Calls Purchased on Ensco

Shares of Ensco ESV are higher on the session by 0.34%, currently trading at $52.50. The stock has been moving largely lower over the past three months and is currently trading below the 50-day moving average. Options traders are buying calls on the name today. A short while ago the August 2011 $52.50 call traded 7,700 times on open interest of 2,835 contracts. Overall call volume is now running at 5.07x the daily average with 94% of all calls traded being purchases on the offer. Ensco plc, formerly Ensco International plc, is a global offshore contract drilling company. The Company's business operates in four segments: Deepwater, Asia Pacific, Europe and Africa and North and South America.