Interactive Brokers Group, Inc.

IBKRNASDAQ

$88.30+2.49 (+2.90%)as of Oct 2, 2026

Legend

Insider buy

Insider sell

Congress buy

Congress sell

Hedge Funds
bought vs soldGreener markers show more buyers; redder markers show more sellers.

Company share activityNet buybacksNo changeNet dilution

Marker size reflects transaction size.

Insider buy
Insider sell
Congress buy
Congress sell
Hedge Funds bought vs sold

Share activityNet buybacksNo changeNet dilution

Marker size reflects transaction size. Greener fund markers mean more buyers.

Insider Buy
Insider Sell
Congress Buy
Congress Sell
Hedge funds bought vs sold
BuybackNo changeNet dilution

Interactive Brokers Group, Inc. price and activity chart data

Showing the 1Y range: Oct 2, 2025 to Oct 2, 2026. Price (+24.5%). 0 insider or congressional trades plotted in this window as 0 markers; nearby trades of the same kind are grouped.

Transactions plotted on the price chart
Date	Category	Person	Role	Action	Amount	Change in holding

Largest institutional holders

13F · Q2 2026

Fund	% of company held	Value	% of portfolio	Quarterly activity
BlackRock, Inc.	12.94%	$2.88B	0.04%	Not reported
Vanguard Capital Management LLC	11.08%	$2.47B	0.05%	Not reported
State Street Corp	7.59%	$1.69B	0.05%	Not reported
FMR LLC	4.62%	$1.03B	0.04%	Not reported
Geode Capital Management, LLC	4.16%	$925M	0.05%	Not reported
Greenwich Wealth Management LLC	3.88%	$864M	31.48%	Reduce 0.02%
Invesco Ltd.	3.79%	$845M	0.07%	Not reported
Vanguard Portfolio Management LLC	3.41%	$759M	0.03%	Not reported
Two Sigma Investments, LP	3.26%	$726M	0.53%	Not reported
Wellington Management Group LLP	2.88%	$643M	0.11%	Reduce 24.48%
Kayne Anderson Rudnick Investment Management LLC	2.49%	$554M	1.72%	Reduce 36.45%
Norges Bank	2.47%	$551M	0.06%	Not reported
Orbis Allan Gray Ltd	2.37%	$528M	1.82%	Reduce 0.80%
W1M Asset Management Ltd	2.33%	$520M	4.77%	Add 1.01%
Bank of America Corp	2.33%	$518M	0.03%	Not reported
American Century Companies Inc	2.18%	$486M	0.21%	Not reported
Ninety One UK Ltd	2.05%	$458M	1.02%	New Not reported
JPMorgan Chase & Co	2.03%	$458M	0.03%	Not reported
Morgan Stanley	2.01%	$448M	0.02%	Not reported
Viking Global Investors LP	1.89%	$420M	1.20%	Add 246.46%
Bamco Inc	1.88%	$418M	0.63%	Add 18.77%
Neuberger Berman Group LLC	1.80%	$401M	0.27%	Not reported
1832 Asset Management L.P.	1.70%	$378M	0.19%	Reduce 2.54%
Goldman Sachs Group Inc	1.62%	$362M	0.03%	Not reported
Egerton Capital (UK) LLP	1.61%	$359M	3.47%	Reduce 34.19%
Bessemer Group Inc	1.51%	$337M	0.46%	Reduce 1.23%
Charles Schwab Investment Management Inc	1.50%	$334M	0.04%	Not reported
Northern Trust Corp	1.41%	$314M	0.04%	Not reported
UBS Group AG	1.33%	$296M	0.04%	Not reported
Jacobs Levy Equity Management, Inc	1.33%	$296M	1.06%	Not reported
Jane Street Group, LLC	1.31%	$292M	0.02%	Not reported
Capital World Investors	1.27%	$283M	0.03%	Add 7.41%
Barclays PLC	1.02%	$228M	0.04%	Not reported
Vanguard Fiduciary Trust Co	0.98%	$218M	0.05%	Not reported
Bank of New York Mellon Corp	0.95%	$211M	0.03%	Not reported
Legal & General Group Plc	0.89%	$199M	0.04%	Not reported
Wells Fargo & Company	0.89%	$198M	0.03%	Not reported
Progeny 3, Inc.	0.86%	$191M	9.86%	Not reported
First Trust Advisors LP	0.82%	$183M	0.11%	Reduce 8.39%
Deutsche Bank Ag\	0.81%	$181M	0.05%	Not reported
Amundi	0.79%	$177M	0.04%	Not reported
KBC Group NV	0.79%	$177M	0.38%	Reduce 4.09%
UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC	0.76%	$169M	0.03%	Not reported
Raymond James Financial Inc	0.66%	$148M	0.04%	Not reported
D. E. Shaw & Co., Inc.	0.63%	$139M	0.07%	Not reported
FIL Ltd	0.62%	$138M	0.10%	Add 4.55%
Congress Asset Management Co	0.60%	$133M	0.82%	Add 57.25%
Lord, Abbett & Co. LLC	0.57%	$128M	0.37%	Add 0.52%
Royal Bank of Canada	0.57%	$127M	0.02%	Not reported
Agf Management Ltd	0.57%	$126M	0.49%	New Not reported

50 of 1,044 holders

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