DTCC B16845-22: Are Margin Calls on The Way? Community DTCC B16845-22: Are Margin Calls on The Way? Frank Nez May 2, 2022 On April 29, the DTCC released B16845-22 under the ‘settlement’ category. The subject reads: changes to DTC... Read More Read more about DTCC B16845-22: Are Margin Calls on The Way?