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Nuveen S&P 500 Dynamic Overwrite Fund is a diversified closed-end management investment company. Its investment objective is to seek attractive total returns with less volatility than the S&P 500 Index by investing in a U.S. equity portfolio that seeks to substantially replicate the price movements of the S&P 500 Index, as well as selling call options on approximately 35%-75% of the notional value of the Fund's equity portfolio in an effort to enhance the Fund's risk-adjusted returns.
Maravai LifeSciences Holdings Inc is a life sciences company that provides critical products that drive the development of groundbreaking vaccines, drug therapies, cell and gene therapies, and diagnostics. The group's solutions empower research into human diseases and support the entire biopharmaceutical development process from early discovery to commercialization. Its reportable segments are Nucleic acid production and biologics safety testing. It generates a majority of its revenue from Nucleic Acid Production and focuses on the manufacturing and sale of nucleic acid products to support the needs of customers' research, and therapeutic and vaccine programs. In addition, the segment also provides research products for labeling and detecting proteins in cells and tissue samples.