Notable Call Options Activity in Sangamo BioSciences

Shares of Sangamo BioSciences SGMO are lower on the session by 1.69%, currently trading at $5.24. The stock has been moving largely higher over the past three months and is currently trading above the 50-day moving average. Options traders are focusing on calls today. The strike seeing the heaviest volume is the March 2012 $6.00 call, which has traded 570 times on open interest of 50 contracts. The May2012 $4.00 call also trade 500 times on 557 contracts. Calls are outpacing puts today by 7 to 1. Sangamo BioSciences, Inc. is engaged in the research, development and commercialization of zinc finger deoxyribonucleic acid (DNA)-binding proteins, a naturally occurring class of proteins, and develop a technology platform.