Monday Sector Laggards: Oil & Gas Exploration & Production, Music & Electronics Stores

In trading on Monday, oil & gas exploration & production shares were relative laggards, down on the day by about 2.9%. Helping drag down the group were shares of Ultra Petroleum (UPL), off about 18.6% and shares of Linn Company LLC (LNCO) off about 18.6% on the day.