FINRA Mortgage Security Margin Amendments HomepageComment Letters January 11, 2016 BDA's January 2016 Member Fly-in Focused on FINRA 4210 Margin Amendments November 10, 2015 BDA Submits Letter to SEC on FINRA Rule 4210 TBA Amendments November 29, 2012 Hensarling Picked to Head House Financial Services Committee « 1 2