|JMP Securities||Heather Behanna, Ph.D.|
|Piper Jaffray and Company||Charles Duncan, Ph.D.|
|Wedbush PacGro Lifesciences||Liana Moussatos, Ph.D.|
Sangamo BioSciences, Inc. is followed by the analyst(s) listed above. Please note that any opinions, estimates or forecasts regarding Sangamo BioSciences, Inc.'s performance made by these analysts are theirs alone and do not represent opinions, forecasts or predictions of Sangamo BioSciences, Inc. or its management. Sangamo BioSciences, Inc. does not by its reference above or distribution imply its endorsement of or concurrence with such information, conclusions or recommendations.