Vasco Data Security (VDSI +28.9%), a provider of authentication software, skyrockets after...

|By:, SA News Editor

Vasco Data Security (VDSI +28.9%), a provider of authentication software, skyrockets after reporting Q3 revenue of $41.4M (+57% Y/Y) and EPS of $0.15, trouncing Street estimates by $4.2M and $0.09. The company now expects 2011 revenue growth of 45%-55% (40% prior), and an operating margin of 13%-16% (8%-12% prior).