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SPECIMEN CERTIFICATE OF
ENCORE ACQUISITION COMPANY
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COMMON STOCK COMMON STOCK
PAR VALUE $.01
NUMBER SHARES
------ INCORPORATED UNDER THE ------
LAWS OF THE STATE OF DELAWARE
THIS CERTIFICATE IS TRANSFERABLE IN CUSIP
NEW YORK, NY AND RIDGEFIELD PARK, NJ SEE REVERSE FOR CERTAIN DEFINITIONS
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ENCORE ACQUISITION COMPANY
This Certifies that
is the owner of
FULLY PAID AND NONASSESSABLE SHARES OF THE COMMON STOCK OF
Encore Acquisition Company (hereinafter called the "Corporation") transferable on the books of the
Corporation by the holder hereof in person or by duly authorized attorney upon surrender of this certificate properly
endorsed. This certificate is not valid unless countersigned by the Transfer Agent and registered by the Registrar.
Witness the facsimile seal of the Corporation and the facsimile signatures of its duly authorized officers.
/s/ JON S. BRUMLEY
Chairman, President and Chief Executive Officer
DATED:
COUNTERSIGNED AND REGISTERED:
/s/ JON S. BRUMLEY /s/ KYLE M. SCHULTZ CHASEMELLON SHAREHOLDER SERVICES, L.L.C.
Executive Vice President and Secretary Executive Vice President
BY TRANSFER AGENT
AND REGISTRAR
/s/ MORRIS B. SMITH /s/ GENE R. CARLSON
Executive Vice President and Chief Executive Vice President
Financial Officer AUTHORIZED SIGNATURE
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