
The simplest way to upgrade your investment returns is to double your average holding period.
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Tom Gardner and his brother David are the entrepreneurs who launched The Motley Fool. It began as a print newsletter where they shared their investing advice, and now it reaches an audience of millions every month. In this profile, we'll cover what Tom does at The Motley Fool, some of his most successful stock picks, and the investment strategies he uses.
Tom Gardner is a co-founder of The Motley Fool and serves as the company's chief executive officer (CEO). He also makes stock picks for The Motley Fool's subscription services.
Tom Gardner is a long-term investor who focuses on finding great businesses and regularly adding to his positions in them. He believes that the worst mistake an investor can make is to lose any of their big winners, because there's no limit to how much an investment can grow.
To find the best long-term investments, Gardner follows a framework he built. It involves looking at the following five tenets, which are ranked in order of importance:
Tom Gardner's investment philosophy ultimately boils down to finding great companies and sticking with them for the long haul. He has even pointed out that extending your holding period is the simplest way to get better returns from your investments.
If you'd like to learn more about Tom Gardner's approach to investing and personal finance, he has co-authored quite a few books on those subjects with his brother David, including:
Tom Gardner has also played a role in shaping financial industry regulations. He has testified before Congress regarding corporate governance and internet securities fraud and before the Securities and Exchange Commission (SEC) regarding financial auditor independence.
Gardner and The Motley Fool as a whole were instrumental in getting the SEC to pass Regulation Fair Disclosure (Reg FD). The Motley Fool's readers sent about two-thirds of the letters the SEC received regarding this proposed regulation, according to a 2001 interview with former SEC Chairman Arthur Levitt. He also said that without the letters from those readers, the regulation wouldn't have passed.
Tom Gardner graduated with a bachelor's degree from Brown University. He also received an honorary Doctor of Humane Letters from Strayer University.
Tom and David Gardner have similar investing styles, and they came up with The Motley Fool's investing strategy, which also helps explain their overall approach. It values diversification -- The Motley Fool's recommendation is a portfolio of 25 to 30 stocks -- and emphasizes the importance of not overreacting to market volatility or short-term price fluctuations.
Tom Gardner started The Motley Fool with his brother David and Erik Rydholm in 1993. It began as a newsletter, but a year later, Tom promoted it on America Online (AOL).
The web presence, combined with stock picks that outperformed the market, helped The Motley Fool build a large following and established both brothers as well-known investors. In 2002, the company launched Stock Advisor, its first subscription service, with stock picks from Tom and David Gardner.
Here are some of the top investments Tom and David Gardner have recommended on The Motley Fool:
Those are a few of the big winners. As far as how the entire portfolio has performed, Stock Advisor has returned 1,070% from its launch in 2002 through Aug. 17, 2025. The S&P 500 had returned 185% over that same period.