Find the best-performing mutual funds by checking the U.S. News mutual fund score, which rates the performance of over 4,500 mutual funds. Expert investment professionals analyze data using ratings from Morningstar, Lipp... More »

The top 20 best performing mutual funds as of 2015 show considerable variance in their year to date rate of return, from 40.02 percent to 17.57 percent, as reported by investing website Morningstar. Most of these funds r... More » Business & Finance Investing

Morningstar rates four asset classes in the Vanguard Mutual Fund Family using asset-weighted averages for fund returns from the previous three years, according to Morningstar's official website. The company calls the rat... More » Business & Finance Investing

Morningstar bases its mutual fund ratings on past performance, and the funds in the top 10 percent of each fund category receives a five-star rating, explains Morningstar. Morningstar rates funds on a three-, five- and 1... More »

To research Nuveen municipal funds, visit the official website or the company and view the overview, performance, and pricing sections of each associated fund. Each fund offers key features and is designed for a particul... More » Business & Finance Investing

The Morningstar Rating for Funds is a proprietary system that assigns each mutual fund a rating from one to five stars based on the fund's historical performance in relation to similar funds, according to the Morningstar... More » Business & Finance Investing

ETF stands for exchange-traded fund, and companies offering ETFs to investors for purchase assign symbols to each fund so consumers can track the funds and their overall performance, explains Investopedia. In the simples... More » Business & Finance Investing