Warren Buffett raises Berkshire cash level to record $277 billion after slashing stock holdings CNBCWarren Buffett’s Berkshire Hathaway cuts stake in Apple by nearly 50% CNNBerkshire Hathaway’s Cash Pile Soars to Record $276.9 Billion BloombergStocks Plunge On Recession Fears; Here’s The Silver Lining Investor’s Business DailyWarren Buffett’s Berkshire Hathaway Slashes Apple Stake The Wall Street Journal