Is Amphenol Corp. overvalued or undervalued?

As of 17 October 2025, the valuation grade for Amphenol Corp. moved from expensive to attractive, indicating a shift towards a more favorable assessment. The company appears undervalued given its P/E ratio of 41, which is significantly lower than Corning, Inc.'s P/E of 107.91, and its EV to EBITDA ratio of 27.11, compared to Corning's 42.50. Additionally, Amphenol boasts a strong ROE of 26.88% and a ROCE of 23.22%, suggesting efficient use of equity and capital.
In terms of recent performance, Amphenol has outperformed the S&P 500, with a year-to-date return of 80.92% compared to the index's 13.30%. This strong performance, coupled with attractive valuation ratios, reinforces the conclusion that Amphenol Corp. is currently undervalued in the market.