Morning Market Gainers

ImmunoGen, Inc. IMGN shares surged 58.32 percent to $14.22 following a report that IMGN853 demonstrated notable single agent activity for patients with platinum-resistant ovarian cancer. Ignyta Inc RXDX shares rose 40.37 percent to $12.60 after the company reported Phase 1 Clinical Trial Data for Entrectinib. OM Group, Inc. OMG climbed 27.58 percent to $33.86 after the company agreed to be acquired by Apollo Affiliated Funds in partnership with Platform Specialty Products Corporation for $34.00 per share in cash. SINA Corp SINA shares gained 21.02 percent to $49.29 after the company announced an agreement with CEO for $456 million cash investment. CTI BioPharma Corp CTIC shares rose 17.53 percent to $2.28 after the company presented Phase 3 pacritinib study showing significant clinically meaningful results in patients with myelofibrosis at the ASCO. Oncothyreon Inc (USA) ONTY shares jumped 17.25 percent to $4.01 following the presentation of positive ONT-380 data in HER2-positive breast cancer at the ASCO. Supercom Ltd SPCB shares rose 14.99 percent to $12.43. Supercom reported Q1 non-GAAP EPS of $0.23 on revenue of $7.7 million. Prana Biotechnology Limited (ADR) PRAN shares gained 9.63 percent to $1.48 following the announcement of the EC orphan designation of PBT2. Exelixis, Inc. EXEL shares jumped 5.24 percent to $3.32 following the announcement of positive Phase 2 cabozantinib results at the ASCO. Celladon Corp CLDN rose 4.33 percent to $2.41 after the company reported a strategic direction following CUPID2 data review. Kratos Defense & Security Solutions, Inc KTOS gained 4.17 percent to $6.24 after the company reported that it has been awarded a $13.4 million contract by the Pacific Missile Range Facility. iDreamSky Technology Ltd (ADR) DSKY shares jumped 3.94 percent to $10.86. iDreamSky reported Q1 adjusted earnings of $0.20 per share on revenue of $60 million.