Exhibit 99.1 Jefferson Capital Reports Third Quarter 2025 Results "The investment environment remains favorable with elevated levels of consumer credit delinquencies, charge-offs and insolvencies to drive portfolio supply and low unemployment to support liquidation rates. We further improved our leading position in the market by upsizing our revolving credit facility to $1 billion in commitments while also improving pricing and enhancing terms." Third Quarter 2025 Highlights versus Third Quarter 2024 Collec ...