Statement of Financial Condition - USD ($)		Dec. 31, 2016	Dec. 31, 2015
Assets
United States Treasury Obligations, at value (cost $2,403,904,566 and $1,936,918,775, respectively)		$ 2,403,838,023	$ 1,936,908,405
Affiliated investments, at value and cost		131,029,805
Total investments, at value (cost $2,534,934,371 and $1,936,918,775, respectively)		2,534,867,828	1,936,908,405
Cash held by custodian	[1],[2]	5,015,157	92,092,936
Receivable for:
Dividends from affiliates		42,071
LME contracts		2,261,914
Variation margin		454,471	16,665,912
Net unrealized appreciation (depreciation) on Commodity Futures Contracts		16,601,502	(34,446,056)
Total assets		2,559,242,943	2,011,221,197
Payable for:
LME contracts			22,459,170
Management fee		1,773,390	1,534,015
Brokerage commissions and fees		5,014	5,000
Total liabilities		1,778,404	23,998,185
Commitments and Contingencies (Note 9)
Equity
Shareholder's equity—General Shares		633	534
Shareholders' equity—Shares		2,557,463,906	1,987,222,478
Total shareholders' equity		2,557,464,539	1,987,223,012
Total liabilities and equity		$ 2,559,242,943	$ 2,011,221,197
General Shares outstanding		40	40
Shares outstanding		161,600,000	148,800,000
Net asset value per share		$ 15.83	$ 13.35
Market value per share		$ 15.84	$ 13.37

[1] Cash at December 31, 2014 and prior reflects cash held by Predecessor Commodity Broker

[2] Cash at December 31, 2016 and 2015 reflects cash held by the Custodian.