Lumos Pharma Inc. Common Stock. Replay the stock market charts of LUMO day by day, back to 2003. Open long and short positions without spending any money. Lumos Pharma, Inc., a clinical-stage biopharmaceutical company, focuses on the development and commercialization of therapeutics for rare diseases. Its lead therapeutic candidate LUM-201 is an oral growth hormone secretagogue ibutamoren, which is in Phase 2 clinical trial for the treatment of pediatric growth hormone deficiency and other rare endocrine disorders. The company is headquartered in Austin, Texas.