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Market regulation · 01/11/1995Updated: 10/18/2026 · 1 min read

CBOE Proposes Rule Change to Increase Retail Automatic Execution System Order Size Limit for PSI

Summary

The Chicago Board Options Exchange (CBOE) has filed a proposed rule change to increase the retail automatic execution system (RAES) order size limit for Performance Systems International (PSI). The rule change, which is effective immediately, aims to improve market efficiency and liquidity.

Original source language: Federal Register — SECOpen original release →

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