Is Concrete Pumping Holdings, Inc. overvalued or undervalued?

As of 17 October 2025, the valuation grade for Concrete Pumping Holdings, Inc. has moved from attractive to very expensive, indicating a shift towards overvaluation. The company is deemed overvalued based on its P/E ratio of 20, which is significantly higher than its peer average of approximately 31.70, and an EV to EBITDA ratio of 6.79, which is also higher than many peers. Additionally, the company’s Price to Book Value stands at 1.10, suggesting that investors are paying a premium relative to the company's net assets.
In comparison to its peers, LanzaTech Global, Inc. has a negative P/E ratio indicating financial struggles, while Heliogen, Inc. shows a more favorable valuation with a very attractive status and a P/E of 0.21. The recent stock performance of Concrete Pumping Holdings, Inc. has lagged behind the S&P 500, with a year-to-date return of -2.70% compared to the S&P 500's 13.30%, further reinforcing the notion that the stock may be overvalued in the current market environment.