Terraform Labs Plan Administrator sues Jump Trading for $4 billion over TerraUSD and LUNA collapse
On December 19, 2025, the court-appointed plan administrator for Terraform Labs filed a $4 billion lawsuit in the US District Court for the Northern District of Illinois against Jump Trading, its co-founder William DiSomma, and president Kanav Kariya. The complaint alleges secret token deals, market manipulation, and undisclosed support for TerraUSD’s peg that allegedly let Jump earn billions while UST and LUNA investors absorbed heavy losses.