v3.25.4
Statements of Changes in Net Assets - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Dec. 31, 2023
Increase in net assets from operations:      
Net investment gain (loss) $ (33,478) $ (25,807) $ (12,792)
Net realized gain (loss) from investment in Crypto Assets 138,560 10,247 (23,156)
Net change in unrealized appreciation (depreciation) from Crypto Assets (270,937) 680,194 428,898
Net increase (decrease) in Net Assets resulting from operations (165,855) 664,634 392,950
Increase in net assets from capital share transactions:      
Creations for Shares issued 1,306    
Redemptions for Shares redeemed (171,322)    
Net increase (decrease) in net assets resulting from capital share transactions (170,016)    
Total increase (decrease) in net assets from operations and capital share transactions (335,871) 664,634 392,950
Net Assets:      
Beginning of Period 1,365,740 701,106 308,156
End of Period $ 1,029,869 $ 1,365,740 $ 701,106
Increase (Decrease) in Partners' Capital [Roll Forward]      
Shares outstanding at beginning of period 20,241,947 20,241,947 20,241,947
Shares issued 20,000    
Shares redeemed (2,810,000)    
Net increase (decrease) in shares (2,790,000)    
Shares outstanding at end of period 17,451,947 20,241,947 20,241,947