Sionna Therapeutics, Inc. (SION)
NASDAQ: SION · Real-Time Price · USD
13.58
+0.68 (5.27%)
May 2, 2025, 4:00 PM EDT - Market closed

Company Description

Sionna Therapeutics, Inc., a clinical-stage biopharmaceutical company, researches and develops medicines for the treatment of cystic fibrosis (CF).

It develops galicaftor (SION-2222), a transmembrane domain 1 (TMD1)-directed cystic fibrosis transmembrane conductance regulator (CFTR) that has completed Phase 2 trial; navocaftor (SION-3067), a potentiator that has completed Phase 2 trial; SION-109, an intracellular loop 4 directed CFTR corrector that has completed Phase 1 trial; SION-2851, a TMD1-directed CFTR corrector that has completed Phase 1 trial; and SION-719 and SION-451, which are nucleotide-binding domain 1 stabilizers in Phase 1 trial.

The company was formerly known as Sling Therapeutics, Inc. and changed its name to Sionna Therapeutics, Inc. in July 2021.

Sionna Therapeutics, Inc. was incorporated in 2019 and is headquartered in Waltham, Massachusetts.

Sionna Therapeutics, Inc.
Sionna Therapeutics logo
Country United States
Founded 2019
IPO Date Feb 7, 2025
Industry Biotechnology
Sector Healthcare
Employees 41
CEO Michael Cloonan

Contact Details

Address:
21 Hickory Drive, Suite 500
Waltham, Massachusetts 02451
United States
Phone 617 819 2020
Website sionnatx.com

Stock Details

Ticker Symbol SION
Exchange NASDAQ
Stock Type Common Stock
Fiscal Year January - December
Reporting Currency USD
IPO Price $18.00
CIK Code 0002036042
ISIN Number US8294011080
SIC Code 2834

Key Executives

Name Position
Michael Cloonan M.B.A. President, Chief Executive Officer and Director
Elena H. Ridloff C.F.A. Chief Financial Officer and Head of Corporate Development
Dr. Charlotte McKee M.D. Chief Medical Officer
Dr. Greg Hurlbut Ph.D. Co-Founder and Senior Vice President of Discovery Research
Dr. Mark Munson Ph.D. Co-founder and Senior Vice President of Medicinal Chemistry
Meghan Bagshaw Vice President of Programs, Portfolio and Operations
Andy Chu Vice President of Information and Technology
Vanya Sagar Chief People Officer
Mara Furlow M.S. Senior Vice President of Global Regulatory Affairs and Quality
Michael Hewitt Ph.D. Senior Vice President of Chemistry, Manufacturing and Controls

Latest SEC Filings

Date Type Title
Apr 29, 2025 ARS Filing
Apr 29, 2025 DEFA14A Additional definitive proxy soliciting materials and Rule 14(a)(12) material
Apr 29, 2025 DEF 14A Other definitive proxy statements
Mar 20, 2025 10-K Annual Report
Mar 20, 2025 8-K Current Report
Feb 18, 2025 SCHEDULE 13D Filing
Feb 18, 2025 SCHEDULE 13D Filing
Feb 18, 2025 SCHEDULE 13D Filing
Feb 18, 2025 SCHEDULE 13D Filing
Feb 14, 2025 SCHEDULE 13G Filing