Statements of Financial Condition - USD ($)		Dec. 31, 2024	Dec. 31, 2023
Assets
United States Treasury Obligations, at value (cost $49,104,326 and $55,864,584, respectively)		$ 49,156,643	$ 55,916,139
Affiliated investments, at value (cost $51,500,959 and $53,361,244, respectively)		100,657,602	109,261,974
Other investments:
LME Commodity Futures Contracts receivable		462,018
Unrealized appreciation on LME Commodity Futures Contracts		2,345,072	2,605,074
Deposits with brokers:
Cash collateral - Commodity Futures Contracts		15,000,000	15,000,000
Receivable for:
Dividends from affiliates		227,249	204,877
Total assets		118,691,941	127,071,925
Other Investments:
LME Commodity Futures Contracts payable			4,329,738
Unrealized depreciation on LME Commodity Futures Contracts		5,864,184	683,289
Payable for:
Distributions			395,895
Management fees		74,508	76,002
Brokerage commissions and fees		4,935	5,014
Total liabilities		5,943,627	5,489,938
Commitments and Contingencies (Note 10)
Equity
Shareholder's equity—General Shares		752	731
Shareholders' equity—Shares		112,747,562	121,581,256
Total shareholders' equity		112,748,314	121,581,987
Total liabilities and equity		$ 118,691,941	$ 127,071,925
General Shares outstanding		40	40
Shares outstanding		6,000,000	6,650,000
Net asset value per share		$ 18.79	$ 18.28
Market value per share	[1]	$ 18.84	$ 18.31
Investment Affiliated [Member]
Assets
Affiliated investments, at value (cost $51,500,959 and $53,361,244, respectively)		$ 51,500,959	$ 53,345,835

[1] The mean between the last bid and ask prices.