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Effective Rule Filings Rule Filings

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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Effective Rule Filings Rule Filings

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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605 Reports

December 2025

Rule 605 Disclosure of Order Execution Information

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Effective Rule Filings Rule Filings

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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Effective Rule Filings Rule Filings

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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Effective Rule Filings Rule Filings

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.