Is Allient, Inc. overvalued or undervalued?

As of 30 June 2025, the valuation grade for Allient, Inc. has moved from expensive to very expensive, indicating a significant deterioration in its valuation outlook. The company is overvalued based on its current metrics, with a P/E ratio of 271, a Price to Book Value of 1.98, and an EV to EBITDA ratio of 12.70. In comparison, peers such as SES AI Corp. have a P/E ratio of -4.32 and GrafTech International Ltd. shows a P/E of -1.08, highlighting how Allient's valuation is significantly higher than its industry counterparts. Despite its high valuation, Allient has shown impressive stock performance, with a year-to-date return of 96.91% compared to the S&P 500's 12.22%. However, over a longer horizon, its 10-year return of 77.91% trails the S&P 500's 231.64%, suggesting that while the stock has performed well recently, its long-term growth may not justify its current valuation.