W Eric Gerstenberg

Insider Trading: Sales
Symbol Price Amount Total Value Remaining Holdings Date Form 4
CLH $107.06 1,200 $128,472.00 10,598 2011-07-06 Filing
CLH $63.01 1,509 $95,082.09 8,158 2010-09-03 Filing
CLH $53.89 500 $26,945.00 8,103 2009-10-02 Filing