v3.26.1
Statements of Changes in Net Assets - USD ($)
$ in Thousands
 3 Months Ended 6 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2026
Jun. 30, 2025
Statement of Stockholders' Equity [Abstract]        
Net assets, beginning of period $ 2,388,670 $ 3,915,458 $ 3,305,323 $ 4,352,288
Contributions for Shares issued 908,351 1,596,484 1,413,921 3,289,644
Distributions for Shares redeemed (1,133,046) (1,675,241) (1,838,427) (3,217,683)
Net investment loss (1,312) (2,444) (2,757) (4,811)
Net realized gain (loss) on investment in bitcoin sold to pay Sponsor Fee (287) 593 (547) 1,129
Net realized gain (loss) on investment in bitcoin sold for redemptions (185,186) 339,579 (314,085) 661,158
Net realized gain on in-kind liabilities paid 28 118
Net change in unrealized appreciation (depreciation) on investment in bitcoin (87,975) 859,932 (674,311) (47,364)
Net change in unrealized gain (loss) on Sponsor Fee payable (3) 5
Net assets, end of period $ 1,889,240 $ 5,034,361 $ 1,889,240 $ 5,034,361
Shares issued and redeemed        
Shares issued (in Shares) 37,780,000 49,470,000 57,760,000 103,035,000
Shares redeemed (in Shares) (46,975,000) (51,715,000) (74,500,000) (102,535,000)
Net increase (decrease) in Shares issued (in Shares) (9,195,000) (2,245,000) (16,740,000) 500,000