Book value is what the accounts say the shareholders own: assets minus liabilities. Price to book was once the central valuation ratio and is now frequently dismissed as obsolete. Both positions are wrong in the same way — book value is highly informative for some businesses and close to meaningless for others, and the ratio is only as good as your judgement about which is in front of you.
For a jeweller, an inventory count tells you a great deal — the stock is the business. For a well-known lawyer, counting the furniture in the office tells you nothing at all. The same measurement is decisive in one case and irrelevant in the other.
Book value counts what is on the balance sheet. Where the business is its balance sheet — a bank, an NBFC, a shipping company — it is the right measure. Where the business is a brand, a network or a group of people, it is measuring the furniture.
Where it works, and where it does not
| Business type | Is book value informative? | Why |
|---|---|---|
| Banks and NBFCs | Very | The balance sheet is the business. Book value per share is the standard valuation anchor |
| Insurance | Partly | Embedded value is the better measure; book value understates the value of the in-force book |
| Shipping, real estate, commodities | Yes | Asset-heavy, and assets have observable market prices |
| Manufacturing | Somewhat | Depreciated cost may be far from replacement cost, in either direction |
| Consumer brands | Barely | The brand was built through the P&L and appears nowhere on the balance sheet |
| IT services, platforms | No | The assets are people and code. Book value is office furniture and receivables |
Adjustments worth making
- Strip out goodwill and intangibles for tangible book value. Goodwill is the premium paid in past acquisitions; if those acquisitions disappoint it will be written off. Tangible book is the conservative floor.
- Check when assets were last revalued. Land carried at 1974 cost is worth a great deal more than the balance sheet says. This is common in old Indian manufacturing and textile companies, and is the entire thesis behind many "asset play" arguments.
- Deduct doubtful receivables and slow inventory. Book value assumes assets are worth what they are carried at. A receivable of 400 days and inventory that has not moved in two years usually are not.
- For a lender, look at book value net of stressed assets. Reported book value with inadequate provisioning is an estimate, and the market usually prices it as one — which is why some banks persistently trade below book.
- Compare against replacement cost. For a cyclical, a company trading well below what it would cost to build the same plant today is a real observation. It is also why nobody builds new capacity at the bottom of a cycle.
Below book value
A company trading below its book value is the market saying it does not believe the balance sheet, or does not believe the assets will earn anything. Occasionally the market is wrong and that is a genuine opportunity. More often it is right, and the discount persists for years.
- Assets carried far below current market value — old land, in particular
- A cyclical at a trough where the assets are intact and demand paused
- A holding company discount that has widened beyond historical norms
- A one-off event that impaired sentiment rather than the assets
- Return on equity has been below the cost of capital for a decade
- The book value contains a large receivable from a group company
- Provisioning looks inadequate against visible stress
- Capital keeps being raised, diluting book value per share
- It has traded below book for six consecutive years
A consumer company trades at 14 times book while a bank trades at 0.9 times. What does that comparison tell you?
Sunaar ka stock gin lo toh dhandhe ka pata chal jaata hai — maal hi dhandha hai. Mashhoor vakeel ke office ki kursiyaan ginne se kuch nahi milta. Bank ke liye book value sab kuch hai, brand ke liye kuch bhi nahi — brand toh saalon ke advertisement kharche se bana, balance sheet pe uski koi line hi nahi hai.
- Book value is decisive for lenders and asset-heavy businesses, near-meaningless for brands.
- Strip goodwill for tangible book; check when land was last revalued.
- Read price-to-book alongside return on equity — neither means much alone.
- For a lender, the ratio is really price to the book value you believe.
- Six straight years below book is the market's settled view, not an oversight.
Mark it done to track your progress through the curriculum.
Common questions
Short, direct answers to what people ask about this topic.
- book value per share meaning
- Book value per share is what the accounts say each share owns: total assets minus total liabilities, divided by the shares outstanding. It is a historical accounting figure rather than a market estimate — it records what was paid for assets less depreciation, not what they would fetch today. That is why it is close to the whole valuation for a bank and nearly meaningless for a software company.
- the excess of a company’s total assets over its total liabilities is known as
- Book value — also called net worth or shareholders’ equity. It is the residual claim of the equity holders once every liability is settled at carrying value. Divided by shares outstanding it gives book value per share, and market price divided by that figure gives the price-to-book ratio.
- why do some banks trade below book value
- Because the market either does not believe the reported book value or does not believe the assets will earn an adequate return. For a lender, book value depends entirely on how honestly stressed loans have been provided against, so price-to-book is really price to the book value you believe, and the discount is the market’s estimate of that difference. A bank earning less on equity than its cost of capital also has no arithmetic reason to trade above book.
- how do you calculate tangible book value
- Take book value and subtract goodwill and other intangible assets. Goodwill is the premium paid in past acquisitions and gets written off if those acquisitions disappoint, so removing it leaves a more conservative floor. Analysts often go further and deduct doubtful receivables and inventory that has not moved, on the same reasoning — book value assumes assets are worth their carrying amount, and sometimes they are not.
- is price to book useful for IT companies
- Barely. An IT services or platform business is people, code and customer relationships, none of which appear on the balance sheet, so its book value is largely office furniture, cash and receivables — the multiple mostly measures what the company is not made of. Price-to-book earns its keep for banks, NBFCs, shipping and real estate, where the balance sheet is the business, and even there it should be read alongside return on equity.