UNG UNITED STATES NATURAL GAS FUND LP Earnings Reports 8-K Filing 2023 - Financial Statements and Exhibits United States Natural Gas Fund, LP has filed audited Statements of Financial Condition of United States Commodity Funds LLC (USCF) as of December 31, 2022 and 2021.Get access to all SEC 8-K filings of the UNITED STATES NATURAL GAS FUND LP