Investors facing an expensive, top-heavy U.S. stock market may be looking for sources of diversification, and for good reason. The lagging impact of rising rates may be starting to put up roadblocks for markets, while the Fed looks set for even more hikes. With just ten or so firms driving much of the S&P 500’s [...] The post Getting to Know Three Key Stocks in OUSM appeared first on ETF Trends .