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Schedule of Investments (Unaudited)
Mar. 31, 2025
USD ($)
contract
Dec. 31, 2024
USD ($)
contract
Number of contracts | contract 9,485  
Fair Value/ Unrealized Gain (Loss) on Open Commodity Contracts $ 38,213,260 $ 28,431,020
Open Commodity Futures Contracts - Long | UNITED STATES | NYMEX WTI Crude Oil Futures CL May 2025 Contracts, Expiring April 2025 [Member]    
Notional Amount $ 639,774,540  
Number of contracts | contract 9,485  
Fair Value/ Unrealized Gain (Loss) on Open Commodity Contracts $ 38,213,260  
% of Partners' Capital 3.91%  
Open Commodity Futures Contracts - Long | UNITED STATES | NYMEX WTI Crude Oil Futures CL February 2025 contracts, expiring January 2025    
Notional Amount [1]   $ 766,513,460
Number of contracts | contract [1]   11,084
Fair Value/ Unrealized Gain (Loss) on Open Commodity Contracts [1]   $ 28,431,020
% of Partners' Capital [1]   2.61%
Cash Equivalents | United States Money Market Funds    
Market Value $ 492,450,000 $ 727,450,000
% of Partners' Capital 50.43% 66.85%
Cash Equivalents | United States Money Market Funds | Morgan Stanley Institutional Liquidity Funds - Government Portfolio - Institutional Shares    
Shares/Principal Amount $ 492,450,000 [2] $ 727,450,000 [3]
Market Value $ 492,450,000 [2] $ 727,450,000 [3]
% of Partners' Capital 50.43% [2] 66.85% [3]
Open OTC Commodity Swap Contracts    
Notional amount of Open OTC Commodity Swap Contracts $ 292,506,495 [4] $ 293,395,107 [5]
Fair Value/Open Commodity Swap Contracts 298,522,196 [4] 293,393,039 [5]
Unrealized Gain (Loss) on Commodity Swap Contracts $ 6,015,701 [4],[6] $ (2,068) [5],[7]
Open OTC Commodity Swap Contracts | Societe Generale | MACQUARIE MQCP361E 01212025Index    
Fund Pays Counterparty 0.26%  
Notional amount of Open OTC Commodity Swap Contracts $ 172,379,948  
Fair Value/Open Commodity Swap Contracts 172,378,720  
Unrealized Gain (Loss) on Commodity Swap Contracts [6] $ (1,228)  
Open OTC Commodity Swap Contracts | Societe Generale | SOC GEN SGIXCWTI 12202024Index    
Fund Pays Counterparty 0.25% 0.25%
Notional amount of Open OTC Commodity Swap Contracts $ 120,126,547 $ 123,976,793
Fair Value/Open Commodity Swap Contracts 126,143,476 123,975,932
Unrealized Gain (Loss) on Commodity Swap Contracts $ 6,016,929 [6] $ (861) [7]
Open OTC Commodity Swap Contracts | Societe Generale | MACQUARIE MQCP361E 07192024Index    
Fund Pays Counterparty   0.26%
Notional amount of Open OTC Commodity Swap Contracts   $ 169,418,314
Fair Value/Open Commodity Swap Contracts   169,417,107
Unrealized Gain (Loss) on Commodity Swap Contracts [7]   $ (1,207)
[1] Collateral amounted to $263,049,397 on open commodity futures contracts.
[2] #Reflects the 7-day yield at March 31, 2025.
[3] Reflects the 7-day yield at December 31, 2024.
[4] ˄Collateral amounted to $10,220,489 on open OTC commodity swap contracts.
[5] Collateral amounted to $17,210,489 on open OTC commodity swap contracts.
[6] (a)Reflects the value at reset date of March 31, 2025.
[7] Reflects the value at reset date of December 31, 2024.