The Graham Number of Biotech Growth Trust PLC (BIOG.L) is 29.69.
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 |
|---|---|
| 2025-03-31 | 29.69 |
| 2024-03-31 | 34.63 |
| 2023-03-31 | 73.23 |
| 2022-03-31 | 31.47 |
| 2021-03-31 | 19.59 |
| 2020-03-31 | 44.22 |