USA Rare Earth names Thras Moraitis CEO, succeeding Barbara Humpton
USAR•USA Rare Earth named Thras Moraitis CEO effective October 1, 2026, succeeding Barbara Humpton, who retired as CEO and board director. Moraitis had served as president following the September 3 Serra Verde combination and previously led Serra Verde as CEO.
1. Leadership change
USA Rare Earth named Thras Moraitis CEO effective October 1, 2026, succeeding Barbara Humpton, who retired as CEO and board director. Moraitis previously served as president following the September 3 Serra Verde combination and was formerly Serra Verde’s CEO.




