IBKR | Interactive Brokers Group In

CUSIP: 45841N107

5 Funds Holding

6.8M Total Shares

$593M Total Value

$96.55
Price

$164.5B

Market Cap

38.5

P/E Ratio

30.4

Forward P/E

$2.51

EPS (TTM)

0.36%

Dividend Yield

$130.9B

Cash

$19M

Total Debt

453M

Shares Out

$58.95

$98.75

52-Week Range

Fund / Manager Click to search	Shares	Value	% of Portfolio	Cost Basis	Est. Return
Egerton Capital\|John Armitage	4.1M	$359M	3.47%	$63.15	+52.89%
Oakcliff Capital\|Bryan Lawrence	1.0M	$90M	33.42%	—	—
Lone Pine Capital\|Stephen Mandel	577.7K	$50M	0.31%	$83.83	+9.82%
RV Capital AG\|Robert Vinall	561.1K	$49M	12.76%	$33.37	+189.37%
Cantillon Capital Management\|William Von Mueffling	517.8K	$45M	6.78%	—	—

Quarter:

Fund / Manager Click to search	Action	Change	Shares After	Value	Price
2026-Q2
Cantillon Capital Management	SELL	-95.4%	517.8K	$45M	$83.83
Egerton Capital	SELL	-34.2%	4.1M	$359M	$83.83
RV Capital AG	SELL	-26.0%	561.1K	$49M	$83.83
Lone Pine Capital	BUY	NEW	577.7K	$50M	$83.83
2026-Q1
Cantillon Capital Management	BUY	+241.4%	11.2M	$754M	$71.53
Egerton Capital	SELL	-9.6%	6.3M	$421M	$71.53
RV Capital AG	BUY	+0.7%	757.9K	$51M	$71.53
2025-Q4
Cantillon Capital Management	SELL	-74.0%	3.3M	$545M	$66.23
Egerton Capital	BUY	+11.0%	6.9M	$446M	$66.23
RV Capital AG	SELL	-5.8%	752.5K	$48M	$66.23
2025-Q3
Cantillon Capital Management	SELL	-1.1%	12.7M	$871M	$63.32
Egerton Capital	SELL	-22.4%	6.3M	$430M	$63.32
RV Capital AG	SELL	-6.0%	799.3K	$55M	$63.32
2025-Q2
Cantillon Capital Management	BUY	+288.7%	12.8M	$709M	$50.54
Egerton Capital	BUY	+339.3%	8.1M	$446M	$50.54
Oakcliff Capital	BUY	+300.0%	1.0M	$57M	$50.54
RV Capital AG	BUY	+300.0%	849.9K	$47M	$50.54
2025-Q1
Cantillon Capital Management	SELL	-3.0%	3.3M	$545M	$196.03
Egerton Capital	SELL	-0.8%	1.8M	$304M	$196.03
Oakcliff Capital	SELL	-14.0%	257.7K	$43M	$196.03
RV Capital AG	SELL	-5.3%	212.5K	$35M	$196.03
2024-Q4
Cantillon Capital Management	BUY	+0.5%	3.4M	$600M	$175.92
Egerton Capital	SELL	-45.4%	1.8M	$327M	$175.92
Oakcliff Capital	SELL	-1.0%	299.7K	$53M	$175.92
RV Capital AG	SELL	-28.9%	224.3K	$40M	$175.92
2024-Q3
Egerton Capital	BUY	+8.0%	3.4M	$471M	$123.40
Cantillon Capital Management	SELL	-2.9%	3.4M	$471M	$123.40
RV Capital AG	BUY	+1.8%	315.5K	$44M	$123.40
2024-Q2
Cantillon Capital Management	SELL	-4.8%	3.5M	$426M	$120.25
Egerton Capital	BUY	+11.0%	3.1M	$384M	$120.25
2024-Q1
Cantillon Capital Management	SELL	-2.0%	3.7M	$408M	$101.05
