Geron CEO Steps Down

Xconomy San Francisco — 

Geron (NASDAQ: GERN) said today that CEO Thomas Okarma has left the company as president, CEO, and as a member of the board of directors. The Menlo Park, CA-based developer of stem cell therapies said David Greenwood, the company’s chief financial officer, will step up as president and interim CEO, and will take a board seat. Hoyoung Huh, a member of the board, is taking on a new role as executive chairman.