Last quarter, legendary investor Warren Buffett slashed his stakes in JPMorgan and Wells Fargo.<br />The billionaire investor's Berkshire Hathaway conglomerate also took a $560 million position in miner Barrick Gold.<br />Business Insider reports that Buffett cut several other holdings including BNY Mellon, PNC Financial, US Bancorp, and SiriusXM.<br />The portfolio update settled speculation about the almost $13 billion in net stock sales that Berkshire reported last quarter.