On Friday, Internet giant agreed to buy the upscale grocer for $42 a share, or $13.7 billion. For Whole Foods shareholders, the move couldn't have come at a better time. Since their peak in October...

Bill Gates is down $1 billion too.

Pulling money out of the stock market for the first time in months.

Amazon stock is up 39,000% since its IPO.

Investing can be complex and overwhelming, if that's how you want it to be.

A look at the first 100 days under each.