CMG (Capital Markets Gateway) | 5,678 followers on LinkedIn. The first U.S. ECM platform to provide digital connectivity between the buy-side and sell-side. | CMG is a financial technology firm that is modernizing the equity capital markets (ECM). CMG connects investors and underwriters via its CMG XC™ network, the first end-to-end ECM platform, which delivers data and analytics, unrivaled transparency, and workflow efficiencies. By connecting the buy-side and sell-side on one neutral platform, CMG XC fosters streamlined communication and workflows from a broad range of participants and offers efficiencies to all parties.