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MARSHALL WACE, LLP

Position in IBKR — Interactive Brokers Group, Inc.

CIK 1318757 LONDON, X0

Position in IBKR

as of Mar 31, 2026 · filed May 15, 2026
Position Value
$58,871,764
-$147,193,358 QoQ
Shares Held
877,766
-72.6% QoQ
Ownership
0.197%
of shares outstanding
% of Portfolio
0.08%
of 13F equity value
Holder Rank
not a current holder
Holding Since
Jun 2020
23 quarters on record
Voting authority Sole 7.0409425746725205.ToString("F0")% Shared 92.95905742532747.ToString("F0")% None 0.ToString("F0")%

Common Shares in IBKR Over Time

Shares Held

Position Value (USD)

Derivatives in IBKR

reported options exposure · as of Mar 31, 2026
CallValue
$281,694
CallShares
4,200
PutValue
$389,006
PutShares
5,800

Notional value of option positions as reported on Form 13F. Calls and puts are disclosed separately and do not net against the common-share stake above.

Position in Capital Markets

Financial Services · as of Mar 31, 2026

MARSHALL WACE, LLP holds $2,156,844,720 across 34 Capital Markets names. IBKR ranks #9 (2.7% of the industry book) .

# Ticker Company Shares Value (USD) Open

All Filings in IBKR

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29 filing rows on record
Report Date Value (USD) Shares
2026-03-31 $58,871,764 877,766
2026-03-31 $389,006 5,800
2026-03-31 $281,694 4,200
2025-12-31 $1,942,162 30,200
2025-12-31 $206,065,122 3,204,247
2025-12-31 $1,093,270 17,000
2025-09-30 $2,834,972 41,200
2025-09-30 $2,201,920 32,000
2025-09-30 $239,771,953 3,484,551
2025-06-30 $300,065,648 5,415,370
2025-03-31 $49,466,160 1,194,907
2024-12-31 $22,597,680 511,636
2024-09-30 $48,465,783 1,391,096
2024-06-30 $76,841,357 2,507,059
2024-03-31 $56,559,692 2,025,233
2023-12-31 $65,514,501 3,161,134
2023-09-30 $55,001,932 2,541,679
2023-06-30 $50,829,265 2,447,539
2023-03-31 $37,703,973 1,826,743
2022-12-31 $36,678,157 2,027,818
2022-09-30 $50,999,939 3,191,985
2022-06-30 $52,475,578 3,815,712
2022-03-31 $74,041,546 4,493,494
2021-12-31 $86,556,700 4,359,441
2021-09-30 $27,021,911 1,733,841
2021-03-31 $12,201,751 668,223
2020-12-31 $199,162 13,077
2020-09-30 $885,647 73,300
2020-06-30 $445,456 42,658