Take a look at some of Friday's midday movers:
Valeant Pharmaceuticals – Valeant spiked following a Dow Jones report that the company is close to a deal to buy Bausch & Lomb for about $9 billion.
Fannie Mae – Fannie Mae shares surged as much as 50% this morning before pulling back. Fannie Mae shares are up about 1000% this year to levels not seen since Fannie shares cratered in 2008.
Barrick Gold, Silver Wheaton – Shares of Barrick Gold and Silver Wheaton were halted just after noon ET. A few minutes later, it was reported that Chile's environmental regulator had halted operations at Barrick's Gold Pascua-Lama mine and fined the company $15.8 million. Silver Wheaton is a part owner of the mine. ABX and SLW remain halted as of 1:15 p.m ET.
Gamestop – Gamestop today doubled its losses for the week as investors continue to fret over the future of used game sales with the new consoles just announced by Sony and Microsoft. Gamestop shares are down about 16% on the week, by far the largest weekly loss in the S&P 500.
Intuitive Surgical – Shares continue to rise after the company won a jury verdict in a negligence case in Washington state.
—By CNBC's Juan Aruego
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