# Sionna Therapeutics, Inc.: Form 8-K, filed Jun 18, 2026

- Company: [Sionna Therapeutics, Inc.](/companies/sion.md) (CIK 2036042)
- Form: 8-K
- Filed: 2026-06-18
- Accepted by EDGAR: Jun 18, 2026, 16:05 ET
- Period: 2026-06-17
- Accession: 0001628280-26-044263
- Inline XBRL: yes
- Main document: https://www.sec.gov/Archives/edgar/data/2036042/000162828026044263/sion-20260617.htm
- All documents and exhibits: https://www.sec.gov/Archives/edgar/data/2036042/000162828026044263/

## Items reported

- Item 5.07: Shareholder vote results

## Sections

Sections are extracted only from 10-K and 10-Q reports. Read this filing’s documents on sec.gov. https://www.sec.gov/Archives/edgar/data/2036042/000162828026044263/sion-20260617.htm

Filed Jun 18, 2026.
Source: SEC EDGAR, the filing index for accession 0001628280-26-044263. Last ingested by Listed: Oct 24, 2026, 15:06 ET. No prices; not investment advice.