Argenx SE (ARGX) said Monday it has appointed Karen Massey chief executive officer.
Massey, who is currently COO of the company, will succeed Tim Van Hauwermeiren, the current CEO, who will transition to the role of non-executive director and chairman of the board.
Hauwermeiren will succeed Peter Verghaeghe, who is set to retire from the board, the company said.
The moves are subject to shareholder approval during the company's annual general meeting on May 6.