Skip to main content

STATE OF WISCONSIN INVESTMENT BOARD

Position in IBKR — Interactive Brokers Group, Inc.

CIK 854157 MADISON, WI

Position in IBKR

as of Mar 31, 2026 · filed May 15, 2026
Position Value
$19,354,591
+$2,095,074 QoQ
Shares Held
288,573
+7.5% QoQ
Ownership
0.065%
of shares outstanding
% of Portfolio
0.05%
of 13F equity value
Holder Rank
not a current holder
Holding Since
Mar 2020
25 quarters on record
Voting authority Sole 100.ToString("F0")% Shared 0.ToString("F0")% None 0.ToString("F0")%

Common Shares in IBKR Over Time

Shares Held

Position Value (USD)

Position in Capital Markets

Financial Services · as of Mar 31, 2026

STATE OF WISCONSIN INVESTMENT BOARD holds $515,439,028 across 33 Capital Markets names. IBKR ranks #6 (3.8% of the industry book) .

# Ticker Company Shares Value (USD) Open
6 IBKR
Interactive Brokers Group, Inc.
This page
288,573 $19,354,591

All Filings in IBKR

Export CSV
25 filing rows on record
Report Date Value (USD) Shares
2026-03-31 $19,354,591 288,573
2025-12-31 $17,259,517 268,380
2025-09-30 $16,493,963 239,703
2025-06-30 $14,106,721 254,588
2025-03-31 $3,080,926 74,423
2024-12-31 $5,042,338 114,164
2024-09-30 $5,760,968 165,355
2024-06-30 $5,141,752 167,757
2024-03-31 $4,838,020 173,235
2023-12-31 $4,073,788 196,564
2023-09-30 $3,660,990 169,177
2023-06-30 $3,442,400 165,759
2023-03-31 $3,185,247 154,324
2022-12-31 $2,622,307 144,979
2022-09-30 $2,398,254 150,102
2022-06-30 $2,143,767 155,882
2022-03-31 $2,291,888 139,092
2021-12-31 $193,903 9,766
2021-09-30 $156,753 10,058
2021-06-30 $157,636 9,593
2021-03-31 $169,854 9,302
2020-12-31 $143,664 9,433
2020-09-30 $118,807 9,833
2020-06-30 $99,026 9,483
2020-03-31 $109,144 10,113