Technical NoticeReminder: Upcoming Effective Date for Changes Relating to FINRA ADF and TRF Timestamp Granularity
September 20, 2021
On November 15, 2021, the FINRA equity trade reporting facilities (the Alternative Display Facility, the FINRA/Nasdaq Trade Reporting Facilities and the FINRA/NYSE Trade Reporting Facility, through which member firms report OTC transactions in NMS stocks to FINRA1) will begin supporting timestamps up to nanosecond (HH:MM:SS.sssssssss) granularity in accordance with amendments to FINRA’s equity trade reporting rules.