# Federal Register #SR-CboeEDGX-2026-072

SEC notice on Cboe EDGX proposal to expand its “Trading Platform” definition

**Buyer:** Securities and Exchange Commission
**Posted:** October 26, 2026
**Respond By:** November 16, 2026
**Identifier:** SR-CboeEDGX-2026-072

The SEC notice describes a proposed Cboe EDGX Exchange, Inc. rule change, not a government procurement opportunity.
- Government entity: The Securities and Exchange Commission (SEC) published the notice; it is not purchasing products or services.
- Filing organization: Cboe EDGX Exchange, Inc. proposes to expand the Fee Schedule definition of “Trading Platform.”
- Proposed scope: Include systems, facilities, or platforms that systematically execute third-party orders electronically, whether by matching orders or through principal trading by the operator or an affiliate.
  - Examples include broker crossing systems that are not registered as alternative trading systems, systematic internalization systems, and decentralized blockchain-based or tokenized environments.
- Purpose: Clarify the definition and apply it consistently to functionally equivalent electronic execution venues.
- No products, services, quantities, part numbers, or contract requirements are identified.

### Description

Cboe EDGX Exchange, Inc. proposes to amend the definition of “Trading Platform” in its Fee Schedule. The change adds a functional category covering systems that electronically execute orders for persons other than the operator, including broker crossing systems, systematic internalization systems, and decentralized blockchain-based or tokenized environments. The notice states the amendment is intended to clarify and consistently apply the definition to functionally equivalent execution venues. The proposed rule change became effective upon filing, and the SEC invited comments by November 16, 2026.

[View original listing](https://www.federalregister.gov/documents/2026/10/26/2026-21734/self-regulatory-organizations-cboe-edgx-exchange-inc-notice-of-filing-and-immediate-effectiveness-of)