Today’s midday gainers are Dex Media Inc (NASDAQ:DXM), Violin Memory Inc (NYSE:VMEM) and Allied Nevada Gold Corp. (NYSEMKT:ANV). The midday losers are Nimble Storage Inc (NYSE:NMBL), Yandex NV (NASDAQ:YNDX) and Qunar Cayman Islands Ltd (NASDAQ:QNAR).

chart_1 (24) Tiger Global

DEX Media Surges on Strong Q4 Revenues

Dex Media Inc (NASDAQ:DXM) surged +14.90% midday this Thursday. The John Paulson pick, a small-cap provider of local, social and mobile advertising solutions, posted strong fourth-quarter revenues.

Second on today’s list of gainers is Violin Memory Inc (NYSE:VMEM), up +9.31%. A George Soros allocation, Violin produces flash-based storage solutions for networking systems. Just today, it was announced that analysts at Wunderlich will be starting coverage of VMEM with a strong “buy” rating.

Another Paulson pick, Allied Nevada Gold Corp. (NYSEMKT:ANV), surged +8.43%. The gold and silver producer is still on benefitting from a strong results report, and its strategy continues to pay off. The stock up +75.49% YTD.

Three Tiger Global Picks Take a Dive

Three Tiger Global Management assets make our daily list of midday losers this Thursday, the steepest dive coming from Nimble Storage Inc (NYSE:NMBL), down -7.37%. The stock had declined -5.98% YTD.

Following Nimble is Yandex NV (NASDAQ:YNDX), down -6.69%. The search giant continues to face pressure from mounting political tensions between Ukraine and Russia. Its stock price has fallen -26.67% over the past month.

Coming in third is Qunar Cayman Islands Ltd (NASDAQ:QUNR), -6.51%. The travel industry search engine for the Chinese market is down -18.49% YTD.