<SEC-DOCUMENT>0001193125-18-248472-index.html : 20180814
<SEC-HEADER>0001193125-18-248472.hdr.sgml : 20180814
<ACCEPTANCE-DATETIME>20180814161723
ACCESSION NUMBER:		0001193125-18-248472
CONFORMED SUBMISSION TYPE:	NT 10-Q
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20180630
FILED AS OF DATE:		20180814
DATE AS OF CHANGE:		20180814
EFFECTIVENESS DATE:		20180814

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			PRIMEENERGY CORP
		CENTRAL INDEX KEY:			0000056868
		STANDARD INDUSTRIAL CLASSIFICATION:	CRUDE PETROLEUM & NATURAL GAS [1311]
		IRS NUMBER:				840637348
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		NT 10-Q
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-07406
		FILM NUMBER:		181017764

	BUSINESS ADDRESS:	
		STREET 1:		9821 KATY FREEWAY
		STREET 2:		SUITE 1050
		CITY:			HOUSTON
		STATE:			TX
		ZIP:			77024
		BUSINESS PHONE:		2033585700

	MAIL ADDRESS:	
		STREET 1:		9821 KATY FREEWAY
		STREET 2:		SUITE 1050
		CITY:			HOUSTON
		STATE:			TX
		ZIP:			77024

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	KRM PETROLEUM CORP
		DATE OF NAME CHANGE:	19900614
</SEC-HEADER>
<DOCUMENT>
<TYPE>NT 10-Q
<SEQUENCE>1
<FILENAME>d493755dnt10q.htm
<DESCRIPTION>NT 10-Q
<TEXT>
Document 1 - file: d493755dnt10q.htm

</DOCUMENT>
</SEC-DOCUMENT>