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Effective Rule Filings Rule Filings

SR-MEMX-2026-32: Proposal to Amend the Exchange’s Options Fee Schedule

Date Filed: September 30, 2026 Description: Proposal to amend the Options Fee Schedule by re-naming the existing Volume Tier the “Customer (contra Non-Customer) Volume Tier” and limiting the executions eligible to receive the enhanced rebate under such tier to Customer capacity executions that add liquidity in Penny options where the contra-party is a Non-Customer.

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Effective Rule Filings Rule Filings

SR-MEMX-2026-31: Proposal to Amend the Exchange’s Fee Schedule

Date Filed: September 30, 2026 Description: Proposal to amend the Fee Schedule to modify the required criteria under the Tape B Volume Tier 2. 

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Effective Rule Filings Rule Filings

SR-MX2-2026-08: Proposal to Amend the Exchange’s Fee Schedule

Date Filed: September 22, 2026 Description: Proposal to amend the Exchange’s Options Fee Schedule to adopt Transaction Fees and Rebates, Routing Fees, and Notes and Definitions.

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Effective Rule Filings Rule Filings

SR-MX2-2026-27: Proposal to Establish a Monthly Review of Professional Orders

Date Filed: September 15, 2026 Description: Proposed rule change to amend Rule 16.1, (Definitions) to establish a monthly review of Professional Orders

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Effective Rule Filings Rule Filings

SR-MX2-2026-05: Proposal to Adopt the Initial Framework of the Exchange’s Fee Schedule and to Establish an Options Regulatory Fee

Date Filed: September 9, 2026 Description: Proposal to adopt the initial framework of the Exchange’s Options Fee Schedule and to establish an Options Regulatory Fee (“ORF”) in the amount of $0.0200 per contract side.