Schedule of Investments (Unaudited) - Treasury Bills and Affiliated Investments - USD ($) | Mar. 31, 2024 | Dec. 31, 2023 |
Schedule of Investments [Line Items] | | | | | |
United States Treasury Obligations, Value | | $ 82,530,204 | | $ 81,824,337 | |
Investments in Securities, Value | | 247,790,988 | | 244,675,003 | |
Investments in Securities, Cost | | $ 247,793,633 | | $ 244,554,431 | |
Investment, Identifier [Axis]: Affiliated Investments | | | | | |
Schedule of Investments [Line Items] | | | | | |
Percentage of Shareholders' Equity | | 65.69% | | 66.65% | |
Investments in Securities, Value | | $ 165,260,784 | | $ 162,850,666 | |
Affiliated Investments, at Cost | | $ 165,267,049 | | $ 162,787,879 | |
Investment, Identifier [Axis]: Affiliated Investments Exchange-Traded Fund Invesco Short Term ETF | | | | | |
Schedule of Investments [Line Items] | | | | | |
Percentage of Shareholders' Equity | [1],[2],[3] | | | 22.11% | |
Principal Value, Shares | [1],[2],[3] | | | 511,500 | |
Investments in Securities, Value | [1],[2],[3] | | | $ 54,016,957 | |
Affiliated Investments, at Cost | [1],[2],[3] | | | $ 53,954,170 | |
Investment, Identifier [Axis]: Affiliated Investments Exchange-Traded Fund Invesco Short Term Treasury ETF | | | | | |
Schedule of Investments [Line Items] | | | | | |
Percentage of Shareholders' Equity | [4],[5] | 21.44% | | | |
Principal Value, Shares | [4],[5] | 511,500 | | | |
Investments in Securities, Value | [4],[5] | $ 53,947,905 | | | |
Affiliated Investments, at Cost | [4],[5] | $ 53,954,170 | | | |
Investment, Identifier [Axis]: Affiliated Investments, Money Market Mutual Fund, Invesco Government & Agency Portfolio, Institutional Class | | | | | |
Schedule of Investments [Line Items] | | | | | |
Percentage of Shareholders' Equity | | 44.25% | [4],[6] | 44.54% | [1],[7] |
Principal Value, Shares | | 111,312,879 | [4],[6] | 108,833,709 | [1],[7] |
Investments in Securities, Value | | $ 111,312,879 | [4],[6] | $ 108,833,709 | [1],[7] |
Investment Interest Rate | | 5.25% | [4],[6] | 5.29% | [1],[7] |
Affiliated Investments, at Cost | | $ 111,312,879 | [4],[6] | $ 108,833,709 | [1],[7] |
Investment, Identifier [Axis]: Investments in Securities | | | | | |
Schedule of Investments [Line Items] | | | | | |
Percentage of Shareholders' Equity | | 98.49% | | 100.14% | |
Investments in Securities, Value | | $ 247,790,988 | | $ 244,675,003 | |
Investment, Identifier [Axis]: United States Treasury Obligations | | | | | |
Schedule of Investments [Line Items] | | | | | |
Percentage of Shareholders' Equity | | 32.80% | [8] | 33.49% | [9] |
United States Treasury Obligations, Value | | $ 82,530,204 | [8] | $ 81,824,337 | [9] |
Investments in Securities, Cost | | $ 82,526,584 | [8] | $ 81,766,552 | [9] |
Investment, Identifier [Axis]: United States Treasury Obligations, U.S. Treasury Bills, 5.105% due September 5, 2024 | | | | | |
Schedule of Investments [Line Items] | | | | | |
Percentage of Shareholders' Equity | [8] | 5.44% | | | |
United States Treasury Obligations, Value | [8] | $ 13,687,762 | | | |
United States Treasury Obligations, Principal Value | [8] | $ 14,000,000 | | | |
Investment Interest Rate | [8] | 5.105% | | | |
Investment Maturity Date | [8] | Sep. 05, 2024 | | | |
Investment, Identifier [Axis]: United States Treasury Obligations, U.S. Treasury Bills, 5.190% due June 6, 2024 | | | | | |
Schedule of Investments [Line Items] | | | | | |
Percentage of Shareholders' Equity | [9] | | | 5.60% | |
United States Treasury Obligations, Value | [9] | | | $ 13,693,936 | |
United States Treasury Obligations, Principal Value | [9] | | | $ 14,000,000 | |
Investment Interest Rate | [9] | | | 5.19% | |
Investment Maturity Date | [9] | | | Jun. 06, 2024 | |
Investment, Identifier [Axis]: United States Treasury Obligations, U.S. Treasury Bills, 5.240% due June 6, 2024 | | | | | |
Schedule of Investments [Line Items] | | | | | |
Percentage of Shareholders' Equity | [8] | 5.51% | | | |
United States Treasury Obligations, Value | [8] | $ 13,866,213 | | | |
United States Treasury Obligations, Principal Value | [8] | $ 14,000,000 | | | |
Investment Interest Rate | [8] | 5.24% | | | |
Investment Maturity Date | [8] | Jun. 06, 2024 | | | |
Investment, Identifier [Axis]: United States Treasury Obligations, U.S. Treasury Bills, 5.245% due April 4, 2024 | | | | | |
Schedule of Investments [Line Items] | | | | | |
Percentage of Shareholders' Equity | [9] | | | 22.21% | |
United States Treasury Obligations, Value | [9] | | | $ 54,261,877 | |
United States Treasury Obligations, Principal Value | [9] | | | $ 55,000,000 | |
Investment Interest Rate | [9] | | | 5.245% | |
Investment Maturity Date | [9] | | | Apr. 04, 2024 | |
Investment, Identifier [Axis]: United States Treasury Obligations, U.S. Treasury Bills, 5.250% due March 7, 2024 | | | | | |
Schedule of Investments [Line Items] | | | | | |
Percentage of Shareholders' Equity | [9] | | | 5.68% | |
United States Treasury Obligations, Value | [9] | | | $ 13,868,524 | |
United States Treasury Obligations, Principal Value | [9] | | | $ 14,000,000 | |
Investment Interest Rate | [9] | | | 5.25% | |
Investment Maturity Date | [9] | | | Mar. 07, 2024 | |
Investment, Identifier [Axis]: United States Treasury Obligations, U.S. Treasury Bills, 5.280% due April 4, 2024 | | | | | |
Schedule of Investments [Line Items] | | | | | |
Percentage of Shareholders' Equity | [8] | 21.85% | | | |
United States Treasury Obligations, Value | [8] | $ 54,976,229 | | | |
United States Treasury Obligations, Principal Value | [8] | $ 55,000,000 | | | |
Investment Interest Rate | [8] | 5.28% | | | |
Investment Maturity Date | [8] | Apr. 04, 2024 | | | |
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[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. All or a portion of the value was pledged as collateral to cover margin requirements for open futures contracts. See Note 2J. Effective after the close of markets on August 25, 2023, the fund’s name changed from Invesco Treasury Collateral ETF to 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. All or a portion of the value was pledged as collateral to cover margin requirements for open futures contracts. See Note 2J. The rate shown is the 7-day SEC standardized yield as of March 31, 2024 . The rate shown is the 7-day SEC standardized yield as of December 31, 2023 . 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. 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. | |