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Home / Interactive Brokers Group, Inc. / Filings / SC 13G/A

SC 13G/A

IBKR AS OF 12/31/11

Company: Interactive Brokers Group, Inc.
Filed: February 13, 2012
Accession Number: 0000080255-12-000347

View Document ↗ View on SEC.gov ↗

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© 2026 EdgarLookup. All rights reserved. Filing data sourced from the SEC EDGAR database. For informational purposes only — not financial advice. · Data last updated 3 months ago.