Summary List PlacementThoma Bravo has gone down the route of private credit to fund its acquisition of fintech Calypso Technology, and in the process, has come out the other end with a record-setting transaction. The technology-focused private equity firm nabbed a $2.3 billion loan from asset manager and direct lender Owl Rock, according to three sources familiar with the financing. The financing, known as a unitranche loan, is the largest-ever in the US credit market. Thoma Bravo inked the deal to acquire Calypso Technology from private investment firms Bridgepoint and Summit Partners in March for $3.75 billion.