1 EXHIBIT 4 NUMBER SHARES VOID********** [LOGO] SPECIMEN ONLY HANCOCK HOLDING COMPANY COMMON STOCK GULFPORT, MISSISSIPPI COMMON STOCK INCORPORATED UNDER THE LAWS OF THE STATE OF MISSISSIPPI CUSIP 410120 10 9 SEE REVERSE FOR CERTAIN DEFINITIONS - -------------------------------------------------------------------------------- THIS CERTIFIES THAT S P E C I M E N C E R T I F I C A T E O N L Y ! ! ! Is the owner of N O N E - -------------------------------------------------------------------------------- FULLY PAID AND NON-ASSESSABLE SHARES OF THE PAR VALUE OF $3.33 EACH OF THE COMMON STOCK OF HANCOCK HOLDING COMPANY transferable only on the books of the Corporation by the holder, hereof in person or by duly authorized attorney upon surrender of this certificate properly endorsed. WITNESS the facsimile seal and the signatures of the duly authorized officers of the Corporation at Gulfport Mississippi. Dated VOID CERTIFICATE OF STOCK - ------------------------------ [SEAL] ------------------------------ Authorized Signature Authorized Signature 2 The following abbreviations, when used in the inscription on the face of this certificate, shall be construed as though they were written out in full according to applicable laws or regulations: TEN COM - as tenants in common UNIF GIFT MIN ACT - Custodian TEN ENT - as tenants by the ------ -------- entireties (Cust) (Minor) JT TEN - as joint tenants with under Uniform Gifts to right of survivorship Minors and not as tenants Act in common ------------------ (State) Additional abbreviations may also be used though no in the above list. For Value Received, hereby sell, assign and transfer unto -------- PLEASE INSERT SOCIAL SECURITY OR OTHER IDENTIFYING NUMBER OF ASSIGNEE [ ] ---------------------------------------------------------------------------- (PLEASE PRINT OR TYPEWRITE NAME AND ADDRESS, INCLUDING ZIP CODE, OF ASSIGNEE) ---------------------------------------------------------------------------- ---------------------------------------------------------------------------- Shares ---------------------------------------------------------------------- of the Common Stock represented by the within Certificate, and do hereby irrevocably constitute and appoint Attorney -------------------------------------------------------------------- to transfer the said shares on the books of the within named Corporation with full power of substitution in the premises. Dated --------------------------------- ------------------------------------------- ------------------------------------------- NOTICE: THE SIGNATURE TO THIS ASSIGNMENT MUST CORRESPOND WITH THE NAME AS WRITTEN UPON THE FACE OF THE CERTIFICATE IN EVERY PARTICULAR, WITHOUT ALTERATION OR ENLARGEMENT OR ANY CHANGE WHATEVER. Signature Guaranteed By: -------------------------------------- NOTE: Signatures should be guaranteed by an Officer of a Bank or Trust Company or by a firm having membership on the New York Stock Exchange or on the American Stock Exchange.