UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
FORM
CURRENT REPORT
PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934
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Item 7.01. Regulation FD Disclosure.
On May 28, 2026, United States Commodity Index Funds Trust (the “Registrant”), and United States Commodity Index Fund (“USCI”) and United States Copper Index Fund (“CPER”), each a series of the Registrant, issued their monthly account statements for the month ended April 30, 2026, which are presented in the form of Statements of Income (Loss) and Statements of Changes in Net Asset Value, as required pursuant to Rule 4.22 under the Commodity Exchange Act. A copy of the monthly account statements is furnished as Exhibit 99.1 to this Current Report on Form 8-K and also can be found on USCI’s and CPER’s website at www.uscfinvestments.com. The information furnished in this Current Report on Form 8-K, including Exhibit 99.1, shall not be deemed to be “filed” for purposes of Section 18 of the Securities Exchange Act of 1934, as amended, or otherwise subject to the liabilities of that section, nor shall it be deemed incorporated by reference in any filing under the Securities Act of 1933, as amended, except as shall be expressly set forth by specific reference in any such filing.
Item 9.01. Financial Statements and Exhibits.
(d) Exhibits.
SIGNATURES
Pursuant to the requirements of the Securities Exchange Act of 1934, the Registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.
| UNITED STATES COMMODITY INDEX FUNDS TRUST | |||
| By: | United States Commodity Funds LLC, its sponsor | ||
| Date: | May 28, 2026 | By: | /s/ Stuart P. Crumbaugh |
| Name: | Stuart P. Crumbaugh | ||
| Title: | Chief Financial Officer | ||
Exhibit 99.1
United States Commodity Index Funds Trust
United States Commodity Index Fund
Monthly Account Statement
For the Month Ended April 30, 2026
| Statement of Income (Loss) | ||||
| Income | ||||
| Realized Trading Gain (Loss) on Commodity Futures | $ | 6,865,004 | ||
| Unrealized Gain (Loss) on Market Value of Commodity Futures | 8,488,009 | |||
| Dividend Income | 623,107 | |||
| Interest Income | 408,384 | |||
| ETF Transaction Fees | 1,750 | |||
| Total Income (Loss) | $ | 16,386,254 | ||
| Expenses | ||||
| Management Fees | $ | 232,882 | ||
| Professional Fees | 31,006 | |||
| Brokerage Commissions | 10,642 | |||
| Directors' Fees and Insurance | 7,166 | |||
| Total Expenses | $ | 281,696 | ||
| Net Income (Loss) | $ | 16,104,558 | ||
| Statement of Changes in Net Asset Value | ||||
| Net Asset Value Beginning of Month 4/1/26 | $ | 347,986,922 | ||
| Additions (200,000 Shares) | 19,571,114 | |||
| Withdrawals (50,000 Shares) | (4,762,612 | ) | ||
| Net Income (Loss) | 16,104,558 | |||
| Net Asset Value End of Month | $ | 378,899,982 | ||
| Net Asset Value Per Share (3,800,000 Shares) | $ | 99.71 | ||
To the Shareholders of United States Commodity Index Fund:
Pursuant to Rule 4.22(h) under the Commodity Exchange Act, the undersigned represents that, to the best of his knowledge and belief, the information contained in the Account Statement for the month ended April 30, 2026 is accurate and complete.
| /s/ Stuart P. Crumbaugh | |
| Stuart P. Crumbaugh | |
| Chief Financial Officer | |
| United States Commodity Funds LLC, Sponsor of United States Commodity Index Fund | |
United States Commodity Funds LLC
1850 Mt. Diablo Boulevard, Suite 640
Walnut Creek, CA 94596
United States Commodity Index Funds Trust
United States Copper Index Fund
Monthly Account Statement
For the Month Ended April 30, 2026
| Statement of Income (Loss) | ||||
| Income | ||||
| Realized Trading Gain (Loss) on Commodity Futures | $ | 16,508,363 | ||
| Unrealized Gain (Loss) on Market Value of Commodity Futures | 21,316,377 | |||
| Dividend Income | 1,525,872 | |||
| Interest Income | 527,315 | |||
| ETF Transaction Fees | 2,100 | |||
| Total Income (Loss) | $ | 39,880,027 | ||
| Expenses | ||||
| Management Fees | $ | 378,360 | ||
| Professional Fees | 40,609 | |||
| Brokerage Commissions | 25,704 | |||
| Directors' Fees and Insurance | 12,346 | |||
| Total Expenses | $ | 457,019 | ||
| Net Income (Loss) | $ | 39,423,008 | ||
| Statement of Changes in Net Asset Value | ||||
| Net Asset Value Beginning of Month 4/1/26 | $ | 713,562,786 | ||
| Withdrawals (1,500,000 Shares) | (52,458,873 | ) | ||
| Net Income (Loss) | 39,423,008 | |||
| Net Asset Value End of Month | $ | 700,526,921 | ||
| Net Asset Value Per Share (19,300,000 Shares) | $ | 36.30 | ||
To the Shareholders of United States Copper Index Fund:
Pursuant to Rule 4.22(h) under the Commodity Exchange Act, the undersigned represents that, to the best of his knowledge and belief, the information contained in the Account Statement for the month ended April 30, 2026 is accurate and complete.
| /s/ Stuart P. Crumbaugh | |
| Stuart P. Crumbaugh | |
| Chief Financial Officer | |
| United States Commodity Funds LLC, Sponsor of United States Copper Index Fund | |
United States Commodity Funds LLC
1850 Mt. Diablo Boulevard, Suite 640
Walnut Creek, CA 94596
United States Commodity Index Funds Trust
Monthly Account Statement
For the Month Ended April 30, 2026
| Statement of Income (Loss) | ||||
| Income | ||||
| Realized Trading Gain (Loss) on Commodity Futures | $ | 23,373,367 | ||
| Unrealized Gain (Loss) on Market Value of Commodity Futures | 29,804,386 | |||
| Dividend Income | 2,148,979 | |||
| Interest Income | 935,699 | |||
| ETF Transaction Fees | 3,850 | |||
| Total Income (Loss) | $ | 56,266,281 | ||
| Expenses | ||||
| Management Fees | $ | 611,242 | ||
| Professional Fees | 71,615 | |||
| Brokerage Commissions | 36,346 | |||
| Directors' Fees and Insurance | 19,512 | |||
| Total Expenses | $ | 738,715 | ||
| Net Income (Loss) | $ | 55,527,566 | ||
| Statement of Changes in Net Asset Value | ||||
| Net Asset Value Beginning of Month 4/1/26 | $ | 1,061,549,708 | ||
| Additions (200,000 Shares) | 19,571,114 | |||
| Withdrawals (1,550,000 Shares) | (57,221,485 | ) | ||
| Net Income (Loss) | 55,527,566 | |||
| Net Asset Value End of Month | $ | 1,079,426,903 | ||
To the Shareholders of the Series of the United States Commodity Index Funds Trust:
Pursuant to Rule 4.22(h) under the Commodity Exchange Act, the undersigned represents that, to the best of his knowledge and belief, the information contained in the Account Statement for the month ended April 30, 2026 is accurate and complete.
| /s/ Stuart P. Crumbaugh | |
| Stuart P. Crumbaugh | |
| Chief Financial Officer | |
| United States Commodity Funds LLC, Sponsor of United States Commodity Index Funds Trust | |
United States Commodity Funds LLC
1850 Mt. Diablo Boulevard, Suite 640
Walnut Creek, CA 94596