Note 2 - Significant Accounting Policies (Tables)

12 Months Ended

Dec. 31, 2024

Notes Tables

Activity in Bitcoin [Table Text Block]

Year Ended December 31, 2024	Quantity			Cost			Fair Value			Realized Gain (Loss)
Beginning balance		—		$	—		$	—		$	—
Bitcoin purchased		558,752			37,805,056,591			37,805,056,591			—
Bitcoin sold for the redemption of shares		(5,399	)		(346,193,218	)		(449,944,988	)		103,751,770
Bitcoin sold to pay expenses		(1,435	)		(85,920,802	)		(104,732,685	)		18,811,883
Net realized gain		—			—			122,563,653			—
Net change in unrealized appreciation/depreciation		—			—			14,157,070,942			—
Ending balance		551,918		$	37,372,942,571		$	51,530,013,513		$	122,563,653

Schedule of Capital Units [Table Text Block]

	December 31,
	2024						2023
	Shares			Amount			Shares		Amount
Shares issued		982,160,000		$	37,829,056,553			4,000	$	100,000
Shares redeemed		(11,724,000	)		(541,725,936	)		—		—
Net increase		970,436,000		$	37,287,330,617			4,000	$	100,000