The Availability Heuristic: Why Indian Investors Only Buy Stocks in the Headlines — And Miss Hidden Multibaggers Like Titan Biotech

The Mental Shortcut That Is Quietly Destroying Your Portfolio Returns

Imagine this scenario: You open your trading app on a Monday morning. CNBC-TV18 is discussing Reliance Industries. Your WhatsApp groups are buzzing about Infosys. Your colleague just made ₹80,000 profit on HDFC Bank. What do you do?

If you are like most Indian investors — you probably start researching Reliance, Infosys, and HDFC Bank. You may even place a buy order. These stocks feel obvious. They feel safe. They feel like the right choice.

But here is the dangerous question: Are you buying these stocks because they are genuinely the best investment opportunities available — or because they are the easiest ones to recall at this moment?

This is the Availability Heuristic — one of the most powerful and most dangerous cognitive biases in all of investing. And today, we are going to dismantle it completely so you can start seeing opportunities that 95% of Indian investors are blind to.

As of March 31, 2026, with NIFTY 50 at 22,331 and SENSEX at 71,947 (both down approximately 2.2% from the prior session), this mental trap is more dangerous than ever — as frightened investors flood toward “familiar” names and abandon hidden gems of genuine quality.

What Exactly Is the Availability Heuristic?

The Availability Heuristic was first described by Nobel Prize-winning psychologists Daniel Kahneman and Amos Tversky in 1973. Their research showed that human beings judge the probability or importance of something based on how easily an example comes to mind — not based on actual statistical frequency or fundamental quality.

In simple terms: If you can think of it easily, your brain treats it as important and likely.

This made evolutionary sense for our ancestors. If you easily recalled that a certain berry caused sickness last season, you avoided it. Quick recall = high danger = stay away. The brain’s shortcut saved lives in the jungle.

But in the stock market, this shortcut becomes catastrophic.

Here’s why: The stocks that are most mentally available to you — the ones that flood your TV, your social media, your dinner table conversation — are almost never the stocks that will deliver the highest future returns. They are already extensively researched, extensively owned, and extensively priced.

The true multibaggers, by definition, are the ones that nobody is talking about yet.

How the Availability Heuristic Manifests in Indian Markets

Let us walk through the five most common ways this bias destroys wealth for Indian investors:

1. The “News Stock” Trap

When a stock appears in financial news repeatedly — an earnings beat, a new government contract, a celebrity investor’s stake — your brain automatically elevates it to “must research” status. You devote hours to analyzing it. Meanwhile, dozens of equally or more attractive businesses operating quietly in specialty chemicals, biotechnology, or niche manufacturing never appear on your radar.

The cruel irony: By the time a company is regularly featured in business news, institutional investors have already done their buying. The information edge is gone. You are arriving at the party after the best seats have been taken.

2. The Familiarity = Safety Illusion

Indian investors overwhelmingly overweight stocks from industries they interact with daily. You use HDFC Bank, so you feel you “understand” it. You shop at Dmart, so DMart feels safe. You know someone who works at Wipro, so Wipro feels familiar.

A 2026 research study on behavioral biases in the Indian stock market (published in F1000Research) confirmed that availability and familiarity heuristics are among the most prevalent biases among BSE and NSE investors, with the effect being strongest among less experienced investors.

Familiarity is not the same as quality. A business can be enormously familiar and yet trade at valuations that make returns impossible for the next decade.

3. The Crash and Rally Anchoring Effect

After a major market event — a crash, a sectoral bull run, a geopolitical shock — the brain becomes flooded with vivid, emotionally-charged memories. Investors who watched IT stocks crash in 2000-2002 remained underweight on technology for years afterward, missing the entire recovery. Investors who watched realty stocks surge in 2007 piled in near the peak.

The Availability Heuristic explains both behaviors: the vivid crash memory made “IT is dangerous” feel like a fact. The vivid rally memory made “real estate always goes up” feel like a law of nature. Neither was true — but both felt true because they were easy to recall.

