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v3.26.1

Note 2 - Significant Accounting Policies (Details Textual) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended | 12 Months Ended
--- | --- | --- | ---
Mar. 31, 2026 | Mar. 31, 2025 | Mar. 31, 2026 | Mar. 31, 2025 | Sep. 30, 2025
Fair Value Assets and Liabilities, Transfers Between Level One, Level Two and Level Three | $ 0 |  |  |  | $ 0
Percentage of Gold Held as Good Delivery Gold Bars | 100.00% |  | 100.00% |  |
Maximum Number of Business Days to Transfer Ownership of Gold (Day) | 1 day |  |  |  |
Minimum Block of Shares Issued Redeemed Against Gold (in shares) | 100,000 |  |  |  |
Gain (Loss) on Investments | $ 1,659,474 | $ 1,900,649 | $ 4,350,743 | $ 1,831,988 |
Gain (Loss) on Sale of Trust Assets to Pay Expenses | 2,818 | 699 | 4,723 | 1,316 |
Net Realized Gain (Loss) From Gold Distributed for the Redemption of Shares | 259,539 | 34,849 | 817,154 | 255,934 |
Unrealized Gain (Loss) on Investments | 1,397,117 | 1,865,101 | 3,528,866 | 1,574,739 |
Liability for Uncertainty in Income Taxes, Current | $ 0 |  | $ 0 |  |
Income Tax Examination, Description | There were no examinations in progress at period end. |  |  |  |
SPDR Gold Mini Shares Trust [Member] |  |  |  |  |
Fair Value Assets and Liabilities, Transfers Between Level One, Level Two and Level Three | $ 0 |  |  |  | $ 0
Percentage of Gold Held as Good Delivery Gold Bars | 100.00% |  | 100.00% |  |
Maximum Number of Business Days to Transfer Ownership of Gold (Day) | 1 day |  |  |  |
Minimum Block of Shares Issued Redeemed Against Gold (in shares) | 100,000 |  |  |  |
Gain (Loss) on Investments | $ 1,659,474 | 1,900,649 | $ 4,350,743 | 1,831,988 |
Gain (Loss) on Sale of Trust Assets to Pay Expenses | 2,818 | 699 | 4,723 | 1,316 |
Net Realized Gain (Loss) From Gold Distributed for the Redemption of Shares | 259,539 | 34,849 | 817,154 | 255,934 |
Unrealized Gain (Loss) on Investments | 1,397,117 | $ 1,865,101 | 3,528,866 | $ 1,574,739 |
Liability for Uncertainty in Income Taxes, Current | $ 0 |  | $ 0 |  |
Income Tax Examination, Description | There were no examinations in progress at period end. |  |  |  |

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