Klarna Group Plc reported a pretax loss of $16 million in the fourth quarter, driven by rising provisions for potentially souring loans. The Swedish buy-now-pay-later giant's credit costs swelled as the company expanded its lending operations, with provisions increasing compared to the same period last year. This marks a reversal from Klarna's profitability in recent quarters.

The loss reflects the challenges facing buy-now-pay-later providers as they scale operations and manage credit risk. Klarna, which has grown rapidly during the pandemic, is now one of Europe's most valuable fintech companies. The firm's lending model relies on short-term consumer credit, making it particularly sensitive to economic conditions and consumer repayment behavior.

As Klarna continues its expansion, the increased credit provisions signal the company's proactive approach to managing potential defaults. The fintech sector faces heightened scrutiny from regulators concerned about consumer debt levels, and Klarna's loss underscores the financial pressures of maintaining growth while ensuring credit quality. The company's performance will be closely watched as an indicator of the broader BNPL industry's health.