# EDGAR Filing Document

**Accession Number:** 0001083206
**File Stem:** 0001209191-23-017841
**Filing Date:** 2023-3
**Character Count:** 7780
**Document Hash:** 8155748d948d34b140d6482ddb49ea05
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001209191-23-017841.hdr.sgml**: 20230310

**ACCESSION NUMBER**: 0001209191-23-017841

**CONFORMED SUBMISSION TYPE**: 3

**PUBLIC DOCUMENT COUNT**: 2

**CONFORMED PERIOD OF REPORT**: 20230308

**FILED AS OF DATE**: 20230310

**DATE AS OF CHANGE**: 20230310

**REPORTING-OWNER**: 

**OWNER DATA:**
- **COMPANY CONFORMED NAME:** DONALD ARNOLD W
- **CENTRAL INDEX KEY:** 0001083206
- **STATE OF INCORPORATION:** MO
- **FISCAL YEAR END:** 1231

**FILING VALUES:**
- **FORM TYPE:** 3
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 001-39277
- **FILM NUMBER:** 23724508

**MAIL ADDRESS:**
- **STREET 1:** C/O CARNIVAL CORPORATION
- **STREET 2:** 3655 N.W. 87TH AVENUE
- **CITY:** MIAMI
- **STATE:** FL
- **ZIP:** 33178
**ISSUER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** MP Materials Corp. / DE
- **CENTRAL INDEX KEY:** 0001801368
- **STANDARD INDUSTRIAL CLASSIFICATION:** METAL MINING [1000]
- **IRS NUMBER:** 844465489
- **STATE OF INCORPORATION:** DE
- **FISCAL YEAR END:** 1231

**BUSINESS ADDRESS:**
- **STREET 1:** 1700 S. PAVILION CENTER DR.
- **STREET 2:** SUITE 800
- **CITY:** LAS VEGAS
- **STATE:** NV
- **ZIP:** 89135
- **BUSINESS PHONE:** (702) 844-6111

**MAIL ADDRESS:**
- **STREET 1:** 1700 S. PAVILION CENTER DR.
- **STREET 2:** SUITE 800
- **CITY:** LAS VEGAS
- **STATE:** NV
- **ZIP:** 89135

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** Fortress Value Acquisition Corp.
- **DATE OF NAME CHANGE:** 20200128

## Ex-24

```

POWER OF ATTORNEY

Know all by these presents, that the undersigned hereby makes, constitutes and
appoints each of James Litinsky, Ryan Corbett and Elliot Hoops or any of them
acting individually, and with full power of substitution, the undersigned's true
and lawful attorney-in-fact to:

(1)  prepare, execute in the undersigned's name and on the undersigned's behalf,
and submit to the U.S. Securities and Exchange Commission (the "SEC") a Form ID,
including amendments thereto, and any other documents necessary or appropriate
to obtain codes and passwords enabling the undersigned to make electronic
filings with the SEC of reports required by Section 16(a) of the Securities
Exchange Act of 1934 or any rule or regulation of the SEC;

(2)  execute for and on behalf of the undersigned, in the undersigned's capacity
as an officer and/or director of MP Materials Corp., a Delaware corporation (the
"Company"), Forms 3, 4, and 5, including amendments thereto, in accordance with
Section 16(a) of the Securities Exchange Act of 1934 and the rules and
regulations thereunder;

(3)  do and perform any and all acts for and on behalf of the undersigned which
may be necessary or desirable to complete and execute any such Form 3, 4, or 5,
complete and execute any amendment or amendments thereto, and timely file such
form with the SEC and any stock exchange or similar authority; and

(4) take any other action of any type whatsoever in connection with the
foregoing which, in the opinion of such attorney-in-fact, may be of benefit to,
in the best interest of, or legally required by, the undersigned, it being
understood that the documents executed by such attorney-in-fact on behalf of the
undersigned pursuant to this Power of Attorney shall be in such form and shall
contain such terms and conditions as such attorney-in- fact may approve in such
attorney-in-fact's discretion.

The undersigned hereby grants to each such attorney-in-fact full power and
authority to do and perform any and every act and thing whatsoever requisite,
necessary, or proper to be done in the exercise of any of the rights and powers
herein granted, as fully to all intents and purposes as the undersigned might or
could do if personally present, with full power of substitution or revocation,
hereby ratifying and confirming all that such attorney-in-fact, or such
attorney-in- fact's substitute or substitutes, shall lawfully do or cause to be
done by virtue of this power of attorney and the rights and powers herein
granted. The undersigned acknowledges that the foregoing attorneys-in-fact, in
serving in such capacity at the request of the undersigned, are not assuming,
nor is the Company assuming, any of the undersigned's responsibilities to comply
with Section 16 of the Securities Exchange Act of 1934.

This Power of Attorney shall remain in full force and effect until the
undersigned is no longer required to file Forms 3, 4, and 5 with respect to the
undersigned's holdings of and transactions in securities issued by the Company,
unless earlier (a) revoked by the undersigned in a signed writing delivered to
the foregoing attorneys-in-fact or (b) superseded by a new power of attorney
regarding the purposes outlined herein at a later date.

IN WITNESS WHEREOF, the undersigned has caused this Power of Attorney to be
executed as of this 2 day of February, 2023.

								/s/ Arnold Donald
								Arnold Donald

