Company: SION
Filing Date: 2025-03-20
Form Type: 10-K
Source: 0002036042-25-000005
Chunk: 176

Company: Sionna Therapeutics, Inc.
Filing Date: 2025-03-20
Form: 10-K
Item: Item 15
Chunk 176
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ITEM 15. EXHIBITS AND FINANCIAL STATEMENT SCHEDULES

(a)Financial Statements 

For a list of the consolidated financial statements included herein, see Index to the Consolidated Financial Statements on page F-1 of this Annual Report, which is incorporated into this Item by reference. 

(b)Exhibits

ExhibitNumberDescription3.1Fifth Amended and Restated Certificate of Incorporation of Sionna Therapeutics, Inc. (Incorporated by reference to Exhibit 3.1 of the Registrant’s Current Report on Form 8-K (File No. 001-42504) filed on February 10, 2025).3.2Amended and Restated Bylaws of Sionna Therapeutics, Inc. (Incorporated by reference to Exhibit 3.2 of the Registrant’s Current Report on Form 8-K (File No. 001-42504) filed on February 10, 2025).4.1Specimen Common Stock Certificate (Incorporated by reference to Exhibit 4.1 of the Registrant’s Registration Statement on Form S-1/A (File No. 333-284352) filed on February 3, 2025).4.2+Third Amended and Restated Investors’ Rights Agreement, by and between the Registrant and certain of its stockholders, dated as of March 4, 2024 (Incorporated by reference to Exhibit 4.2 of the Registrant’s Registration Statement on Form S-1/A (File No. 333-284352) filed on February 3, 2025).4.3*Description of Securities of the Registrant.10.1#2020 Stock Option and Grant Plan and form of award agreements thereunder (Incorporated by reference to Exhibit 10.1 of the Registrant’s Registration Statement on Form S-1/A (File No. 333-284352) filed on February 3, 2025).10.2#Sionna Therapeutics, Inc. 2025 Stock Option and Incentive Plan and form of award agreements thereunder (Incorporated by reference to Exhibit 10.2 of the Registrant’s Registration Statement on Form S-1/A (File No. 333-284352) filed on February 3, 2025).10.3#Sionna Therapeutics, Inc. 2025 Employee Stock Purchase Plan