At its peak, Hwang’s family office had more than $20 billion of capital and total bets exceeding $120 billion. The portfolio collapsed in a matter of days after its investments tumbled, triggering margin calls from banks, which then sold the stocks in big block trades. Hedge funds and other investment firms swooped in to buy chunks, but the trades haven’t necessarily worked out.
The 13F, which money managers overseeing more than $100 million in U.S. equities must file quarterly, doesn’t disclose when a firm bought or sold shares or at what price. It revealed that Soros held $5.3 billion of U.S. equities, up almost $600 million from the prior quarter.