<SEC-DOCUMENT>0000899243-21-049004.txt : 20211220
<SEC-HEADER>0000899243-21-049004.hdr.sgml : 20211220
<ACCEPTANCE-DATETIME>20211220173545
ACCESSION NUMBER:		0000899243-21-049004
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20211216
FILED AS OF DATE:		20211220
DATE AS OF CHANGE:		20211220

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			QVT Financial LP
		CENTRAL INDEX KEY:			0001290162
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-39277
		FILM NUMBER:		211506228

	BUSINESS ADDRESS:	
		STREET 1:		444 MADISON AVENUE
		STREET 2:		21ST FLOOR
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10022
		BUSINESS PHONE:		212-705-8800

	MAIL ADDRESS:	
		STREET 1:		444 MADISON AVENUE
		STREET 2:		21ST FLOOR
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10022

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			MP Materials Corp. / DE
		CENTRAL INDEX KEY:			0001801368
		STANDARD INDUSTRIAL CLASSIFICATION:	METAL MINING [1000]
		IRS NUMBER:				844465489

	BUSINESS ADDRESS:	
		STREET 1:		6720 VIA AUSTI PARKWAY
		STREET 2:		SUITE 450
		CITY:			LAS VEGAS
		STATE:			NV
		ZIP:			89119
		BUSINESS PHONE:		(702) 844-6111

	MAIL ADDRESS:	
		STREET 1:		6720 VIA AUSTI PARKWAY
		STREET 2:		SUITE 450
		CITY:			LAS VEGAS
		STATE:			NV
		ZIP:			89119

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	Fortress Value Acquisition Corp.
		DATE OF NAME CHANGE:	20200128
</SEC-HEADER>
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    <footnotes>
        <footnote id="F1">QVT Financial LP and its general partner, QVT Financial GP LLC (together, &quot;QVT&quot;), may be deemed to have beneficial ownership over the 19,302,193 Common Shares held by Saratoga Park Ltd., QVT Family Office Onshore LP and Fourth Avenue FF Opportunities LP - Series E. The filing of this statement shall not be deemed an admission that QVT is the beneficial owner of the securities reported herein for purposes of Section 16 of the Securities Act of 1934, as amended, or otherwise. QVT expressly disclaims beneficial ownership of the securities reported herein except to the extent of its pecuniary interest therein. Fourth Avenue Capital Partners GP LLC is the general partner of Fourth Avenue FF Opportunities LP - Series E and may also be deemed to have beneficial ownership over the Common Shares held by Fourth Avenue FF Opportunities LP - Series E.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>/s/ Meg Eisner</signatureName>
        <signatureDate>2021-12-20</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
