First Tracks Biotherapeutics, Inc. operates a clinical-stage biotechnology company focused on delivering immunology therapeutics for autoimmune and inflammatory diseases in United States. Its products includes ANB033, a novel anti-CD122 antagonist that targets the shared beta subunit of the IL-15 and IL-2 receptors; Rosnilimab, a antibody engineered to selectively deplete pathogenic T cells in both the periphery and inflamed tissues; and ANB101, a BDCA2-modulating antibody designed to specifically target plasmacytoid dendritic cells (pDCs). First Tracks Biotherapeutics, Inc. was formerly known as Biopharma Co., Inc. and changed its name to First Tracks Biotherapeutics, Inc. in February 2026. First Tracks Biotherapeutics, Inc. was founded in 2019 and is based in San Diego, California.