SC 13D/A

Number of

Shares

Beneficially

Owned by

Each

Reporting

Person

With

Sole Voting Power

0

Shared Voting Power

14,121,495

Sole Dispositive Power

0

Shared Dispositive Power

14,121,495

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

SCHEDULE 13D

Under the Securities Exchange Act of 1934

(Amendment No. 6)*

MP Materials Corp.

(Name of Issuer)

Class A common stock, par value of $0.0001 per share

(Title of Class of Securities)

553368101

(CUSIP Number)

Eleazer Klein, Esq.

Schulte Roth & Zabel LLP

919 Third Avenue, New York, NY 10022

(212) 756-2000

(Name, Address and Telephone Number of Person Authorized to Receive Notices and Communications)

September 7, 2022

(Date of Event which Requires Filing of this Statement)

If the filing person has previously filed a statement on Schedule 13G to report the acquisition that is the subject of this Schedule 13D, and is filing this schedule because of §§240.13d-l(e), 240.13d-l(f) or 240.13d-1(g), check the following box. ☐

Note: Schedules filed in paper format shall include a signed original and five copies of the schedule, including all exhibits. See §240.13d-7 for other parties to whom copies are to be sent.

*	The remainder of this cover page shall be filled out for a reporting person’s initial filing on this form with respect to the subject class of securities, and for any subsequent amendment containing information which would alter disclosures provided in a prior cover page.

The information required on the remainder of this cover page shall not be deemed to be “filed” for the purpose of Section 18 of the Securities Exchange Act of 1934 (“Act”) or otherwise subject to the liabilities of that section of the Act but shall be subject to all other provisions of the Act (however, see the Notes).

CUSIP No. 553368101


1.		Names of Reporting Persons. QVT Financial LP
2.		Check the Appropriate Box if a Member of a Group (See Instructions) (a) ☐ (b) ☒
3.		SEC Use Only
4.		Source of Funds (See Instructions) AF
5.		Check if Disclosure of Legal Proceedings Is Required Pursuant to Items 2(d) or 2(e) ☐
6.		Citizenship or Place of Organization Delaware

Page 2 of 7 pages

CUSIP No. 553368101


1.		Names of Reporting Persons. QVT Financial GP LLC
2.		Check the Appropriate Box if a Member of a Group (See Instructions) (a) ☐ (b) ☒
3.		SEC Use Only
4.		Source of Funds (See Instructions) AF
5.		Check if Disclosure of Legal Proceedings Is Required Pursuant to Items 2(d) or 2(e) ☐
6.		Citizenship or Place of Organization Delaware

Page 3 of 7 pages

Item 1. Security and Issuer

This Amendment No. 6 to Schedule 13D amends and supplements the Schedule 13D filed with the Securities and Exchange Commission (the “SEC”) by the Reporting Persons on November 27, 2020, Amendment No. 1 thereto filed with the SEC by the Reporting Persons on December 23, 2020, Amendment No. 2 thereto filed with the SEC by the Reporting Persons on March 31, 2021, Amendment No. 3 thereto filed with the SEC by the Reporting Persons on September 20, 2021, Amendment No. 4 thereto filed with the SEC by the Reporting Persons on March 11, 2022 and Amendment No. 5 thereto filed with the SEC by the Reporting Persons on June 9, 2022 (together, the “Schedule 13D”). Capitalized terms used but not defined herein have the meanings ascribed to them in the Schedule 13D. Except as expressly set forth herein, there have been no changes to the information set forth in the Schedule 13D.

Item 5. Interest in Securities of the Issuer

(a) and (b) The information contained on the cover pages to this Schedule 13D is incorporated herein by reference.

The percentage of Common Shares outstanding reported herein is based on 177,534,132 shares outstanding as of August 1, 2022, as set forth in the Issuer’s Quarterly Report on Form 10-Q, for the quarter ended June 30, 2022, filed with the SEC on August 5, 2022.