4. The Social Circle Echo Chamber

Your investing ideas come disproportionately from your social circle. If your friends are all excited about a particular PSU bank, a particular midcap pharma, or a particular new IPO — your brain treats that excitement as data. The more friends mention a stock, the more available it becomes, the more certain you feel about it.

This creates dangerous herd dynamics within social networks. Groups of investors all pile into the same familiar ideas simultaneously — not because of independent analysis but because of the availability of that idea in their shared social environment.

5. The Recent Winner Recency Effect

A stock that delivered 150% returns in the last 18 months is extraordinarily available in your mental memory. It comes to mind easily. Your brain incorrectly concludes: “This stock clearly performs — I should own it.” But the very performance that makes it memorable is what has now inflated its valuation and reduced its future return potential.

The Real Cost: How Much Wealth Does This Bias Destroy?

The research is sobering. Multiple studies on Indian retail investors show that portfolios concentrated in “availability-driven” picks — the large, heavily-discussed, widely-followed names — consistently underperform portfolios built through systematic, research-based processes over 5–10 year periods.

Here is the mathematical reality: If the Nifty 50 (the 50 most famous, most discussed, most available companies in India) has delivered approximately 12–14% CAGR over 20 years — a genuinely good return — then the businesses that were NOT in the index and were NOT in the news have regularly delivered 20–30% CAGR over similar periods. The gap between 13% and 25% compounding over 15 years is the difference between 6x returns and 28x returns on the same capital.

The Availability Heuristic is not a minor bias. It is a multi-crore wealth destroyer operating silently inside your brain every single day.

Titan Biotech: The Perfect Case Study in What Availability Heuristic Misses

Consider Titan Biotech Ltd (BSE: 524717), currently trading at ₹458 per share with a market cap of ₹1,891 Crore.

Is Titan Biotech featured on CNBC-TV18 every morning? No. Does your WhatsApp group buzz about it daily? Probably not. Does your bank relationship manager call you to recommend it? Almost certainly not.

Yet the fundamental metrics tell a compelling story of genuine business quality: ROCE of 16.9%, ROE of 15.0%, and a P/E of 69.5x that reflects the market’s growing recognition of its quality. The 52-week range of ₹74.7 to ₹458 (following the 5:1 stock split in February 2026) tells the story of what happens when quality businesses that were unavailable in the mental availability sense start getting discovered.

Titan Biotech manufactures microbiological culture media, biochemicals, and specialized biotech products — serving pharmaceutical, food testing, water testing, and research laboratories across India and globally. This is not a glamorous business. It does not appear in headlines. But it serves an irreplaceable niche with genuine competitive advantages.

The investors who own Titan Biotech did not find it because it was easy to recall. They found it because they deliberately looked beyond the availability heuristic — because they searched systematically for quality businesses that the crowd was not discussing.

That is the core skill of long-term value investing. And it starts with recognizing that the most valuable investments are almost always the least available in your mental database when you first encounter them.

Six Proven Techniques to Overcome the Availability Heuristic

Technique 1: The Deliberate Unfamiliarity Search

Set aside dedicated research time specifically for companies you have never heard of. Use stock screeners on Screener.in or Trendlyne with filters for fundamentals — ROE above 15%, debt-to-equity below 0.5, consistent revenue growth — and then deliberately pick companies from sectors and names you cannot immediately recognize. If you know the company immediately, skip it. This is availability bias at work. Focus your energy on understanding the unknown.

Technique 2: The Pre-Mortem Against Availability

Before buying any stock that came to your attention through news, social media, or word-of-mouth, ask: “Why do I actually know about this company? Is it because of genuine business quality — or because of media availability?” If the honest answer is the latter, apply 2x the skepticism to your analysis.

