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How not to get fooled by stock prices

In volatile markets, the obsession with price movements can lead investors astray

In volatile markets, the obsession with price movements can lead investors astrayAnand Kumar

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हिंदी में भी पढ़ें read-in-hindi

The Indian stock markets have been a roller coaster lately, creating a peculiar spectacle. Every morning, news channels and social media feeds fill up with breathless commentary about stock prices and index levels. The constant volatility has turned many investors into anxious price-watchers. They check their phones every few minutes to see if the latest price movement holds profound insight into their investment decisions.

This obsession with price movements reveals a fundamental misunderstanding about what stock prices mean and how they should influence investment decisions. The problem isn't just the unhealthy fixation on short-term fluctuations - it's the flawed mental model many investors have about stock prices.

Suggested read: What not to do with stock prices

I observe so many investors who believe that a stock with a low price is somehow 'cheaper' and, therefore, a better buy than one with a high price. This misconception has fascinating parallels with how investors view mutual fund NAVs, where many think funds with similar NAVs must be comparable investments. Both beliefs are equally misguided. The mutual fund industry has long battled this misconception, where investors mistakenly believe that a fund with an NAV of Rs 15 is somehow 'cheaper' or has 'more room to grow' than one with an NAV of Rs 50. Fund managers and advisors must constantly explain that NAV is merely an accounting measure, not a measure of value or future potential. Yet remarkably, even sophisticated investors who understand this concept for mutual funds often fall into the same trap with stock prices.

Let's think about the concept carefully. Yes, the price of a stock legitimately plays a central role in investing - a low price is a valid reason for buying, and a high price can be a good reason for selling or avoiding a stock. This concept is fundamental to almost all equity investing. However, this 'high' or 'low' is not an absolute level floating in a vacuum. It's high or low compared to what you have independently concluded is a reasonable price for that particular stock based on its fundamentals, prospects, or other relevant factors.

Suggested read: Can a high P/E stock be cheap?

The current market volatility makes this confusion worse. When prices swing wildly, investors often lose sight of this crucial distinction. A stock trading at Rs 15 is not inherently cheaper than one at Rs 500. The Rs 15 stock could be grossly overvalued at that price, while the Rs 500 one might be a bargain. The raw price numbers simply aren't comparable between different companies.

Curiously, this flawed thinking has spawned an entire investing subculture focused on "cheap" stocks - rupee stocks in India and penny stocks elsewhere. The allure of low-priced stocks is so strong that even specialised research tools and websites are dedicated to filtering for them. It's as if the absolute price level has become a criterion for investment decisions, independent of any fundamental analysis.

Suggested read: Good stocks, bad prices

The irony is that sophisticated investors use price-based ratios like price-to-earnings or price-to-book value as analytical tools. These ratios are comparable across companies because they contextualise price against fundamental business metrics. However, extending this comparative logic to raw price numbers is a basic mistake many investors make, especially during volatile periods.

In today's environment of heightened volatility, this price fixation becomes particularly dangerous. The constant price movements create an illusion of information where none exists. A stock dropping 5 per cent in a volatile market doesn't necessarily mean it's become a better buy, just as a 5 per cent rise doesn't automatically make it overvalued.

The solution isn't to ignore prices entirely - they're crucial for investment decisions. Rather, it's important to understand that prices only make sense in context, whether the company's fundamentals, prospects or broader market conditions. In volatile markets, this perspective becomes useful and essential for maintaining investment sanity.

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