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Form 4 - Statement of changes in beneficial ownership of securities:
SEC Accession No. 0000902664-20-001911
Filing Date
2020-04-27
Accepted
2020-04-27 16:40:49
Documents
1
Period of Report
2020-04-23

Document Format Files

Seq Description Document Type Size
1 ownership.html 4  
1 ownership.xml 4 8319
  Complete submission text file 0000902664-20-001911.txt   10178
Mailing Address ONE PICKWICK PLAZA GREENWICH CT 06830
Business Address ONE PICKWICK PLAZA GREENWICH CT 06830 203-618-5800
Interactive Brokers Group, Inc. (Issuer) CIK: 0001381197 (see all company filings)

IRS No.: 300390693 | State of Incorp.: DE | Fiscal Year End: 1231
SIC: 6211 Security Brokers, Dealers & Flotation Companies

Mailing Address 63 CROSBY STREET 4TH FLOOR NEW YORK NY 10012
Business Address 63 CROSBY STREET 4TH FLOOR NEW YORK NY 10012 6467597903
Echinus Advisors, LLC (Reporting) CIK: 0001602970 (see all company filings)

State of Incorp.: DE | Fiscal Year End: 1231
Type: 4 | Act: 34 | File No.: 001-33440 | Film No.: 20820629

Mailing Address 63 CROSBY STREET, 4TH FLOOR NEW YORK NY 10012
Business Address
Uhde Philip (Reporting) CIK: 0001772442 (see all company filings)

Type: 4 | Act: 34 | File No.: 001-33440 | Film No.: 20820628