Company overview
Rallybio Corporation, a clinical-stage biotechnology company, engages in development and commercialization of life-transforming therapies for patients suffering from severe and rare diseases. Its lead product candidate is RLYB212, a monoclonal anti-HPA-1a antibody which is in Phase II clinical trial for the prevention of fetal and neonatal alloimmune thrombocytopenia (FNAIT); and RLYB211 for the prevention of FNAIT. The company is also developing RLYB114, a pegylated complement factor 5 (C5)-targeted Affibody molecule in preclinical development for the treatment of complement-mediated ophthalmic diseases; RLYB116, an inhibitor of complement component 5 (C5) to treat several diseases of complement dysregulation which has completed phase 1 trial; and RLYB332, a preclinical antibody, for the treatment of severe anemia with ineffective erythropoiesis and iron overload. It entered into a strategic alliance with AbCellera to discover, develop, and commercialize novel antibody-based therapeutics for rare diseases. Rallybio has collaboration with Exscientia for the development of small molecule therapeutics for rare diseases; and collaboration agreement with Johnson & Johnson to provide pregnant individuals therapeutic solutions at risk of fetal and neonatal alloimmune thrombocytopenia. The company was founded in 2018 and is headquartered in New Haven, Connecticut.
Daily valuation snapshot
These values are from the stored daily market snapshot dated 2026-10-08. They are not a live quote.
| Daily close (USD) | $16.99 |
| Market capitalization (USD) | $90,225,378.01 |
| Price / earnings (TTM) | 1.98 |
| Price / book | 0.95 |
No matching rows. Clear the filter to see all records.
Continue the research
Read public ownership disclosures separately from company fundamentals. Test a strategy against dated historical observations before evaluating its assumptions; a past result is not a live trading outcome.