Investor Relations

Investor Relations

NYSE American Symbol SYN
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52 Week Low/High

Analyst Coverage

William Blair & Co.Y. Katherine Xu, Ph.D.

BTIGTimothy Chiang

Griffin SecuritiesKeith A. Markey, Ph.D., M.B.A.


Synthetic Biologics, Inc. (NYSE MKT: SYN) is a late-stage clinical company developing therapeutics focused on the gut microbiome. The Company's lead candidates poised for Phase 3 development are: (1) SYN-010 which is intended to reduce the impact of methane producing organisms in the gut microbiome to treat an underlying cause of irritable bowel syndrome with constipation (IBS-C), and (2) SYN-004 (ribaxamase) which is designed to protect the gut microbiome from the effects of certain commonly used intravenous (IV) beta-lactam antibiotics for the prevention of C. difficile infection, antibiotic-associated diarrhea (AAD) and the emergence of antibiotic-resistant organisms. The Company is also developing preclinical stage monoclonal antibody therapies for the prevention and treatment of pertussis and novel discovery stage biotherapeutics for the treatment of phenylketonuria (PKU).

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Our experienced management team holds an extensive clinical and commercial track record.

Investor Relations

Synthetic Biologics, Inc.
Investor Relations Department
T: (301) 417-4364

Transfer Agent

Corporate Stock Transfer, Inc.
3200 Cherry Creek Drive South
Denver, CO 80209
T: (303) 282-4800