Michael Stuart Rosenthal, Chief Operating Officer, on June 09, 2026, executed a purchase for 10,000 shares in Mp Materials Corp. (MP) for $543,000. Following the Form 4 filing with the SEC, Rosenthal has control over a total of 1,470,295 common shares of the company, with 1,333,673 shares held directly and 136,622 controlled indirectly.
SEC Filing: