Latest Updates | CATNMSPLAN

06/25/2026
Technical Specifications
Outstanding Rejections Metadata Feedback File Schema
06/25/2026
Technical Specifications
Reference Data Feedback File Schema
06/25/2026
Technical Specifications
Outstanding Rejections Data Feedback File Schema
06/25/2026
Technical Specifications
TIDs Schema
06/25/2026
Technical Specifications
TIDs Feedback Schema
06/25/2026
Technical Specifications
Reference Data File Schema
06/22/2026
Technical Specifications
(In Production effective 12/07/2026) Reference Database Technical Specifications v1.0.0 (Clean)
06/22/2026
Newsletter
Monthly CAT Update Newsletter: June 2026
06/12/2026
Reference Material
FINRA CAT Connectivity Supplement for Industry Members v1.18
06/10/2026
Technical Specifications
2026 Industry Member Releases (Transaction) - Scope and Schedule
06/09/2026
Technical Specifications
CAT Reporting Technical Specifications for Plan Participants v4.3.0
06/09/2026
FAQ| C. Definitions
C1. How has the Operating Committee defined “Trading Day”?
06/02/2026
Event
Reference Database Industry Webinar (June 2, 2026)
06/01/2026
FAQ| D. Order Receipt
D10. How should orders received with instructions from the customer to buy as much stock as possible for a specific dollar amount (e.g., $1,000), commonly referred to as "cash" orders, be reported to CAT?
05/28/2026
Reference Material
Annual Clock Synchronization Certification Form

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