Federal Register #SR-CboeEDGX-2026-020

SEC Notice: Cboe EDGX Exchange Market Data Feed Expansion Proposal

This notice details a proposed rule change by Cboe EDGX Exchange, Inc. to expand market data feed depth: - Government Buyer: - Securities and Exchange Commission (SEC) is the overseeing federal agency - OEMs and Vendors: - Cboe EDGX Exchange, Inc. (self-regulatory organization proposing the change) - Affiliated exchanges referenced: Cboe EDGA Exchange, Inc., Cboe BZX Exchange, Inc., Cboe BYX Exchange, Inc. - Products/Services Requested: - No procurement of products or services; this is a regulatory notice - Proposed expansion of aggregated depth-of-book price levels in EDGX Summary Depth data feeds from five to twelve per side - Cboe One Premium Data Feed to provide up to twelve price levels per side, replacing the current five-level feed - Unique/Notable Requirements: - No increase in fees for subscribers - Change intended to enhance market transparency and price discovery - No solicitation for bids, no contract award, and no specific product quantities requested - Place of Performance/Regulatory Oversight: - SEC headquarters, 500 E St NW, Washington, DC

Description

This notice announces a proposed rule change filed by Cboe EDGX Exchange, Inc. with the Securities and Exchange Commission (SEC) to increase the number of aggregated depth-of-book price levels in its Summary Depth data feeds from five to twelve per side. Additionally, the Cboe One Premium Data Feed will also provide up to twelve price levels per side, replacing the existing five-level feed by the end of 2026. The change aims to enhance market transparency and price discovery by offering more detailed market depth information to subscribers without increasing fees.

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