Form 8-A12B - Registration of securities [Section 12(b)]:
SEC Accession No. 0001193125-25-020023
Filing Date
2025-02-04
Accepted
2025-02-04 16:07:32
Documents
1

Document Format Files

Seq Description Document Type Size
1 8-A12B d898278d8a12b.htm 8-A12B 13969
  Complete submission text file 0001193125-25-020023.txt   14973
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. (Filer) CIK: 0002036042 (see all company filings)

EIN.: 000000000 | State of Incorp.: DE | Fiscal Year End: 1231
Type: 8-A12B | Act: 34 | File No.: 001-42504 | Film No.: 25588168
SIC: 2834 Pharmaceutical Preparations
(CF Office: 03 Life Sciences)