Report: Five Prime CEO departs, Rusty Williams takes over

Five Prime Therapeutics founder Lewis “Rusty” Williams has replaced Julia Gregory as CEO, Elsevier Inc.’s In Vivo Blog reported.
A Five Prime spokeswoman confirmed that Gregory is no longer with the company, the blog reported. A Five Prime spokeswoman did not return a phone message left by the San Francisco Business Times.
Gregory replaced Gail Maderis as CEO in 2009, coming from Lexicon Pharmaceuticals.