Wall Street is higher across the board this afternoon, with the S&P 500 Index on track for its longest winning streak in two years.

An increasingly popular option among retail and institutional investors, passively managed ETFs offer low costs, transparency, flexibility, and tax efficiency; they are also excellent vehicles for long term investors.

Stocks saw a major rally on below average volume today and off of major support levels. What does that mean for investors and traders going forward?

Shares of DigitalOcean are up $1.90, or 4%, to $53.40 in early trading after Citron Research issued a long report on the stock in which it sets a $200 price target on the shares.

Conventional wisdom says that insiders and 10% owners really only buy shares of a company for one reason — they believe the stock price will rise and they want to profit from it. Insider buying can be an encouraging signal for potential investors.