The Graham Number of Photronics Inc (PLAB) is 30.77.
Graham Number estimates the fair value of a stock using both earnings and book value per share. It is commonly used by value investors to identify undervalued stocks.
| Date | Value | 
|---|---|
| 2024-10-31 | 30.77 | 
| 2023-10-31 | 28.12 | 
| 2022-10-31 | 25.27 | 
| 2021-10-31 | 17.17 | 
| 2020-10-31 | 13.26 | 
| 2019-10-31 | 12.18 | 
| 2018-10-31 | 14.38 | 
| 2017-10-29 | 7.94 | 
| 2016-10-30 | 14.57 | 
| 2015-11-01 | 13.65 |