Notable Options Activity in MAKO Surgical

Shares of MAKO Surgical Corp.

are lower on the session by 1.9%, currently trading at $41.68. The stock has been up significantly from mid January coming from $25 to its current levels. Options volatility is up significantly on the day with the April volatility +11.0 and the May volatility +6.9 points. The strike seeing the heaviest action is the May 2012 $35.00 put, which has traded over 2,500 times on open interest of 4,500 contracts. MAKO Surgical Corp. is a medical device company. Its products include an advanced robotic arm solution and orthopedic implants for orthopedic procedures in the United States and globally.