Ubiquiti Networks Inc (NASDAQ:UBNT) stock is sinking on Friday after analysts raised questions on an unexplained increase in inventory.Deutsche Bank reiterated its “hold” rating but lowered its price target to $35 from $42. Ubiquiti Networks Inc (NASDAQ:UBNT) stock performance was -24.15% in last session and finished the day at $31.38. Traded volume was 10,034,038 shares in the last session and the average volume of the stock remained 1.57 million shares. The beta of the stock remained 2.03. Ubiquiti Networks Inc (NASDAQ:UBNT) insider ownership is 0.50%.

Shares of Dril-Quip, Inc. (NYSE:DRQ) were down 6.7% during trading on Friday following a weaker than expected earnings announcement, StockRatingsNetwork.com reports. The company traded as low as $99.00 and last traded at $104.25, with a volume of 1,058,365 shares changing hands. The stock had previously closed at $111.79. Dril-Quip, Inc. (NYSE:DRQ) dropped -7.67% to $103.22 yesterday on volume of 1,664,047 shares. The intra-day range of the stock was $99.00 – 104.25. Dril-Quip, Inc. (NYSE:DRQ) has a market capitalization of $ 4.20 billion.

Zulily Inc (NASDAQ:ZU)‘s stock had its “hold” rating reiterated by investment analysts at Citigroup Inc. in a note issued to investors on Wednesday, Stock Ratings News reports. They currently have a $41.00 price objective on the stock, down from their previous price objective of $46.00. Citigroup Inc.’s price objective would suggest a potential upside of 24.24% from the stock’s previous close. Zulily Inc (NASDAQ:ZU)’s stock on May 10, 2014 reported a decrease of -7.82%to the closing price of $30.42. Its fifty two weeks range is $30.25 – 73.50. The total market capitalization recorded $3.78 billion. The overall volume in the last trading session was 1,479,188 shares. In its share capital, Zulily Inc (NASDAQ:ZU) has 124.12 million outstanding shares.

State-controlled power utility Centrais Eletricas Brasileiras SA (ADR) (NYSE:EBR) climbed for the first time in three days. Homebuilder Rossi Residencial SA led a decline among companies that rely on domestic demand after economists cut their forecasts for Brazil’s growth. Iron-ore mining company Vale SA fell as manufacturing in China, the Latin American country’s biggest trading parter, contracted in April for a fourth straight month. On Friday, shares of Centrais Eletricas Brasileiras SA (ADR) (NYSE:EBR) dropped 6.74% to close the day at $3.18. Company monthly performance is recorded as 7.07%. Centrais Eletricas Brasileiras SA (ADR) (NYSE:EBR) quarterly revenue growth is 52.88%.