Koppers (KOP Quick QuoteKOP - Free Report) reported $499.1 million in revenue for the quarter ended September 2026, representing a year-over-year increase of 2.8%. EPS of $0.77 for the same period compares to $1.21 a year ago.

The reported revenue compares to the Zacks Consensus Estimate of $518.6 million, representing a surprise of -3.76%. The company delivered an EPS surprise of -43.8%, with the consensus EPS estimate being $1.37.

While investors scrutinize revenue and earnings changes year-over-year and how they compare with Wall Street expectations to determine their next move, some key metrics always offer a more accurate picture of a company's financial health.

As these metrics influence top- and bottom-line performance, comparing them to the year-ago numbers and what analysts estimated helps investors project a stock's price performance more accurately.

Here is how Koppers performed in the just reported quarter in terms of the metrics most widely monitored and projected by Wall Street analysts:

• Net Sales- Carbon Materials and Chemicals: $104.8 million versus the three-analyst average estimate of $106.07 million. The reported number represents a year-over-year change of -3.2%.
• Net Sales- Performance Chemicals: $161.5 million compared to the $158.1 million average estimate based on three analysts. The reported number represents a change of +11.9% year over year.
• Net Sales- Railroad & Utility Products and Services: $232.8 million versus the three-analyst average estimate of $249.67 million. The reported number represents a year-over-year change of 0%.

View all Key Company Metrics for Koppers here>>>

Shares of Koppers have returned -10.4% over the past month versus the Zacks S&P 500 composite's -5.4% change. The stock currently has a Zacks Rank #4 (Sell), indicating that it could underperform the broader market in the near term.