It's no big secret that Warren Buffett has been a net seller of stocks recently. Thanks to several massive stock sales, and a few smaller ones, Berkshire Hathaway 's ( BRK.A 0.50%) ( BRK.B 0.52%) cash stockpile has ballooned to $325 billion as of the most recent quarter, far more than the conglomerate has ever had on hand before.

The Omaha, Nebraska-based conglomerate scooped up 763,000 shares of the Houston-based oil and gas producer on Friday for $35.7 million, according to a filing.

Apple (NASDAQ: AAPL) has been one of Warren Buffett and Berkshire Hathaway's (NYSE: BRK.A) (NYSE: BRK.B) most profitable and famous investments. However, they've been selling off their shares pretty methodically lately.

Finally, one of Berkshire's newest additions could be a good fit for you as well. That's Domino's Pizza (NASDAQ: DPZ). Buffett bought nearly 1.3 million shares of the pizza powerhouse in the third quarter of last year, worth roughly half a billion dollars.

Warren Buffett’s Berkshire Hathaway has nearly two-thirds of its $297 billion portfolio invested in just five stocks. Apple takes the top spot, accounting for 23% of invested assets at $68.4 billion.

Warren Buffett's long-term outperformance and open-book approach have earned him quite the following on Wall Street. Form 4 filings suggest Buffett has sold more stock than he's purchased for a ninth consecutive quarter.