Active exchange-traded funds have turned into a huge hit with investors. If you still think they’re a peripheral product, think again.

Low-cost index funds have been one of the most recommended investing methods for the past 30 years. Here's what Fidelity said about shopping smart for them.

Thinkorswim, Tastytrade and now Lossdog? Why Tom Sosnoff thinks investors should take a look at their own professional worth.