Stocks In News: YY Inc (ADR) (NASDAQ:YY), SINA Corp (NASDAQ:SINA), Yelp Inc (NYSE:YELP), Diageo plc (NYSE:DEO)

YY Inc (NASDAQ:YY) saw a significant increase in short interest during the month of January. As of March 31st, there was short interest totalling 2,528,684 shares, an increase of 55.9% from the March 14th total of 1,621,571 shares, Analyst Ratings.Net reports. Based on an average daily volume of 2,190,595 shares, the days-to-cover ratio is presently 1.2 days. Currently, 7.5% of the shares of the company are short sold. YY Inc (ADR) (NASDAQ:YY) shares after opening at $64.85 moved to $68.20 on last trade day and at the end of the day closed at $67.15. Company price to sales ratio in past twelve months was calculated as 12.68 and price to cash ratio as 10.70. YY Inc (ADR) (NASDAQ:YY) showed a negative weekly performance of -1.41%.

Shares of SINA Corp (NASDAQ:SINA) saw unusually large options trading activity on Thursday. Stock traders purchased 37,840 call options on the stock, Stock Ratings Network.com reports. This represents an increase of 181% compared to the average daily volume of 13,489 call options. SINA Corp (NASDAQ:SINA) shares advanced 6.72% in last trading session and ended the day on $56.55. SINA return on equity ratio is recorded as 3.90% and its return on assets is 2.10%. SINA Corp (NASDAQ:SINA) yearly performance is 21.51%.

Yelp (NASDAQ:YELP) was upgraded by analysts at Citigroup Inc. from a “neutral” rating to a “buy” rating in a research report issued to clients and investors on Wednesday, TheFlyOnTheWall.com reports. Yelp Inc (NYSE:YELP) shares moved down -1.41% in last trading session and was closed at $64.87, while trading in range of $63.80-$66.28.Yelp Inc (NYSE:YELP) year to date performance is -5.92%.

RBC Capital reiterated their underperform rating on shares of Diageo plc (LON:DGE) in a research note released on Thursday morning, Analyst Ratings Network reports. They currently have a GBX 1,600 ($26.77) target price on the stock. Diageo plc (ADR) (NYSE:DEO) weekly performance is -1.66%. On last trading day company shares ended up $123.81. Diageo plc (ADR) (NYSE:DEO) distance from 50-day simple moving average is 0.64%. Analysts mean target price for the company is $150.78.