ROSENTHAL MICHAEL STUART (Chief Operating Officer) purchased 7.9% of their position (10K shares) of MP MATERIALS CORP. / DE on the open market
Open‑market purchase worth $543.0K — a moderate purchase. The strongest form of insider conviction signal.
P · 1 purchase
Filed: 6/10/2026ACC: 0001832050-26-000007
Officer· Chief Operating Officer
Since Nov 2020
+10K
Net shares
Net buyer
$543.0K
Total acquired
1
Open market trades
1B · 0S
1
Total transactions
10K acquired
Non-Derivative Transactions1
Common Stock
Indirect
Shares
+10K
Price / share
$54.30
Trade value
$543K
% of position
7.9%
6/9/2026
126.62K→136.62K
Total
Net shares
+10K
Net value
$543K
| Security | Date | Type | Shares | Price / Share | Trade Value | % of Position | Held Before | Held After |
|---|---|---|---|---|---|---|---|---|
| Common Stock Indirect | 6/9/2026 | P · Purchase | +10K | $54.30 | $543K | 7.9% | 126.62K | 136.62K |
| Total | +10K | $543K | ||||||
Derivative Transactions0
No derivative transactions reported
Non-Derivative Holdings (Post-Transaction)1
Common Stock
DirectShares owned1.33M
Total
1.33M direct1.33M
| Security Title | Shares Owned | Ownership Type |
|---|---|---|
| Common Stock | 1.33M | Direct |
| Total | 1.33M | 1.33M direct |
Derivative Holdings (Post-Transaction)0
No derivative holdings reported