Castle Biosciences, Inc.

Castle Biosciences (Nasdaq: CSTL) is a leading diagnostics company focused on transforming disease management by keeping people first—the patients who benefit from the information that our advanced diagnostic tests provide, the clinicians who use our tests to guide disease management decisions, our talented and valued employees, and our investors. Our innovative portfolio of commercial and pipeline tests targets unmet clinical need along the patient care continuum. We currently market six proprietary tests designed to answer clinical questions and address treatment plan challenges facing physicians in dermatologic cancers, uveal melanoma, Barrett’s esophagus, and mental health.