Billionaire investors turn bearish as U.S. stocks hit record highs

By David Randall NEW YORK (Reuters) - A number of big-name hedge fund investors soured on U.S. stocks in the second quarter and moved to gold and other bearish bets, failing to anticipate the stock market rally in the current quarter. George Soros, Jeffrey Gundlach and David Tepper were among the billionaire hedge fund investors and money managers who slashed their long equity positions in the second quarter, according to regulatory filings. Gundlach, who oversees more than $100 billion at Doubl