Is Greif, Inc. overvalued or undervalued?

As of 21 November 2025, Greif, Inc. has moved from an attractive to an expensive valuation grade, indicating a shift towards overvaluation. The company appears overvalued based on its current P/E ratio of 19, which is higher than peers like Owens Corning with a P/E of 15.01 and Sonoco Products Co. at 19.31. Additionally, Greif's EV to EBITDA ratio stands at 10.25, which is less favorable compared to Crown Holdings, Inc. at 10.30, suggesting that Greif may not be providing sufficient value relative to its earnings potential.
In terms of returns, Greif has underperformed against the S&P 500 over the longer term, with a 1-year return of -9.27% compared to the S&P 500's 11.00%. This trend continues over 3 years and 5 years, where Greif shows returns of -12.34% and 33.08%, respectively, compared to the S&P 500's much stronger performance. Overall, these metrics reinforce the conclusion that Greif, Inc. is overvalued in the current market environment.