Latest Updates | CATNMSPLAN

07/21/2025
FAQ| K. Options
K10. Does the exemption for Options Market Maker quotes apply to orders that function as quotes?
07/18/2025
Announcement
2025 Consolidated Audit Trail Advisory Committee List - Updated
07/17/2025
Technical Specifications
CAT Billing Release Rollout
07/17/2025
Technical Specifications
2025 Industry Member Releases (Transaction) - Scope and Schedule
07/17/2025
Event
Monthly CAT Update (July 17, 2025)
07/17/2025
Technical Specifications
Full CAIS Industry Member Release Rollout
07/15/2025
Reference Material
Self-Reporting Deviations Of Clock Synchronization Standards Form
07/15/2025
Reference Material
Annual Clock Synchronization Certification Form (2025)
07/11/2025
Technical Specifications
Order Routing Field Mapping between CAT and Exchanges v2.15
07/11/2025
Technical Specifications
CAT Reporting Technical Specifications for Plan Participants Addendum v1.0.0 r2
06/27/2025
Reference Material
SEC Approved CAT NMS Plan as of 6/16/2025
06/27/2025
Reference Material
SEC Approved CAT NMS Plan as of 9/06/2023
06/27/2025
Reference Material
SEC Approved CAT NMS Plan as of 12/12/2024
06/27/2025
Reference Material
SEC Approved CAT NMS Plan as of 3/24/2023
06/27/2025
Reference Material
SEC Approved CAT NMS Plan as of 7/31/2024

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