Puts Purchased on NRG Energy, Inc. (NRG)

Shares of NRG Energy, Inc. NRG are lower on the session by 1.94%, currently trading at $21.23. The stock has been moving largely higher over the past four months and is currently trading above the 50-day and 200-day moving averages. Options traders are buying puts on the name today. A short while ago the June 2011 $20.00 put was purchased 1,400 times, on the offer, on open interest of 5,399 contracts. Overall put volume is now running at 6.80x the daily average with 100% of all puts traded being purchases on the offer. Quanta Services, Inc. is a provider of specialty contracting services, offering infrastructure solutions to the electric power, natural gas, oil and telecommunications industries. NRG Energy, Inc. is a wholesale power generation company. It is engaged in the ownership, development, construction and operation of power generation facilities, the transacting in and trading of fuel and transportation services, the trading of energy, capacity and related products in the United States and select international markets, and the supply of electricity and energy services to retail electricity customers in the Texas market.