0001381197-24-000067.txt : 20240202 0001381197-24-000067.hdr.sgml : 20240202 20240202164735 ACCESSION NUMBER: 0001381197-24-000067 CONFORMED SUBMISSION TYPE: 144 PUBLIC DOCUMENT COUNT: 1 FILED AS OF DATE: 20240202 DATE AS OF CHANGE: 20240202 SUBJECT COMPANY: COMPANY DATA: COMPANY CONFORMED NAME: Interactive Brokers Group, Inc. CENTRAL INDEX KEY: 0001381197 STANDARD INDUSTRIAL CLASSIFICATION: SECURITY BROKERS, DEALERS & FLOTATION COMPANIES [6211] ORGANIZATION NAME: 02 Finance IRS NUMBER: 300390693 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: 144 SEC ACT: 1933 Act SEC FILE NUMBER: 001-33440 FILM NUMBER: 24592305 BUSINESS ADDRESS: STREET 1: ONE PICKWICK PLAZA CITY: GREENWICH STATE: CT ZIP: 06830 BUSINESS PHONE: 203-618-5800 MAIL ADDRESS: STREET 1: ONE PICKWICK PLAZA CITY: GREENWICH STATE: CT ZIP: 06830 REPORTING-OWNER: COMPANY DATA: COMPANY CONFORMED NAME: Nemser Earl H CENTRAL INDEX KEY: 0001391400 ORGANIZATION NAME: FILING VALUES: FORM TYPE: 144 MAIL ADDRESS: STREET 1: ONE PICKWICK PLAZA CITY: GREENWICH STATE: CT ZIP: 06830 144 1 primary_doc.xml 144 0001391400 XXXXXXXX LIVE 0001381197 Interactive Brokers Group, Inc. 001-33440 One Pickwick Plaza Greenwich CT 06830 203-618-5800 Nemser Earl H Officer Class A common stock Interactive Brokers LLC

One Pickwick Plaza Greenwich CT 06830

200000 18174000 107015336 02/02/2024 Nasdaq Class A common stock 08/10/2023 Distribution EN Holdings LLC N 174822 08/10/2023 Distribution Class A common stock 05/09/2023 Vesting of Awarded Shares Interactive Brokers Group, Inc. N 12513 05/09/2023 Vesting of Awarded Shares Class A common stock 05/09/2022 Vesting of Awarded Shares Interactive Brokers Group, Inc. N 10517 05/09/2022 Vesting of Awarded Shares Class A common stock 05/07/2021 Vesting of Awarded Shares Interactive Brokers Group, Inc. N 2148 05/07/2021 Vesting of Awarded Shares Y Shares acquired via a distribution from EN Holdings LLC, a limited liability company owned by the Reporting Person and his affiliates, which distributed the shares it acquired in a partial redemption of its interest in IBG Holdings LLC as more fully described in the prospectus supplement on Form 424b5 (File No. 333-273451) filed with Securities Exchange Commission on July 27, 2023 by Interactive Brokers Group, Inc. (the "Issuer") and from the vesting restricted stock units awarded under the Issuer's amended 2007 Stock Incentive Plan. Sales to occur over time pursuant to a 10b5-1 trading plan. 02/02/2024 09/12/2023 /s/ Earl H Nemser