EXHIBIT 10.1 Separation Agreement April 11, 2002 Mr. Neil G. Cohen 3 Whittier Way Livingston, NJ 07039 Dear Neil: This letter confirms your resignation from employment as an officer, director, administrator, and/or trustee with OptiMark Holdings, Inc....Separation Agreement • August 26th, 2002 • Optimark Holdings Inc • Services-business services, nec • New Jersey
