# 2026-16458: Nasdaq MRX Tweaks Market Maker Quotes: Yawn-Worthy SEC Rubber Stamp

2026-16458, Self-Regulatory Organizations; Nasdaq MRX, LLC; Notice of Filing and Immediate Effectiveness of Proposed Rule Change To Amend Market Maker Quoting Obligations, is a Federal Register notice from Securities and Exchange Commission published 2026-08-13, effective 2026-09-01; PRIA reads it as touching household money (as of 2026-08-20).

- Canonical: https://policyrisk.com/federal-register/2026-16458
- As of: 2026-08-20
- Plain-text twin of the page above; the HTML and this file carry the same facts.

## Facts
- Document number: 2026-16458
- Title: Self-Regulatory Organizations; Nasdaq MRX, LLC; Notice of Filing and Immediate Effectiveness of Proposed Rule Change To Amend Market Maker Quoting Obligations
- Type: Notice
- Agencies: Securities and Exchange Commission
- Citation: 91 FR 52361
- Published: 2026-08-13
- Effective: 2026-09-01
- Comments close: not stated
- Significant: no
- Touches household money: yes
- Regulation identifier numbers: none
- Last updated: 2026-08-20

## In one line

Nasdaq MRX Tweaks Market Maker Quotes: Yawn-Worthy SEC Rubber Stamp

## Summary

No summary available.

## Effects PRIA read

- Aggregate PMM and Preferred MM Quoting: benefit, low. If you serve as a Primary Market Maker (PMM) or a Preferred Market Maker for the same Member, the Exchange will count your quotes together toward the 90% continuous two-sided quotation requirement instead of tracking those roles separately. This change takes effect on September 1, 2026 and is inten…
- Competitive Market Makers Left Unchanged: cost, low. If you are a Competitive Market Maker (CMM), your quoting obligation remains separate and unchanged: you must provide two-sided quotations in 60% of the cumulative number of seconds (or such higher percentage as MRX may announce). If a Member is both a CMM and a PMM in the same options series, the…

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## Sources
- [2026-16458 on federalregister.gov](https://www.federalregister.gov/documents/2026/08/13/2026-16458/self-regulatory-organizations-nasdaq-mrx-llc-notice-of-filing-and-immediate-effectiveness-of)
- [2026-16458 as published (PDF)](https://www.govinfo.gov/content/pkg/FR-2026-08-13/pdf/2026-16458.pdf)

## Related
- [Previous: 2026-16457, Self-Regulatory Organizations; Nasdaq PHLX LLC; Notice of Filing and Immediate…](https://policyrisk.com/federal-register/2026-16457)
- [Next: 2026-16459, Self-Regulatory Organizations; Nasdaq ISE, LLC; Notice of Filing and Immediate…](https://policyrisk.com/federal-register/2026-16459)
- [All Federal Register documents](https://policyrisk.com/federal-register)

Source: PRIA, https://policyrisk.com/federal-register/2026-16458 (as of 2026-08-20).