Nov 12/12 Nov 9/12 RS Investment Management Co. LLC Control or Direction Common Shares 99 - Correction of information 7,909,838  
Nov 12/12 Nov 9/12 RS Investment Management Co. LLC Control or Direction Common Shares 99 - Correction of information 23,960,835  
Nov 9/12 Nov 8/12 Hallbauer, Russell Edward Direct Ownership Common Shares 10 - Disposition in the public market -20,000 $2.8