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Effective Rule Filings Rule Filings

SR-MEMX-2026-08: Proposal to Amend Rule 13.4(a)

Date Filed: March 25, 2026 Description: Proposal to amend Rule 13.4(a) to reflect the name change of Nasdaq BX, Inc. to Nasdaq Texas, LLC.

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SR-MEMX-2026-07: Proposal to Amend the Exchange’s Fee Schedule

Date Filed: February 27, 2026 Description: Proposal to amend the Exchange’s Fee Schedule to: (i) make certain additions and amendments related to Step-Up tiers in the Definitions sectionof the Fee Schedule, both in general and in light of Regulation NMS Rule 610(d), and (ii) modify the required step-up criteria under Liquidity Provision Tier 2.

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SR-MEMX-2026-06: Proposal to Adopt Rule 13.9

Date Filed: February 19, 2026 Description: Proposal to adopt a rule codifying the Exchange’s fingerprint-based background check process.

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SR-MEMX-2026-05: Proposal to Amend the Exchange’s Fee Schedule

Date Filed: January 30, 2026 Description: Proposal to Amend the Exchange’s Fee Schedule to: (i) increase the standard fee for executions of Removed Tape A Volume; (ii) adopt a new Tape A Liquidity Removal Tier that provides a reduced fee for executions of Removed Tape A Volume; (iii) reduce the rebate provided under the Displayed […]

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SR-MEMX-2026-04: Proposal to Amend Rules 18.7 and 18.9

Date Filed: January 30, 2026 Description: Proposal to Amend Rules 18.7 and 18.9 related to options on certain cyrypto-based ETFs.

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SR-MEMX-2026-03: Proposal to Amend Rule 19.5, Interpretation and Policy .05

Date Filed: January 27, 2026 Description: Proposal to amend the Short Term Option Series Program in Rule 19.5, Interpretation and Policy .05 to permit the listing of up to two Monday and Wednesday expirations for options on certain individual stocks and Fund Shares

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SR-MEMX-2026-02: Proposal to Amend the Exchange’s Fee Schedule Related to the Options Regulatory Fee

Date Filed: January 22, 2026 Description: Proposal to amend the Exchange’s Fee Schedule related to the Options Regulatory Fee (“ORF”) to adopt a new methodology for assessment and collection of ORF for transactions that occur on the Exchange.

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SR-MEMX-2026-01: Proposal to Amend Rule 19.3

Date Filed: January 7, 2026 Description: Proposal to Amend Rule 19.3 to allow for the listing and trading of options on certain Commodity-Based Trusts.

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SR-MEMX-2025-36: Proposal to Amend the Exchange’s Options Fee Schedule

Date Filed: December 31, 2025 Description: Proposal to amend the Exchange’s Options Fee Schedule related to the Options Regulatory Fee (“ORF”).

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Effective Rule Filings Rule Filings

SR-MEMX-2025-35: Proposal to Amend the Exchange’s Options Fee Schedule

Date Filed: December 30, 2025 Description: Proposal to amend the routing fees for MEMX Options.