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Schedule of Investments
Dec. 31, 2025
USD ($)
contract
Dec. 31, 2024
USD ($)
contract
US    
Notional Amount $ 20,769,945 $ 17,542,741
Number of Contracts | contract 502 515
Fair Value/Unrealized Gain (Loss) on Open Commodity Contracts $ (2,070,955) $ 1,115,220
% of Partners' Capital (11.08%) 5.97%
US | NYMEX Natural Gas Futures NG February 2026 Contracts, Expiring January 2026    
Notional Amount $ 1,835,107  
Number of Contracts | contract 42  
Fair Value/Unrealized Gain (Loss) on Open Commodity Contracts $ (286,987)  
% of Partners' Capital (1.53%)  
US | NYMEX Natural Gas Futures NG March 2026 contracts, expiring February 2026    
Notional Amount $ 1,610,383  
Number of Contracts | contract 41  
Fair Value/Unrealized Gain (Loss) on Open Commodity Contracts $ (327,083)  
% of Partners' Capital (1.75%)  
US | NYMEX Natural Gas Futures NG April 2026 contracts, expiring March 2026    
Notional Amount $ 1,561,923  
Number of Contracts | contract 41  
Fair Value/Unrealized Gain (Loss) on Open Commodity Contracts $ (269,193)  
% of Partners' Capital (1.44%)  
US | NYMEX Natural Gas Futures NG May 2026 contracts, expiring April 2026    
Notional Amount $ 1,533,443  
Number of Contracts | contract 42  
Fair Value/Unrealized Gain (Loss) on Open Commodity Contracts $ (176,843)  
% of Partners' Capital (0.94%)  
US | NYMEX Natural Gas Futures NG June 2026 contracts, expiring May 2026    
Notional Amount $ 1,663,192  
Number of Contracts | contract 42  
Fair Value/Unrealized Gain (Loss) on Open Commodity Contracts $ (222,172)  
% of Partners' Capital (1.19%)  
US | NYMEX Natural Gas Futures NG July 2026 contracts, expiring June 2026    
Notional Amount $ 1,729,960  
Number of Contracts | contract 42  
Fair Value/Unrealized Gain (Loss) on Open Commodity Contracts $ (188,140)  
% of Partners' Capital (1.01%)  
US | NYMEX Natural Gas Futures NG August 2026 contracts, expiring July 2026    
Notional Amount $ 1,755,677  
Number of Contracts | contract 42  
Fair Value/Unrealized Gain (Loss) on Open Commodity Contracts $ (184,457)  
% of Partners' Capital (0.99%)  
US | NYMEX Natural Gas Futures NG September 2026 contracts, expiring August 2026    
Notional Amount $ 1,647,788  
Number of Contracts | contract 42  
Fair Value/Unrealized Gain (Loss) on Open Commodity Contracts $ (87,488)  
% of Partners' Capital (0.47%)  
US | NYMEX Natural Gas Futures NG October 2026 contracts, expiring September 2026    
Notional Amount $ 1,672,394  
Number of Contracts | contract 42  
Fair Value/Unrealized Gain (Loss) on Open Commodity Contracts $ (92,774)  
% of Partners' Capital (0.50%)  
US | NYMEX Natural Gas Futures NG November 2026 contracts, expiring October 2026    
Notional Amount $ 1,767,480  
Number of Contracts | contract 42  
Fair Value/Unrealized Gain (Loss) on Open Commodity Contracts $ (90,840)  
% of Partners' Capital (0.49%)  
US | NYMEX Natural Gas Futures NG December 2026 contracts, expiring November 2026    
Notional Amount $ 2,017,308  
Number of Contracts | contract 42  
Fair Value/Unrealized Gain (Loss) on Open Commodity Contracts $ (144,528)  
% of Partners' Capital (0.77%)  
US | NYMEX Natural Gas Futures NG January 2027 contracts, expiring December 2026    
Notional Amount $ 1,975,290  
Number of Contracts | contract 42  
Fair Value/Unrealized Gain (Loss) on Open Commodity Contracts $ (450)  
% of Partners' Capital 0.00%  
US | NYMEX Natural Gas Futures NG February 2025 contracts, expiring January 2025    
Notional Amount   $ 1,507,310
Number of Contracts | contract   43
Fair Value/Unrealized Gain (Loss) on Open Commodity Contracts   $ 54,880
% of Partners' Capital   0.29%
US | NYMEX Natural Gas Futures NG March 2025 contracts, expiring February 2025    
