Short Seller Andrew Left Loses Landmark Trial: New York Brief

June 2, 2026, 11:15 AM UTC

Andrew Left Loses Landmark Fraud Trial

Andrew Left, founder of Citron Research
Andrew Left, founder of Citron Research
Photographer: James Jackman/Bloomberg

Andrew Left, the founder of Citron Research and one of the best-known names in short selling, was found guilty of securities fraud after a closely watched trial in Los Angeles, Erik Larson reports. Federal prosecutors said Left used explosive tweets about dozens of companies to move stock prices and make quick profits, earning about $20 million from the scheme between 2018 and 2023.

The three-week trial put a spotlight on the boundaries between opinionated market commentary and criminal market manipulation. Left took the unusual step of testifying in his own defense, telling jurors ...

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