<SEC-DOCUMENT>0001062993-19-000624-index.html : 20190211
<SEC-HEADER>0001062993-19-000624.hdr.sgml : 20190211
<ACCEPTANCE-DATETIME>20190211130753
ACCESSION NUMBER:		0001062993-19-000624
CONFORMED SUBMISSION TYPE:	SC 13G/A
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		20190211
DATE AS OF CHANGE:		20190211

SUBJECT COMPANY:	

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			U.S. WELL SERVICES, INC.
		CENTRAL INDEX KEY:			0001670349
		STANDARD INDUSTRIAL CLASSIFICATION:	OIL, GAS FIELD SERVICES, NBC [1389]
		IRS NUMBER:				811847117
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		SC 13G/A
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	005-89907
		FILM NUMBER:		19584058

	BUSINESS ADDRESS:	
		STREET 1:		770 SOUTH POST OAK LANE
		STREET 2:		SUITE 405
		CITY:			HOUSTON
		STATE:			TX
		ZIP:			77056
		BUSINESS PHONE:		(832) 562-3730

	MAIL ADDRESS:	
		STREET 1:		770 SOUTH POST OAK LANE
		STREET 2:		SUITE 405
		CITY:			HOUSTON
		STATE:			TX
		ZIP:			77056

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	Matlin & Partners Acquisition Corp
		DATE OF NAME CHANGE:	20160422

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	MP Acquisition I Corp.
		DATE OF NAME CHANGE:	20160324

FILED BY:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Polar Asset Management Partners Inc.
		CENTRAL INDEX KEY:			0001326389
		IRS NUMBER:				000000000
		STATE OF INCORPORATION:			A6
		FISCAL YEAR END:			0331

	FILING VALUES:
		FORM TYPE:		SC 13G/A

	BUSINESS ADDRESS:	
		STREET 1:		401 BAY STREET
		STREET 2:		SUITE 1900, P.O. BOX 19
		CITY:			TORONTO
		STATE:			A6
		ZIP:			M5H 2Y4
		BUSINESS PHONE:		416-367-4364

	MAIL ADDRESS:	
		STREET 1:		401 BAY STREET
		STREET 2:		SUITE 1900, P.O. BOX 19
		CITY:			TORONTO
		STATE:			A6
		ZIP:			M5H 2Y4

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	Polar Securities Inc.
		DATE OF NAME CHANGE:	20050506
</SEC-HEADER>
<DOCUMENT>
<TYPE>SC 13G/A
<SEQUENCE>1
<FILENAME>sc13ga_uswells.htm
<DESCRIPTION>SC 13G/A
<TEXT>
Document 1 - file: sc13ga_uswells.htm

</DOCUMENT>
</SEC-DOCUMENT>