Recently, I’ve seen a lot of people in communities discussing stock net asset value. I found that many beginners are still a bit unclear about this concept. Instead of not understanding it, it’s more that there’s a lot of misunderstanding—many people think that a higher net asset value must mean it’s a good stock, but it’s far from that simple.

Let’s first make it clear what net asset value is. Net asset value per share (BVPS), put simply, is the amount after a company’s book assets are averaged and allocated across each share. If a company’s shareholders’ equity is 1.5 billion yuan and the number of shares outstanding is 1 billion shares, then its net asset value is 1.5 yuan. It reflects the asset base that shareholders truly own after the company has deducted all liabilities. But it’s especially important to emphasize this: net asset value is not the future price that the stock will rise to, nor is it the company’s actual market value—it only describes the company’s current book position from an accounting perspective.

How is net asset value calculated? The formula is actually very straightforward: (total assets − total liabilities) divided by the number of shares outstanding, or you can directly divide shareholders’ equity by the number of shares outstanding. If the financial report already lists shareholders’ equity, there’s no need to break it down item by item—you can just calculate it directly.

The first misconception I often see investors make is, “The higher the net asset value, the better.” Actually, that’s not correct. When net asset value rises, the stock price doesn’t necessarily move up along with it, because the stock price reflects the market’s expectations for the company’s future profitability, while net asset value is more like book assets accumulated in the past. Moreover, different industries value net asset value to totally different degrees. In industries like industrials and manufacturing—where profits come from land and equipment—net asset value really is important. But what about tech companies and software companies? Their value lies in technology, branding, and traffic; book assets are often less crucial. Take companies like NVIDIA, Netflix, and Microsoft: their net asset value per share may not be particularly high, but their stock prices still surge, because the market is looking at their growth potential and market position.

So what is net asset value actually useful for? I think it has three practical meanings. First, it can be used to gauge a company’s financial soundness, especially in asset-heavy or cyclical industries, where it has significant reference value. Generally, the higher the net asset value, the thicker the margin of safety. Second, it can be used together with the stock price to judge whether the valuation is too high or too low. When the stock price is clearly higher than net asset value, the market is willing to pay a premium for the company’s future growth. Conversely, if the stock price is below net asset value, it doesn’t necessarily mean it’s cheap—you still need to confirm whether the company is facing profit declines or an industry downturn. Third, during company liquidation or asset valuation, net asset value can serve as a reference basis for how shareholders’ equity will be distributed.

In practice, net asset value is most suitable for industries such as finance, shipping, steel, energy, and manufacturing—industries that are capital-intensive or where cyclical conditions are obvious. These companies have clearer asset structures, and changes in net asset value can more truly reflect operating conditions. But for tech, platform, and brand-based companies, it’s different—you need to look at EPS, ROE, gross margin, and growth rate together; relying on net asset value alone is easy to distort.

When it comes to stock selection, many people use the Price-to-Book Ratio (PBR). The formula is the stock’s market capitalization divided by net asset value per share. The lower the PBR, the more it theoretically indicates that the stock is cheaper, but that’s only the first step in interpretation. A more practical approach is to compare companies within the same industry and with the same business model, and then combine that with an analysis of profit trends and industry conditions for a comprehensive judgment.

Let’s give a few examples. TSMC’s PBR is about 4.29, Formosa Plastics is about 2.45, and Taiwan’s Chunghwa Telecom is around 3.29. In the U.S., JPMorgan Chase is about 1.94, Ford is about 1.19, and General Electric is about 0.70. These numbers tell you the relative valuation level, but whether you should buy still depends on the company’s own profitability and the industry outlook.

Finally, one common source of confusion to add—net asset value and earnings per share (EPS) are not the same thing. Net asset value looks at how many assets the company has on its books, while EPS looks at how much money the company earns per share. If a company has high net asset value but low EPS, it may mean that the assets are not being effectively converted into earnings. Conversely, if EPS is high but net asset value is not, it may indicate that the company operates a light-asset, high-efficiency business model.

Checking net asset value is easy. Most trading platforms and stock websites show it directly once you enter the stock code. Or you can calculate it yourself based on the company’s financial statements—just divide shareholders’ equity by the number of shares outstanding.

In summary, net asset value per share is an important starting point for understanding stocks, but it is absolutely not a tool to reach a conclusion on its own. The truly reliable approach is to look at net asset value, PBR, EPS, ROE, and the characteristics of the industry together—only then can you get closer to the company’s real investment value. Chasing the mindset that “the higher the net asset value, the better” can easily cause you to miss many valuable investment opportunities.