<SEC-DOCUMENT>0001193125-18-091490-index.html : 20180322
<SEC-HEADER>0001193125-18-091490.hdr.sgml : 20180322
<ACCEPTANCE-DATETIME>20180322090732
ACCESSION NUMBER:		0001193125-18-091490
CONFORMED SUBMISSION TYPE:	DEFA14A
PUBLIC DOCUMENT COUNT:		3
FILED AS OF DATE:		20180322
DATE AS OF CHANGE:		20180322
EFFECTIVENESS DATE:		20180322

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			ENERGEN CORP
		CENTRAL INDEX KEY:			0000277595
		STANDARD INDUSTRIAL CLASSIFICATION:	CRUDE PETROLEUM & NATURAL GAS [1311]
		IRS NUMBER:				630757759
		STATE OF INCORPORATION:			AL
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		DEFA14A
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-07810
		FILM NUMBER:		18705805

	BUSINESS ADDRESS:	
		STREET 1:		605 RICHARD ARRINGTON JR BLVD N
		CITY:			BIRMINGHAM
		STATE:			AL
		ZIP:			35203-2707
		BUSINESS PHONE:		2053262997

	MAIL ADDRESS:	
		STREET 1:		605 RICHARD ARRINGTON JR BLVD N
		CITY:			BIRMINGHAM
		STATE:			AL
		ZIP:			35203

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	ALAGASCO INC
		DATE OF NAME CHANGE:	19851002
</SEC-HEADER>
<DOCUMENT>
<TYPE>DEFA14A
<SEQUENCE>1
<FILENAME>d445718ddefa14a.htm
<DESCRIPTION>DEFA14A
<TEXT>
Document 1 - file: d445718ddefa14a.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>2
<FILENAME>g445718img1.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 2 - file: g445718img1.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>3
<FILENAME>g445718img5.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 3 - file: g445718img5.jpg

</DOCUMENT>
</SEC-DOCUMENT>