CIX Trading RESOLVED * Order Timeout & Market Data Impacts

CIX
Trading Notice
October 22, 2026

Please note CIX Trading experienced technical issues impacting order entry acknowledgements and consequently market data quotes across CIX ASPEN, ASPEN VERT, Midpoint at 2:10PM ET.

The technical issue resulted from anomalous message traffic which caused a delay in order responses and market data quote updates.

Stability was restored at 3:10PM ET.

CIX Trading has implemented a solution and order entry and market data quotes are operating normally.

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Toronto, ON M5H 1P9
Canada

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CIX Trading Inc. (CIX, us, we, or other like terms) is the operator of CIX, an alternative trading system (ATS) operating three separate trading venues: CIX | IntelligentCross ASPEN, CIX | IntelligentCross ASPEN VERT, and CIX | IntelligentCross Midpoint. The Ontario Securities Commission (OSC) is our principal regulator. CIX is also regulated by the Canadian Investment Regulatory Organization (CIRO) as both a Dealer Member and a Marketplace Member.

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