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Technical Notice

Reminder - TDDS 2.1 Bandwidth Modification

August 09, 2023

Beginning Monday, August 14, 2023, FINRA will increase the bandwidth rate for the Trade Data Dissemination Service 2.1 (TDDS 2.1) vendor feed from 2,500 kilobits per second (Kbps) to 3,000 kilobits per second (Kbps).

TDDS 2.1 subscribers should ensure their systems can accept the higher data rates. The TDDS 2.1 data rate change does not impact any of the ORF reporting applications (FIX and TRAQS).

Please direct questions and comments regarding this notice to FINRA Product Management or call (866) 899-2107.