PANews reported on October 3 that according to a post on the X platform by Martin Shkreli, a pharmaceutical tycoon who was imprisoned for about four years for securities fraud, Michael Lewis, author of "The Big Short", said that of the $9 billion in debt owed by FTX, $4 billion was held by the top 50 FTX accounts on the exchange.

The largest account is Jump Trading, which has $206 million on the exchange. Ranked 50th is Singapore-based market-making giant Virtu Financial, which has $10 million on the exchange. Adding another account, Jump Trading has a total of $280 million on the exchange.

Many of the funds locked in the exchange’s accounts are FTX employees, including former FTX COO Constance, who has $25 million locked in the exchange.