Stock-market indicator with a near-perfect track record is flashing a ‘buy’ signal. Here are the most volatile days for stocks before the election, according to the options market. Dow Jones Industrial Average futures are dipping 0.1%.

U.S. stocks are drifting around their records Wednesday as financial markets around the world take a pause following big recent moves. The S&P 500 was virtually unchanged in morning trading, a day after setting an all-time high for the 41st time this year.