v3.25.1
Schedule of Investments (Unaudited) - Treasury Bills and Money Market Fund - USD ($)
Mar. 31, 2025
Dec. 31, 2024
Schedule of Investments [Line Items]    
United States Treasury Obligations, Value $ 54,624,971 $ 54,072,308
Investments in Securities, Value 173,556,605 $ 154,307,059
Restricted for maintenance margin $ 29,425,217  
Investment, Identifier [Axis]: Affiliated Investments    
Schedule of Investments [Line Items]    
Percentage of Shareholders' Equity 58.54% 64.74%
Investments in Securities, Value $ 118,931,634 $ 100,234,751
Investments in Securities, Cost $ 118,917,121 $ 100,206,985
Investment, Identifier [Axis]: Affiliated Investments Exchange-Traded Fund Invesco Short Term Treasury ETF    
Schedule of Investments [Line Items]    
Percentage of Shareholders' Equity 10.59% [1],[2] 13.91% [3],[4]
Investments in Securities, Value $ 21,518,587 [1],[2] $ 21,531,840 [3],[4]
Investments in Securities, Shares 203,900 [1],[2] 203,900 [3],[4]
Investments in Securities, Cost $ 21,504,074 [1],[2] $ 21,504,074 [3],[4]
Investment, Identifier [Axis]: Affiliated Investments Money Market Mutual Fund Invesco Government & Agency Portfolio, Institutional Class, 4.29%    
Schedule of Investments [Line Items]    
Percentage of Shareholders' Equity [1],[5] 47.95%  
Investments in Securities, Value [1],[5] $ 97,413,047  
Investments in Securities, Shares [1],[5] 97,413,047  
Investment Interest Rate [1],[5] 4.29%  
Investment Maturity Date Mar. 31, 2025  
Investments in Securities, Cost [1],[5] $ 97,413,047  
Investment, Identifier [Axis]: Affiliated Investments Money Market Mutual Fund Invesco Government & Agency Portfolio, Institutional Class, 4.43%    
Schedule of Investments [Line Items]    
Percentage of Shareholders' Equity [3],[6]   50.83%
Investments in Securities, Value [3],[6]   $ 78,702,911
Investments in Securities, Shares [3],[6]   78,702,911
Investment Interest Rate [3],[6]   4.43%
Investment Maturity Date   Dec. 31, 2024
Investments in Securities, Cost [3],[6]   $ 78,702,911
Investment, Identifier [Axis]: Investments in Securities    
Schedule of Investments [Line Items]    
Percentage of Shareholders' Equity 85.42% 99.66%
Investments in Securities, Value $ 173,556,605 $ 154,307,059
Investments in Securities, Cost $ 173,526,760 $ 154,221,743
Investment, Identifier [Axis]: United States Treasury Obligations    
Schedule of Investments [Line Items]    
Percentage of Shareholders' Equity 26.88% [7] 34.92% [8]
United States Treasury Obligations, Value $ 54,624,971 [7] $ 54,072,308 [8]
Investments in Securities, Cost $ 54,609,639 [7] 54,014,758 [8]
Restricted for maintenance margin   $ 24,575,000
Investment, Identifier [Axis]: United States Treasury Obligations U.S. Treasury Bill, 4.340% due May 29, 2025    
Schedule of Investments [Line Items]    
Percentage of Shareholders' Equity [8],[9]   34.92%
United States Treasury Obligations, Value [8],[9]   $ 54,072,308
United States Treasury Obligations, Principal Value [8],[9]   $ 55,000,000
Investment Interest Rate [8],[9]   4.34%
Investment Maturity Date [8],[9]   May 29, 2025
Investment, Identifier [Axis]: United States Treasury Obligations U.S. Treasury Bills, 4.195% due May 29, 2025    
Schedule of Investments [Line Items]    
Percentage of Shareholders' Equity [7] 26.88%  
United States Treasury Obligations, Value [7] $ 54,624,971  
United States Treasury Obligations, Principal Value [7] $ 55,000,000  
Investment Interest Rate [7] 4.195%  
Investment Maturity Date [7] May 29, 2025  
[1] Affiliated issuer. The issuer and/or the Fund is a wholly-owned subsidiary of Invesco Ltd., or is affiliated by having an investment adviser that is under common control of Invesco Ltd. See Note 8.
[2] All or a portion of the value was pledged as collateral to cover margin requirements for open futures contracts. See Note 2K.
[3] Affiliated issuer. The issuer and/or the Fund is a wholly-owned subsidiary of Invesco Ltd., or is affiliated by having an
investment adviser that is under common control of Invesco Ltd. See Note 8.
[4] All or a portion of the value was pledged as collateral to cover margin requirements for open future contracts. See Note 2K.
[5] The rate shown is the 7-day SEC standardized yield as of March 31, 2025.
[6] The rate shown is the 7-day SEC standardized yield as of December 31, 2024.
[7] Security may be traded on a discount basis. The interest rate shown represents the discount rate at the most recent auction date of the security prior to period end.
[8] Security may be traded on a discount basis. The interest rate shown represents the discount rate at the most recent auction date of the security prior to period end.
[9] United States Treasury Obligations of $24,575,000 are on deposit with the Commodity Broker and held as maintenance margin for open futures contracts.