Statement of Changes in Beneficial Ownership (4)

FORM 4 [ ] Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).
UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES
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Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934 or Section 30(h) of the Investment Company Act of 1940

1. Name and Address of Reporting Person ^* QVT Financial LP	2. Issuer Name and Ticker or Trading Symbol MP Materials Corp. / DE [ MP ]	5. Relationship of Reporting Person(s) to Issuer (Check all applicable) __X__ Director __X__ 10% Owner _____ Officer (give title below) __X__ Other (specify below) Director by Deputization
(Last) (First) (Middle) 444 MADISON AVENUE, 21ST FLOOR	3. Date of Earliest Transaction (MM/DD/YYYY) 12/21/2020
(Street) NEW YORK, NY 10022 (City) (State) (Zip)	4. If Amendment, Date Original Filed (MM/DD/YYYY)	6. Individual or Joint/Group Filing (Check Applicable Line) _X _ Form filed by One Reporting Person ___ Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1.Title of Security (Instr. 3)	2. Trans. Date	2A. Deemed Execution Date, if any	3. Trans. Code (Instr. 8)		4. Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
1.Title of Security (Instr. 3)	2. Trans. Date	2A. Deemed Execution Date, if any	Code	V	Amount	(A) or (D)	Price		6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
Class A Common Stock	12/21/2020		J⁽²⁾		709343 ⁽²⁾	A	⁽²⁾	10852130	I ⁽¹⁾	Held by Fourth Avenue FF Opportunities LP - Series E ⁽¹⁾
Class A Common Stock	12/21/2020		J⁽²⁾		116162 ⁽²⁾	A	⁽²⁾	1777164	I ⁽¹⁾	Held by QVT Family Office Onshore LP ⁽¹⁾
Class A Common Stock	12/21/2020		J⁽²⁾		574765 ⁽²⁾	A	⁽²⁾	8793242	I ⁽¹⁾	Held by Saratoga Park Ltd. ⁽¹⁾
Class A Common Stock	12/22/2020		J⁽³⁾		709343 ⁽³⁾	A	⁽³⁾	11561473	I ⁽¹⁾	Held by Fourth Avenue FF Opportunities LP - Series E ⁽¹⁾
Class A Common Stock	12/22/2020		J⁽³⁾		116162 ⁽³⁾	A	⁽³⁾	1893326	I ⁽¹⁾	Held by QVT Family Office Onshore LP ⁽¹⁾
Class A Common Stock	12/22/2020		J⁽³⁾		574765 ⁽³⁾	A	⁽³⁾	9368007	I ⁽¹⁾	Held by Saratoga Park Ltd. ⁽¹⁾

*Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)*
1. Title of Derivate Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Trans. Date	3A. Deemed Execution Date, if any	4. Trans. Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form of Derivative Security: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
1. Title of Derivate Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Trans. Date	3A. Deemed Execution Date, if any	Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares	8. Price of Derivative Security (Instr. 5)			11. Nature of Indirect Beneficial Ownership (Instr. 4)

Explanation of Responses:
(1)	QVT Financial LP and its general partner, QVT Financial GP LLC (together, "QVT"), may be deemed to have beneficial ownership over the 22,822,806 Common Shares held by Saratoga Park Ltd., QVT Family Office Onshore LP and Fourth Avenue FF Opportunities LP - Series E (the "QVT Funds"). 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.
(2)	Pursuant to an "earn-out" provision in the merger agreement pursuant to which the Issuer acquired MPMO Holding Company and SNR Holding Company, LLC by business combination on November 17, 2020, the QVT Funds were granted the contingent right to receive the acquired shares. The merger agreement provided that the QVT Funds would receive the acquired shares, for no additional consideration, if, at any time during the ten years following the Closing, the VWAP of the Shares is greater than or equal to $18.00 for any twenty trading days within any thirty-trading day period. The Issuer's Shares met the condition on December 21, 2020, as a result of which the QVT Funds acquired the earn-out Shares and therefore the Reporting Person may be deemed to have acquired the earn-out shares. QVT expressly disclaims beneficial ownership of the securities reported herein except to the extent of its pecuniary interest therein.
(3)	Pursuant to an "earn-out" provision in the merger agreement pursuant to which the Issuer acquired MPMO Holding Company and SNR Holding Company, LLC by business combination on November 17, 2020, the QVT Funds were granted the contingent right to receive the acquired shares. The merger agreement provided that the QVT Funds would receive the acquired shares, for no additional consideration, if, at any time during the ten years following the Closing, the VWAP of the Shares is greater than or equal to $20.00 for any twenty trading days within any thirty-trading day period. The Issuer's Shares met the condition on December 22, 2020, as a result of which the QVT Funds acquired the earn-out Shares and therefore the Reporting Person may be deemed to have acquired the earn-out shares. QVT expressly disclaims beneficial ownership of the securities reported herein except to the extent of its pecuniary interest therein.

Reporting Owners
Reporting Owner Name / Address	Relationships
Reporting Owner Name / Address	Director	10% Owner	Officer	Other
QVT Financial LP 444 MADISON AVENUE, 21ST FLOOR NEW YORK, NY 10022	X	X		Director by Deputization