9999999997-23-003643.txt : 20230725 9999999997-23-003643.hdr.sgml : 20230725 20230725172614 ACCESSION NUMBER: 9999999997-23-003643 CONFORMED SUBMISSION TYPE: X-17A-5 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20221231 FILED AS OF DATE: 20230711 DATE AS OF CHANGE: 20230725 EFFECTIVENESS DATE: 20230711 PERIOD START: 20220101 FILER: COMPANY DATA: COMPANY CONFORMED NAME: SIMPLEX TRADING, LLC CENTRAL INDEX KEY: 0001488542 IRS NUMBER: 272031362 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: X-17A-5 SEC ACT: 1934 Act SEC FILE NUMBER: 008-68556 FILM NUMBER: 23008431 BUSINESS ADDRESS: STREET 1: 230 S. LASALLE STREET STREET 2: SUITE 08-500 CITY: CHICAGO STATE: IL ZIP: 60604 BUSINESS PHONE: 312.360.2440 MAIL ADDRESS: STREET 1: 230 S. LASALLE STREET STREET 2: SUITE 08-500 CITY: CHICAGO STATE: IL ZIP: 60604 FORMER COMPANY: FORMER CONFORMED NAME: SET TRADING PARTNERS, LLC DATE OF NAME CHANGE: 20120501 FORMER COMPANY: FORMER CONFORMED NAME: MULTIPLEX TRADING LLC DATE OF NAME CHANGE: 20100402 X-17A-5 1 9999999997-23-003643.paper AUTO-GENERATED PAPER DOCUMENT This document was generated as part of a paper submission. Please reference the Document Control Number 23008431 for access to the original document.