Notable Downgrades: Cowen Group (COWN), Epizyme (EPZM), Heritage Insurance (HRTG), Whiting Petroleum (WLL) July 20, 2015 WSP
Midday Watch: Sorrento Therapeutics (SRNE), Tesla Motors (TSLA), Hansen Medical (HNSN), Williams Companies (WMB), Epizyme (EPZM) June 22, 2015 WSP
