https://www.cboe.com/us/equities/regulation/rss/rule_filings/byx/approvedThe latest Cboe BYX Exchange Approved rule filings.en-usWed, 01 Jul 2026 00:00:00 -040060https://cdn.cboe.com/resources/regulation/rule_filings/approved/2026/SR-CboeBYX-2026-027.pdfThe Exchange proposes to introduce a Data Vendor Program, which includes introducing a new defined term of Data Vendor, along with other clarifying changes. Wed, 01 Jul 2026 00:00:00 -0400https://cdn.cboe.com/resources/regulation/rule_filings/approved/2026/SR-CboeBYX-2026-027.pdfhttps://cdn.cboe.com/resources/regulation/rule_filings/approved/2026/SR-CboeBYX-2026-025.pdfThe Exchange proposes to adopt fees for its new Clock Service. Thu, 28 May 2026 00:00:00 -0400https://cdn.cboe.com/resources/regulation/rule_filings/approved/2026/SR-CboeBYX-2026-025.pdfhttps://cdn.cboe.com/resources/regulation/rule_filings/approved/2026/SR-CboeBYX-2026-022.pdfThe Exchange proposes to update Rule 11.26(a) regarding the public disclosure of the sources of data that the Exchange utilizes when performing: (i) order handling; (ii) order routing; (iii) order execution; and (iv) related compliance processes to reflect the planned operation of the Texas Stock Exchange LLC (TXSE) as a registered national securities exchange and to reflect the name change of Nasdaq BX, LLC to Nasdaq Texas, LLC.Fri, 15 May 2026 00:00:00 -0400https://cdn.cboe.com/resources/regulation/rule_filings/approved/2026/SR-CboeBYX-2026-022.pdfhttps://cdn.cboe.com/resources/regulation/rule_filings/approved/2026/SR-CboeBYX-2026-021.pdfThe Exchange proposes to amend Chapter 8 of the Exchanges Rulebook relating to investigative and disciplinary matters. Wed, 13 May 2026 00:00:00 -0400https://cdn.cboe.com/resources/regulation/rule_filings/approved/2026/SR-CboeBYX-2026-021.pdfhttps://cdn.cboe.com/resources/regulation/rule_filings/approved/2026/SR-CboeBYX-2026-020.pdfThe Exchange proposes to amend its rule regarding Members and associated persons of Members who are or become subject to a statutory disqualification. Wed, 06 May 2026 00:00:00 -0400https://cdn.cboe.com/resources/regulation/rule_filings/approved/2026/SR-CboeBYX-2026-020.pdfhttps://cdn.cboe.com/resources/regulation/rule_filings/approved/2026/SR-CboeBYX-2026-019.pdfThe Exchange proposes to amend the Exchanges Fee Schedule to remove text capping the number of Dedicated Cores available to market participants.Fri, 01 May 2026 00:00:00 -0400https://cdn.cboe.com/resources/regulation/rule_filings/approved/2026/SR-CboeBYX-2026-019.pdfhttps://cdn.cboe.com/resources/regulation/rule_filings/approved/2026/SR-CboeBYX-2026-017.pdfThe Exchange proposes to amend its fee schedule entitled Consolidated Audit Trail Funding Fees to establish fees for Industry Members related to certain historical costs of the National Market System Plan Governing the Consolidated Audit Trail (the CAT NMS Plan or Plan) incurred prior to January 1, 2022 that were not previously invoiced via Historical CAT Assessment 1.Mon, 27 Apr 2026 00:00:00 -0400https://cdn.cboe.com/resources/regulation/rule_filings/approved/2026/SR-CboeBYX-2026-017.pdfhttps://cdn.cboe.com/resources/regulation/rule_filings/approved/2026/SR-CboeBYX-2026-016.pdfThe Exchange proposes to amend the Exchanges Fee Schedule to remove text capping the number of Dedicated Cores available to market participants. Mon, 27 Apr 2026 00:00:00 -0400https://cdn.cboe.com/resources/regulation/rule_filings/approved/2026/SR-CboeBYX-2026-016.pdfhttps://cdn.cboe.com/resources/regulation/rule_filings/approved/2026/SR-CboeBYX-2026-015.pdfThe Exchange proposes to amend its Consolidated Audit Trail Funding Fees fee schedule to establish fees for Industry Members related to reasonably budgeted CAT costs of the National Market System Plan Governing the Consolidated Audit Trail (the CAT NMS Plan or Plan) for the period from May 1, 2026 through December 31, 2026.Fri, 24 Apr 2026 00:00:00 -0400https://cdn.cboe.com/resources/regulation/rule_filings/approved/2026/SR-CboeBYX-2026-015.pdfhttps://cdn.cboe.com/resources/regulation/rule_filings/approved/2026/SR-CboeBYX-2026-013.pdfThe Exchange proposes