Combined Statement of Assets and Liabilities - USD ($)		Sep. 30, 2024		Mar. 31, 2024
Assets:
Investment in bitcoin, at fair value	[1]	$ 452,356,258		$ 341,901,126
Total assets		452,356,258		341,901,126
Liabilities:
Sponsor's fee payable		65,617		21
Total liabilities		65,617		21
Commitments and contingencies
Net assets		$ 452,290,641	[2]	$ 341,901,105
Shares issued and outstanding	[3]	12,250,000		8,350,000
Net asset value per Share		$ 36.92		$ 40.95
Franklin Bitcoin ETF [Member]
Assets:
Investment in bitcoin, at fair value	[1]	$ 452,356,258		$ 341,901,126
Total assets		452,356,258		341,901,126
Liabilities:
Sponsor's fee payable		65,617		21
Total liabilities		65,617		21
Commitments and contingencies
Net assets		$ 452,290,641	[2]	$ 341,901,105
Shares issued and outstanding	[3]	12,250,000		8,350,000
Net asset value per Share		$ 36.92		$ 40.95

[1] Cost of investment in bitcoin: $423,417,042 at September 30, 2024 and $280,623,942 at March 31, 2024.

[2] No comparative period presented as the Fund’s operations commenced on January 11, 2024.

[3] No par value, unlimited amount authorized.