Statement of Changes in Net Assets - USD ($) $ in Thousands		3 Months Ended	6 Months Ended
		Jun. 30, 2025	Jun. 30, 2025
Net Income (Loss), Including Portion Attributable to Noncontrolling Interest [Abstract]
Net investment loss	[1]	$ (105)	$ (198)
Net realized gain (loss) on investment in ether transferred to pay Sponsor Fee	[1]	9	11
Net realized gain (loss) on investment in ether sold for redemptions	[1]	(16,707)	(30,348)
Net change in unrealized appreciation (depreciation) on investment in ether	[1]	78,679	(57,517)
Net increase (decrease) in net assets resulting from operations	[2]	61,876	(88,052)
Increase (decrease) in net assets from capital share transactions
Creations for Shares issued	[2]	49,485	72,662
Redemptions for Shares redeemed	[2]	(16,208)	(120,224)
Net increase (decrease) in net assets resulting from capital share transactions	[2]	33,277	(47,562)
Total increase (decrease) in net assets from operations and capital share transactions	[2]	95,153	(135,614)
Net assets
Beginning of period	[2]	173,762	404,529
End of period	[2]	$ 268,915	$ 268,915
Increase (Decrease) in Partners' Capital [Roll Forward]
Shares issued	[2]	2,970,000	4,070,000
Shares redeemed	[2]	(1,320,000)	(6,040,000)
Net increase (decrease) in Shares issued and outstanding	[2]	1,650,000	(1,970,000)

[1] No comparative financial statements have been provided as the Trust’s operations commenced on July 22, 2024.

[2] No comparative financial statements have been provided as the Trust’s operations commenced on July 22, 2024.