Largest US Uranium and Vanadium mining stock Energy Fuels. UUUU Starts production of V2O5 (vanadium pentoxide) for high strength steel (infrastructure/rebar, military, aircraft engines, thin gauge steel automotive) for first month at 200-225K lb./ mo. Sorry no futures symbol for V, but UR1! is uranium. both are in tight global demand with 20% CAGR driving prices upward, as well UUUU producing more at low cost, aka margin power. Gap in demand to supply was late 2019-early 2020 and starting sooner for both.