Key Points Based on several metrics, the stock market is overvalued. Buffett has long focused on one particular metric to gauge the state of the market. That metric is at all-time highs, which should be a clear warning to investors. 10 stocks we like better than S&P 500 Index › Over many decades of investing, Warren Buffett and his conglomerate, Berkshire Hathaway (NYSE: BRK.A)(NYSE: BRK.B), have beaten the broader stock market time and again. His core investing principles have stood the test of ...