```

### UNITED STATES SECURITIES AND EXCHANGE COMMISSION
**Washington, D.C. 20549**

## FORM 3

### INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES

[ ] Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

---

| | | |
|:---|:---|:---|
| **1. Name and Address of Reporting Person**<sup>*</sup><br>DONALD ARNOLD W<br><sub>(Last) (First) (Middle)</sub><br>1700 S. PAVILION CENTER DRIVE, SUITE 800<br><sub>(Street)</sub><br>LAS VEGAS, NV 89135<br><sub>(City) (State) (Zip)</sub> | **3. Issuer Name and Ticker or Trading Symbol**<br>MP Materials Corp. / DE [ MP ] | **5. If Amendment, Date of Original Filed (Month/Day/Year)**<br>  |
| **2. Date of Event Requiring Statement (Month/Day/Year)**<br>2023-03-08 | **4. Relationship of Reporting Person(s) to Issuer**<br>(Check all applicable)<br>[X] Director   [ ] 10% Owner<br>[ ] Officer (give title below)   [ ] Other (specify below)<br>_ _ | **6. Individual or Joint/Group Filing (Check Applicable Line)**<br>[X] Form filed by One Reporting Person<br>[ ] Form filed by More than One Reporting Person |

---

## Table I - Non-Derivative Securities Beneficially Owned

---

|  |  |  |  |
| --- | --- | --- | --- |
| 1. Title of Security | 2. Amount of Securities Beneficially Owned | 3. Ownership Form | 4. Nature of Indirect Beneficial Ownership |
| Common Stock | 0 | D |  |

---

## Table II - Derivative Securities Beneficially Owned

---

|  |  |  |  |  |  |  |  |
| --- | --- | --- | --- | --- | --- | --- | --- |
| 1. Title of Derivative Security | 2. Date Exercisable and Expiration Date (Month/Day/Year) | 2. Date Exercisable and Expiration Date (Month/Day/Year) | 3. Title and Amount of Underlying Securities | 3. Title and Amount of Underlying Securities | 4. Conversion or Exercise Price | 5. Ownership Form | 6. Nature of Indirect Beneficial Ownership |
| 1. Title of Derivative Security | Date Exercisable | Expiration Date | Title | Amount or Number of Shares | 4. Conversion or Exercise Price | 5. Ownership Form | 6. Nature of Indirect Beneficial Ownership |
|  |  |  |  |  |  |  |  |

---

**Signature:** /s/ Elliot D. Hoops, Attorney-In-Fact for Arnold W. Donald  
**Date:** 2023-03-10

### Remarks:

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.

* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).

** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).

Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.

**Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.**