Bored Ape Yacht Club, the collective that hosted the three-day event, said it was investigating possible causes, including UV lights used at a party on Saturday night.
The company, one of China’s biggest property developers, took the unusual step of stating that the company’s founder and its chairwoman were “working normally.”
Before his FTX crypto exchange imploded and he went on trial for fraud, Mr. Bankman-Fried ran a global business empire spanning Berkeley, Calif., Hong Kong and the Bahamas.
A portrait by Amedeo Modigliani sold for less than expected and several artworks went unsold as China’s best-known art investor liquidated part of his collection.