Is Allient, Inc. overvalued or undervalued?

As of 17 October 2025, the valuation grade for Allient, Inc. has moved from fair to very expensive, indicating a significant shift in its market perception. The company appears overvalued based on its metrics, with a P/E ratio of 271, which is substantially higher than its peers, such as SES AI Corp. at 128.16 and GrafTech International Ltd. with a negative P/E. Additionally, Allient's EV to EBITDA stands at 12.70, while its EV to Sales is 1.38, both of which suggest that the company is trading at a premium compared to its industry peers.
Despite the high valuation, Allient has demonstrated strong recent performance, with a year-to-date return of 102.84%, significantly outpacing the S&P 500's return of 13.30% during the same period. However, given the elevated valuation ratios and the comparison with its peers, Allient, Inc. is positioned as overvalued in the current market landscape.