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IBKR
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Position history for BAMCO INC /NY/'s holdings in INTERACTIVE BROKERS GROUP IN

BAMCO INC /NY/ holds 4M shares of IBKR (INTERACTIVE BROKERS GROUP IN), worth $271.5M as of 2026-Q1. The position was decreased (-12.8% shares). IBKR represents 0.8% of BAMCO INC /NY/'s portfolio.

Current Value

$271.5M

Current Shares

4M

Total Value Change

+$175.2M

Total Shares Change

+3.3M

Quarter-by-Quarter History
QuarterActionSharesChangeValueWeightPriceConviction
2026-Q1
Latest
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
2024-Q2
Increased
784,968
+2.6%
$96.2M0.3%$30.39
37

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

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