The Cboe Volatility Index, known as Wall Street’s “fear gauge,” is moving higher today. - Getty Images/iStock The stock market has been on a tear recently. The three major U.S. indexes all closed at record highs three trading days in a row, before falling just short of a fourth day on Wednesday. The Nasdaq Composite COMP closed higher on Wednesday, its fourth record close in a row. Meanwhile, the Dow Jones Industrial Average DJIA fell 74.37 points and the S&P 500 SPX edged 0.30 points lower, pressing pau ...