Fuel Systems Solutions (FSYS +8.4%) shares are soaring today amid heavy volume on no apparent...

|About: Fuel Systems Solutions, Inc. (FSYS)|By:, SA News Editor

Fuel Systems Solutions (FSYS +8.4%) shares are soaring today amid heavy volume on no apparent news, while other natural gas vehicle plays all trade lower: WPRT -3.4%, CLNE -2.1%, NAV -2.8%, CMI -1.9%.