Is Janus International Group, Inc. overvalued or undervalued?

As of 7 July 2025, the valuation grade for Janus International Group, Inc. has moved from expensive to very expensive, indicating a significant shift in its perceived value. The company is currently considered overvalued, with a P/E ratio of 21, a Price to Book Value of 2.18, and an EV to EBITDA of 9.15. In comparison, peers such as A. O. Smith Corp. have a P/E ratio of 26.10, while Tecnoglass, Inc. stands out with a very attractive EV to EBITDA of 12.02, highlighting Janus's relative overvaluation.
Despite a strong year-to-date return of 42.18%, which outperformed the S&P 500's 12.22%, the long-term performance shows a stark contrast, with a 5-year return of only 1.65% compared to the S&P 500's 96.61%. This suggests that while recent performance may seem promising, the overall valuation metrics indicate that Janus International Group, Inc. is not a compelling investment at its current price.