EX-3.1 3 pdm106c.txt AMENDMENT TO BY-LAWS EXHIBIT (3.1) NATIONAL RESEARCH CORPORATION AMENDMENT TO BY-LAWS The second sentence of Section 3.01 of Article III of the By-Laws of National Research Corporation has been amended in its entirety to provide as follows: "The number of directors of the corporation shall be five (5), divided into three classes, designated as Class I, Class II and Class III; and such classes shall consist of one (1), two (2) and two (2) director(s), respectively."