Morning Market Movers

Spherix

gained 37.71% to $4.09. India Globalization Capital

climbed 31.07% to $1.94 after the company announced its plans to acquire Hong Kong-based trading company. FormFactor

shares climbed 12.25% to $6.87 after the company lifted its Q2 revenue guidance. B Riley upgraded FormFactor from Neutral to Buy and raised the price target from $6.00 to $8.50. PetroLogistics LP

rose 9.98% to $14.22 after Koch Industries announced its plans to buy PetroLogistics for $2.1 billion. PowerSecure International

shares gained 7.13% to $8.87. Becker Drapkin Management reported an 8.8% stake in PowerSecure Qihoo 360 Technology Co

gained 5.59% to $95.01 after the company reported "strong" first quarter results. The company's second quarter guidance also exceeded analyst expectations. Magnum Hunter Resources

jumped 5.05% to $7.70 after the company raised $150 million in a private placement. Workday

jumped 4.98% to $86.22 after the company reported a narrower-than-expected first-quarter loss. Workday posted an adjusted loss of $0.13 per share, versus analysts' expectations for a loss of $0.15 per share.