Why Vanguard's S&P 500 ETF Is Trending Lower Today

Vanguard’s S&P 500 ETF, VOO, is trending lower today, drawing attention from market watchers. The source does not provide a catalyst, so the move appears to be part of broader market action. Investors are focusing on why the fund is slipping on a day-to-day basis. The story centers on a major U.S. ETF and its performance. Read more about this...