) are higher on the session by 0.32%, currently trading at $31.63. The stock has been moving largely higher over the past two weeks and is currently trading above the 50-day moving average. Options traders are buying calls on the name today. A short while ago the August 2011 $32.50 call traded 1,000 times on open interest of 2,006 contracts. Overall call volume is now running at 4.28x the daily average with 85% of all calls traded being purchases on the offer. Health Net, Inc. is a managed care organization that delivers managed health care services through health plans and government-sponsored managed care plans. Health Net operates and conducts its businesses through subsidiaries of Health Net.