Company: SION
Filing Date: 2025-05-12
Form Type: 10-Q
Source: 0002036042-25-000016
Chunk: 449

Company: Sionna Therapeutics, Inc.
Filing Date: 2025-05-12
Form: 10-Q
Item: Part II, Item 1A
Chunk 449
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10.2#Sionna Therapeutics, Inc. 2025 Employee Stock Purchase Plan (Incorporated by reference to Exhibit 10.3 of the Registrant’s Registration Statement on Form S-1/A (File No. 333-284352) filed on February 3, 2025).10.3#Form of Indemnification Agreement by and between the Registrant and its director and executive officers (Incorporated by reference to Exhibit 10.4 of the Registrant’s Registration Statement on Form S-1/A (File No. 333-284352) filed on February 3, 2025).10.4#Senior Executive Cash Incentive Bonus Plan (Incorporated by reference to Exhibit 10.5 of the Registrant’s Registration Statement on Form S-1/A (File No. 333-284352) filed on February 3, 2025).10.5#Severance and Change in Control Plan (Incorporated by reference to Exhibit 10.6 of the Registrant’s Registration Statement on Form S-1/A (File No. 333-284352) filed on February 3, 2025).10.6#Non-Employee Director Compensation Policy (Incorporated by reference to Exhibit 10.7 of the Registrant’s Registration Statement on Form S-1/A (File No. 333-284352) filed on February 3, 2025).31.1*Certification of Principal Executive Officer Pursuant to Rules 13a-14(a) and 15d-14(a) under the Securities Exchange Act of 1934, as Adopted Pursuant to Section 302 of the Sarbanes-Oxley Act of 2002.31.2*Certification of Principal Financial Officer Pursuant to Rules 13a-14(a) and 15d-14(a) under the Securities Exchange Act of 1934, as Adopted Pursuant to Section 302 of the Sarbanes-Oxley Act of 2002.32.1*+Certification of Principal Executive Officer and Principal Financial Officer Pursuant to 18 U.S.C. Section 1350, as Adopted Pursuant to Section 906 of the Sarbanes-Oxley Act of 2002.101.INSInline XBRL Instance Document101.SCHInline XBRL Taxonomy Extension Schema With Embedded Linkbase Documents104Cover Page Interactive Data File (