Morningstar
morningstar.com
Investment resource specialized in fund investing. Offers news, commentary, fund information, tutorial, tools and forums. Publishers of annual reports and various books on the subject, and creators of the Morningstar fund ratings.
Investment Company Institute
ici.org
News and tutorials covering mutual funds, exchange-traded funds (ETF), closed-end funds (CEF) and unit investment trusts (UIT).
TrustNet
trustnet.com
Offers information on UK, Hong Kong and offshore investment funds and structured products, including performance data, news and tools.