The Graham Number of Gibraltar Industries Inc (ROCK) is 60.92.
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 |
|---|---|
| 2024-12-31 | 60.92 |
| 2023-12-31 | 51.07 |
| 2022-12-31 | 41.79 |
| 2021-12-31 | 40.11 |
| 2020-12-31 | 35.20 |
| 2019-12-31 | 33.64 |
| 2018-12-31 | 31.33 |
| 2017-12-31 | 29.30 |
| 2016-12-31 | 20.01 |
| 2015-12-31 | 15.73 |