![L to R Mikael Spangberg and Ola Paulsson of Brummer and Partners](https://s.wsj.net/public/resources/images/FN-AA720_Brumme_M_20170609100935.jpg)
The chief executive of $14.5bn Nordic hedge fund manager Brummer & Partners, Klaus Jantti, has exited the firm, prompting a restructure of all of its senior management roles.
The CEO role has been handed to current chief operating officer Ola Paulsson.