On December 1, 2021, Miami International Securities Exchange, LLC (“MIAX”) and MIAX PEARL, LLC (“MIAX Pearl”) (collectively, the “Exchanges”) each filed with the Securities and Exchange Commission (“Commission”), pursuant to Section 19(b)(1) of the Securities Exchange Act of 1934 (“Act”),^[1] and Rule 19b-4 thereunder,^[2] a proposed rule change (File Numbers SR-MIAX-2021-59 and SR-PEARL-2021-57) to amend the MIAX Fee Schedule and MIAX Pearl Options Fee Schedule to adopt a tiered pricing structure for certain connectivity fees. The proposed rule changes were immediately effective upon filing with the Commission pursuant to Section 19(b)(3)(A) of the Act.^[3] The proposed rule changes were published for comment in the Federal Register on December 20, 2021.^[4] On January 27, 2022, the Commission temporarily suspended the proposed rule changes and instituted proceedings under Section 19(b)(2)(B) of the Act ^[5] to determine whether to approve or disapprove the proposed rule changes.^[6] On February 1, 2022, the Exchanges withdrew the proposed rule changes (SR-MIAX-2021-59 and SR-PEARL-2021-57).