Michael Rosenthal - Aug 29, 2025 Form 4 Insider Report for MP Materials Corp. / DE (MP)

Role
Chief Operating Officer
Signature
/s/ Elliot D. Hoops, Attorney-In-Fact for Michael Rosenthal
Stock symbol
MP
Transactions as of
Aug 29, 2025
Transactions value $
-$10,802,838
Form type
4
Date filed
8/29/2025, 09:23 PM
Previous filing
Mar 18, 2025
SEC
View on sec.gov

Reporting Owners (1)

Name Relationship Address Signature Signature date CIK
Rosenthal Michael Stuart Chief Operating Officer 1700 S. PAVILION CENTER DRIVE, SUITE 800, LAS VEGAS /s/ Elliot D. Hoops, Attorney-In-Fact for Michael Rosenthal 2025-08-29 0001832050

Transactions Table

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Ownership Footnotes
transaction MP Common Stock Sale -$6M -83.9K -5.85% $71.48 1.35M Aug 29, 2025 Direct F1
transaction MP Common Stock Sale -$3.78M -52.1K -3.85% $72.56 1.3M Aug 29, 2025 Direct F2
transaction MP Common Stock Sale -$1.03M -14.1K -1.08% $73.23 1.28M Aug 29, 2025 Direct F3
holding MP Common Stock 127K Aug 29, 2025 By Rosenthal Family Trust
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id Content
F1 The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $71.07 to $72.06. The reporting person undertakes to provide to MP Materials Corp., any security holder of MP Materials Corp., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in footnote (1) to this Form 4.
F2 The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $72.07 to $73.06. The reporting person undertakes to provide to MP Materials Corp., any security holder of MP Materials Corp., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in footnote (2) to this Form 4.
F3 The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $73.07 to $73.46. The reporting person undertakes to provide to MP Materials Corp., any security holder of MP Materials Corp., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in footnote (3) to this Form 4.