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Insider filing · MP

Michael Stuart Rosenthal bought $543K of MP Materials (MP)

Executed Jun 9, disclosed Jun 10, 1 day later.

Value, as filed
$543K
10,000 sh × $54.30
Executed
Jun 9
the trade date, as filed
Disclosed
Jun 10
1 day after the trade
Return, 21 sessionsiFrom the disclosed entry session; derived
-3.4%
-10.7% from execution

Over the 21 trading sessions from the disclosed entry session (Jun 10), the stock returned -3.4% (delay-adjusted); from the execution session (Jun 9), -10.7%. Derived: entry at the session's open, exit at the close 20 sessions later.

The filer
MR Michael Stuart Rosenthal Chief Operating Officer profile →

Michael Stuart Rosenthal (Chief Operating Officer) filed 2 Form 4 reports in the trailing twelve months (2 purchases, 0 sales), most often in MP Materials Corp. (MP). Across 2 priced purchase filings, the average 21-session return was -1.7% from execution and +2.0% from disclosure (delay-adjusted; derived). The largest single filing was $963K of MP (17,000 sh × $56.62, as filed), executed May 20.

The name
MP MP Materials Corp. MP · Basic Materials · 33 filings in 24 months ticker →

Basic Materials · MP Materials Corp., together with its subsidiaries, produces rare earth materials in the Western Hemisphere

More Basic Materials filings Insider filings, newest first View the original filing at www.sec.gov
Other filings by Michael Stuart Rosenthal in MP
MPPURCHASE MP Materials Corp. $963K
17,000 sh × $56.62
Exec May 20
Filed May 20 · 9:03 PM ET
MPSALE MP Materials Corp. $10.8M
150,000 sh across 3 lots
Exec Aug 29 2025
Filed Aug 29 2025 · 5:30 PM ET