# 2025-15735: Cboe C2 Adds Timestamp Report for Traders

2025-15735, Self-Regulatory Organizations; Cboe C2 Exchange, Inc.; Notice of Filing and Immediate Effectiveness of a Proposed Rule Change To Adopt a New Market Data Report, is a Federal Register notice from Securities and Exchange Commission published 2025-08-19, effective 2025-08-25; PRIA reads it as touching household money (as of 2026-06-08).

- Canonical: https://policyrisk.com/federal-register/2025-15735
- As of: 2026-06-08
- Plain-text twin of the page above; the HTML and this file carry the same facts.

## Facts
- Document number: 2025-15735
- Title: Self-Regulatory Organizations; Cboe C2 Exchange, Inc.; Notice of Filing and Immediate Effectiveness of a Proposed Rule Change To Adopt a New Market Data Report
- Type: Notice
- Agencies: Securities and Exchange Commission
- Citation: 90 FR 40402
- Published: 2025-08-19
- Effective: 2025-08-25
- Comments close: not stated
- Significant: no
- Touches household money: yes
- Regulation identifier numbers: none
- Last updated: 2026-06-08

## In one line

Cboe C2 Adds Timestamp Report for Traders

## Summary

Cboe C2 Exchange is rolling out a new market data report to give traders better info on order and quote timings. This update affects Trading Permit Holders and kicks in right away, helping them track their trades more clearly without extra costs. The change aims to boost transparency and keep things running smoothly on the exchange.

## Effects PRIA read

- New All Cancels Report for Trading Firms: benefit, low. Trading Permit Holders (TPHs) may subscribe to a new All Cancels Report that shows all cancel-related messages that a subscribing firm originated, including cancels, cancel rejects, and mass cancels. The report is historical (generally provided on a T+1 basis) and includes specific fields such as M…
- Subscription Fees Will Be Assessed: cost, low. The All Cancels Report is optional and the Exchange will assess fees based on the number of reports a firm selects; the Exchange plans to file a separate proposal to set those fees. Firms that choose to subscribe will need to pay the Exchange's fees once those fees are adopted.
- Data Restricted to Your Firm Only: benefit, low. The All Cancels Report will contain only the subscribing (Recipient Firm)'s own message data and will not include any information about other firms; the Exchange will restrict other Trading Permit Holders from receiving a different firm’s data. The report also will not include any trade records or…
- Report Is Historical (Not Real-Time): mixed, low. The All Cancels Report will not provide real-time market data; it will contain historical data from the prior trading day and generally be available on a T+1 basis. Because it is delayed, firms cannot use the report for immediate real-time execution decisions but can use it for post-trade analysis.

## Related documents

- [2026-20466](https://policyrisk.com/federal-register/2026-20466): Adviser and Regulated Fund Custody Rules; Crypto Custody Rules, 2026-10-06
- [2026-19260](https://policyrisk.com/federal-register/2026-19260): Rescission of Rule 14a-8's Federal Regulation of Shareholder Proposals and Amendments to Rule 14a-4, 2026-09-21
- [2026-18424](https://policyrisk.com/federal-register/2026-18424): Political Contributions by Certain Investment Advisers, 2026-09-10
- [2026-18190](https://policyrisk.com/federal-register/2026-18190): Transfer Agent Rules, 2026-09-04
- [2026-17183](https://policyrisk.com/federal-register/2026-17183): Regulation Crypto Assets, 2026-08-21
- [2026-12163](https://policyrisk.com/federal-register/2026-12163): The Trade-Through Rule and Locked and Crossed Markets Provisions of Regulation NMS, 2026-06-17

## Sources
- [2025-15735 on federalregister.gov](https://www.federalregister.gov/documents/2025/08/19/2025-15735/self-regulatory-organizations-cboe-c2-exchange-inc-notice-of-filing-and-immediate-effectiveness-of-a)
- [2025-15735 as published (PDF)](https://www.govinfo.gov/content/pkg/FR-2025-08-19/pdf/2025-15735.pdf)

## Related
- [Previous: 2025-15734, Self-Regulatory Organizations; NYSE Arca, Inc.; Notice of Filing of Amendment N…](https://policyrisk.com/federal-register/2025-15734)
- [Next: 2025-15736, Self-Regulatory Organizations; Nasdaq Stock Market LLC; Order Instituting Proce…](https://policyrisk.com/federal-register/2025-15736)
- [All Federal Register documents](https://policyrisk.com/federal-register)

Source: PRIA, https://policyrisk.com/federal-register/2025-15735 (as of 2026-06-08).