v3.26.1
Statements of Changes in Net Assets (Unaudited) - USD ($)
 3 Months Ended 6 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2026
Jun. 30, 2025
(Decrease) increase in net assets from operations        
Net investment loss $ (82,912) $ (477,065) $ (191,403) $ (1,040,564)
Net realized gain on investment in Bitcoin 18,291 396,190 30,997,591 995,469
Net change in unrealized (depreciation) appreciation on investment in Bitcoin (8,734,899) 48,397,452 (61,360,882) 26,640,962
Net (decrease) increase in net assets resulting from operations (8,799,520) 48,316,577 (30,554,694) 26,595,867
Decrease in net assets from capital transactions        
Redemptions (50,774,907)
Net decrease in net assets resulting from capital transactions (50,774,907)
Net (decrease) increase in net assets (8,799,520) 48,316,577 (81,329,601) 26,595,867
Net assets at the beginning of the period 64,165,534 159,058,773 136,695,615 180,779,483
Net assets at the end of the period $ 55,366,014 $ 207,375,350 $ 55,366,014 $ 207,375,350
Change in shares issued and outstanding        
Shares issued at the beginning of the period 2,940,535 5,940,535 4,860,535 5,940,535
Shares outstanding at the beginning of the period 2,940,535 5,940,535 4,860,535 5,940,535
Redemptions $ (1,920,000)
Shares issued at the end of the period 2,940,535 5,940,535 2,940,535 5,940,535
Shares outstanding at the end of the period 2,940,535 5,940,535 2,940,535 5,940,535