Investors Whipsawed by Hourly Price Swings in IBM, Coca-Cola

Investors Whipsawed by Hourly Price Swings in IBM, Coca-Cola

Daniel Acker/Bloomberg

Shares of International Business Machines Corp., McDonald’s Corp. and Coca-Cola Co. swung between successive lows and highs in intervals that began near the top and bottom of each hour, data compiled by Bloomberg show.