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) $ 20,149,828 $ (16,436,975)
Adjustments to reconcile net income (loss) to net cash provided by (used in) operating activities:    
Proceeds from securities sold and matured 0 250,000,000
Cost of affiliated investments purchased (1,037,698,435) (493,905,180)
Proceeds from affiliated investments sold 563,014,078 365,933,606
Net accretion of discount on United States Treasury Obligations 0 (4,478,372)
Net change in unrealized (gain) loss on United States Treasury Obligations and Affiliated Investments 90,704 329,615
Change in operating assets and liabilities:    
Variation margin - Commodity Futures Contracts (6,427,886) 5,161,930
Deposit with Commodity Broker 49,043,226 (137,952,913)
Dividends from affiliates (1,356,247) (331,043)
Management fees 268,769 533,942
Brokerage commissions and fees 0 (768)
Net cash provided by (used in) operating activities (412,915,963) (31,146,158)
Cash flows from financing activities:    
Proceeds from purchases of Shares 923,343,531 146,938,648
Redemption of Shares (510,427,568) (129,264,706)
Net cash provided by (used in) financing activities 412,915,963 17,673,942
Net change in cash 0 (13,472,216)
Cash at beginning of period 0 13,472,216
Cash at end of period 0 0
Supplemental disclosure of cash flow information    
Cash paid for interest $ 59,723 $ 45,432