Share of Thoratec (THOR -2.7%) are sliding today and activity in the options market shows some...

|About: Thoratec Corporation (THOR)|By:, SA News Editor

Share of Thoratec (THOR -2.7%) are sliding today and activity in the options market shows some traders betting the shares will remain under pressure over the near-term. Volume in the August $31 strike puts is 20 times open interest currently and puts outnumbered calls 35-to-1 as of noon. The stock has yet to recover from a post-earnings drubbing in early May.