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A. General

This topic provides general information related to the Consolidated Audit Trail and the CAT NMS Plan.

UPCOMING EVENT

Sep

18

Monthly CAT Update (September 18, 2025)

04:15PM EDT

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A. General

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G. Manual Orders

H. ATS

I. Foreign Securities

J. OTC Equity Securities

K. Options

L. Equity Floor Brokers

M. Firm Designated ID

N. Third Party Reporting

O. Technical Requirements

P. Feedback and Error Correction

Q. Customer and Account Information

R. Clock Synchronization

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T. Production Readiness Testing

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09/02/2015
Governance
Approval Order of Exemptive Request Letter

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M. Firm Designated ID
09/02/2015
Governance
Supplement #2 to Exemptive Request Letter: Account Effective Date

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A. General

Q. Customer and Account Information
06/12/2015
Technical Specifications
EBS-CAT Gap Analysis

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A. General
04/03/2015
Governance
Supplement #1 to Exemptive Request Letter: Allocation Report Examples

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M. Firm Designated ID
01/30/2015
Governance
Notice of Filing of Exemptive Request Letter

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A. General

M. Firm Designated ID
09/30/2014
Governance
Initial CATNMS Plan Submission (9/30/2014)

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A. General
09/30/2014
Governance
Amended and Restated CAT NMS Plan Submission (2/17/2015)

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A. General
Announcement
2019 Audited Financial Statements for CAT NMS, LLC and Consolidated Audit Trail, LLC

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A. General
Event
Monthly CAT Update (November 20, 2025)

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B. Reporting Requirements

Q. Customer and Account Information

V. CAT Billing
Event
Industry Webinar - CAT 101
- CAT 101 01/08/20 - Presentation
Audio file

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N. Third Party Reporting

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