Company Description
aTyr Pharma, Inc., a clinical stage biotechnology company, engages in the discovery and development of product candidates that translate tRNA synthetase biology into new therapies for fibrosis and inflammation in the United States.
Its lead therapeutic candidate is efzofitimod, a selective modulator of NRP2 that is in Phase 3 clinical trial for the treatment of pulmonary sarcoidosis; and in Phase 1b/2a clinical trial to treat other interstitial lung diseases (ILDs), such as chronic hypersensitivity pneumonitis and connective tissue disease related ILD.
The company is developing ATYR0101, a fusion protein derived from a domain of aspartyl-tRNA synthetase, which is in preclinical development for the treatment fibrosis; and ATYR0750, a domain of alanyl-tRNA synthetase for the treatment of liver disorders.
It has collaboration and license agreement with Kyorin Pharmaceutical Co., Ltd. for the development and commercialization of efzofitimod for ILDs in Japan.
aTyr Pharma, Inc. was incorporated in 2005 and is headquartered in San Diego, California.
| Country | United States |
| Founded | 2005 |
| IPO Date | May 7, 2015 |
| Industry | Biotechnology |
| Sector | Healthcare |
| Employees | 65 |
| CEO | Sanjay Shukla |
Contact Details
Address: 10240 Sorrento Valley Road, Suite 300 San Diego, California 92121 United States | |
| Phone | 858 731 8389 |
| Website | atyrpharma.com |
Stock Details
| Ticker Symbol | ATYR |
| Exchange | NASDAQ |
| Fiscal Year | January - December |
| Reporting Currency | USD |
| CIK Code | 0001339970 |
| CUSIP Number | 002120202 |
| ISIN Number | US0021202025 |
| Employer ID | 20-3435077 |
| SIC Code | 2836 |
Key Executives
| Name | Position |
|---|---|
| Dr. Sanjay S. Shukla M.D., M.S. | President, Chief Executive Officer and Director |
| Nancy E. Denyes Krueger J.D. | General Counsel and Corporate Secretary |
| Dr. Jayant Aphale MBA, Ph.D. | Vice President of Technical Operations |
| Ashlee Dunston | Director of Investor Relations and Corporate Communications |
| Peter Villiger | Vice President of Corporate Development |
| Danielle Campbell | Vice President of Human Resource |
| Dalia R. Rayes M.B.A. | Head of Commercial, Global Efzofitimod Franchise |
| Dr. Leslie Nangle Ph.D. | Vice President of Research |
Latest SEC Filings
| Date | Type | Title |
|---|---|---|
| Aug 18, 2025 | EFFECT | Notice of Effectiveness |
| Aug 8, 2025 | 8-K/A | [Amend] Current report |
| Aug 7, 2025 | S-8 | Securities to be offered to employees in employee benefit plans |
| Aug 7, 2025 | S-3 | Registration statement under Securities Act of 1933 |
| Aug 7, 2025 | 10-Q | Quarterly Report |
| Aug 7, 2025 | 8-K | Current Report |
| Jul 29, 2025 | SCHEDULE 13G | Filing |
| Jul 17, 2025 | SCHEDULE 13G | Filing |
| May 15, 2025 | SCHEDULE 13G/A | Filing |
| May 7, 2025 | 10-Q | Quarterly Report |