Nivens L Ben [Rocket]

Date	Name	Symbol	Type	Security	Shares	Price	Value	Reported
02/15/2010	ENCORE ACQUISITION CO	EAC	Payment of Exercise	Common Stock	426	$49.42	$21.1k	02/12/2010
02/14/2010	ENCORE ACQUISITION CO	EAC	Payment of Exercise	Common Stock	127	$49.42	$6.3k	02/12/2010
02/12/2010	ENCORE ACQUISITION CO	EAC	Payment of Exercise	Common Stock	772	$49.42	$38.2k	02/12/2010