CSTL vs VCYT

Castle Biosciences Inc.

Castle Biosciences, Inc., a commercial-stage dermatological cancer company, focuses to provide diagnostic and prognostic solutions for dermatological cancers. Its lead product is DecisionDx-Melanoma, a multi-gene expression profile (GEP) test to identify high-risk patients with stage I and II melanomas based on biological information from 31 genes within their tumor tissue. The company also offers DecisionDx-UM test, a proprietary GEP test that predicts the risk of metastasis for patients with uveal melanoma, a rare eye cancer; DecisionDx-SCC, a proprietary 40-gene expression profile test that uses an individual patient's tumor biology to predict individual risk of squamous cell carcinoma metastasis for patients with one or more risk factors; and DecisionDx DiffDx-Melanoma, a proprietary GEP test for suspicious pigmented lesions. It offers test services through physicians and their patients. The company was founded in 2007 and is headquartered in Friendswood, Texas.

Veracyte Inc.

Veracyte, Inc. operates as a genomic diagnostics company in the United States and internationally. The company offers Afirma Genomic Sequencing Classifier and Xpression Atlas, which are used to identify patients with benign thyroid nodules among those with indeterminate cytopathology results in order to rule out unnecessary thyroid surgery; Percepta Genomic Sequencing Classifier for lung cancer diagnosis; Envisia Genomic Classifier that help physicians to differentiate idiopathic pulmonary fibrosis from other interstitial lung diseases without the need for surgery; and Prosigna Breast Cancer Prognostic Gene Signature Assay test that informs next steps for patients with early-stage breast cancer, as well as provides cancer subtype classification information. It is also developing nasal swab test for early lung cancer detection; Percepta Genomic Atlas for genomic profiling information on small samples of the tumor biopsy; Envisia Classifier, the nCounter analysis system; and LymphMark for lymphoma subtyping test. Veracyte, Inc. has biopharmaceutical collaborations with Johnson & Johnson; Acerta Pharma; Loxo Oncology, Inc.; and Bayer AG. The company was formerly known as Calderome, Inc. and changed its name to Veracyte, Inc. in March 2008. Veracyte, Inc. was incorporated in 2006 and is headquartered in South San Francisco, California.