<SEC-DOCUMENT>0000215457-19-007210-index.html : 20190211
<SEC-HEADER>0000215457-19-007210.hdr.sgml : 20190211
<ACCEPTANCE-DATETIME>20190211105157
ACCESSION NUMBER:		0000215457-19-007210
CONFORMED SUBMISSION TYPE:	SC 13G
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		20190211
DATE AS OF CHANGE:		20190211

SUBJECT COMPANY:	

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			BASIC ENERGY SERVICES INC
		CENTRAL INDEX KEY:			0001109189
		STANDARD INDUSTRIAL CLASSIFICATION:	OIL, GAS FIELD SERVICES, NBC [1389]
		IRS NUMBER:				542091194
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		SC 13G
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	005-81236
		FILM NUMBER:		19582971

	BUSINESS ADDRESS:	
		STREET 1:		801 CHERRY STREET
		STREET 2:		SUITE 2100
		CITY:			FORT WORTH
		STATE:			TX
		ZIP:			76102
		BUSINESS PHONE:		817-334-4100

	MAIL ADDRESS:	
		STREET 1:		801 CHERRY STREET
		STREET 2:		SUITE 2100
		CITY:			FORT WORTH
		STATE:			TX
		ZIP:			76102

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	SIERRA WELL SERVICE INC
		DATE OF NAME CHANGE:	20000313

FILED BY:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			BlackRock Inc.
		CENTRAL INDEX KEY:			0001364742
		STANDARD INDUSTRIAL CLASSIFICATION:	SECURITY BROKERS, DEALERS & FLOTATION COMPANIES [6211]
		IRS NUMBER:				320174431
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		SC 13G

	BUSINESS ADDRESS:	
		STREET 1:		55 EAST 52ND STREET
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10055
		BUSINESS PHONE:		212-810-5300

	MAIL ADDRESS:	
		STREET 1:		55 EAST 52ND STREET
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10055

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	BlackRock, Inc.
		DATE OF NAME CHANGE:	20060929

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	New BlackRock, Inc.
		DATE OF NAME CHANGE:	20060601
</SEC-HEADER>
<DOCUMENT>
<TYPE>SC 13G
<SEQUENCE>1
<FILENAME>us06985p2092_020819.txt
<TEXT>
Document 1 - file: us06985p2092_020819.txt

</DOCUMENT>
</SEC-DOCUMENT>