Summary of CULLEN/FROST BANKERS, INC.

Item 5.07 Submission of Matters to a Vote of Security Holders

At the Annual Meeting of Shareholders of Cullen/Frost Bankers, Inc. (the "Corporation") held on April 26, 2012, shareholders voted on the following matters:

(1) To elect thirteen nominees to serve as Directors for a one-year term that will expire at the 2013 Annual Meeting of Shareholders. Final voting results were as follows:

          Name of                                       Votes          Broker
          Nominee                    Votes For        Withheld        Non-Votes
          R. Denny Alexander          44,494,127       5,062,567       5,646,352
          Carlos Alvarez              49,050,151         506,543       5,646,352
          Royce S. Caldwell           48,590,127         966,567       5,646,352
          Crawford H. Edwards         49,450,848         105,846       5,646,352
          Ruben M. Escobedo           48,597,399         959,295       5,646,352
          Richard W. Evans, Jr.       48,577,692         979,002       5,646,352
          Patrick B. Frost            49,049,974         506,720       5,646,352
          David J. Haemisegger        49,427,544         129,150       5,646,352
          Karen E. Jennings           48,649,119         907,575       5,646,352
          Richard M. Kleberg, III     48,999,492         557,202       5,646,352
          Charles W. Matthews         49,028,004         528,690       5,646,352
          Ida Clement Steen           48,999,699         556,995       5,646,352
          Horace Wilkins, Jr.         48,997,750         558,944       5,646,352

(2) To ratify the selection of Ernst & Young LLP to act as independent auditors of the Corporation for the fiscal year that began January 1, 2012. Final voting results were as follows:

                           Votes For         54,583,983
                           Votes Against        584,535
                           Abstentions           34,528

(3) To provide nonbinding approval of executive compensation. Final voting results were as follows:

                         Votes For            47,323,296
                         Votes Against         1,990,802
                         Abstentions             242,596
                         Broker Non-Votes      5,646,352