Federal Register #SR-CboeBZX-2026-025

SEC Notice: Cboe BZX Exchange Data Feed Enhancement (Depth-of-Book Levels Increase)

The Securities and Exchange Commission (SEC) has issued a notice regarding a proposed rule change from Cboe BZX Exchange, Inc. for its market data feeds. - Government Buyer: - Securities and Exchange Commission (SEC) - OEM/Vendor: - Cboe BZX Exchange, Inc. (primary and only OEM mentioned) - Products/Services Requested: - Cboe One Premium Data Feed - BZX Summary Depth Data Feed - Enhancement: Increase in aggregated depth-of-book price levels from five to twelve per side - No specific part numbers or purchase quantities provided - Notable Requirements: - The rule change is effective immediately upon filing - Data feeds are distributed voluntarily and available to all market participants on an equivalent basis - The change is intended to improve market transparency and data granularity, and to promote competition among market data vendors

Description

The Securities and Exchange Commission (SEC) has issued a notice regarding a proposed rule change by Cboe BZX Exchange, Inc. to increase the number of aggregated depth-of-book price levels from five to twelve per side for the Cboe One Premium and Summary Depth Data Feeds. This change aims to enhance market transparency and data granularity by providing more detailed market depth information. The rule change is effective immediately upon filing and will allow market participants to receive more comprehensive real-time quotations, promoting competition among market data vendors.

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