The Graham Number of Spectra Systems Corp (SPSY.L) is 3.13.
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 |
|---|---|
| 2025-12-31 | 3.13 |
| 2024-12-31 | 1.71 |
| 2023-12-31 | 1.35 |
| 2022-12-31 | 1.28 |
| 2021-12-31 | 1.16 |
| 2020-12-31 | 1.16 |
| 2019-12-31 | 1.06 |
| 2018-12-31 | 1.00 |
| 2017-12-31 | 0.88 |
| 2016-12-31 | 0.51 |