Dow jumps 4.2% in October, powered by Intel, Microsoft and Wal-Mart By: MarketWatch October 31, 2017 at 09:50 AM EDT It was the biggest increase since February and double that of September’s gain. By Phil van Doorn. Read More >> Related Stocks: 3M Co American Express Boeing Co Caterpillar Chevron Corp Coca-Cola Company Dowdupont Inc Exxon Mobil General Electric Goldman Sachs Group Home Depot Intel Corp International Business Machines JPMorgan Chase & Co Johnson & Johnson McDonald's Corp Merck & Co Microsoft Nasdaq Composite Nike Inc Pfizer Procter & Gamble Standard & Poors 500 TravelersCompanies United Technologies UnitedHealth Group Verizon Communications Visa Wal-Mart Stores, Inc. Walt Disney