Peter Lynch

"The Magellan Fund manager who taught everyday investors to trust what they already know."

Peter Lynch is a legendary investor who managed Fidelity's Magellan Fund from 1977 to 1990, delivering one of the best track records in mutual fund history. One Up on Wall Street distills his philosophy into an argument that everyday individual investors have a structural advantage over Wall Street professionals: they can spot promising companies in their own everyday lives — as customers, employees, or observers — well before institutional analysts catch on. Lynch is famous for advocating that investors 'know what they own, and know why they own it,' urging readers to be able to explain their investment thesis in a couple of plain sentences a child could understand. His work is also notable for emphasizing psychological discipline: tuning out short-term market noise, holding through volatility when the underlying business hasn't changed, and never selling in a panic.

1 book·Investing & Stock Picking

Books by Peter Lynch

Our in-depth summaries and reviews of his work

Key Ideas & Recurring Themes

Individual investors have a structural edge

Lynch argues that everyday people can spot great companies in their daily lives as consumers and employees long before Wall Street analysts formally notice them.

Know what you own, and know why you own it

Lynch insists investors should be able to state their investment thesis for any stock in a couple of plain sentences — if you can't, you probably shouldn't own it.

Discipline your gut, don't trust it

Lynch warns that periodic losses and scary drops are a normal part of investing, and that the real skill is disciplining yourself to hold steady rather than reacting emotionally to short-term volatility.

Notable Quotes

"The trick is not to learn to trust your gut feelings, but rather to discipline yourself to ignore them. Stand by your stocks as long as the fundamental story of the company hasn't changed."
— One Up on Wall Street
"Know what you own, and know why you own it."
— One Up on Wall Street
"People who succeed in the stock market also accept periodic losses, setbacks, and unexpected occurrences. Calamitous drops do not scare them out of the game."
— One Up on Wall Street

New to Peter Lynch?

Start with our most popular summary of their work.

Read the Summary

Book Author Peter Lynch