Shares of Sirius XM are trading higher by 10% since Monday's open. The stock gained on news that Warren Buffett's Berkshire ...

Warren Buffett's turn to cash indicates that now is not the best time for high equity exposure, David Einhorn wrote.

That conclusion is further supported by the fact that Berkshire had $277 billion in cash and U.S. Treasuries on its balance ...

In fact, Berkshire actually holds two S&P 500 index funds in its portfolio: the Vanguard S&P 500 ETF ( VOO -0.76%) and the SPDR S&P 500 ETF Trust ( SPY -0.78%). One top analyst on Wall Street predicts ...