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ATYR vs ERNA

aTyr Pharma, Inc. Common Stock and Ernexa Therapeutics Inc. Common Stock

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aTyr Pharma, Inc. Common Stock

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.

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Ernexa Therapeutics Inc. Common Stock

Ernexa Therapeutics Inc., a preclinical-stage company, develops induces derived mesenchymal stem cells (iMSC) therapies for the treatment of solid tumors and autoimmune disease. The company's lead product is ERNA-101, an allogenic pro-inflammatory cytokine (IL-7/IL-15) secreting iMSC for the treatment of ovarian cancer; and ERNA-102, an anti-inflammatory cytokine (IL-10) secreting iMSC for the treatment of rheumatoid arthritis. It has a license agreement with Factor Bioscience Limited. The company was formerly known as Eterna Therapeutics Inc. and changed its name to Ernexa Therapeutics in March 2025. Ernexa Therapeutics Inc. was founded in 2018 and is based in Cambridge, Massachusetts.

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