Is United States Lime & Minerals, Inc. overvalued or undervalued?

As of 31 October 2025, the valuation grade for United States Lime & Minerals, Inc. moved from fair to attractive, indicating a shift towards a more favorable assessment. The company appears to be undervalued, supported by a P/E ratio of 26, which is higher than the peer average of 29.02 for similar companies, and an EV to EBITDA ratio of 17.44, which is also competitive within its industry. Additionally, the company boasts a strong ROCE of 59.64% and an ROE of 22.64%, highlighting its efficient use of capital and profitability.
When compared to peers, Eagle Materials, Inc. has a P/E of 17.01 and an EV to EBITDA of 11.88, while Knife River Corp. is considered expensive with a P/E of 29.41. Despite recent underperformance against the S&P 500, with a 1-year return of 2.40% compared to 19.89% for the index, the attractive valuation suggests potential for recovery and growth in the future.