Form 4 - Statement of changes in beneficial ownership of securities:
SEC Accession No. 0002046433-26-000002
Filing Date
2026-01-06
Accepted
2026-01-06 16:26:49
Documents
1
Period of Report
2026-01-02

Document Format Files

Seq Description Document Type Size
1 PRIMARY DOCUMENT edgardoc.html 4  
1 PRIMARY DOCUMENT edgardoc.xml 4 3902
  Complete submission text file 0002046433-26-000002.txt   5336
Mailing Address 21 HICKORY DRIVE, SUITE 500 WALTHAM MA 02451
Business Address 21 HICKORY DRIVE, SUITE 500 WALTHAM MA 02451 617-819-2020
Sionna Therapeutics, Inc. (Issuer) CIK: 0002036042 (see all company filings)

EIN.: 000000000 | State of Incorp.: DE | Fiscal Year End: 1231
SIC: 2834 Pharmaceutical Preparations
(CF Office: 03 Life Sciences)

Mailing Address SIONNA THERAPEUTICS 21 HICKORY DRIVE, SUITE 500 WALTHAM MA 02451
Business Address
McKee Charlotte (Reporting) CIK: 0002046433 (see all company filings)

Type: 4 | Act: 34 | File No.: 001-42504 | Film No.: 26511963