All Options Exchanges Rule Filings
As registered national securities exchanges, MIAX Options®, MIAX Pearl® Options, MIAX Emerald® Options and MIAX Sapphire® Options are required to submit to the SEC, pursuant to Section 19 of the Securities Exchange Act of 1934 (the “Exchange Act”) and Rule 19b-4 thereunder, proposed rule changes. Each MIAX Exchange is required to post its rule filings on its website within two business days after submission. Rule filings are not effective until approved by the SEC, with the exception of certain types of rule filings that may take effect upon filing with the SEC if they meet the conditions specified under Section 19 of the Exchange Act and Rule 19b-4 thereunder. MIAX will post below pending rule filings submitted by each Exchange, followed by rule changes that have been approved by the SEC or became immediately effective pursuant to the Exchange Act.
SR-EMERALD-2025-18
Effective / Approved
Proposal to introduce a new version of the Open-Close Report to be known as the One-Minute Interval Intra-Day Open -Close Report.
August 27, 2025
SR-PEARL-2025-39
Effective / Approved
Proposal to amend Rule 2610, Units of Trading, to conform with the definition of Round Lot under Rule 600 of the Regulation NMS that is to be implemented in November 2025, and make conforming non-substantive changes to Rule 2611, Odd and Mixed Lots, Rule 2614, Orders and Order Instructions, and Rule 2616, Priority of Orders. This proposal will be implemented on November 3, 2025.
August 21, 2025
SR-SAPPHIRE-2025-32
Effective / Approved
Amend Rule 527, Exchange Liability.
August 15, 2025
- Amendment No 1
- SEC Notice of Filing
- Federal Register Notice of Filing
- SEC Notice of Designation of a Longer Period for Commission Action
- Federal Register Notice of Designation of a Longer Period for Commission Action
- SEC Notice of Filing Amendment No. ! and Order Instituting Procedures Whether to Approve or Disapprove
- Federal Register Notice Amendment No
- SEC Approval Order
- Federal Register Approval Order
SR-MIAX-2025-38
Effective / Approved
Amend Rule 307, Position Limits, and Rule 309, Exercise Limits, to increase the position and exercise limits for Grayscale Bitcoin Trust ("GBTC"), Grayscale Bitcoin Mini Trust ("BTC"), and Bitwise Bitcoin ETF ("BITB").
August 14, 2025
SR-MIAX-2025-37
Effective / Approved
Amend Rule 307, Position Limits, and Rule 309, Exercise Limits, to increase the position and exercise limits for iShares Bitcoin Trust ETF.
August 05, 2025
SR-PEARL-2025-38
Effective / Approved
Amend the MIAX Pearl Equities Fee Schedule to amend rebates for executions of orders in securities priced at or above $1.00 per share for added displayed volume.
July 31, 2025
SR-SAPPHIRE-2025-31
Effective / Approved
Amend Rule 402, Criteria for Underlying Securities, to list and trade options on the VanEck Bitcoin ETF.
July 30, 2025
SR-PEARL-2025-37
Effective / Approved
Amend Rule 402, Criteria for Underlying Securities, to list and trade options on the VanEck Bitcoin ETF.
July 30, 2025