Transaction Details

Footnotes

Excludes shares of Common Stock relating to the voting group described below under "Remarks". Represents shares of common stock, $0.01 par value per share of the Issuer ("Common Stock"), held by Mr. Weinzierl directly. This Form 4 is filed jointly by John A. Weinzierl and Katla. Mr. Weinzierl is the 100% owner of all of the equity of Katla. Mr. Weinzierl is also the Chairman of U.S. Energy Corp. and is the Trustee of the Trust (defined below). Mr. Weinzierl disclaims beneficial ownership of the securities reported herein except to the extent of his pecuniary interest therein. Includes 40,000 shares of restricted Common Stock that remain subject to time-based vesting on January 1, 2026, and recipient's continued service to the Issuer. | Excludes shares of Common Stock relating to the voting group described below under "Remarks". Represents shares of Common Stock held directly by Katla Energy Holdings LLC ("Katla"). The shares held by Katla may be deemed to be beneficially owned by Mr. Weinzierl due to his ownership of 100% of Katla and his position as Managing Member of Katla. | Excludes shares of Common Stock relating to the voting group described below under "Remarks". Represents shares of Common Stock held by John Alfred Weinzierl 2020 Trust, u/t/a November 10, 2020 (the "Trust"). The shares held by the Trust may be deemed to be beneficially owned by Mr. Weinzierl due to his position as Trustee of the Trust. | Mr. Weinzierl disclaims beneficial ownership other than to the extent of his pecuniary interest therein. | Shares previously owned directly by Synergy Offshore LLC ("Synergy"). Katla is an owner of member interests in Synergy Producing Properties, LLC ("SPP"), which is the 100% owner of Synergy. Mr. Weinzierl and Katla may be deemed to beneficially own the shares of Common Stock owned by Synergy based on certain member rights in SPP. Mr. Weinzierl and Katla disclaim beneficial ownership in such shares other than to the extent of their pecuniary interest therein. | On October 28, 2025, Synergy distributed all of the 1,400,000 shares of Common Stock owned by it to SPP, and SPP distributed all of such shares to its members, including 796,761 shares to Katla. Such shares were distributed without payment of any additional consideration.