https://www.cnbc.com/2017/09/25/t-mobile-and-sprint-stock-for-stock-deal-to-reflect-at-market-price-sources.html >T-Mobile and Sprint are entering due diligence in a stock-for-stock deal that is expected to make Deutsche Telekom the majority owner, sources tell CNBC's David Faber. >The stock exchange ratio is expected to be at market, the sources said. The companies are hoping to reach an agreement by the third week of October.