Technique 3: Build a Systematic Screening Process

Replace emotional recall with systematic process. Use quantitative screens that generate a list of companies based on objective criteria. This forces you to encounter companies that your availability heuristic would never have surfaced. Many of India’s greatest multibaggers of the last decade were invisible to availability-driven investors right up until they were not.

Technique 4: The 48-Hour News Fast Before Buying

If a company has recently been in the news — for any reason — impose a 48-hour minimum research period before you can buy it. During this cooling period, do your independent fundamental analysis. By the time 48 hours have passed, the emotional availability of the news has faded slightly, and you can assess the business more objectively.

Technique 5: Track the Source of Every Investment Idea

Keep a simple journal: Where did I first encounter this company? Television? WhatsApp? Friend’s tip? My own systematic screen? Research shows that idea quality correlates strongly with idea source. Your own systematic research almost always outperforms ideas that came from high-availability sources. Over 12-18 months, your journal will make this painfully clear — and correct your behavior.

Technique 6: Embrace Boring Industries

Glamorous industries — technology, fintech, EVs, defence — attract enormous media coverage and therefore enormous availability bias. Boring industries — specialty chemicals, food ingredients, industrial testing, agricultural inputs, microbiological media — attract almost none. Yet boring industries regularly produce extraordinary returns precisely because availability-driven investors ignore them. When business quality is high and media attention is low, you have the most powerful combination in long-term investing.

The Anti-F&O Lesson Hidden Inside This Bias

The Availability Heuristic is also one of the primary psychological drivers of F&O (Futures & Options) trading addiction. F&O instruments are extraordinarily available in the mental sense — they are discussed constantly on financial media, they offer the illusion of action and excitement, and their short-term price movements are vivid and emotionally engaging.

SEBI’s own study found that 9 out of 10 individual F&O traders lose money. This is not a coincidence. F&O trading is the ultimate expression of the availability heuristic — people trade instruments that are maximally mentally available, not instruments that are maximally value-creating. The result is predictable and devastating.

Long-term equity investing in quality businesses — including businesses you may never have heard of before — is the antidote. The very discomfort of the unfamiliar is a signal worth investigating, not avoiding.

Upgrade your investing education with our complete Value Investing Course on YouTube — designed for Indian investors who want to escape the availability trap and build genuine, lasting wealth.

Conclusion: The Uncomfortable Truth About Great Investing

The most powerful investment insight you will encounter today is also the most uncomfortable: The stocks that feel most obvious are almost never the best investments. The stocks that feel most unfamiliar often are.

The Availability Heuristic has been installed in your brain by evolution. It served your ancestors well on the savannah. It will destroy your wealth in the stock market unless you consciously override it with process, discipline, and a genuine willingness to look where others are not looking.

With SENSEX at approximately 71,947 and NIFTY at 22,331 as of late March 2026, the market presents — as it always does — a full spectrum of opportunities ranging from overvalued, over-discussed large-caps to genuinely undervalued, under-discussed quality compounders. Which side of that spectrum you invest in will determine your financial future.

Choose process over recall. Choose research over availability. Choose value over noise.

That is how multibaggers are found.

SEBI Disclaimer: 9 out of 10 individual traders in the equity Futures & Options segment incurred net losses according to a SEBI study. F&O trading is essentially gambling. Focus on quality stock picking and long-term value investing instead.

Disclaimer: The author (Manish Goel) is a SEBI Registered Research Analyst (Registration No. INH100004775) and Multibagger Shares (Multibagger Securities Research & Advisory Pvt. Ltd.) is a SEBI Registered Investment Advisor (Registration No. INA100007736). This post is for educational purposes only and should not be construed as a buy/sell recommendation. Please do your own research and consult a qualified financial advisor before making investment decisions. Stock market investments are subject to market risks. Past performance is not indicative of future results.

Manish Goel

Manish Goel is a Chartered Accountant, SEBI-registered Investment Advisor, and founder of Multibagger Shares. A full-time value investor since 2010, he has helped thousands of investors build long-term wealth through quality stock picking and disciplined fundamental analysis.

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