The U.S. Marine Corps has awarded Northrop Grumman Corporation (NYSE:NOC) a $207,291,682 contract for low-rate early production of AN/TPS-80 Ground/Air Task Oriented Radar systems. Under terms of the contract with the Marine Corps Program Executive Office for Land Systems, Northrop Grumman will deliver the systems in 2016-17. Shares of Northrop Grumman Corporation (NYSE:NOC) traded at $137.96 by surging 0.49% with price volatility of 1.92% for a week and 2.35% for a month. Its beta stands at 1.04 times.Roche Holding Ltd. (ADR) (OTCMKTS:RHHBY) declared that teamwork to develop companion diagnostics for ImmunoGen, Inc.'s (NASDAQ:IMGN) targeted anticancer agents. Ventana Medical Systems reported that it has signed into an contract with ImmunoGen (IMGN) to collaborate on the development of biomarker assays as well as a companion diagnostic immunohistochemistry test for one or more of ImmunoGen's product candidates. ImmunoGen, Inc. (NASDAQ:IMGN) stock hit highest price at $9.98, beginning with a price of $9.77 and reported a lose of -2.42% to the closed at $9.26 with a day range of $9.20-$9.98. The total market capitalization remained 795.2 Million, total volume of 1.7 Million shares held in the session was surprisingly higher than its average volume of 1083.18 shares.Level 3 Communications, Inc. (NYSE:LVLT) stock has highest price of $47.05 in last session, beginning with a price of $45.75 and reported a gain of 3.30% to the closed at $46.91 with a day range of $45.61-$47.05. The stock is going forward its 52-week low with 64.14% and moving down from its 52 week high price with -4.69%. Level 3 Communications, Inc. (NYSE:LVLT) reported that, at separate special meetings, stockholders of both firms voted to agree Level 3's proposed purchase of TW telecom (TWTC). At the TW telecom stockholders' meeting, 86.2% of the TW telecom shares outstanding were voted in favor of the adoption of the merger agreement between tw telecom and Level 3.