However, Warren Buffett and Berkshire Hathaway own more stocks than those regulatory filings disclose. At least one ultra-high-yield dividend stock in Buffett's "secret portfolio" is a no-brainer buy right now.

Despite his immense wealth, Warren Buffett, as he admits, is a man of simple tastes. Perhaps that focus on basic American food staples inspired one of the more unexpected new buys from his investment vehicle Berkshire Hathaway (NYSE: BRK.

Warren Buffett’s Berkshire Hathaway established new positions in consumer companies Domino’s Pizza and Pool Corp. while mostly selling stocks in the third quarter. The Omaha, Neb., company also slashed its recently established stake in Ulta Beauty and cut its holdings of Capital One Financial and Charter Communications,