The Middleby Corporation (NASDAQ:MIDD), SouFun Holdings Ltd (NYSE:SFUN) and Sunedison Inc (NYSE:SUNE) are Wall Street’s top gainers today. The biggest losers of the day are Dot Hill Systems Corp. (NASDAQ:HILL), Copa Holdings, S.A. (NYSE:CPA) and Silver Spring Networks Inc (NYSE:SSNI).

chart_1 (84)  SunEdison Inc. SUNE
SunEdison Inc. SUNE

SunEdison Gets a Boost on Results

The Middleby Corporation (NASDAQ:MIDD) surged +14.59% today following yesterday’s second quarter results report, including net earnings of $48.4 million. A new Q1 acquisition for billionaire investor George Soros, the company is up +3.48% year-to-date.

SouFun Holdings Ltd (NYSE:SFUN) climbed +11.9% this Thursday. The Chinese online real estate platform beat analysts’ estimates on Q2 earnings, though it did lower its guidance for the year.  Steve Mandel purchased 4.4 million SFUN assets during the first quarter of this year. Despite today’s surge, SFUN is down -29.79% YTD.

Taking the last spot on today’s list of gainers is Sunedison Inc (NYSE:SUNE), up +11.7%. The solar energy company surprised investors with its second quarter report, especially its adjusted earnings of 12 cents per share (the expectation was a 30-cent loss). Up +65.44% YTD, SunEdison has caught the eye of a number of billionaire investors, including David Einhorn and Leon Cooperman.

SunEdison – Results Reports Send HILL, CPA, SSNI Plunging

The share price of Dot Hill Systems Corp. (NASDAQ:HILL) dipped -17.75% today in the wake of the company’s Q2 results release. While it met EPS expectations, it fell short on revenues and issued a weaker outlook. The storage and data management company is a new Q1 pick for George Soros.

Copa Holdings, S.A. (NYSE:CPA) fell -15.6%. The Farallon Capital pick reported second quarter results yesterday, and today, Deutsche Bank reduced its full-year 2014 outlook for the company. The Latin American airliner is down -20.45% in 2014.

Down -11.87%, Silver Spring Networks Inc (NYSE:SSNI) had a rough Thursday as well. The company reported Q2 results today, including non-GAAP revenue of $63.6 million and a non-GAAP net loss of $9.9 million. In Richard Chilton’s investment portfolio since the first quarter of 2013, SSNI has declined over -50% in value this year.