Infuso David Gregory 4
4 · MP Materials Corp. / DE · Filed Jan 14, 2026
Insider Transaction Report
Form 4
Infuso David Gregory
Chief Accounting Officer
Transactions
- Award
Common Stock
[F1]2026-01-12+3,894→ 51,988 total - Award
Common Stock
[F2]2026-01-12+1,301→ 53,289 total - Tax Payment
Common Stock
[F3]2026-01-12$65.34/sh−581$37,963→ 52,708 total - Tax Payment
Common Stock
[F4]2026-01-13$63.82/sh−1,820$116,152→ 50,888 total - Tax Payment
Common Stock
[F5]2026-01-14$69.30/sh−444$30,769→ 50,444 total
Footnotes (5)
- [F1]The securities reported are restricted stock units that vest in four annual installments beginning on the first anniversary of the grant date. Each restricted stock unit represents the contingent right to receive, upon vesting of the unit, one share of the issuer's common stock.
- [F2]The securities reported are restricted stock units that vested on the date of grant.
- [F3]Represents shares withheld to satisfy tax withholding obligations applicable to the vesting of restricted stock units that vested on January 12, 2026.
- [F4]Represents shares withheld to satisfy tax withholding obligations applicable to the vesting of restricted stock units that vested on January 13, 2026.
- [F5]Represents shares withheld to satisfy tax withholding obligations applicable to the vesting of restricted stock units that vested on January 14, 2026.
Signature
/s/ Elliot D. Hoops, attorney-in-fact for David Gregory Infuso|2026-01-14