The Graham Number of BlackBerry Ltd (BB.TO) is 1.61.
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 |
|---|---|
| 2026-02-28 | 1.61 |
| 2025-02-28 | 1.10 |
| 2024-02-29 | 3.99 |
| 2023-02-28 | 8.13 |