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) $ 5,058,232 $ 2,042,227
Adjustments to reconcile net income (loss) to net cash provided by (used in) operating activities:    
Proceeds from securities sold and matured 0 50,000,000
Cost of affiliated investments purchased (318,815,368) (72,229,949)
Proceeds from affiliated investments sold 151,564,667 31,730,170
Net accretion of discount on United States Treasury Obligations 0 (895,674)
Net change in unrealized (gain) loss on United States Treasury Obligations, Affiliated Investments and LME Commodity Futures Contracts 18,178,106 (7,326,093)
Change in operating assets and liabilities:    
Variation margin - Commodity Futures Contracts (2,303,735) 0
Deposit with Commodity Broker 1,104,504 (4,718,748)
Dividends from affiliates (593,093) (78,174)
LME Commodity Futures Contracts (1,689,231) (792,251)
Management fees 107,281 49,429
Brokerage commissions and fees 0 (281)
Net cash provided by (used in) operating activities (147,388,637) (2,219,344)
Cash flows from financing activities:    
Proceeds from purchases of Shares 254,297,330 25,063,627
Redemption of Shares (104,380,112) (22,844,283)
Net cash provided by (used in) financing activities 149,917,218 2,219,344
Net change in Cash 2,528,581 0
Cash at beginning of period 3,455,919 0
Cash at end of period 5,984,500 0
Supplemental disclosure of cash flow information    
Cash paid for interest $ 23,645 $ 1,977