IBKR
INTERACTIVE BROKERS GROUP IN
Institutional Ownership · Q4 2025
Filing: Q4 2025INTERACTIVE BROKERS GROUP IN (IBKR) is held by 924 institutional investors with combined holdings of $21.6B. Major holders include VANGUARD GROUP INC, BlackRock, Inc. (BLK), STATE STREET CORP (STT, .
Institutional Holders
924
Total Value
$21.6B
Ownership %
75.4%
🏦 Top Institutional Holders
VANGUARD GROUP INC
52.3M shares
$3.4B
11.73% ownership
BlackRock, Inc. (BLK)
31.7M shares
$2.0B
7.11% ownership
STATE STREET CORP (STT, STT-PG)
18.8M shares
$1.2B
4.23% ownership
CANTILLON CAPITAL MANAGEMENT LLC
12.8M shares
$820.6M
2.86% ownership
KAYNE ANDERSON RUDNICK INVESTMENT MANAGEMENT LLC
11.2M shares
$720.7M
2.51% ownership