Is Alpha Pro Tech Ltd. overvalued or undervalued?

As of 17 October 2025, Alpha Pro Tech Ltd. has moved from an attractive to a fair valuation grade. The company appears to be fairly valued based on its current metrics. Key ratios include a P/E ratio of 12, a Price to Book Value of 0.80, and an EV to EBITDA of 8.34, which suggest that the stock is reasonably priced relative to its earnings and book value.
In comparison to its peers, Alpha Pro Tech Ltd. has a lower P/E ratio than Montauk Renewables, Inc. at 50.38 and a more favorable EV to EBITDA ratio than Aspen Aerogels, Inc. at 9.53. The company's return performance has lagged behind the S&P 500, with a year-to-date return of -12.67% compared to the index's 13.30%, indicating a challenging market position.