Southwestern Energy Co

NYSE:SWNUnited States

Southwestern and certain of its directors, executive officers and other members of management and employees, Chesapeake, and certain of its directors, executive officers and other members of management and employees may be deemed to be participants in the solicitation of proxies from Southwestern's stockholders and the solicitation of proxies from Chesapeake's stockholders, in each case with respect to the proposed transaction. Information about Southwestern's directors and executive officers is available in Southwestern's Annual Report on Form 10-K for the 2023 fiscal year filed with the SEC on February 22, 2024 and its definitive proxy statement for the 2023 annual meeting of stockholders filed with the SEC on April 5, 2023, and in the joint proxy statement/prospectus (when available). Information about Chesapeake's directors and executive officers is available in its Annual Report on Form 10-K for the 2023 fiscal year filed with the SEC on February 21, 2024 and its definitive proxy statement for the 2023 annual meeting of stockholders filed with the SEC on April 28, 2023, and the joint proxy statement/prospectus (when available). Other information regarding the participants in the solicitations and a description of their direct and indirect interests, by security holdings or otherwise, will be contained in the Registration Statement, the joint proxy statement/prospectus and other relevant materials to be filed with the SEC regarding the proposed transaction when they become available. Stockholders of Southwestern, stockholders of Chesapeake, potential investors and other readers should read the joint proxy statement/prospectus carefully when it becomes available before making any voting or investment decisions.