Kenon Holdings Ltd. — M&A Activity 2026

Feb 3, 2026

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UNITED STATES

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549

FORM 6-K

REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934

February 3, 2026

Commission File Number 001-36761

Kenon Holdings Ltd.

1 Temasek Avenue #37-02B Millenia Tower Singapore 039192 (Address of principal executive offices)

Indicate by check mark whether the registrant files or will file annual reports under cover of Form 20-F or Form 40-F.

Form 20-F ☒ Form 40-F ☐

EXHIBIT 99.1 TO THIS REPORT ON FORM 6-K IS INCORPORATED BY REFERENCE IN THE REGISTRATION STATEMENT ON FORM S-8 (FILE NO. 333-201716) OF KENON HOLDINGS LTD. AND IN THE PROSPECTUSES RELATING TO SUCH REGISTRATION STATEMENT

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Exhibits

99.1 Press Release, dated February 3, 2026: Kenon's Subsidiary OPC Energy Ltd. Announces the Completion of Acquisition of Remaining Interest in the Basin Ranch Project by CPV Group

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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, thereunto duly authorized.

KENON HOLDINGS LTD.

Date: February 3, 2026 By: /s/ Robert L. Rosen

Name: Robert L. Rosen Title: Chief Executive Officer

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Exhibit 99.1

Kenon's Subsidiary OPC Energy Ltd. Announces the Completion of Acquisition of Remaining Interest in the Basin Ranch Project by CPV Group

Singapore, February 3, 2026. Kenon Holdings Ltd.'s (NYSE: KEN, TASE: KEN) subsidiary OPC Energy Ltd. (" OPC") has announced the completion of CPV Group LP's (a 70%-owned subsidiary of OPC) ("CPV Group") previously announced acquisition of the remaining 30% interest in the Basin Ranch Project, a gas-fired power plant project in Texas with an estimated 1.35 GW capacity (the "Basin Ranch Project"). As a result, CPV Group now owns 100% of the Basin Ranch Project.

For further information, see Kenon's Reports on Form 6-K furnished to the U.S. Securities and Exchange Commission on October 23, 2025, October 28, 2025, October 29, 2025 and January 8, 2026.