Material Event - Form 8-K

Hydro-Québecowns a 45% redeemable noncontrolling interest in the Dana TM4 joint venture. The terms of the shareholders agreement provide Hydro-Québecwith the right to put its ownership interests in the Dana TM4 joint venture to Dana at fair market value.

On May 6, 2024, Hydro-Québecprovided Dana with its put notice. The fair market value and the transaction closing date will be determined in accordance with the provisions of the shareholders agreement.

See Critical Accounting Estimates in Item 7 of Part II of our Form 10-Kfor the year ended December 31, 2023 and Note 7 of our consolidated financial statements in Item 1 of Part I of our Form 10-Qfor the quarterly period ended March 31, 2024 for additional information.

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