Health Stocks to Watch: VIVUS (NASDAQ:VVUS), Arena Pharmaceuticals (NASDAQ:ARNA), Ariad Pharmaceuticals (NASDAQ:ARIA), MannKind Corporation (NASDAQ:MNKD), Eli Lilly (NYSE:LLY)

Earlier this month, Vivus Inc. (NASDAQ:VVUS) said it filed a patent-infringement lawsuit against Actavis PLC ( ACT ) alleging that the drug maker’s planned generic version of weight-loss drug Qsymia infringes its patents. VIVUS, Inc. (NASDAQ:VVUS) stock performance was 3.97% in last session and finished the day at $5.50. Traded volume was 4.47million shares in the last session and the average volume of the stock remained 3.04million … Continue reading Health Stocks to Watch: VIVUS (NASDAQ:VVUS), Arena Pharmaceuticals (NASDAQ:ARNA), Ariad Pharmaceuticals (NASDAQ:ARIA), MannKind Corporation (NASDAQ:MNKD), Eli Lilly (NYSE:LLY)

Investor’s Alert: Facebook Inc (NASDAQ:FB), LinkedIn Corp (NYSE:LNKD), Twitter Inc (NYSE:TWTR), MeetMe Inc (NASDAQ:MEET), Renren Inc (NYSE:RENN)

Facebook Inc. (NASDAQ:FB) is the most important social media for news everywhere in the world: 35% of those surveyed use Facebook to get their news. In the United States, Spain, and the United Kingdom, Twitter Inc. (NYSE: TWTR) is widely used. Google Inc.’s (NASDAQ: GOOG) Google+ and Facebook’s WhatsApp are becoming more important sources for news as well. Facebook Inc (NASDAQ:FB) stock performance was 0.25% … Continue reading Investor’s Alert: Facebook Inc (NASDAQ:FB), LinkedIn Corp (NYSE:LNKD), Twitter Inc (NYSE:TWTR), MeetMe Inc (NASDAQ:MEET), Renren Inc (NYSE:RENN)

Hot Watch List: NVIDIA Corporation (NASDAQ:NVDA), Advanced Micro Devices (NYSE:AMD), Micron Technology (NASDAQ:MU), Alcatel Lucent (NYSE:ALU), Telecom Italia (NYSE:TI)

Bank of America lowered shares of NVIDIA Corporation (NASDAQ:NVDA) from a neutral rating to an underperform rating in a report released on Thursday,TheFlyOnTheWall.com reports. Bank of America currently has $19.00 price objective on the stock, down from their previous price objective of $19.12. The analysts noted that the move was a valuation call. NVIDIA Corporation (NASDAQ:NVDA) stock performance was -1.10% in last session and finished the day at … Continue reading Hot Watch List: NVIDIA Corporation (NASDAQ:NVDA), Advanced Micro Devices (NYSE:AMD), Micron Technology (NASDAQ:MU), Alcatel Lucent (NYSE:ALU), Telecom Italia (NYSE:TI)

Tech Volatile Stocks: Silicon Graphics International (NASDAQ:SGI), Straight Path Communications (NYSEMKT:STRP), Telecom Argentina (NYSE:TEO), Amber Road (NYSE:AMBR), MRV Communications (NASDAQ:MRVC)

Shares of Silicon Graphics International Corp. (NASDAQ:SGI) jumped as much as 14% Friday after the company announced the UK Atomic Weapons Establishment (AWE) has concluded compete acceptance of three of SGI’s ICE X supercomputing systems. Silicon Graphics International Corp (NASDAQ:SGI) stock performance was 6.84% in last session and finished the day at $9.68. Traded volume was 1.02million shares in the last session and the average volume of … Continue reading Tech Volatile Stocks: Silicon Graphics International (NASDAQ:SGI), Straight Path Communications (NYSEMKT:STRP), Telecom Argentina (NYSE:TEO), Amber Road (NYSE:AMBR), MRV Communications (NASDAQ:MRVC)

Tech Gainers: Varonis Systems (NASDAQ:VRNS), Silicon Graphics International (NASDAQ:SGI), Majesco Entertainment (NASDAQ:COOL), Wireless Telecom Group (NYSEMKT:WTT), Hanwha Solarone (NASDAQ:HSOL)

Varonis Systems, Inc. (NASDAQ:VRNS), will be showcasing how its products are enabling companies to simultaneously improve both employee productivity and data security next week at the Gartner Security & Risk Management Summit. Varonis Systems Inc (NASDAQ:VRNS) stock performance was 5.96% in last session and finished the day at $25.76. Traded volume was 364.30K shares in the last session and the average volume of the stock … Continue reading Tech Gainers: Varonis Systems (NASDAQ:VRNS), Silicon Graphics International (NASDAQ:SGI), Majesco Entertainment (NASDAQ:COOL), Wireless Telecom Group (NYSEMKT:WTT), Hanwha Solarone (NASDAQ:HSOL)

Tech Losers: Tibco Software (NASDAQ:TIBX), On Track Innovations (NASDAQ:OTIV), Transgenomic Inc (NASDAQ:TBIO), MRV Communications (NASDAQ:MRVC), Zoom Technologies Inc (NASDAQ:ZOOM)

Tibco Software Inc. (NASDAQ:TIBX) has been on a downfall ever since its Q2 results were announced. The company’s results were disappointing and with sales of about $251 million in Q2 and a non-GAAP EPS of about $0.14 which was way lower than the earnings per share Tibco Software Inc. (NASDAQ:TIBX) gave a year ago in the same quarter. Tibco Software Inc. (NASDAQ:TIBX) stock performance was -6.10% … Continue reading Tech Losers: Tibco Software (NASDAQ:TIBX), On Track Innovations (NASDAQ:OTIV), Transgenomic Inc (NASDAQ:TBIO), MRV Communications (NASDAQ:MRVC), Zoom Technologies Inc (NASDAQ:ZOOM)