# 2025-11182: NYSE Arca Adds Safety Nets to Trading Risk Rules

2025-11182, Self-Regulatory Organizations; NYSE Arca, Inc.; Notice of Filing and Immediate Effectiveness of Proposed Rule Change To Amend Rule 6.40P-O, is a Federal Register notice from Securities and Exchange Commission published 2025-06-18, effective 2025-06-10 (as of 2026-06-08).

- Canonical: https://policyrisk.com/federal-register/2025-11182
- As of: 2026-06-08
- Plain-text twin of the page above; the HTML and this file carry the same facts.

## Facts
- Document number: 2025-11182
- Title: Self-Regulatory Organizations; NYSE Arca, Inc.; Notice of Filing and Immediate Effectiveness of Proposed Rule Change To Amend Rule 6.40P-O
- Type: Notice
- Agencies: Securities and Exchange Commission
- Citation: 90 FR 26073
- Published: 2025-06-18
- Effective: 2025-06-10
- Comments close: not stated
- Significant: no
- Touches household money: no
- Regulation identifier numbers: none
- Last updated: 2026-06-08

## In one line

NYSE Arca Adds Safety Nets to Trading Risk Rules

## Summary

NYSE Arca is giving trading firms a new tool called "Gross Risk Credit Limits" to help them manage their trading risks before orders go through. This optional change kicks in right away and aims to keep trading safer without adding extra costs. Traders and market makers will benefit from better control over their risk starting now.

## Effects PRIA read

- Optional Gross Credit Risk Limits: benefit, medium. If you are an Entering Firm (an OTP Holder or OTP Firm), the Exchange added optional Gross Credit Risk Limits that let firms set maximum daily dollar amounts for purchases and sales across all symbols. The rule creates three limit types (Open + Executed; Open Only; Executed Only), lets firms set li…
- Automated Breach Actions Defined: mixed, medium. The Exchange added three automated breach actions firms may choose if a Gross Credit Risk Limit is breached: "Notification Only" (continue accepting orders but notify the firm), "Block Only" (reject new orders but allow cancel instructions), and "Cancel and Block" (reject new orders and cancel most…
- Market Maker Interest Is Excluded: benefit, low. The Gross Credit Risk Limits do not apply to Market Maker interest submitted in a Market Maker's registered capacity; Market Maker interest is excluded from these checks. The Exchange states Market Makers remain subject to mandatory Activity-Based Risk Controls tailored to market making.
- Immediate Operative Effect and Timing: benefit, low. The Commission waived the 30-day operative delay and designated the proposed rule change operative upon filing, and the Exchange anticipates implementing the change in the second quarter of 2025 but no later than September 30, 2025. The Exchange also states any added latency from these pre-trade ch…

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## Sources
- [2025-11182 on federalregister.gov](https://www.federalregister.gov/documents/2025/06/18/2025-11182/self-regulatory-organizations-nyse-arca-inc-notice-of-filing-and-immediate-effectiveness-of-proposed)
- [2025-11182 as published (PDF)](https://www.govinfo.gov/content/pkg/FR-2025-06-18/pdf/2025-11182.pdf)

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- [All Federal Register documents](https://policyrisk.com/federal-register)

Source: PRIA, https://policyrisk.com/federal-register/2025-11182 (as of 2026-06-08).