v3.26.1
Statements of Changes in Net Assets (unaudited) - USD ($)
$ in Thousands
 3 Months Ended
Mar. 31, 2026
Mar. 31, 2025
Changes in Shares Outstanding:    
Shares outstanding, beginning of period 231,403,476 230,678,476
Shares issued 28,700,000 31,600,000
Shares redeemed (44,100,000) (36,750,000)
Net Increase (Decrease) in Shares (15,400,000) (5,150,000)
Shares Outstanding, End of Period 216,003,476 225,528,476
Net investment income (loss) $ (8,703) $ (11,471)
Net realized gain (loss) on investment in bitcoin sold for redemptions (100,510) (238,269)
Net realized gain (loss) on investment in bitcoin distributed for redemptions 205,198 0
Net realized gain (loss) on investment in bitcoin transferred to pay the Sponsor fee 85 (1,292)
Net change in unrealized appreciation (depreciation) on investment in bitcoin (3,833,962) (1,989,265)
Net Increase (Decrease) in Net Assets Resulting from Operations (3,737,892) (2,240,297)
Capital Share Transactions:    
Shares issued 1,994,466 2,707,061
Shares redeemed (3,077,278) (2,947,804)
Net Increase (Decrease) in Net Assets Resulting from Capital Share Transactions (1,082,812) (240,743)
Total Increase (Decrease) in Net Assets (4,820,704) (2,481,040)
Net Assets, beginning of period 17,636,254 18,814,390
Net Assets, End of Period 12,815,550 16,333,350
Bitcoin [Member]    
Changes in Shares Outstanding:    
Net realized gain (loss) on investment in bitcoin sold for redemptions $ 205,198 $ 0