Mortgage-Backed Securities Clearing Corporation Love Machine 16 years ago Mortgage-Backed Securities Clearing Corporation Subsidiary wholly owned by Midwest Stock Exchange operating as a clearing house for agency backed MBSs. Comparison, netting, and margining of forward delivery MBSs is carried out here. Recommended for you: Mortgage-Backed Securities Stripped Mortgage-Backed Securities (SMBSs) DTCC- Depository Trust & Clearing Corporation Lacker Opposes Fed Plan to Hold Mortgage-backed Securities