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Credit Suisse’s 30-Year-Old Trading Prodigy Goes It Alone

  • Trader helped bank generate about $220 million in 2020
  • Complaints were made in 2019 to the FCA regarding his conduct
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Photographer: Stefan Wermuth/Bloomberg
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In the midst of his dizzying rise, Hamza Lemssouguer was a prize worth vying for at Credit Suisse Group AG.

The firm allowed its 30-year-old trading prodigy to take on high levels of risk to rack up profits in illiquid corners of wild markets. When he turned that hot run into a job at hedge fund Citadel late last year, the Swiss bank promised him his own fund to lure him back.