Interactive Brokers Group, Inc. IBKR
We take great care to ensure that the data presented and summarized in this overview for Interactive Brokers Group, Inc. is accurate and up-to-date, based on a comprehensive analysis of 13F filing forms for institutional ownership and form 4 filings for insider transactions. Please note that this data may differ from other sources and should not be relied upon as the sole basis for investment decisions.
Top Institutions Holding IBKR
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Vanguard Group Inc Valley Forge, PA41.8MShares$2.6 Billion0.04% of portfolio
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State Street Corp Boston, MA15.1MShares$942 Million0.03% of portfolio
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William Von Mueffling Cantillon Capital Management LLC12.8MShares$797 Million4.63% of portfolio
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Kayne Anderson Rudnick Investment Management LLC Los Angeles, CA12.5MShares$778 Million1.74% of portfolio
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Greenwich Wealth Management LLC Greenwich, CT10.9MShares$676 Million29.22% of portfolio
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Orbis Allan Gray LTD Hamilton, D09.74MShares$606 Million3.54% of portfolio
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Black Rock Inc. New York, NY9.3MShares$579 Million0.03% of portfolio
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Wellington Management Group LLP Boston, MA9.27MShares$577 Million0.1% of portfolio
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John Armitage Egerton Capital (Uk) LLP8.06MShares$502 Million5.53% of portfolio
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Bank Of America Corp Charlotte, NC7.59MShares$473 Million0.03% of portfolio
Latest Institutional Activity in IBKR
Top Purchases
Top Sells
About IBKR
Interactive Brokers Group, Inc. operates as an automated electronic broker worldwide. The company specializes in executing, clearing, and settling trades in stocks, options, futures, foreign exchange instruments, bonds, mutual funds, exchange traded funds (ETFs), metals, and cryptocurrencies. It also custodies and services accounts for hedge and mutual funds, ETFs, registered investment advisors, proprietary trading groups, introducing brokers, and individual investors. In addition, it offers custody, prime brokerage, securities, and margin lending services. The company serves institutional and individual customers through approximately 150 electronic exchanges and market centers. Interactive Brokers Group, Inc. was founded in 1977 and is headquartered in Greenwich, Connecticut.
Insider Transactions at IBKR
Insider Transaction List
View all| Date | Insider | Transaction | Ownership Type | Shares Traded | Value / Price |
|---|---|---|---|---|---|
|
Sep 12
2025
|
Paul Jonathan Brody Chief Financial Officer |
SELL
Open market or private sale
|
Indirect |
97,209
-7.45%
|
$6,221,376
$64.02 P/Share
|
|
Sep 11
2025
|
Paul Jonathan Brody Chief Financial Officer |
SELL
Open market or private sale
|
Indirect |
112,574
-7.42%
|
$7,092,162
$63.24 P/Share
|
|
Sep 10
2025
|
Paul Jonathan Brody Chief Financial Officer |
SELL
Open market or private sale
|
Indirect |
104,906
-11.75%
|
$6,504,172
$62.51 P/Share
|
|
Sep 09
2025
|
Paul Jonathan Brody Chief Financial Officer |
SELL
Open market or private sale
|
Indirect |
107,493
-5.47%
|
$6,557,073
$61.66 P/Share
|
|
Aug 14
2025
|
Earl H Nemser Vice Chairman |
SELL
Open market or private sale
|
Indirect |
53,900
-6.12%
|
$3,449,600
$64.04 P/Share
|
|
Aug 13
2025
|
Earl H Nemser Vice Chairman |
SELL
Open market or private sale
|
Indirect |
7,600
-0.33%
|
$494,000
$65.6 P/Share
|
|
Aug 12
2025
|
Earl H Nemser Vice Chairman |
SELL
Open market or private sale
|
Indirect |
194,086
-15.76%
|
$13,003,762
$67.63 P/Share
|
|
Aug 11
2025
|
Earl H Nemser Vice Chairman |
SELL
Open market or private sale
|
Indirect |
12,841
-1.92%
|
$847,506
$66.09 P/Share
|
|
Aug 08
2025
|
Earl H Nemser Vice Chairman |
SELL
Open market or private sale
|
Indirect |
12,841
-0.95%
|
$834,665
$65.77 P/Share
|
|
Aug 07
2025
|
Earl H Nemser Vice Chairman |
SELL
Open market or private sale
|
Indirect |
12,841
-0.93%
|
$821,824
$64.14 P/Share
|
|
Aug 06
2025
|
Earl H Nemser Vice Chairman |
SELL
Open market or private sale
|
Indirect |
12,841
-0.91%
|
$808,983
$63.82 P/Share
|
|
Aug 05
2025
|
Earl H Nemser Vice Chairman |
SELL
Open market or private sale
|
Indirect |
12,841
-0.89%
|
$821,824
$64.24 P/Share
|
|
Aug 04
2025
|
Earl H Nemser Vice Chairman |
SELL
Open market or private sale
|
Indirect |
12,841
-1.75%
|
$821,824
$64.54 P/Share
|
|
Aug 01
2025
|
Earl H Nemser Vice Chairman |
SELL
Open market or private sale
|
Indirect |
12,841
-0.43%
|
$821,824
$64.28 P/Share
|
|
Jul 31
2025
|
Earl H Nemser Vice Chairman |
SELL
Open market or private sale
|
Indirect |
14,641
-0.97%
|
$966,306
$66.45 P/Share
|
|
Jul 30
2025
|
Earl H Nemser Vice Chairman |
SELL
Open market or private sale
|
Indirect |
39,786
-5.06%
|
$2,625,876
$66.48 P/Share
|
|
Jul 30
2025
|
Earl H Nemser Vice Chairman |
BUY
Grant, award, or other acquisition
|
Indirect |
400,000
+34.48%
|
$26,400,000
$66.22 P/Share
|
|
Jul 30
2025
|
Paul Jonathan Brody Chief Financial Officer |
BUY
Grant, award, or other acquisition
|
Indirect |
1,000,000
+50.0%
|
$66,000,000
$66.22 P/Share
|
|
Jul 28
2025
|
Earl H Nemser Vice Chairman |
SELL
Open market or private sale
|
Indirect |
100
-0.03%
|
$6,500
$65.9 P/Share
|
|
Jun 23
2025
|
Earl H Nemser Vice Chairman |
SELL
Bona fide gift
|
Direct |
500
-0.12%
|
-
|
Last 12 Months Summary
| Grant, award, or other acquisition | 1.51M shares |
|---|---|
| Open market or private purchase | 135 shares |
| Other acquisition or disposition | 224K shares |
| Bona fide gift | 401K shares |
|---|---|
| Payment of exercise price or tax liability | 102K shares |
| Open market or private sale | 822K shares |
| Other acquisition or disposition | 224K shares |