Statements of Operations - USD ($) $ in Thousands	3 Months Ended	9 Months Ended
Sep. 30, 2025	Sep. 30, 2024	Sep. 30, 2025	Sep. 30, 2024
Investment income:
Investment income	$ 0	$ 0	$ 0	$ 0
Expenses:
Sponsor's Fee, related party	1,440	1,435	4,130	5,399
Net investment loss	(1,440)	(1,435)	(4,130)	(5,399)
Net realized and unrealized gain (loss) from:
Net realized gain on investment in ETC	912	896	2,554	3,782
Net change in unrealized appreciation on investment in ETC	17,154	(45,236)	(78,289)	(29,389)
Net realized and unrealized gain (loss) on investment	18,066	(44,340)	(75,735)	(25,607)
Net increase (decrease) in net assets resulting from operations	$ 16,626	$ (45,775)	$ (79,865)	$ (31,006)

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