As a registered national securities exchange, MIAX Options is 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. MIAX Options 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 Options will post below pending rule filings submitted by the Exchange, followed by rule changes that have been approved by the SEC or became immediately effective pursuant to the Exchange Act.
Amend Rule 403, Withdrawal of Approval of Underlying Securities,to specify that if an option class is open for trading solely on the Exchange, the Exchange may restrict series with open interest to closing transactions
This will become operative on March 23, 2018. The implementation date will be announced by the Exchange through a Regulatory Circular.