Egerton Capital	BUY	NEW	2.8M	$315M	$101.05
Oakcliff Capital	SELL	-10.9%	302.6K	$34M	$101.05
2023-Q4
Cantillon Capital Management	SELL	-2.4%	3.7M	$309M	$81.20
RV Capital AG	BUY	+7.3%	309.9K	$26M	$81.20
2023-Q3
Cantillon Capital Management	SELL	-0.4%	3.8M	$331M	$89.58
2023-Q2
Cantillon Capital Management	BUY	+6.4%	3.8M	$319M	$79.45
RV Capital AG	BUY	+41.7%	288.7K	$24M	$79.45
2023-Q1
Cantillon Capital Management	BUY	+11.9%	3.6M	$298M	$80.29
RV Capital AG	BUY	NEW	203.7K	$17M	$80.29
2022-Q4
Cantillon Capital Management	BUY	+30.3%	3.2M	$233M	$75.14
Oakcliff Capital	SELL	-6.0%	339.6K	$25M	$75.14
2022-Q3
Cantillon Capital Management	SELL	-0.9%	2.5M	$158M	$61.82
2022-Q2
Cantillon Capital Management	BUY	+12.1%	2.5M	$137M	$58.89
Oakcliff Capital	BUY	+20.5%	361.2K	$20M	$58.89
2022-Q1
Cantillon Capital Management	BUY	+2.9%	2.2M	$147M	$68.19
Oakcliff Capital	BUY	+14.5%	299.8K	$20M	$68.19
2021-Q4
Cantillon Capital Management	SELL	-7.0%	2.2M	$172M	$74.40
2021-Q3
Cantillon Capital Management	SELL	-1.4%	2.3M	$145M	$63.05
2021-Q2
Cantillon Capital Management	SELL	-1.6%	2.4M	$155M	$67.81
2021-Q1
Cantillon Capital Management	SELL	-3.3%	2.4M	$175M	$72.51
Oakcliff Capital	SELL	-28.7%	261.8K	$19M	$72.51
2020-Q4
Cantillon Capital Management	SELL	-0.4%	2.5M	$151M	$52.64
Oakcliff Capital	SELL	-5.4%	367.3K	$22M	$52.64
2020-Q3
Cantillon Capital Management	SELL	-1.0%	2.5M	$120M	$50.06
2020-Q2
Cantillon Capital Management	BUY	+0.8%	2.5M	$105M	$41.80
2020-Q1
Cantillon Capital Management	SELL	-0.3%	2.5M	$108M	$48.56
Oakcliff Capital	BUY	+1.1%	388.3K	$17M	$48.56
2019-Q4
Cantillon Capital Management	SELL	-2.1%	2.5M	$117M	$46.92
Oakcliff Capital	BUY	+11.6%	384.0K	$18M	$46.92
2019-Q3
Cantillon Capital Management	SELL	-0.7%	2.6M	$137M	$50.09
2019-Q2
Cantillon Capital Management	SELL	-1.7%	2.6M	$139M	$54.24
2019-Q1
Cantillon Capital Management	SELL	-0.8%	2.6M	$136M	$52.46
2018-Q4
Cantillon Capital Management	BUY	+0.9%	2.6M	$144M	$53.62
Oakcliff Capital	BUY	+20.3%	344.0K	$19M	$53.62
2018-Q3
Cantillon Capital Management	BUY	+5.7%	2.6M	$145M	$61.08
Oakcliff Capital	BUY	+24.6%	286.0K	$16M	$61.08
2018-Q2
Cantillon Capital Management	SELL	-2.7%	2.5M	$159M	$72.34
Oakcliff Capital	SELL	-6.2%	229.5K	$15M	$72.34
2018-Q1
Cantillon Capital Management	BUY	+24.6%	2.5M	$171M	$66.21
Oakcliff Capital	SELL	-23.5%	244.5K	$16M	$66.21

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