Stock Exchange Ditches Chicago, Embraces Texas in Data Rule Refresh
Published Date: 11/20/2025
Notice
Summary
The Long-Term Stock Exchange (LTSE) is updating its rules to add a new market data source called 24X and to rename NYSE Chicago to NYSE Texas. This change helps keep LTSE’s data info fresh and accurate for traders and investors. The update is effective immediately, so everyone using LTSE’s data should take note now!
Analyzed Economic Effects
1 provisions identified: 1 benefits, 0 costs, 0 mixed.
LTSE adds 24X as primary market data
The Long-Term Stock Exchange (LTSE) will use 24X National Exchange LLC ("24X") as its primary securities information processor (SIP) data source for order handling, order execution, order routing, and regulatory compliance. LTSE filed this change on September 26, 2025, and the Commission made the rule operative upon filing; 24X announced a first-stage launch date of September 29, 2025. LTSE will not maintain a secondary data source for 24X.
Your PRIA Score
Personalized for You
How does this regulation affect your finances?
Sign up for a PRIA Policy Scan to see your personalized alignment score for this federal register document and every other regulation we track. We analyze your financial profile against policy provisions to show you exactly what matters to your wallet.
Key Dates
Department and Agencies
Related Federal Register Documents
2026-07651 — Concept Release on Consolidated Audit Trail and Other Audit Trails and Data Sources
The SEC wants your thoughts on how it tracks stock market trades using the Consolidated Audit Trail and other data tools. They’re thinking about updating rules to keep up with new tech, privacy, and security needs, and to make sure the system is fair and cost-effective. If you’re involved in the stock market or data tracking, speak up by June 22, 2026!
2026-10241 — Self-Regulatory Organizations; The Depository Trust Company; Notice of Filing and Immediate Effectiveness of Proposed Rule Change To Amend the DTC Operational Arrangements (Necessary for Securities to Become and Remain Eligible for DTC Services)
The Depository Trust Company (DTC) is updating its rules to make it easier and clearer for agents handling corporate offers like tenders and subscriptions through its automated systems. This change affects companies and agents using DTC services to process these offers and starts right away with no extra costs. It’s all about smoother, faster, and more reliable processing for everyone involved!
2026-10244 — Self-Regulatory Organizations; Investors Exchange LLC; Notice of Filing and Immediate Effectiveness of Proposed Rule Change To Amend the Exchange's Fee Schedule Applicable to Members Concerning Equities Transaction Pricing
Investors Exchange (IEX) is updating its fee schedule starting June 1, 2026. Members who trade stocks will see changes in how they qualify for rebates and fee discounts based on their trading volume. These tweaks aim to make fees fairer and encourage more trading activity on the exchange.
2026-10245 — Self-Regulatory Organizations; BOX Exchange LLC; Notice of Filing and Immediate Effectiveness of a Proposed Rule Change To Amend Rule 3120 To Increase the Position and Exercise Limits for Options on the iShares Bitcoin Trust ETF
BOX Exchange is raising the limits on how many options traders can hold and exercise for the iShares Bitcoin Trust ETF. This change lets bigger players trade more freely and takes effect immediately, matching similar moves by other exchanges. If you trade these options, get ready for bigger opportunities starting now!
2026-10129 — The Goldman Sachs Group, Inc.
Goldman Sachs is asking the SEC for special permission to create investment funds just for its employees, letting them skip some usual rules. This change mainly affects Goldman Sachs workers and could speed up how these funds work without changing important protections. If no one objects by June 12, 2026, the SEC will approve this request.
2026-10168 — Agency Information Collection Activities; Submission for OMB Review; Comment Request; Extension: Rule 17a-2
The SEC is asking to keep the rules that require underwriters to keep records about certain stock market activities for three years. About 647 companies spend around 3,235 hours and $530,000 yearly to follow these rules. This extension keeps things running smoothly without adding new costs or changes.
Previous / Next Documents
Previous: 2025-20387 — Self-Regulatory Organizations; Cboe BZX Exchange, Inc.; Notice of Filing and Immediate Effectiveness of a Proposed Rule Change To Amend Its Fee Schedule
Cboe BZX Exchange is updating its fee schedule starting October 1, 2025. They’re adding a new Step-Up Tier to reward certain traders and removing a rebate for ETP and Closed-End Fund liquidity providers. These changes affect traders using the BZX Equities platform and could impact trading costs and incentives.
Next: 2025-20389 — Joint Industry Plan; Notice of Filing and Immediate Effectiveness of the First Amendment to the Limited Liability Company Agreement of CT Plan LLC
The CT Plan just got a fresh update! They added a new member, 24X National Exchange LLC, and updated NYSE Chicago’s name to NYSE Texas. This change is official right now and affects all current members, but it won’t cost anyone extra or change how things run.