v3.26.1
Consolidated Balance Sheets - USD ($)
Jun. 30, 2026
Dec. 31, 2025
Current assets    
Cash and cash equivalents $ 21,811,000 $ 52,403,000
Accounts receivable 0 4,944,000
Prepaid expenses and other current assets 11,050,000 3,559,000
Marketable securities 52,221,000 43,591,000
Inventory, net 14,396,000 5,317,000
Total current assets 99,478,000 109,814,000
Mineral rights and properties, net 262,333,000 265,834,000
Property, plant and equipment, net 40,321,000 41,160,000
Intangible assets, net 1,246,000 1,465,000
Restricted cash 9,802,000 8,388,000
Right of use assets - operating lease 2,900,000 3,083,000
Other long-term assets 593,000 678,000
Total assets 416,673,000 430,422,000
Current liabilities    
Operating lease liabilities, current 360,000 186,000
Total current liabilities 12,433,000 13,680,000
Deferred tax liabilities 26,190,000 26,384,000
Asset retirement obligations 19,569,000 18,915,000
Convertible senior notes 110,458,000 109,986,000
Operating lease liabilities, non-current 2,851,000 3,077,000
Total liabilities 171,501,000 172,042,000
Commitments and contingencies (Note 10)
Stockholders’ equity    
Common stock 194,250,599 and 187,354,424 shares issued and outstanding as of June 30, 2026 and December 31, 2025, respectively 409,625,000 382,842,000
Additional paid-in-capital 52,472,000 56,733,000
Accumulated deficit (243,748,000) (207,704,000)
Accumulated other comprehensive loss 3,570,000 (2,626,000)
Total stockholders' equity 221,919,000 229,245,000
Non-controlling interests 23,253,000 29,135,000
Total equity 245,172,000 258,380,000
Total liabilities and stockholders' equity 416,673,000 430,422,000
Nonrelated party    
Current liabilities    
Accounts payable and accrued liabilities 11,431,000 12,434,000
Related party    
Current liabilities    
Accounts payable and accrued liabilities $ 642,000 $ 1,060,000