 billion. Three analysts surveyed by FactSet expect $2.05 billion.