P/B Ratio in Plain English
P/B (price-to-book) compares market price to book value per share. It helps you see how expensively a stock is trading relative to its net asset base.
Why Beginners Should Care
P/B is especially useful in sectors where balance sheet quality matters a lot, such as banks and insurers. It helps investors evaluate whether current price has strong asset support.
How to Interpret P/B Safely
A lower P/B can indicate cheaper valuation, but that does not guarantee quality. A business with weak profitability can stay cheap for long periods.
- Low P/B + strong returns can be interesting.
- Low P/B + weak profitability can be a trap.
- High P/B may be justified for high-quality franchises.
Best Use Cases on NGX
Use P/B heavily for bank comparisons, then verify with ROE and asset-quality signals. For some sectors, earnings and cash-flow trends may carry more weight than P/B alone.
Common Mistakes
The biggest mistake is reading P/B without checking profitability and risk.
- Assuming low P/B means automatic bargain.
- Ignoring ROE and earnings trend.
- Comparing unrelated sectors directly.
Practical Checklist
Compare P/B to peers, verify return quality (ROE), and check whether debt or asset issues could justify a discount.
Final Take
P/B is one of the most useful beginner metrics for Nigerian financial stocks, but it works best when combined with profitability and risk context.