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What is Value Investing? A Complete Guide to Finding Undervalued Stocks

June 16, 2025OnePortfolio Team
What is Value Investing? A Complete Guide to Finding Undervalued Stocks

Value investing is one of those investment strategies that sounds almost too simple to work: buy quality companies when they’re on sale, then wait for the market to recognize their true worth. Yet this straightforward approach has created more sustainable wealth than perhaps any other investment strategy over the past century.

The Core Philosophy of Value Investing

At its heart, value investing rests on a fundamental belief: markets aren’t always efficient. Sometimes, great companies trade for less than they’re actually worth. When we find these opportunities and invest with patience, we position ourselves for solid long-term returns.

Think of it like shopping at your favorite store during a clearance sale. You’re getting the same quality merchandise, just at a better price. The only difference? In the stock market, these “sales” can last months or even years, testing your patience but potentially rewarding it handsomely.

Warren Buffett, perhaps the most famous value investor, describes it perfectly: “Price is what you pay; value is what you get.” This distinction between price and value forms the foundation of the entire value investing philosophy.

Understanding Intrinsic Value

The concept of intrinsic value is central to value investing. It represents what a company is actually worth based on its fundamentals—things like assets, earnings, cash flow, and growth prospects—rather than what the market says it’s worth at any given moment.

When a stock’s market price falls below its intrinsic value, you’ve found a potential value investment. The gap between these two numbers is what Benjamin Graham, the father of value investing, called the “margin of safety.”

Calculating intrinsic value isn’t an exact science, which is why value investors often say it’s better to be approximately right than precisely wrong. We use various methods:

  • Asset-based valuation looks at what a company owns minus what it owes
  • Earnings-based models project future cash flows and discount them to present value
  • Comparative analysis examines how similar companies are valued

The key is being conservative in your estimates. If a company still looks cheap even with pessimistic assumptions, you might have found a genuine opportunity.

Key Characteristics of Value Stocks

Through years of analyzing markets, we’ve identified several traits that value stocks commonly share:

Low valuation metrics are the most obvious sign. Value stocks typically trade at:

  • P/E ratios below market averages (often under 15)
  • Price-to-book ratios under 2.0
  • Price-to-sales ratios that seem disconnected from the company’s quality

Strong fundamentals despite the low price:

  • Consistent cash flow generation
  • Manageable debt levels
  • Stable or growing revenue
  • Competitive advantages that aren’t going away

Temporary problems creating the opportunity:

  • Industry headwinds that will eventually pass
  • Short-term earnings disappointments
  • Market overreaction to negative news
  • Being in an “unsexy” industry

Often pay dividends, providing income while you wait for price appreciation. This connects well with dividend tracking methods for investors focused on income.

The Value Investing Process

Successful value investing follows a disciplined process that we’ve refined over the years:

1. Screening for Opportunities

Start by filtering the market for stocks meeting basic value criteria. We typically look for:

  • P/E ratios below 15 (or below industry average)
  • Debt-to-equity ratios under 0.5
  • Positive earnings over the past five years
  • Market cap above $1 billion (for stability)

2. Fundamental Analysis

Once you’ve identified candidates, dig deeper:

  • Read annual reports and quarterly earnings
  • Understand the business model and competitive position
  • Analyze financial statements for red flags
  • Research why the stock is cheap—there’s always a reason

3. Valuation

Calculate what you believe the company is worth:

  • Use multiple valuation methods for confirmation
  • Be conservative with growth assumptions
  • Build in a margin of safety (typically 20-30%)

4. Patience and Discipline

This might be the hardest part:

  • Wait for the right price—don’t chase
  • Be prepared to hold for years, not months
  • Ignore market noise and stick to your analysis
  • Know when you’re wrong and cut losses

Common Value Investing Strategies

Different value investors apply the philosophy in various ways:

Deep Value Investing targets the cheapest stocks, often in distressed situations. These might be companies trading below their net asset value or facing serious but solvable problems.

Quality Value Investing focuses on excellent companies experiencing temporary setbacks. You’re paying a fair price for a great business rather than a cheap price for an average one.

Contrarian Value Investing specifically seeks unpopular investments. When everyone hates a sector or stock, contrarians investigate whether the pessimism is overdone.

Income-Focused Value Investing emphasizes dividends and cash flow. These investors want to be paid while they wait for the market to recognize value.

The Psychology of Value Investing

We’ve learned that successful value investing requires a particular mindset:

Independent thinking is crucial. You’re often buying what others are selling, which feels uncomfortable. The market’s short-term focus creates opportunities for those who can think long-term.

Emotional discipline separates successful value investors from the rest. When your carefully researched stock drops another 20%, do you panic or buy more? When everyone else is euphoric, can you remain skeptical?

Patience might be the most important trait. Value investments often take years to pay off. We’ve held positions for five years or more before the market finally recognized what we saw. This extended timeline doesn’t suit everyone.

Real-World Value Investing Examples

Let’s look at how value investing works in practice:

During the 2008 financial crisis, many excellent companies traded at fire-sale prices. Banks like Wells Fargo and JPMorgan Chase looked expensive based on current earnings but cheap based on normalized earnings power. Patient value investors who bought during the panic saw tremendous returns.

More recently, traditional retail stocks have been classic value plays. While everyone focused on Amazon’s dominance, companies like Target and Walmart quietly adapted to e-commerce while trading at single-digit P/E ratios. Those who recognized their staying power have been well rewarded.

Energy stocks in 2020 provided another textbook example. When oil prices went negative, quality energy companies traded as if they’d never be profitable again. Value investors who understood the long-term dynamics of energy demand found exceptional opportunities.

Risks and Limitations

Value investing isn’t without its challenges:

Value traps are the biggest risk. Some stocks are cheap because they deserve to be—the business is in permanent decline, management is destroying value, or technology has made their product obsolete.

Opportunity cost matters when value strategies underperform. During strong bull markets, watching growth stocks soar while your value picks inch along tests your conviction.

Analysis paralysis can prevent action. Some value investors research endlessly but never pull the trigger, always waiting for a better price or more certainty.

Market timing is impossible. Value stocks can remain undervalued far longer than seems rational. As Keynes said, “Markets can remain irrational longer than you can remain solvent.”

Building Your Value Investing Approach

If value investing appeals to you, start with these steps:

  1. Educate yourself on financial analysis. You need to understand financial statements, valuation methods, and business analysis.

  2. Start small with well-known companies. Look for quality businesses you understand trading at reasonable prices.

  3. Develop your process and stick to it. Create screening criteria, analysis checklists, and valuation frameworks.

  4. Track your decisions to learn from both successes and failures. Understanding why investments worked or didn’t improves your future decisions.

  5. Consider your portfolio allocation. Value investing works well as part of a diversified approach aligned with your investment portfolio type.

The Timeless Appeal of Value Investing

Despite periodic claims that “value investing is dead,” the strategy continues to attract serious investors. Why? Because the fundamental principle—buying assets for less than they’re worth—will never go out of style.

Markets will always have periods of irrationality. Investors will always overreact to short-term news. These behavioral patterns create opportunities for disciplined value investors willing to do their homework and wait for results.

We’ve found that value investing works best for those who:

  • Enjoy analyzing businesses
  • Can think independently
  • Have patience for long-term results
  • Want to minimize downside risk
  • Prefer steady returns to lottery tickets

It’s not the most exciting investment approach, but it’s one of the most reliable paths to long-term wealth creation.


Ready to start tracking your value investment portfolio? Try OnePortfolio for free to monitor your holdings, analyze performance, and ensure your value strategy stays on track.

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