X0609 4 2026-03-10 0001419806 RARE ELEMENT RESOURCES LTD REEMF 0001719869 Synchron false 3550 GENERAL ATOMICS COURT SAN DIEGO CA 92121 true 0001034584 GENERAL ATOMIC TECHNOLOGIES CORP false 3550 GENERAL ATOMICS COURT, SAN DIEGO, CA 92121-1122 true true See Remarks 0001715926 Tenaya Corp false 3550 GENERAL ATOMICS COURT, SAN DIEGO, CA 92121-1122 true true See Remarks false Common Shares 2026-03-10 4 P 0 100149060 24035774.4 A 460889576 D The Common Shares are held of record by Synchron, a wholly-owned subsidiary of General Atomic Technologies Corporation ("GATC"), which is a wholly-owned subsidiary of Tenaya Corporation ("Tenaya"). GATC may be deemed to beneficially own all of the Common Shares beneficially owned by Synchron as its sole shareholder. Tenaya may be deemed to beneficially own all of the Common Shares beneficially owned by Synchron as the sole shareholder of GATC. SYNCHRON /s/ Kristopher S. George Name: Kristopher S. George Title: Assistant Treasurer 2026-03-23 GENERAL ATOMIC TECHNOLOGIES CORPORATION /s/ Kristopher S. George Name: Kristopher S. George Title: Assistant Treasurer 2026-03-23 TENAYA CORPORATION /s/ Kristopher S. George Name: Kristopher S. George Title: Assistant Treasurer 2026-03-23