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FINANCIAL HIGHLIGHTS (Details) - $ / shares | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2024 | Sep. 30, 2023 | Sep. 30, 2024 | Sep. 30, 2023
Per Share Operating Performance: |  |  |  |
Net asset value, beginning of period |  |  | $ 27.39 | $ 28.26
Total income (loss) | $ (3.81) | $ 6.64 | 1.15 | 3.99
Total expenses | (0.08) | (0.07) | (0.26) | (0.19)
Net increase (decrease) in net asset value | (3.89) | 6.57 | 0.89 | 3.80
Net asset value, end of period | $ 28.28 | $ 32.06 | $ 28.28 | $ 32.06
Total Return | (12.09%) | 25.77% | 3.25% | 13.45%
Ratios to Average Net Assets |  |  |  |
Total income (loss) | (12.36%) | 23.00% | (0.26%) | 10.05%
Management fees | 0.75% | 0.75% | 0.75% | 0.75%
Total expenses excluding management fees | 0.33% | 0.20% | 0.40% | 0.16%
Net income (loss) | (12.63%) | 22.76% | (1.12%) | 9.37%

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