Arena Pharmaceuticals, Inc (NASDAQ:ARNA) shares fell 5.1% during trading on Monday after the company announced weaker than expected quarterly earnings, AnalystRatings Network reports. The company traded as low as $6.82 and last traded at $6.82, with a volume of 4,382,908 shares. The stock had previously closed at $7.19. Arena Pharmaceuticals, Inc. (NASDAQ:ARNA) stock performance was -4.87% in last session and finished the day at $6.84. Traded volume was 9.15million shares in the last session and the average volume of the stock remained 5.62million shares. The beta of the stock remained -0.32. Arena Pharmaceuticals, Inc. (NASDAQ:ARNA) insider ownership is 0.70%.

According to a report by Wall Street Journal, Deutsche Telekom has proposed a big fee to Sprint Corporation (NYSE:S) if the T-Mobile (NYSE: PCS) planned merger does not receive the regulatory body’s approval. Sources claims that the proposed breakup fee exceeds $1 billion. Sprint Corporation (NYSE:S) rose 1.82 percent to $8.97 Monday on volume of 12.26million shares. The intra-day range of the stock was $8.78 to $9.00. Sprint Corporation (NYSE:S) has a market capitalization of $34.68billion.

Facebook Inc (NASDAQ:FB) plans to open a sales office in China to work with local advertisers, Bloomberg reported, citing people familiar with the matter. The world’s largest social networking company is in talks to lease space in the Fortune Financial Center in Beijing’s central business district, Blooming said, citing the sources. Facebook Inc (NASDAQ:FB)’s stock on May 12, 2014 reported a increase of 4.52% to the closing price of $59.83. Its fifty two weeks range is $22.67 -$72.59. The total market capitalization recorded $153.54billion. The overall volume in the last trading session was 48.58million shares. In its share capital, FB has 2.57billion outstanding shares.

58.com Inc (ADR) (NYSE:WUBA) which operates from Beijing has an online marketplace for two stakeholders of the ecommerce industry- merchants and consumers alike. The company is available for access by way of mobile applications as well. The platform has been successful in capturing the interest of local merchants as well as consumers to connect with each other. It will also help in the sharing of information for business purposes as well. On Monday, shares of 58.com Inc (ADR) (NYSE:WUBA) advanced 6.55% to close the day at $39.34. Company return on investment (ROI) is 6.60% and its monthly performance is recorded as -10.53%. 58.com Inc (ADR) (NYSE:WUBA) quarterly revenue growth is 9.25%.