v3.26.1
CONDENSED CONSOLIDATED STATEMENT OF OPERATIONS - USD ($)
 3 Months Ended 4 Months Ended 6 Months Ended 10 Months Ended 12 Months Ended
Jun. 30, 2026
Mar. 31, 2026
Jun. 30, 2025
Jun. 30, 2025
Jun. 30, 2026
Jun. 30, 2025
Dec. 31, 2025
Dec. 31, 2025
Dec. 31, 2024
General and administrative $ 6,362,000   $ 1,739,000   $ 11,840,000 $ 3,879,000   $ 13,372,000 $ 8,607,000
Loss from operations (15,077,000)   (6,038,000)   (28,111,000) (10,371,000)   (32,200,000) (51,895,000)
Other income (expense):                  
Net income (loss) $ (83,692,000)   $ (4,022,000)   $ (122,504,000) $ (9,710,000)   $ (31,370,000) $ (57,770,000)
Weighted-average number of common shares outstanding - basic 14,440,768 [1]   1,317,732 [1]   14,435,062 [1] 1,317,220 [1]   6,169,127 [2] 1,307,771 [2]
Weighted-average number of common shares outstanding - diluted 14,440,768 [1]   1,317,732 [1]   14,435,062 [1] 1,317,220 [1]   6,169,127 [2] 1,307,771 [2]
Net loss per share - basic $ 5.8   $ 3.05   $ 8.49 $ 8.66   $ 5.4 $ 46.76
Net loss per share - diluted $ 5.80   $ 3.05   $ 8.49 $ 8.66   $ 5.4 $ 46.76
Spring Valley Acquisition III                  
General and administrative $ 388,314   $ 16,620 $ 16,620 $ 570,497   $ 450,346    
Loss from operations (388,314)   (16,620) (16,620) (570,497)   (450,346)    
Other income (expense):                  
Interest earned on investments held in Trust Account 2,076,992       4,123,512   2,809,646    
Net income (loss) $ (6,432,093) $ (11,990,533) $ (16,620) $ (16,620) $ (18,422,626)   $ 2,359,300    
Spring Valley Acquisition III | Class A ordinary shares subject to possible redemption                  
Other income (expense):                  
Weighted-average number of common shares outstanding - basic 23,000,000       23,000,000   9,153,061    
Weighted-average number of common shares outstanding - diluted 23,000,000       23,000,000   9,153,061    
Net loss per share - basic $ (0.21)       $ (0.6)   $ 0.15    
Net loss per share - diluted $ (0.21)       $ (0.6)   $ 0.14    
Spring Valley Acquisition III | Class B common shares                  
Other income (expense):                  
Weighted-average number of common shares outstanding - basic 7,666,667 [3],[4]   6,666,667 [3],[4] 6,666,667 [3],[4] 7,666,667 [3],[4]   7,064,626    
Weighted-average number of common shares outstanding - diluted 7,666,667   6,666,667 6,666,667 7,666,667   7,289,116    
Net loss per share - basic $ (0.21)   $ 0 $ 0 $ (0.6)   $ 0.15    
Net loss per share - diluted $ (0.21)   $ 0 $ 0 $ (0.6)   $ 0.14    
[1] The weighted average shares outstanding for the three month and six month period ended June 30, 2025, has been retrospectively adjusted to reflect the ten-for-one (10:1) reverse share split effective August 2025. See note 14 for details.
[2] Share amounts have been retrospectively adjusted to reflect the ten-for-one (10:1) reverse share split effective August 2025. See note 12 for details.
[3] Excludes an aggregate of 1,000,000 Class B ordinary shares subject to forfeiture if the over-allotment is not exercised in full or in part by the underwriters. On September 5, 2025, the underwriters exercised their over-allotment option in full as part of the closing of the Initial Public Offering. As such, the 1,000,000 Founder Shares are no longer subject to forfeiture (Note 5).
[4] On August 15, 2025, the Company effected an approximately 1 to 1.33 share split and upon completion of the share split, each of the independent directors transferred 13,333 Founder Shares to the Sponsor for an amount of $43.48. As a result, the Sponsor currently holds 7,546,667 Founder Shares, and each of the independent directors currently holds 40,000 Founder Shares for an aggregate of 7,666,667 Founder Shares. All share and per share data has been retroactively restated (Note 5).