<SEC-DOCUMENT>0001422849-20-000055-index.html : 20200214
<SEC-HEADER>0001422849-20-000055.hdr.sgml : 20200214
<ACCEPTANCE-DATETIME>20200213212615
ACCESSION NUMBER:		0001422849-20-000055
CONFORMED SUBMISSION TYPE:	SC 13G/A
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		20200214
DATE AS OF CHANGE:		20200213

SUBJECT COMPANY:	

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Diamondback Energy, Inc.
		CENTRAL INDEX KEY:			0001539838
		STANDARD INDUSTRIAL CLASSIFICATION:	CRUDE PETROLEUM & NATURAL GAS [1311]
		IRS NUMBER:				000000000
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		SC 13G/A
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	005-87028
		FILM NUMBER:		20613355

	BUSINESS ADDRESS:	
		STREET 1:		500 WEST TEXAS
		STREET 2:		SUITE 1200
		CITY:			MIDLAND
		STATE:			TX
		ZIP:			79701
		BUSINESS PHONE:		405-463-6900

	MAIL ADDRESS:	
		STREET 1:		500 WEST TEXAS
		STREET 2:		SUITE 1200
		CITY:			MIDLAND
		STATE:			TX
		ZIP:			79701

FILED BY:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Capital World Investors
		CENTRAL INDEX KEY:			0001422849
		IRS NUMBER:				951411037
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			0630

	FILING VALUES:
		FORM TYPE:		SC 13G/A

	BUSINESS ADDRESS:	
		STREET 1:		333 SOUTH HOPE STREET
		STREET 2:		55TH FLOOR
		CITY:			LOS ANGELES
		STATE:			CA
		ZIP:			90071
		BUSINESS PHONE:		213-486-9200

	MAIL ADDRESS:	
		STREET 1:		333 SOUTH HOPE STREET
		STREET 2:		55TH FLOOR
		CITY:			LOS ANGELES
		STATE:			CA
		ZIP:			90071
</SEC-HEADER>
<DOCUMENT>
<TYPE>SC 13G/A
<SEQUENCE>1
<FILENAME>edgfang.txt
<DESCRIPTION>SC 13G/A
<TEXT>
Document 1 - file: edgfang.txt

</DOCUMENT>
</SEC-DOCUMENT>