v3.26.1
Statements of Cash Flows (Unaudited) - USD ($)
6 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Cash flows from operating activities:    
Net Income (Loss) $ (27,096,474) $ 36,133,471
Adjustments to reconcile net income (loss) to net cash provided by (used in) operating activities:    
Proceeds from securities sold and matured   55,000,000
Cost of affiliated investments purchased (213,855,527) (113,479,161)
Proceeds from affiliated investments sold 137,760,323 64,033,539
Net accretion of discount on United States Treasury Obligations   (985,242)
Net change in unrealized (gain) loss on United States Treasury Obligations and Affiliated Investments 16,312 69,784
Change in operating assets and liabilities:    
Variation margin- Commodity Futures Contracts (560,523) 1,161,365
Dividends from affiliates (221,318) (94,899)
Investments purchased   74,318
Management fees (12,121) 114,754
Brokerage commissions and fees   50
Deposit with Commodity Broker 93,390,104 (37,150,427)
Net cash provided by (used in) operating activities (10,579,224) 4,877,552
Cash flows from financing activities:    
Proceeds from purchases of Shares 39,105,259 35,290,518
Redemption of Shares (28,526,035) (39,210,965)
Increase (decrease) in payable for amount due to custodian   (957,105)
Net cash provided by (used in) financing activities 10,579,224 (4,877,552)
Net change in cash 0 0
Cash at beginning of period 0 0
Cash at end of period 0 0
Supplemental disclosure of cash flow information    
Cash paid for interest $ 35,362 $ 8,011