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There are a bunch of differences between exchange-traded funds and mutual funds. Do you know what they are? Watch and find out -- in 60 seconds!
Shark Tank start Kevin O'Leary, Chairman of O'Shares ETF Investments, is bullish on Internet stocks - even ones you've never heard of.
Always be sure to do your homework on companies, ETFs and various investing strategies.
The last time the SPDR Technology fund did this, a selloff shook the market just a few days later.