Don’t Be an Active Investor Unless You Have an Investment Thesis

If you don’t have a view that’s different from the market’s view, you’re better off as a passive investor

Stephen Foerster
9 min readAug 2, 2022

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Picture of a light bulb
Photo by AbsolutVision on Unsplash

After spending decades dedicated to investments research, I’ve come up with some pithy advice for all investors (despite my disclaimer that I don’t provide financial advice). I…

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Stephen Foerster

I’m a Finance prof, CFA, and author of In Pursuit of the Perfect Portfolio (with Andrew Lo). I write stories about investing. (I don’t give financial advice.)