Is Entegris, Inc. overvalued or undervalued?

As of 17 October 2025, the valuation grade for Entegris, Inc. has moved from fair to very expensive, indicating a significant shift in its perceived value. The company appears overvalued based on its current metrics, with a P/E ratio of 38, a Price to Book Value of 2.95, and an EV to EBITDA ratio of 15.89. In comparison, IDEX Corp., a peer in the industrial manufacturing sector, has a lower P/E ratio of 29.59, suggesting that Entegris may be priced too high relative to its peers.
Additionally, while Entegris has shown a strong dividend yield of 40.87%, its returns have lagged behind the S&P 500 over multiple periods, particularly with a YTD return of -8.20% compared to the S&P 500's 13.30%. This underperformance reinforces the notion that the stock may be overvalued in the current market environment.