HLIT vs CSTL Comparison

Harmonic Inc engaged in broadband access solutions that enable broadband operators to more efficiently and effectively deploy high-speed internet for data, voice, and video services for their customers and versatile and high-performance video delivery software, products, system solutions and services that enable its customers to efficiently create, prepare, store, playout and deliver a full range of high-quality broadcast and streaming video services to consumer devices, including televisions, personal computers, laptops, tablets, and smartphones. It has two segments, Broadband which provides broadband access solutions and related services, and Others; and Video business provides video processing and production and playout solutions and services, and Others.

Castle Biosciences Inc is a molecular diagnostics company. The group provides test solutions for the diagnosis and treatment of dermatologic cancers, Barrett's esophagus (BE), and uveal melanoma. The product portfolio of the company includes DecisionDx-Melanoma, a risk stratification gene expression profile (GEP) test; DecisionDx-SCC, a risk stratification test for cutaneous squamous cell carcinoma; MyPath Melanoma, a diagnostic GEP test for use in patients with difficult-to-diagnose melanocytic lesions; and TissueCypher, a test to predict future development of progression of high-grade dysplasia and/or esophageal cancer. It also provides DecisionDx-UM, a risk stratification GEP test. The company also offers its products to the skin cancer and gastroenterology markets.