Finally, Zacks upgraded shares of Plug Power Inc (NASDAQ:PLUG) from a neutral rating to an outperform rating. Zacks now has a $7.90 price target on that stock. Plug Power Inc (NASDAQ:PLUG) stock performance was -4.51% in last session and finished the day at $6.99. Traded volume was 23.45million shares in the last session and the average volume of the stock remained 44.53million shares. The beta of the stock remained 1.22. Plug Power Inc (NASDAQ:PLUG) insider ownership is 0.90%.

Micron Technology, Inc. (NASDAQ:MU), a global leader in advanced semiconductor systems, and Wave Systems Corp. (NASDAQ:WAVX), a leading provider of endpoint security, today announced they are expanding their relationship to develop solutions designed to strengthen user protection against current and emerging threats to compute and embedded platforms. Wave Systems Corp. (NASDAQ:WAVX) rose 38.61 percent to $1.40 Tuesday on volume of 22.54million shares. The intra-day range of the stock was $1.18 to $1.97. Wave Systems Corp. (NASDAQ:WAVX) has a market capitalization of $49.04million.

Ariad Pharmaceuticals, Inc. (NASDAQ:ARIA) announced the initiation of the pivotal Phase 2 trial of AP26113 in patients with locally advanced or metastatic non-small cell lung cancer (NSCLC) previously treated with crizotinib. Ariad Pharmaceuticals, Inc. (NASDAQ:ARIA)’s stock on Apr 15, 2014 reported a decrease of -4.70% to the closing price of $6.69. Its fifty two weeks range is $2.15 -$23.00. The total market capitalization recorded $1.25billion. The overall volume in the last trading session was 17.73million shares. In its share capital, ARIA has 186.33million outstanding shares.

For all the positive results from NeuVax clinical studies, the ethical shortcomings of Galena’s management mean that the future of the company is uncertain. This time last year, stocks of biotech companies Galena Biopharma Inc (NASDAQ:GALE), Prana Biotech (PRAN) and Geron Corp (GERN) were nearly at the same level, and were touted as potential game-changers. On Tuesday, shares of Galena Biopharma Inc (NASDAQ:GALE) dropped -7.45% to close the day at $1.74. Company return on investment (ROI) is -225.80% and its monthly performance is recorded as -45.96%. Galena Biopharma Inc (NASDAQ:GALE) quarterly revenue growth is -75.00%.