v3.26.1

Note 2 - Significant Accounting Policies - Activity in Number and Value of Shares Created and Redeemed (Details) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended
--- | --- | ---
Mar. 31, 2026 | Mar. 31, 2025 | Mar. 31, 2026 | Mar. 31, 2025
Activity in Number of Shares Created and Redeemed: |  |  |  |
Creations (in shares) | 39,000,000 | 51,900,000 | 92,300,000 | 81,500,000
Redemptions (in shares) | (46,800,000) | (30,400,000) | (79,600,000) | (59,500,000)
Net Change in Number of Shares Created and Redeemed (in shares) |  |  | 12,700,000 | 22,000,000
Activity in Value of Shares Created and Redeemed: |  |  |  |
Creations | $ 17,672,805 | $ 13,919,642 | $ 38,199,177 | $ 21,193,982
Redemptions | $ (21,013,472) | $ (7,955,231) | (33,338,524) | (15,114,312)
Net change in Value of Shares Created and Redeemed |  |  | $ 4,860,653 | $ 6,079,671

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