Arotech Corporation (Nasdaq:ARTX), announced that its Battery and Power Systems Division has advanced its development of an iron flow battery to provide storage for grid power, following promising results in lab tests. Arotech has filed a patent application covering this new technology. Arotech Corporation (NASDAQ:ARTX) stock opened at $4.70 in last session, and closed at $5.22, while the day range of stock is $4.46 – $5.45. The stock showed a positive weekly performance of 53.08%.
THT Heat Tranfer Technology Inc (NASDAQ:THTI) soared more than 40% to a one-year high of $1.89 on Friday on higher-than-average volume. THT Heat Transfer Technology Inc (NASDAQ:THTI) stock opened at $1.12, in last session and closed at $1.55, by gaining 36.02%. The 52 week range of the stock is $0.77 – $1.89. Company’s market capitalization is $31.70 million.
Nuverra Environmental Solutions (NYSE:NES)‘s stock had its “buy” rating reaffirmed by research analysts at Wunderlich in a report released on Friday, StockRatingsNetwork.com reports. Nuverra Environmental Solutions Inc (NYSE:NES) stock advanced 10.80% and finished the last session at $17.96. The EPS of the stock remained -8.60. Company’s market capitalization is $466.86 million.
Goldfield Corp. (NYSEMKT:GV) conducts electrical construction operations, including the placement of fiber optic cable and is also engaged in real estate operations. GV also gets an A in Equity. The stock currently has a trailing PE Ratio of 8.50. For more information, get Portfolio Grader’s complete analysis of GV stock. Goldfield Corp (NYSEMKT:GV) stock opened the session at $2.35, and closed the session at $2.53. The 52 week range of the stock remained $1.45 – $5.67 and the day range was $2.31 – $2.53.