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IBKRIBKR
30 quarters

Position history for CACANTILLON CAPITAL MANAGEMENT LLC's holdings in INTERACTIVE BROKERS GRO-CL A

CANTILLON CAPITAL MANAGEMENT LLC holds 517,833 shares of IBKR (INTERACTIVE BROKERS GRO-CL A), worth $45.1M as of 2026-Q2. The position was decreased (-95.4% shares). IBKR represents 6.8% of CANTILLON CAPITAL MANAGEMENT LLC's portfolio.

Current Value

$45.1M

Current Shares

517,833

Total Value Change

-$90.8M

Total Shares Change

-2.1M

Quarter-by-Quarter History
QuarterActionSharesChangeValueWeightPriceConviction
2026-Q2
Latest
Decreased
517,833
-95.4%
$45.1M6.8%$87.04
0
2026-Q1
Decreased
11.2M
-11.9%
$754.3M5.0%$69.40
0
2025-Q4
Increased
12.8M
+0.8%
$820.6M4.4%$65.00
60
2025-Q3
Decreased
12.7M
-1.1%
$871.4M4.8%$68.72
0
2025-Q2
Increased
12.8M
+288.7%
$709.4M4.1%$53.82
95
2025-Q1
Decreased
3.3M
-3.0%
$545.4M3.5%$41.01
0
2024-Q4
Increased
3.4M
+0.5%
$599.9M3.6%$44.50
59
2024-Q3
Decreased
3.4M
-2.9%
$470.7M2.9%$34.16
0
2024-Q2
Decreased
3.5M
-4.8%
$426.5M2.9%$30.39
0
2024-Q1
Decreased
3.7M
-2.0%
$408.4M2.6%$27.64
0
2023-Q4
Decreased
3.7M
-2.4%
$309.1M2.1%$20.49
0
2023-Q3
Decreased
3.8M
-0.4%
$330.6M2.5%$21.37
0
2023-Q2
Increased
3.8M
+6.4%
$318.5M2.2%$20.42
58
2023-Q1
Increased
3.6M
+11.9%
$297.6M2.4%$19.97
60
2022-Q4
Increased
3.2M
+30.3%
$233M2.0%$17.80
62
2022-Q3
Decreased
2.5M
-0.9%
$157.9M1.4%$15.81
0
2022-Q2
Increased
2.5M
+12.1%
$137.1M1.1%$13.98
54
2022-Q1
Increased
2.2M
+2.9%
$146.6M1.0%$16.48
50
2021-Q4
Decreased
2.2M
-7.0%
$171.7M1.1%$19.58
0
2021-Q3
Decreased
2.3M
-1.4%
$145M1.0%$15.81
0
2021-Q2
Decreased
2.4M
-1.6%
$155.1M1.0%$16.14
0
2021-Q1
Decreased
2.4M
-3.3%
$175.1M1.3%$17.60
0
2020-Q4
Decreased
2.5M
-0.4%
$151M1.1%$14.62
0
2020-Q3
Decreased
2.5M
-1.0%
$120.3M1.0%$11.67
0
2020-Q2
Increased
2.5M
+0.8%
$105M0.9%$10.01
43
2020-Q1
Decreased
2.5M
-0.3%
$107.7M1.2%$10.20
0
2019-Q4
Decreased
2.5M
-2.1%
$116.7M1.1%$11.23
0
2019-Q3
Decreased
2.6M
-0.7%
$137.4M1.3%$12.85
0
2019-Q2
Decreased
2.6M
-1.7%
$139.5M1.4%$13.02
0
2019-Q1
New
2.6M
-
$135.9M1.4%$12.44
70

Other major holders of IBKR: VANGUARD GROUP INC, BlackRock, Inc., VANGUARD CAPITAL MANAGEMENT LLC

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