Is John B. Sanfilippo & Son, Inc. overvalued or undervalued?

As of 17 October 2025, the valuation grade for John B. Sanfilippo & Son, Inc. has moved from very expensive to attractive, indicating a shift in perception regarding its value. The company appears undervalued, with a P/E ratio of 13, an EV to EBITDA of 7.53, and a Price to Book Value of 2.13. In comparison, a peer such as John B. Sanfilippo & Son, Inc. has a lower P/E of 12.73 and an EV to EBITDA of 7.10, suggesting that the company is positioned favorably within its industry.
Despite the attractive valuation metrics, the company's stock has underperformed relative to the S&P 500, with a year-to-date return of -29.79% compared to the index's 13.30%. This significant underperformance over multiple periods reinforces the notion that the stock may be undervalued, providing a potential opportunity for investors.