v3.25.1
Statements of Cash Flows (Unaudited) - USD ($)
 3 Months Ended
Mar. 31, 2025
Mar. 31, 2024
Cash flows from operating activities:    
Net Income (Loss) $ 2,692,631 $ 26,823,426
Adjustments to reconcile net income (loss) to net cash provided by (used in) operating activities:    
Cost of securities purchased 0 (13,638,680)
Proceeds from securities sold and matured 13,999,998 14,000,000
Cost of affiliated investments purchased (68,723,341) (85,300,116)
Proceeds from affiliated investments sold 82,283,418 82,820,946
Net accretion of discount on United States Treasury Obligations (543,283) (1,121,352)
Net realized (gain) loss on United States Treasury Obligations and Affiliated Investments 1 0
Net change in unrealized (gain) loss on United States Treasury Obligations and Affiliated Investments 56,890 123,217
Change in operating assets and liabilities:    
Variation margin- Commodity Futures Contracts 2,142,000 (4,060,530)
Dividends from affiliates 297,953 115,768
Management fees (14,025) (5,402)
Brokerage commissions and fees 88 46
Deposit with Commodity Broker (20,723,226)  
Net cash provided by (used in) operating activities 11,469,104 19,757,323
Cash flows from financing activities:    
Distributions paid to shareholders 0 (159,628)
Proceeds from purchases of Shares 17,421,317 19,986,652
Redemption of Shares (29,931,671) (39,584,347)
Net cash provided by (used in) financing activities (12,510,354) (19,757,323)
Net change in cash (1,041,250) 0
Cash at beginning of period 1,041,250 0
Cash at end of period 0 0
Supplemental disclosure of cash flow information    
Cash paid for interest $ 16,502 $ 25,841