) are higher on the session by 2.73%, currently trading at $7.16. 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 $10 call traded 1,000 times on open interest of 2,501 contracts. Overall call volume is now running at 20.29x the daily average with 93% of all calls traded being purchases on the offer. NPS Pharmaceuticals, Inc. is a biopharmaceutical company focused on the development of new treatment options for patients with gastrointestinal and endocrine disorders and medical needs.