Buffett is signaling that he thinks the market, or at least parts of it, is overvalued. Berkshire largely avoided buying stocks in the third quarter and moved into safety. The Oracle of Omaha has been known to successfully time the market in the past.

Warren Buffett is now sitting on more than $325 billion cash after continuing to unload billions of dollars worth of Apple and Bank of America shares this year and continuing to collect a steady strea