Is Ball Corp. overvalued or undervalued?

As of 7 November 2025, Ball Corp. has moved from an attractive to a fair valuation grade, indicating a shift in its perceived investment appeal. The company appears to be overvalued based on its current metrics, with a P/E ratio of 39, a Price to Book Value of 6.19, and an EV to EBITDA of 22.19. In comparison, peers such as Avery Dennison Corp. have a P/E of 28.96, and Owens Corning shows a significantly lower P/E of 15.01, suggesting that Ball Corp. is trading at a premium relative to its industry counterparts.
The stock has underperformed against the S&P 500, with a year-to-date return of -15.82% compared to the S&P 500's 14.40%, and a one-year return of -22.98% against the index's 12.65%. This performance further reinforces the notion that Ball Corp. may be overvalued in the current market environment.