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. 34-105616; File No. SR-MEMX-2026-13] June 4, 2026. Pursuant to Section 19(b)(1) of the Securities Exchange Act of 1934 (“Act”), [ 1 ] and Rule 19b-4 thereunder, [ 2 ] notice is hereby given that on May 21, 2026, MEMX LLC (“MEMX” or “Exchange”) filed with the Securities and Exchange Commission (“Commission”) the proposed rule change as described in Items I and II below, which Items have been prepared by the Exchange. The Commission is publishing this notice to solicit comments on the proposed rule change from interested persons. I. Self-Regulatory Organization's Statement of the Terms of Substance of the Proposed Rule Change The Exchange is filing with the Commission a proposed rule change to amend Rule 19.3, Criteria for Underlying Securities, and Rule 19.4, Withdrawal of Approval of Underlying Securities, to establish listing criteria and withdrawal standards for options on Commodity-Based Trusts that hold multiple crypto assets. The text of the proposed rule change is provided in Exhibit 5 and is available on the Exchange's website at https://info.memxtrading.com/​regulation/​rules-and-filings/​ . II. Self-Regulatory Organization's Statement of the Purpose of, and Statutory Basis for, the Proposed Rule Change In its filing with the Commission, the Exchange included statements concerning the purpose of and basis for the proposed rule change and discussed any comm…
Citation: 91 FR 34867
