Arkolith/Insider Trading/MP/Form 4

Hoops Elliot Dean

General Counsel and SecretaryMP Materials Corp. / DE (MP) · full profile →Form 4 · filed Jan 14, 2026
No Open-Market Flow
Open-Market Buys
$0
Open-Market Sells
$0
Net Open-Market Flow
$0
Transactions
6
6 non-derivative · 0 derivative

Non-Derivative Transactions (Table I)

DateActionSharesPriceValueOwned After
Jan 14, 2026Tax withholding(F)1K$69.30$90K83K
Jan 13, 2026Tax withholding(F)4K$63.82$241K84K
Jan 12, 2026Grant(A)9K—$078K
Jan 12, 2026Grant(A)23K—$0101K
Jan 12, 2026Tax withholding(F)9K$65.34$590K92K
Jan 12, 2026Tax withholding(F)5K$65.34$296K88K

Transaction Codes

F
Shares withheld for taxes
A
Grant / award

Data Source & Provenance

Parsed from a single SEC EDGAR Form 4 filing (accession 0001862894-26-000002) within minutes of acceptance. Every field above traces to the original document. Verify it directly:

View original filing on SEC.govRaw Form 4 XML