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Position history for BAMCO INC /NY/BAMCO INC /NY/'s holdings in INTERACTIVE BROKERS GRO-CL A

BAMCO INC /NY/ holds 4.8M shares of IBKR (INTERACTIVE BROKERS GRO-CL A), worth $418.4M as of 2026-Q2. The position was increased (+18.8% shares). IBKR represents 0.6% of BAMCO INC /NY/'s portfolio.

Current Value

$418.4M

Current Shares

4.8M

Total Value Change

+$291.2M

Total Shares Change

+3.9M

Quarter-by-Quarter History
QuarterActionSharesChangeValueWeightPriceConviction
2026-Q2
Latest
Increased
4.8M
+18.8%
$418.4M0.6%$87.04
52
2026-Q1
Decreased
4M
-12.8%
$271.5M0.8%$69.40
0
2025-Q4
Increased
4.6M
+0.7%
$298.6M0.8%$65.00
44
2025-Q3
Increased
4.6M
+9.8%
$317.2M0.8%$68.72
48
2025-Q2
Increased
4.2M
+359.4%
$232.6M0.6%$53.82
70
2025-Q1
Unchanged
913,967
0.0%
$151.3M0.4%$41.01
0
2024-Q4
Increased
913,967
+0.1%
$161.5M0.4%$44.50
36
2024-Q3
Increased
912,608
+16.3%
$127.2M0.3%$34.16
42

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

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