The WisdomTree U.S. Efficient Core Fund (NTSX) is a mutual fund that focuses on investing in a diverse portfolio of efficient and high-quality U.S. stocks. This fund aims to provide investors with long-term capital appreciation by utilizing a rules-based approach to selecting and weighting stocks. NTSX may also use derivatives to enhance returns and manage risk. With a focus on efficiency and core holdings, this fund offers a well-rounded option for those looking to invest in the U.S. market.