Energy's Down Cycle Has Officially Had Its One-Year Anniversary By: Benzinga via Benzinga November 30, 2015 at 10:14 AM EST Noble Energy, Inc. (NYSE: NBL) shares have plunged 23 percent year-to-date, while shares of Pioneer Natural Resources (NYSE: PXD) ... Read More >> Related Stocks: Noble Energy Pioneer Natural Resources United States Oil Fund iPath Dow Jones-Goldman Sachs Crude Oil Fund