Company: SION
Filing Date: 2025-04-29
Form Type: DEF 14A
Source: 0001193125-25-101830
Chunk: 21

Company: Sionna Therapeutics, Inc.
Filing Date: 2025-04-29
Form: DEF 14A
Chunk 21
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3, no services were provided to us by Deloitte & Touche LLP other than in accordance with the pre-approval policies and procedures described above or as pre-approved by our board of directors, prior to the establishment of our audit committee.

Vote Required

To ratify the appointment of Deloitte & Touche LLP as our independent registered public accounting firm for the fiscal year ending December 31, 2025, the affirmative vote of a majority of votes properly cast for and against this Proposal No. 2 is required. Abstentions will have no effect on the outcome of this proposal. This proposal is considered to be a discretionary item, and your broker will be able to vote on this proposal even if it does not receive instructions from you. Accordingly, we do not anticipate that there will be any broker non-votes on this proposal; however, any broker non-votes will not be counted as “votes cast” and will therefore have no effect on this proposal.

Board Recommendation

The board of directors recommends voting “FOR” Proposal No. 2 to ratify the appointment of Deloitte & Touche LLP as our independent registered public accounting firm for the fiscal year ending December 31, 2025.**

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CORPORATE GOVERNANCE Director Nomination Process Our board of directors is responsible for filling vacancies on our board and for nominating candidates for election by our stockholders each year in the class of directors whose term expires at the relevant annual meeting. Our nominating and corporate governance committee is responsible for identifying individuals qualified to serve as directors, consistent with criteria approved by our board, and recommending such persons to be nominated for election as directors, except where we are legally required by contract, law or otherwise to provide third parties with the right to nominate. Generally, our nominating and corporate governance committee will identify candidates for director nominees in consultation with management, through the use of search firms or other advisors, through the recommendations submitted by shareholders or through such other methods as the nominating and corporate governance committee deems to be helpful to identify candidates. Our nominating and corporate governance committee and our board of directors may consider a broad range of factors relating to the qualifications and background of director nominees, such as a candidate’s character, judgment, skills, education, expertise and absence of conflicts of interest, as well as diversity, including diversity of expertise, professional experience, and background. The qualifications, qualities and skills that our nominating and corporate governance committee believes must be met by a nominee for