v3.25.1
Financial Highlights - Schedule of Financial Highlights (Details)
 3 Months Ended
Mar. 31, 2025
$ / shares
 [1]
Schedule Of Financial Highlights Abstract  
Net asset value per share, beginning of period $ 48.81
From investment operations:  
Net investment income (loss) [2]
Net realized gain (loss) and change in unrealized appreciation/depreciation on investments in ether (21.93) [3]
Net decrease resulting from operations (21.93) [3]
Net asset value per share, end of period $ 26.88 [4]
Total return (%) (44.93%) [5]
Ratios to average net assets(f)  
Expenses before fee waiver 0.20% [6]
Expenses after fee waiver 0.00% [6]
Net investment income (loss) 0.00% [6]
Portfolio turnover rate 1.82% [5]
[1] No prior year comparative financial statements have been provided as the Trust did not have any operations as of March 31, 2024.
[2] Net investment income (loss) per share has been calculated based upon an average of daily shares outstanding.
[3] The amount shown for a share outstanding throughout the year may not agree with the change in the aggregate gains and losses for the year because of the timing of sales and repurchases of the Trust’s shares in relation to fluctuating market values for the Trust.
[4] Returns are not annualized and include adjustments required by GAAP. Returns for financial statements purposes may differ from net asset values and performance reported elsewhere by the Trust.
[5] Non-annualized.
[6] Annualized.