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Sprott Physical Silver Trust is a closed-end mutual fund trust, created to invest and hold substantially all of its assets in physical silver bullion. The Trust seeks to provide a secure, convenient, and exchange-traded investment alternative for investors interested in holding physical silver bullion without the inconvenience that is typical of a direct investment in physical silver bullion. The Trust achieves its objective by investing mainly in long-term holdings of unencumbered, fully allocated, physical silver bullion and does not speculate with regard to short-term changes in silver prices.
Guardant Health, Inc, based in Redwood City, California, is a leader in liquid-based cancer tests for clinical and research use. The company offers Guardant360 LDT, a liquid biopsy test for treatment selection in advanced stage cancer, Guardant360 CDx, an FDA-approved companion diagnostic for several targeted therapies, and Guardant OMNI, a broader gene panel for immuno-oncology research. In 2021, Guardant launched Reveal, a tumor-agnostic molecular residual disease, or MRD, test. In 2022, the company launched a lab-developed test version of Shield, a liquid biopsy for colorectal cancer, or CRC, screening. Additionally, Guardant offers research development services such as regulatory approval consultancy and clinical trial referrals.