Interactive Brokers Group, Inc. (IBKR) Institutional Ownership

Institutions by Trading Activity

Ownership Statistics

0Shares Outstanding

10,019Shares held by institutions

$638,511Value of institutional holdings

89.95%Institutional ownership %

306.28%Shares Changed QoQ

795No. of institutional investors

Shares Owned by Institutions

Shares Purchased/Sold by Institutions

Ownership Summary

Interactive Brokers Group, Inc. (NASDAQ:IBKR) appears in 947 institutional 13F filings for the quarter ending December 2025.

Collectively, these holders controlled 85.0% of Interactive Brokers's outstanding shares in December 2025, down from 91.6% in September 2025.
They decreased total shares held in Interactive Brokers by -2.97% from the prior quarter, while the number of investors in IBKR increased 34.9% year over year.
Of these 947 holders, 478 added to their stakes in Interactive Brokers, 341 trimmed positions, and 128 made no changes.
Institutional investors collectively held 379.71Mn shares in Interactive Brokers as of December 2025, down by 11.63Mn shares quarter on quarter, and up 278.39Mn shares year over year.
VANGUARD GROUP INC leads ownership in IBKR with 52.25Mn shares as of December 31, 2025, equal to 11.7% of outstanding shares.
Top purchasers of IBKR stock for the quarter ending December 2025 included NORGES BANK (7.05Mn), London & Capital Asset Management Ltd (5.28Mn), 1832 Asset Management L.P. (3.63Mn), Invesco Ltd. (2.53Mn), BESSEMER GROUP INC (1.52Mn).
The biggest sellers of Interactive Brokers for the quarter ending December 2025 included CANTILLON CAPITAL MANAGEMENT LLC (12.57Mn), Jpmorgan Chase & Co (10.66Mn), Bank Of America Corp /De/ (8.59Mn), WELLINGTON MANAGEMENT GROUP LLP (2.62Mn), Royal Bank Of Canada (1.59Mn).
According to Business Quant data, leading holders of IBKR for December 2025 are VANGUARD GROUP INC (52.25Mn), BlackRock, Inc. (31.68Mn), State Street Corp (18.84Mn), CANTILLON CAPITAL MANAGEMENT LLC (12.76Mn), KAYNE ANDERSON RUDNICK INVESTMENT MANAGEMENT LLC (11.21Mn), GEODE CAPITAL MANAGEMENT, LLC (10.2Mn), Orbis Allan Gray Ltd (9.27Mn), Greenwich Wealth Management LLC (9.19Mn), Invesco Ltd. (8.29Mn), WELLINGTON MANAGEMENT GROUP LLP (8.28Mn).

948 Institutional Holders

10,019 Total Shares Held

Rows:

Download Data

Owner Name	Date	Change (QoQ)	Change (%)	Value (USD)
BlackRock, Inc.	31 Dec, 2025	710,875	2.30%	$0.00
VANGUARD GROUP INC	31 Dec, 2025	-604,728	-1.14%	$0.00
Orbis Allan Gray Ltd	31 Dec, 2025	-270,137	-2.83%	$0.00
HSBC HOLDINGS PLC	31 Dec, 2025	1,339,719	148.63%	$0.00
State Street Corp	31 Dec, 2025	187,763	1.01%	$0.00
London & Capital Asset Management Ltd	31 Dec, 2025	5,280,117	908.92%	$0.00
Barclays Plc	31 Dec, 2025	428,271	33.97%	$0.00
CANTILLON CAPITAL MANAGEMENT LLC	31 Dec, 2025	-12,568,148	-49.62%	$0.00
UBS Group AG	31 Dec, 2025	1,075,486	80.40%	$0.00
PEAK6 LLC	31 Dec, 2025	445,905	60.29%	$0.00
KAYNE ANDERSON RUDNICK INVESTMENT MANAGEMENT LLC	31 Dec, 2025	-967,773	-7.95%	$0.00
Empower Advisory Group, LLC	31 Dec, 2025	-80,312	-4.35%	$0.00
Rockefeller Capital Management L.P.	31 Dec, 2025	27,804	322.96%	$0.00
GEODE CAPITAL MANAGEMENT, LLC	31 Dec, 2025	-140,926	-1.36%	$0.00
Nuveen, LLC	31 Dec, 2025	170,804	15.44%	$0.00
Osbon Capital Management LLC	31 Dec, 2025	52	0.00%	$0.00
Greenwich Wealth Management LLC	31 Dec, 2025	-1,182,168	-11.40%	$0.00
Hosking Partners LLP	31 Dec, 2025	72,938	6.12%	$0.00
Invesco Ltd.	31 Dec, 2025	2,534,772	44.06%	$0.00
Bristol Gate Capital Partners Inc.	31 Dec, 2025	1,211,726	0.00%	$0.00

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