Securities and Exchange Commission
Document Headings Document headings vary by document type but may contain the following: the agency or agencies that issued and signed a document the number of the CFR title and the number of each part the document amends, proposes to amend, or is directly related to the agency docket number / agency internal file number the RIN which identifies each regulatory action listed in the Unified Agenda of Federal Regulatory and Deregulatory Actions See the Document Drafting Handbook for more details. Securities and Exchange Commission [Release No. 34-99083; File No. SR-PHLX-2023-40] ( printed page 85964) December 5, 2023. On August 28, 2023, Nasdaq PHLX LLC (“Phlx” or “Exchange”) filed with the Securities and Exchange Commission (“Commission”), pursuant to section 19(b)(1) of the Securities Exchange Act of 1934 (“Exchange Act”)  [ 1 ] and Rule 19b-4 thereunder, [ 2 ] a proposed rule change to amend Equity 4, Rules 3301A and 3301B  [ 3 ] to establish new “Contra Midpoint Only” (“CMO”) and “Contra Midpoint Only with Post-Only” (“CMO+PO”) order types and to make other corresponding changes to the Phlx Rulebook. The proposed rule change was published for comment in the Federal Register on September 8, 2023. [ 4 ] On September 26, 2023, pursuant to section 19(b)(2) of the Exchange Act, [ 5 ] the Commission designated a longer period within which to approve the proposed rule change, disapprove the proposed rule change, or institute proceedings to determine whether to disapprove the proposed rule change. [ 6 ] On November 2, 2023, the Exchange filed partial Amendment No.1 to the proposed rule change. [ 7 ] The Commission has received three comment letters on the proposed rule change, and the Exchange submitted a response to comments when it filed partial Amendment No. 1. [ 8 ] The Commission is publishing this notice to solicit comments on the proposed rule change, as mo…
Citation: 88 FR 85964
