Opc Energy Ltd. — M&A Activity 2026

Feb 3, 2026

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OPC Energy Ltd.

("the Company")

February 3, 2026

To To

The Tel Aviv Stock Exchange Ltd.

The Securities Authority

www.tase.co.il www.isa.gov.il

Subject: CPV Group – Completion of the acquisition of the remaining 30% of the rights in the Basin Ranch Project

Following the Company's reports regarding entering into an agreement to acquire the remaining 30% of the rights in the Basin Ranch project ("Acquisition of the Remaining Rights" and "the Project", respectively) and the financial closing of the Project, as well as the report regarding the increase of Leumi financing, as described in the reports above , the Company updates that on February 2, 2026, the acquisition of the remaining rights in the project was completed, after the provision of the required amounts and obligations from the CPV Group and the fulfillment of the closing conditions . As of the date of completion as stated, the CPV Group holds 100% of the rights in the Project. 1 2 3

The completion of the acquisition of the remaining rights will lead to the consolidation of the Project in the financial statements of CPV and accordingly in the reports of the Company. As of the report date, the Company is examining the accounting treatment of the transaction, including whether it will be classified as an asset acquisition or a business combination. Accordingly, insofar as the transaction is treated as an asset acquisition, no recognition of a revaluation gain is expected as a result of the transition from the application of the equity method to the consolidation of the Project, and insofar as it is treated as a business combination, a recognition of such a revaluation gain is expected, which is expected to be material. It should be clarified that the completion of the examination of the accounting treatment is ongoing and subject to the audit of the Company's accountants.

Gas-powered power plant with an estimated capacity of approximately 1.35 GW in West Texas (ERCOT market). 1

On October 29, 2025 (Ref. No.: 2025-01-081169), October 28, 2025 (Ref. No.: 2025-01-080757), and the reports from October 23, 2025 and January 8, 2026 (Ref. Nos.: 2025-01-079215 and 2026-01-003374, respectively), which are included by way of reference. 2

In relation to future payments that will be paid to the seller in connection with the agreement to purchase the remaining rights, see the report from October 29, 2025 mentioned above. 3