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Blue Whale Capital LLP

Position in IBKR — Interactive Brokers Group, Inc.

CIK 1801547 LONDON, X0

Position in IBKR

as of Jun 30, 2026 · filed Aug 13, 2026
Position Value
$58,278,676
+$10,378,356 QoQ
Shares Held
669,562
-6.2% QoQ
Ownership
0.148%
of shares outstanding
% of Portfolio
1.85%
of 13F equity value
Holder Rank
#94
of 1,105 holders
Holding Since
Sep 2025
4 quarters on record
Voting authority Sole 100% Shared 0% None 0%

Common Shares in IBKR Over Time

Shares Held

Position Value (USD)

Position in Capital Markets

Financial Services · as of Jun 30, 2026

Blue Whale Capital LLP holds $89,871,739 across 2 Capital Markets names. IBKR ranks #1 (64.8% of the industry book) .

# Ticker Company Shares Value (USD) Open
1 IBKR
Interactive Brokers Group, Inc.
This page
669,562 $58,278,676

All Filings in IBKR

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4 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $58,278,676 669,562
2026-03-31 $47,900,320 714,184
2025-12-31 $36,918,055 574,064
2025-09-30 $21,715,266 315,583