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Sionna Therapeutics, Inc.

For the period ended Mar 31, 2026. Filed May 12, 2026.

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About this filing

A company's report for each of its first three quarters. The financial statements are not audited. It shows how the business has moved since the last annual report, and what management says changed.

Mar 31, 2026 · Filed May 12, 2026

SION$3.57+8.8%Stored close · as of Nov 9, 2026

Extracted filing text, with the paragraph anchors used by the comparison.

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Table of Contents

Page
Part I - Financial InformationF-1
Item 1. Financial Statements (Unaudited)F-1
Item 2. Management's Discussion and Analysis of Financial Condition and Results of Operations13
Item 3. Quantitative and Qualitative Disclosures About Market Risk22
Item 4. Controls and Procedures22
Part II - Other Information23
Item 1. Legal Proceedings23
Item 1A. Risk Factors23
Item 2. Unregistered Sales of Equity Securities and Use of Proceeds81
Item 3. Defaults Upon Senior Securities81
Item 4. Mine Safety Disclosures81
Item 5. Other Information81
Item 6. Exhibits83
SIGNATURES84

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ContentsView on SEC.gov

The text of this filing, as the company filed it with the SEC, without its images or exhibits. This is not investment advice.