AMZN - Walmart pushes harder into digital ads February, 26 2019 12:31 PM Amazon.com Inc. Walmart (WMT -0.8%) wants to use its shopper data to sell more digital and store ads and take on Amazon (AMZN -0.7%), according to WSJ sources. More news on: Walmart Inc., Amazon.com, Inc., WPP Plc, Tech stocks news, Consumer stocks news Read more ...