But the picture could soon change. Buffett owns one Vanguard ETF that could be poised to plunge, according to a top Wall Street analyst. Buffett hasn't pressed the "easy button" by investing heavily in ETFs. Nearly all of Berkshire's $300 billion-plus equity portfolio is still in individual stocks. However, two ETFs remain in the mix.

Investors are constantly on the lookout for an edge and one of the best ways to do that is by following in the footsteps of Wall Street’s most

Warren Buffett is currently showing a serious spot of concern for the US stock market as he is of the opinion that US investors should have due cash on hand during these end of year periods and avoid inflated prices of stocks,

This has been another great year for the broader stock market indexes. And while it's true that megacap growth stocks have been leading these indexes to new heights, many value stocks are also delivering sizable gains.

But if you were to ask Warren Buffett, he'd probably tell you that there's a much easier way to go about things. As one of the most famous and successful investors of our time, Warren Buffett knows what criteria to look at when choosing stocks.