This excerpt taken from the GWW 10-Q filed Aug 2, 2006.
Restrictions on Transferability. Restricted Stock or Phantom Stock rights may not be sold, transferred, pledged, assigned, or otherwise alienated until such time, or until the satisfaction of such conditions as shall be determined by the Committee (including without limitation, the satisfaction of performance goals, the occurrence of such events as shall be determined by the Committee, or pursuant to a determination under Section 14.1). At the end of the period of restriction applicable to any Restricted Stock, such Shares will be transferred to the Participant free of all restrictions. At the end of the restriction period applicable to Phantom Stock, payment shall be made in the manner set forth in the applicable award agreement.