Got a new smartphone for Christmas? Here’s what you need to know about device protection plans By: MarketWatch December 28, 2018 at 15:12 PM EST Smartphone insurance plans can be worth the added expense — for some. Read More >> Related Stocks: AT&T Inc Allstate Corp American Express Apple Assurant Best Buy MasterCard Samsung Electronics Ltd U.S. Bancorp Verizon Communications Wells Fargo