We're 6 Weeks Away From a Historic Change at the Federal Reserve -- and It May Be the Tipping Point for a Pricey Stock M

Until recently, Wall Street's major stock indexes had been flying high. The iconicDow Jones Industrial Average(^DJI0.13%), benchmarkS&P 500(^GSPC+0.11%), and technology-propelledNasdaq Composite(^IXIC+0.18%)have all hit record-closing highs within the last six months. But the going has certainly been tougher for the stock market over the last five weeks. While most investors willattribute this weakness in equities to the Iran war and an energy supply shock, an argument can be made that an upcoming but historic change at America's foremost financial institution, theFederal Reserve, has investor