Is Luxfer Holdings Plc overvalued or undervalued?

As of 22 August 2025, the valuation grade for Luxfer Holdings Plc moved from fair to expensive, indicating a shift towards overvaluation. The company appears overvalued based on its P/E ratio of 9, which is lower than the peer average of 11.61, and an EV to EBITDA ratio of 7.72, which is also below the peer average of 8.48. Additionally, the PEG ratio of 0.10 suggests that the stock may not be priced appropriately relative to its growth potential.
In comparison to its peers, U.S. Silica Holdings, Inc. has a P/E of 12.49 and an EV to EBITDA of 5.30, while Haynes International, Inc. is priced at a P/E of 20.34 and an EV to EBITDA of 12.11, reinforcing the notion that Luxfer is trading at a premium. Despite Luxfer's recent stock performance, which outpaced the S&P 500 over the past month (18.73% vs. 2.33%), the overall valuation metrics suggest that the stock is currently overvalued.