# Federal Register #SR-LTSE-2026-21

SEC Notice on LTSE’s Proposed Market Maker Rule Changes

**Buyer:** Securities and Exchange Commission
**Posted:** October 02, 2026
**Identifier:** SR-LTSE-2026-21
**NAICS:** 523210, 926150

This SEC notice addresses Long-Term Stock Exchange’s proposed changes to its market maker rules, not a government procurement.
- Government agency: U.S. Securities and Exchange Commission (SEC); no sub-agency or procurement office is identified.
- Organization named: Long-Term Stock Exchange, Inc. (LTSE), the rule-filing organization—not a procurement vendor or OEM.
- Proposed changes would establish and oversee an LTSE market maker program, revise registration and market maker obligations, and set requirements for Market Maker Authorized Traders.
- The filing also addresses security-specific registrations, suspensions, and terminations; adds exceptions to the Two-Sided Quote Obligation; and removes the existing voluntary termination rule.
- No products, services, part numbers, quantities, OEMs, or contract value are specified. The notice solicits comments on the proposed rule change.

### Description

Long-Term Stock Exchange, Inc. filed a proposed rule change to update its market maker rules and establish mechanisms for initiating, operating, and monitoring a market maker program. The changes include revisions to registration and market maker obligations, new rules for Market Maker Authorized Traders, and processes for security-specific registrations, suspensions, and terminations. The filing also modifies exceptions to the existing Two-Sided Quote Obligation and deletes the current voluntary termination of registration rule. The notice invites comments on the proposed rule change.

[View original listing](https://www.federalregister.gov/documents/2026/10/02/2026-20200/self-regulatory-organizations-long-term-stock-exchange-inc-notice-of-filing-and-immediate)