Plug Power Inc. (NASDAQ:PLUG) revenue growth greatly exceeded the industry average of 2.0%. Since the same quarter one year prior, revenues rose by 35.6%. This growth in revenue does not appear to have trickled down to the company’s bottom line, displayed by a decline in earnings per share. Plug Power Inc. (NASDAQ:PLUG) shares after opening at $4.05 moved to $4.14 on last trade day and at the end of the day closed at $3.80. Company price to sales ratio in past twelve months was calculated as 20.57 and price to cash ratio as 109.41. Plug Power Inc. (NASDAQ:PLUG) showed a negative weekly performance of -21.00%.
The leading producer of low-emission micro turbine systems, Capstone Turbine Corporation (NYSE:CPST) is operating towards providing market viable energy products. It has recently made a series of announcements pertaining to stock offering and installation in new regions for offering growth and development in new regions. Capstone Turbine Corporation (NASDAQ:CPST) shares fell -14.71% in last trading session and ended the day on $1.45. CPST return on equity ratio is recorded as -46.40% and its return on assets is -20.30%. Capstone Turbine Corporation (NASDAQ:CPST) yearly performance is 68.60%.
Quantum Fuel Systems Technologies Worldwide, Inc. (NASDAQ:QTWW), a global leader in natural gas storage systems, integration and vehicle system technologies, will be showcasing its industry leading Q-Lite compressed natural gas family of tank products, including its innovative light-weight large diameter storage vessels for heavy duty truck applications, newly released neck-mounted tank products, and advanced sub-system designs and products for a multitude of vehicle applications, at the Alternative Clean Transportation Expo in Long Beach, CA from May 6th to May 8th. Quantum Fuel Systems Tech Worldwide Inc. (NASDAQ:QTWW) shares moved down -51.90% in last trading session and was closed at $3.04, while trading in range of $2.99 – $6.34. Quantum Fuel Systems Tech Worldwide Inc. (NASDAQ:QTWW) year to date (YTD) performance is -61.03%.
FireEye, Inc. (NASDAQ:FEYE) announced the execution of a definitive agreement to acquire privately held nPulse Technologies, the performance leader in network forensics. FireEye Inc. (NASDAQ:FEYE) weekly performance is -4.38%. On last trading day company shares ended up $37.13. FireEye Inc. (NASDAQ:FEYE) distance from 50-day simple moving average (SMA50) is -40.68%. Analysts mean target price for the company is $74.21.
Vringo, Inc. (NASDAQ:VRNG) announced that the oral argument in the appeal of Vringo’s wholly-owned subsidiary I/P Engine, Inc.’s litigation against AOL, Google et al. (Appeal Nos. 13-1307 and 13-1313) at the United States Court of Appeals for the Federal Circuit has concluded. Vringo, Inc. (NASDAQ:VRNG) shares moved down -9.19% in last trading session and was closed at $3.70, while trading in range of $3.53 – $4.15. Vringo, Inc. (NASDAQ:VRNG) year to date (YTD) performance is 25.34%.