Shares closed below their 50-day moving average.
The company's latest console caters squarely to gaming enthusiasts, and is priced accordingly.
The day before Apple's latest iPhones hit the market, Google spends a bundle to secure the talent behind its Pixel smartphone.
The Federal Reserve's hawkish comments also weighed on markets.
With $78 billion in net worth, Buffett can teach you a thing or two about striking a good deal.