Corporate Executive Board (EXBD -4.7%) trades lower after BofA takes its rating on shares all...

|By:, SA News Editor

Corporate Executive Board (EXBD -4.7%) trades lower after BofA takes its rating on shares all the way down to Underperform from Buy. Also weighing on shares is a filing (8-K) with the SEC indicating the firm will take a charge in Q4 related to the sale of Toolbox.com.