Form 4 - Statement of changes in beneficial ownership of securities:
SEC Accession No. 0000950170-25-017036
Filing Date
2025-02-10
Accepted
2025-02-10 16:05:12
Documents
1
Period of Report
2025-02-06

Document Format Files

Seq Description Document Type Size
1 4 ownership.html 4  
1 4 ownership.xml 4 3780
  Complete submission text file 0000950170-25-017036.txt   5240
Mailing Address C/O HARPOON THERAPEUTICS, INC. 131 OYSTER POINT BOULEVARD, SUITE 300 SOUTH SAN FRANCISCO CA 94080
Business Address
Viney Joanne L. (Reporting) CIK: 0001816744 (see all company filings)

Type: 4 | Act: 34 | File No.: 001-42504 | Film No.: 25605738

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)