Peter Lynch
Peter Lynch⚖️ Value Assessment

Peter Lynch's Value Assessment Rules

Peter Lynch (born January 19, 1944) is an American investor, mutual fund manager, and philanthropist. He managed the Fidelity Magellan Fund from 1977 to 1990, achieving an average annual return of 29.2%, making it the best-performing mutual fund in the world during that period. Lynch is famous for his "invest in what you know" philosophy, encouraging individual investors to use...

6 principles·Value Assessment

6 Key Value Assessment Principles

#1

Overvaluation

"When the P/E ratio gets too high relative to growth prospects, it's time to sell."

A stock priced for perfection has no margin for error — any disappointment triggers a sharp decline.

🌿 Intermediate★★★★★
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#2

Earnings Slowdown

"When earnings growth slows, it's time to reconsider."

Decelerating earnings growth is the earliest warning that a growth stock is maturing into something else.

🌿 Intermediate★★★★★
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#3

PEG Below 1

"A PEG ratio of less than one is generally a good sign."

A PEG ratio below one means you are paying less for growth than the market typically demands.

🌿 Intermediate★★★★★
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#4

Earnings Acceleration

"Look for companies with accelerating earnings."

Accelerating earnings quarter over quarter is the strongest indicator that a company is hitting its stride.

🌿 Intermediate★★★★★
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#5

Earnings Growth

"In the end, earnings are what count."

Revenue and hype are distractions — only sustainable earnings growth drives long-term stock prices.

🌿 Intermediate★★★★☆
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#6

Growth Rate vs Valuation

"The P/E ratio of any company that's fairly priced will equal its growth rate."

A stock with a P/E ratio equal to its earnings growth rate is fairly valued — below that is a bargain.

🌿 Intermediate★★★★☆
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Frequently Asked Questions

What are Peter Lynch's key value assessment principles?

Peter Lynch has 6 key principles on value assessment. The most important one is "Overvaluation" — When the P/E ratio gets too high relative to growth prospects, it's time to sell.

How does Peter Lynch apply value assessment in practice?

Peter Lynch applies value assessment through several key principles including "Overvaluation" and "Earnings Slowdown". These principles guide practical investment decisions and have been tested across decades of market cycles.

What makes Peter Lynch's approach to value assessment unique?

Peter Lynch's approach to value assessment is distinguished by a focus on long-term thinking and fundamental analysis. With 6 specific principles in this area, Peter Lynch provides a comprehensive framework that investors at any level can study and apply to improve their decision-making.

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