Calls Purchased on Westport Innovations (WPRT)

Shares of Westport Innovations Inc.

are higher on the session by 5.71%, currently trading at $19.98. The stock has been moving largely higher over the past six months and is trading very near a fresh 52-week high. Options traders are buying calls on the name today, betting that the stock will break to new highs. The August $20.00 call was purchased 1,400 times, on the offer; open interest on the strike is only 268 contracts, signaling new, bullish positioning on the name. Call volume is now running at 5.75x the daily average. Westport Innovations Inc. is engaged in the research, development and marketing of high performance, low-emission engines and fuel injection systems that utilize alternative gaseous fuels, such as natural gas, propane or hydrogen.