STATEMENTS OF CHANGES IN NET ASSETS (UNAUDITED) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended		12 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021	Dec. 31, 2021
(Decrease) Increase in net assets from operations:
Net investment loss	$ (42,739)	$ (51,089)	$ (98,957)	$ (80,359)
Net realized gain on investment in Ethereum	34,658	42,803	82,834	65,026	$ 185,516
Net change in unrealized (depreciation) appreciation on investment in Ethereum	(7,020,891)	1,055,804	(8,198,749)	4,470,179	8,760,878
Net (decrease) increase in net assets resulting from operations	(7,028,972)	1,047,518	(8,214,872)	4,454,846
Increase in net assets from capital share transactions:
Shares issued	0	0	0	434,615
Net increase in net assets resulting from capital share transactions	0	0	0	434,615
Total (decrease) increase in net assets from operations and capital share transactions	(7,028,972)	1,047,518	(8,214,872)	4,889,461
Net assets:
Beginning of period	10,165,791	6,030,070	11,351,691	2,188,127	2,188,127
End of period	$ 3,136,819	$ 7,077,588	$ 3,136,819	$ 7,077,588	$ 11,351,691
Change in Shares outstanding:
Shares outstanding at beginning of period	310,158,500	310,158,500	310,158,500	285,269,400	285,269,400
Shares issued	0	0	0	24,889,100
Net increase in Shares	0	0	0	24,889,100
Shares outstanding at end of period	310,158,500	310,158,500	310,158,500	310,158,500	310,158,500