An issue of Whiting Petroleum Corp (NYSE:WLL) debt fell 3% as a percentage of its face value during trading on Tuesday after Global Hunter Securities downgraded the stock from a buy rating to an accumulate rating, StockRatingsNetwork.com reports. The high-yield debt issue has a 5% coupon and is set to mature on March 15, 2019. Whiting Petroleum Corp. (NYSE:WLL) belongs to Basic Materials sector. Its net profit margin is 11.80% and weekly performance is -32.08%. On last trading day company shares ended up $39.28. Whiting Petroleum Corp. (NYSE:WLL) distance from 50-day simple moving average (SMA50) is -36.85%.

Autonomy founder Mike Lynch plans to ask US regulators to investigate evidence that he believes shows Hewlett-Packard Company (NYSE:HPQ) made “false representations to the market” over its massive writedown on its acquisition of the UK software maker. Hewlett-Packard Company (NYSE:HPQ) shares advanced 1.01% in last trading session and ended the day at $38.95. HPQ Gross Margin is 23.90% and its return on assets is 4.90%. Hewlett-Packard Company (NYSE:HPQ) quarterly performance is 2.74%.

MagnaChip Semiconductor Corporation (NYSE:MX) announced that it now offers a 0.18um silicon on insulator (SOI) RF CMOS technology for the emerging RF front-end module (FEM) foundry market. On 02 December, MagnaChip Semiconductor Corporation (NYSE:MX) shares fell -0.25% and was closed at $11.79. MX EPS growth in last 5 year was 0.00%. MagnaChip Semiconductor Corporation (NYSE:MX) year to date (YTD) performance is -39.54%.

China Biologic Products (NASDAQ:CBPO) VP Zhijing Cbpo Liu unloaded 8,000 shares of China Biologic Products stock in a transaction dated Friday, November 21st. The shares were sold at an average price of $68.95, for a total value of $551,600.00. China Biologic Products, Inc. (NASDAQ:CBPO) ended the last trading day at $69.29. Company weekly volatility is calculated as 4.05% and price to cash ratio as 22.90. China Biologic Products, Inc. (NASDAQ:CBPO) showed a weekly performance of 1.17%.

On Nov 18, Omnitek Engineering Corp. (otcqb:OMTK) announced it has established a strategic alliance with LKQ Corp. (NASDAQ:LKQ) to produce “drop-in” natural gas engines at the company’s facility in Monterrey, Mexico, initially for the widely utilized Mercedes OM904 and OM906 engines. LKQ Corp. (NASDAQ:LKQ) shares advanced 0.45% in last trading session and ended the day at $28.86. LKQ Gross Margin is 39.70% and its return on assets is 7.30%. LKQ Corp. (NASDAQ:LKQ) quarterly performance is 0.21%.