Options Brief: Rockwood Holdings (ROC)

Shares of Rockwood Holdings ROC are lower on the session by 2.93%, trading at $35.08. Overall put volume is now running at 11.98x the daily average, with 47% of all puts traded being purchases on the offer. 2,659 contracts have traded on the session so far. Rockwood Holdings, Inc. is a developer, manufacturer and marketer of specialty chemicals and advanced materials used for industrial and commercial purposes. The company's products consist of inorganic chemicals and solutions and engineered materials