v3.26.1
Statements of Cash Flows - USD ($)
$ in Thousands
 3 Months Ended 6 Months Ended 12 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2026
Jun. 30, 2025
Dec. 31, 2025
Cash flows from operating activities          
Net increase (decrease) in net assets resulting from operations     $ (1,097,049) $ 507,657  
Adjustments to reconcile net increase (decrease) in net assets resulting from operations to net cash provided by (used in) operating activities:          
Purchases of bitcoin     (613,156) (1,203,179)  
Proceeds from bitcoin sold     796,129 1,215,220  
Transfer of bitcoin to pay for Sponsor Fee     3,025 3,764  
Net realized (gain) loss from investment in bitcoin transferred to pay Sponsor Fee $ (643) $ (1,032) (1,455) (2,183) $ (5,019)
Net realized (gain) loss from In-Kind Redemptions of bitcoin (36,526) 0 (45,336) 0  
Net realized (gain) loss from investment in bitcoin sold for redemptions 3,801 (21,271) 35,191 (45,121) 42,062
Net change in unrealized (appreciation) depreciation from investment in bitcoin 360,422 (940,462) 1,105,844 (464,101) 299,207
Changes in operating assets and liabilities:          
Increase (decrease) in Sponsor Fee payable     (219) (15)  
Net cash provided by (used in) operating activities     182,974 12,042  
Cash flows from financing activities          
Creations for Shares issued     627,916 1,299,155  
Redemptions for Shares redeemed     (810,890) (1,311,197)  
Net cash provided by (used in) financing activities     (182,974) (12,042)  
Net increase (decrease) in cash     0 0  
Cash, beginning of period     0 0 0
Cash, end of period $ 0 $ 0 0 0 $ 0
Supplemental disclosure of noncash financing activities          
In-Kind Creations of bitcoin     127,362 0  
In-Kind Redemptions of bitcoin     $ (102,536) $ 0