Lars O. Soderberg , head of institutional services and a member of the...

Lars O. Soderberg, head of institutional services and a member of the management committee at Janus Capital Group, Denver, agreed to take a leave of absence, the company announced in a news release. Janus said it will "continue to evaluate Soderberg's future role with the company, in light of the ongoing investigations of the mutual fund industry and related regulatory matters." Mark Whiston, chief executive officer, will directly supervise the various institutional and 401(k) sales units Mr. Soderberg oversaw, said Blair Johnson, spokesman.