to amend its Fees Schedule to codify a User Fee exemption and amend the definition of Non-Display Usage. Mon, 13 Apr 2026 00:00:00 -0400https://cdn.cboe.com/resources/regulation/rule_filings/approved/2026/SR-CboeBYX-2026-013.pdfhttps://cdn.cboe.com/resources/regulation/rule_filings/approved/2026/SR-CboeBYX-2026-012.pdfThe Exchange proposes to modify Rule 11.9(c)(11) and Rule 11.13(a)(4)(C) (D) to describe the behavior of Non-Displayed Orders.Wed, 08 Apr 2026 00:00:00 -0400https://cdn.cboe.com/resources/regulation/rule_filings/approved/2026/SR-CboeBYX-2026-012.pdfhttps://cdn.cboe.com/resources/regulation/rule_filings/approved/2026/SR-CboeBYX-2026-011.pdfThe Exchange proposes to provide twelve price levels per side for the Cboe One Premium and Summary Depth data feeds. Thu, 02 Apr 2026 00:00:00 -0400https://cdn.cboe.com/resources/regulation/rule_filings/approved/2026/SR-CboeBYX-2026-011.pdfhttps://cdn.cboe.com/resources/regulation/rule_filings/approved/2026/SR-CboeBYX-2026-009.pdfThe Exchange proposes to amend its Fee Schedule to adopt a new fee waiver for eligible Internal Distributors.Tue, 10 Mar 2026 00:00:00 -0400https://cdn.cboe.com/resources/regulation/rule_filings/approved/2026/SR-CboeBYX-2026-009.pdfhttps://cdn.cboe.com/resources/regulation/rule_filings/approved/2026/SR-CboeBYX-2026-008.pdfThe Exchange proposes to adopt Rules 11.28 and 11.29 to integrate several definitions and concepts from the Amended CTA/CQ Plan and to reorganize existing Rule 11.18 in light of the Exchanges experience with applying the rule during its time as a national securities exchange and to make conforming changes to related rules.Fri, 06 Mar 2026 00:00:00 -0500https://cdn.cboe.com/resources/regulation/rule_filings/approved/2026/SR-CboeBYX-2026-008.pdfhttps://cdn.cboe.com/resources/regulation/rule_filings/approved/2026/SR-CboeBYX-2026-007.pdfThe Exchange proposes to amend Rule 11.22 to introduce the Exchanges Clock Service. Fri, 06 Mar 2026 00:00:00 -0500https://cdn.cboe.com/resources/regulation/rule_filings/approved/2026/SR-CboeBYX-2026-007.pdfhttps://cdn.cboe.com/resources/regulation/rule_filings/approved/2026/SR-CboeBYX-2026-005.pdfThe Exchange proposes to amend Rule 11.24(a)(2), to allow a Retail Member Organization to enter a Retail Order onto the Exchange in a principal capacity, provided the requirements of proposed Rule 11.24(h) are satisfied; (ii) codify in proposed new Rule 11.24(h) additional requirements a Retail Member Organization must comply with in order to enter Retail Orders as principal; and (iii) amend Rule 11.24(b)(6) to require that Retail Member Organizations have in place policies and procedures reasonably designed to ensure compliance with proposed Rule 11.24(h), as well as to ensure that the Retail Member Organization can, upon request by the Exchange, produce documentation evidencing compliance with the requirements of Rule 11.24(h).Mon, 23 Feb 2026 00:00:00 -0500https://cdn.cboe.com/resources/regulation/rule_filings/approved/2026/SR-CboeBYX-2026-005.pdfhttps://cdn.cboe.com/resources/regulation/rule_filings/approved/2026/SR-CboeBYX-2026-004.pdfThe Exchange proposes to amend its Fee Schedule.Mon, 09 Feb 2026 00:00:00 -0500https://cdn.cboe.com/resources/regulation/rule_filings/approved/2026/SR-CboeBYX-2026-004.pdfhttps://cdn.cboe.com/resources/regulation/rule_filings/approved/2026/SR-CboeBYX-2026-003.pdfThe Exchange proposes to amend its Fee Schedule. Thu, 29 Jan 2026 00:00:00 -0500https://cdn.cboe.com/resources/regulation/rule_filings/approved/2026/SR-CboeBYX-2026-003.pdfhttps://cdn.cboe.com/resources/regulation/rule_filings/approved/2026/SR-CboeBYX-2026-002.pdfThe Exchange proposes to amend Exchange Rule 11.9(f) to revise the definition of Unique Identifier.Wed, 28 Jan 2026 00:00:00 -0500https://cdn.cboe.com/resources/regulation/rule_filings/approved/2026/SR-CboeBYX-2026-002.pdfhttps://cdn.cboe.com/resources/regulation/rule_filings/approved/2025/SR-CboeBYX-2025-037.pdfThe Exchange proposes to amend its fee schedule.Mon, 22 Dec 2025 00:00:00 -0500https://cdn.cboe.com/resources/regulation/rule_filings/approved/2025/SR-CboeBYX-2025-037.pdf