Uranium futures closed out February at about $65.55 per pound, according to online analysist firm Trading Economics. Futures prices have been below $66 per pound since mid-February.

Uranium futures took a sharp plunge below $69 per pound in late January, to a low of about $67 on January 27, before climbing back to $71.35 on January 31, according to Trading Economics. The New York City–based analyst firm noted that this was the market’s first drop below $69 in 16 months and that the price fluctuation happened as “markets recalibrated demand expectations against a backdrop of ample supply.”