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CONGRESS ASSET MANAGEMENT CO

Position in IBKR — Interactive Brokers Group, Inc.

CIK 897378 BOSTON, MA

Position in IBKR

as of Jun 30, 2026 · filed Jul 7, 2026
Position Value
$132,974,402
+$67,813,952 QoQ
Shares Held
1,527,739
+57.3% QoQ
Ownership
0.337%
of shares outstanding
% of Portfolio
0.83%
of 13F equity value
Holder Rank
#49
of 1,105 holders
Holding Since
Dec 2025
3 quarters on record
Voting authority Sole 85% Shared 8% None 7%

Common Shares in IBKR Over Time

Shares Held

Position Value (USD)

Position in Capital Markets

Financial Services · as of Jun 30, 2026

CONGRESS ASSET MANAGEMENT CO holds $460,171,514 across 7 Capital Markets names. IBKR ranks #2 (28.9% of the industry book) .

# Ticker Company Shares Value (USD) Open
2 IBKR
Interactive Brokers Group, Inc.
This page
1,527,739 $132,974,402

All Filings in IBKR

Export CSV
3 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $132,974,402 1,527,739
2026-03-31 $65,160,450 971,529
2025-12-31 $6,662,194 103,595