Is the stock-market rally getting out of hand? - MarketWatch photo illustration/iStockphoto The stock market’s nearly relentless rally has left some short-term traders exhilarated but wary — and muttering the “m” word. M, of course, is for “melt-up.” The S&P 500 SPX is trading around 10% above its 200-day moving average, noted Adam Turnquist, chief technical strategist for LPL Financial. Few individual shares in the index are significantly overbought, but it’s a development to watch, while overall condit ...