How Miraculous Mysterious Trades on “Terrible Tuesday” Saved the World From Financial Armageddon

A feel-good conspiracy theory following October 1987’s Black Monday

Stephen Foerster
12 min readOct 6, 2022

Jean-Christophe Benoist, CC BY 3.0, via Wikimedia Commons

This month marks the 35th anniversary of one of the most famous events on Wall Street. I’ve previously written about the worst U.S. stock market crash in history, known as Black Monday, when…

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.)