Assignment
(4) “Assignment” includes any direct or indirect transfer or hypothecation of a contract or chose in action by the assignor, or of a controlling block of the assignor’s outstanding voting securities by a security holder of the assignor; but does not include an assignment of partnership interests incidental to the death or withdrawal of a minority of the members of the partnership having only a minority interest in the partnership business or to the admission to the partnership of one or more members who, after such admission, shall be only a minority of the members and shall have only a minority interest in the business.