On November 1, 2017, Mr. Vincent H. Tobkin notified RadiSys Corporation that he would be retiring from service as an outside director of all company boards, including the Board of Directors of the company and his role on all committees of the Board, effective November 1, 2017. Effective November 1, 2017, Mr. Michael G. Hluchyj will be assuming the role of the Chair of the Compensation and Development Committee of the Board and Mr. M. Niel Ransom will be assuming the role of the Chair of the Nominating and Corporate Governance Committee of the Board. Effective upon Mr. Tobkin's resignation as a director, the size of the company's Board of Directors will be reduced from seven to six directors.