Sina Corp, which runs China's biggest micro-blogging service, saw losses narrow in the first three months of the year as revenues rose.

National Bank of Greece, SINA Corporation, ArcelorMittal, Tesla Motors, Nokia Corporation, Aruba Networks Inc, 3D Systems Corp.

SINA Corp. (SINA: Quote) Thursday said first-quarter loss narrowed slightly to $13.2 million or $0.20 per share from $13.7 million or $0.21 per share in the same period last year.

SINA CORP. (SINA) said Q1 EPS was a 2-cent gain vs. a 21-cent loss last year. Analysts were expecting a 3-cent loss. Revenue rose 19% to $126 mil, above views on strong Weibo ad revenue.

U.S. stocks were trading higher Monday, as the Dow Jones Industrial Average recently added 105 points to 14817, the Standard & Poor's rose 13 points to 1595, and the Nasdaq Composite climbed 1.1% to 3315.

Silver Standard Resources, UBS AG, Deutsche Bank, Royal Caribbean Cruises, SINA Corp, Best Buy Co, Qiagen N.V., New York Mortgage Trust and American Capital Agency Corp.

Oppenheimer today maintained an Outperform rating on SINA Corporation (NASDAQ: SINA) with a price target of $70.00. Analyst Andy Yeung said based on a sum-of-parts valuation, he thinks SINA should trade at between $70 and $100 per share.

SHANGHAI, April 29, 2013 /PRNewswire/ -- SINA Corporation (NASDAQ GS: SINA) ("SINA" or the "Company"), a leading online media company serving China and the global Chinese communities, announced today that it has reached an agreement on a ...

SHANGHAI, May 8, 2013 /PRNewswire/ -- SINA Corporation (NASDAQ GS: SINA), a leading online media company and mobile value-added service (MVAS) provider for China and for global Chinese communities, will announce its unaudited financial results ...

Analysts are weighing in today on software giant Microsoft Corporation (NASDAQ:MSFT), electronics retailer Best Buy Co., Inc. (NYSE:BBY), and Chinese media firmSINA Corp (NASDAQ:SINA). Here's a quick roundup of today's bullish brokerage notes.