QVT Financial is the investment manager of Saratoga and QVT Family Office Onshore LP and it provides certain investment advisory services for FF Fund. QVT Financial has the power to direct the vote and disposition of the Common Shares held by Saratoga and QVT Family Office Onshore LP and may be deemed to beneficially own the Common Shares held by FF Fund, though it disclaims the power to direct the vote and disposition of FF Fund’s Common Shares. Aggregately, QVT Financial may be deemed to be the beneficial owner of 14,121,495 Common Shares, consisting of the Common Shares owned by Saratoga, QVT Family Office Onshore LP and FF Fund.

QVT Financial GP LLC, as general partner of QVT Financial, may be deemed to beneficially own the same number of Common Shares reported by QVT Financial. Fourth GP, as general partner of FF Fund, may be deemed to beneficially own the aggregate number of Common Shares owned by FF Fund, and accordingly, Fourth GP may be deemed to be the beneficial owner of an aggregate amount of 7,153,599 Common Shares.

Each of the Covered Persons disclaims beneficial ownership of the Common Shares owned by the Reporting Persons.

Appendix B to this Amendment No. 6 sets forth the transactions in the Common Shares by the Reporting Persons within the past 60 days.

(d) Not applicable.

(e) Not applicable.

Page 4 of 7 pages

SIGNATURE

After reasonable inquiry and to the best of my knowledge and belief, I certify that the information set forth in this statement is true, complete and correct.

Dated: September 7, 2022


QVT FINANCIAL LP By: QVT Financial GP LLC, its General Partner

By:		/s/ Daniel Gold
		Name: Daniel Gold Title: Managing Member

By:		/s/ Meg Eisner
		Name: Meg Eisner Title: Authorized Signatory

QVT FINANCIAL GP LLC

By:		/s/ Daniel Gold
		Name: Daniel Gold Title: Managing Member

By:		/s/ Meg Eisner
		Name: Meg Eisner Title: Authorized Signatory

Page 5 of 7 pages

Appendix A

Covered Persons


Name of Covered Person	Principal Business Address	Principal Occupation

Daniel Gold	QVT Financial LP 888 Seventh Avenue, 43^rd Floor New York, New York 10106	Investment Management

Nicholas Brumm	QVT Financial LP 888 Seventh Avenue, 43^rd Floor New York, New York 10106	Investment Management

Arthur Chu	QVT Financial LP 888 Seventh Avenue, 43^rd Floor New York, New York 10106	Investment Management

Tracy Fu	QVT Financial LP 888 Seventh Avenue, 43^rd Floor New York, New York 10106	Investment Management

Page 6 of 7 pages

Appendix B

Transactions in Common Shares within the Past 60 Days

by the Reporting Persons

The following table sets forth transactions in the Common Shares by the Reporting Persons. Each of the transactions was a sale effected for cash in the open market.


Date	Shares Sold by FF Fund		Shares Sold by QVT Family Office Onshore LP		Shares Sold by Saratoga		Price
August 8, 2022		101,309		16,609		82,082	$	39.50
August 8, 2022		25,328		4,152		20,520	$	39.43
August 9, 2022		2,279		374		1,847	$	38.54
August 10, 2022		43,310		7,100		35,090	$	38.71
August 11, 2022		25,245		4,139		20,454	$	39.05
August 22, 2022		11,955		1,960		9,685	$	34.43
August 23, 2022		103,732		16,986		84,053	$	35.71
August 24, 2022		10,957		1,794		8,878	$	36.17
August 24, 2022		82,370		13,489		66,743	$	36.80
August 25, 2022		44,273		7,250		35,875	$	37.70
August 25, 2022		25,329		4,148		20,523	$	37.79
August 26, 2022		55,660		9,114		45,102	$	36.57
August 29, 2022		45,655		7,476		36,993	$	35.87
August 29, 2022		21,915		3,589		17,757	$	36.05
August 30, 2022		67,145		11,001		54,396	$	34.48
August 31, 2022		37,583		6,149		30,465	$	34.60
August 31, 2022		18,545		3,037		15,028	$	35.07
September 1, 2022		50,594		8,285		40,997	$	32.93
September 2, 2022		43,463		7,117		35,218	$	32.55
September 6, 2022		14,040		2,299		11,377	$	31.59
September 6, 2022		72,877		11,934		59,052	$	31.43
September 7, 2022		20,471		3,352		16,588	$	31.38

Page 7 of 7 pages