Is Orion SA overvalued or undervalued?

As of 17 October 2025, the valuation grade for Orion SA has moved from fair to very expensive. This indicates that the company is overvalued based on its current financial metrics. The P/E ratio stands at 7, while the industry average is not provided, suggesting a potential disconnect with market expectations. Additionally, the EV to EBITDA ratio is 5.81, and the Price to Book Value is 1.37, which further supports the notion of overvaluation when compared to peers.
In the peer comparison, Orion SA's P/E ratio of 8.0054 is notably higher than Tronox Holdings Plc, which has a P/E of -3.4449, and Green Plains, Inc., which has a P/E of -6.4407, indicating that Orion is priced at a premium despite its underperformance. The company's stock has significantly underperformed against the S&P 500, with a year-to-date return of -63.58% compared to the index's 13.30%, reinforcing the view that Orion SA is overvalued in its current state.