Federal Register #SR-CboeBYX-2026-011

SEC Notice: Cboe BYX Exchange Proposed Expansion of Market Data Feed Depth

This notice from the Securities and Exchange Commission (SEC) outlines a proposed rule change by Cboe BYX Exchange, Inc. regarding its market data feeds. - Government Buyer: - Securities and Exchange Commission (SEC) - OEM/Vendor: - Cboe BYX Exchange, Inc. (primary and only OEM/vendor mentioned) - Products/Services Requested: - No procurement of products or services; the notice announces a regulatory change - Proposal to expand the BYX Summary Depth and Cboe One Premium data feeds from five to twelve aggregated depth-of-book price levels per side - Unique/Notable Requirements: - The five-level feed will be sunset at a later date, allowing for participant transition - No fee increase is associated with this change - The change is intended to enhance price discovery and market transparency - No contract, purchase, or solicitation for goods or services is involved; this is a regulatory notice affecting market data feeds

Description

The Securities and Exchange Commission published a notice regarding a proposed rule change by Cboe BYX Exchange, Inc. The proposal aims to increase the number of aggregated depth-of-book price levels in the BYX Summary Depth and Cboe One Premium data feeds from five to twelve price levels per side. This change is intended to enhance price discovery and market transparency by providing market participants with greater visibility into market liquidity. The five-level feed will be sunset by December 31, 2026, allowing time for participants to transition to the twelve-level feed. There is no planned fee increase associated with this change.

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