Is Sterling Infrastructure, Inc. overvalued or undervalued?

As of 7 November 2025, Sterling Infrastructure, Inc. has moved from a fair to attractive valuation grade. The company appears to be undervalued, particularly given its strong performance metrics. Key ratios include a P/E ratio of 22, an EV to EBITDA of 17.03, and a PEG ratio of 0.28, which suggests significant growth potential relative to its price.
In comparison to its peers, Sterling's P/E ratio is lower than that of MasTec, Inc. at 57.22 and APi Group Corp. at 87.46, indicating a more favorable valuation despite being classified as expensive among its peers. Additionally, the company's return performance has been impressive, with a year-to-date return of 124.30% compared to the S&P 500's 14.40%, reinforcing the attractiveness of its current valuation.