Klarna Group plc (NYSE:KLAR) today disclosed a transaction by its Chief Executive Officer Sebastian Siemiatkowski, filed with the U.S. Securities and Exchange Commission on Form 4.

Sebastian Siemiatkowski, through an associated entity, purchased 692,506 ordinary shares on August 26, 2026, at an aggregate consideration of $9,949,171.94.

Sebastian Siemiatkowski co-founded Klarna in 2005 and has served as a member of the board of directors and as Klarna’s Chief Executive Officer since February 2005. Under his leadership, Klarna has grown from a Stockholm-based startup into one of the world’s leading fintech companies, redefining the shopping and payments experience for millions of consumers and hundreds of thousands of merchants globally.

Beyond Klarna, he served as an advisory board member of SSE Business Lab, the startup incubator of the Stockholm School of Economics, from May 2015 to June 2019. He is a frequent speaker on financial technology, entrepreneurship, and the future of commerce.

Mr. Siemiatkowski holds an M.Sc. in Economics and Business from the Stockholm School of Economics.