Notional Amount   $ 1,325,307
Number of Contracts | contract   43
Fair Value/Unrealized Gain (Loss) on Open Commodity Contracts   $ 6,833
% of Partners' Capital   0.04%
US | NYMEX Natural Gas Futures NG April 2025 contracts, expiring March 2025    
Notional Amount   $ 1,226,637
Number of Contracts | contract   42
Fair Value/Unrealized Gain (Loss) on Open Commodity Contracts   $ 62,763
% of Partners' Capital   0.34%
US | NYMEX Natural Gas Futures NG May 2025 contracts, expiring April 2025    
Notional Amount   $ 1,299,545
Number of Contracts | contract   43
Fair Value/Unrealized Gain (Loss) on Open Commodity Contracts   $ 57,965
% of Partners' Capital   0.31%
US | NYMEX Natural Gas Futures NG June 2025 contracts, expiring May 2025    
Notional Amount   $ 1,353,278
Number of Contracts | contract   43
Fair Value/Unrealized Gain (Loss) on Open Commodity Contracts   $ 80,772
% of Partners' Capital   0.43%
US | NYMEX Natural Gas Futures NG July 2025 contracts, expiring June 2025    
Notional Amount   $ 1,475,965
Number of Contracts | contract   43
Fair Value/Unrealized Gain (Loss) on Open Commodity Contracts   $ 38,495
% of Partners' Capital   0.21%
US | NYMEX Natural Gas Futures NG August 2025 contracts, expiring July 2025    
Notional Amount   $ 1,416,560
Number of Contracts | contract   43
Fair Value/Unrealized Gain (Loss) on Open Commodity Contracts   $ 114,240
% of Partners' Capital   0.61%
US | NYMEX Natural Gas Futures NG September 2025 contracts, expiring August 2025    
Notional Amount   $ 1,406,475
Number of Contracts | contract   43
Fair Value/Unrealized Gain (Loss) on Open Commodity Contracts   $ 116,587
% of Partners' Capital   0.62%
US | NYMEX Natural Gas Futures NG October 2025 contracts, expiring September 2025    
Notional Amount   $ 1,404,005
Number of Contracts | contract   43
Fair Value/Unrealized Gain (Loss) on Open Commodity Contracts   $ 152,165
% of Partners' Capital   0.82%
US | NYMEX Natural Gas Futures NG November 2025 contracts, expiring October 2025    
Notional Amount   $ 1,531,437
Number of Contracts | contract   43
Fair Value/Unrealized Gain (Loss) on Open Commodity Contracts   $ 148,143
% of Partners' Capital   0.79%
US | NYMEX Natural Gas Futures NG December 2025 contracts, expiring November 2025    
Notional Amount   $ 1,695,166
Number of Contracts | contract   43
Fair Value/Unrealized Gain (Loss) on Open Commodity Contracts   $ 181,354
% of Partners' Capital   0.97%
US | NYMEX Natural Gas Futures NG January 2026 contracts, expiring December 2025    
Notional Amount   $ 1,901,055
Number of Contracts | contract   43
Fair Value/Unrealized Gain (Loss) on Open Commodity Contracts   $ 101,023
% of Partners' Capital   0.54%
Cash Equivalents | United States - Money Market Funds    
Market Value $ 8,000,000 $ 11,000,000
% of Partners' Capital 42.76% 58.91%
Cash Equivalents | United States - Money Market Funds | Dreyfus Institutional Preferred Government Money Market Fund - Institutional Shares, 3.71%    
Shares/Principal Amount $ 4,000,000  
Market Value $ 4,000,000  
% of Partners' Capital 21.38%  
Cash Equivalents | United States - Money Market Funds | Morgan Stanley Institutional Liquidity Funds - Government Portfolio - Institutional Shares, 3.69%    
Shares/Principal Amount [1] $ 4,000,000  
Market Value [1] $ 4,000,000  
% of Partners' Capital [1] 21.38%  
Cash Equivalents | United States - Money Market Funds | Morgan Stanley Institutional Liquidity Funds - Government Portfolio - Institutional Shares, 4.43%    
Shares/Principal Amount [2]   $ 11,000,000
Market Value [2]   $ 11,000,000
% of Partners' Capital [2]   58.91%
[1] Reflects the 7-day yield at December 31, 2025.
[2] Reflects the 7-day yield at December 31, 2024.