Quotient Ltd. appointed Franz Walt as interim CEO after Paul Cowan retired as chairman and CEO.

Walt, who was appointed as a director of the company in February, recently retired as president of the laboratory diagnostics division of Siemens AG's healthcare unit Siemens Healthineers.

Heino von Prondzynski, the former CEO of Roche Holding AG's Roche Diagnostics and Quotient's lead independent director, has been appointed board chairman.