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DIMENSIONAL FUND ADVISORS LP

Position in OSBC — Old Second Bancorp Inc

CIK 354204 AUSTIN, TX

Position in OSBC

as of Jun 30, 2026 · filed Aug 11, 2026
Position Value
$58,269,006
+$10,109,550 QoQ
Shares Held
2,498,671
+4.6% QoQ
Ownership
4.91%
of shares outstanding
% of Portfolio
0.01%
of 13F equity value
Holder Rank
#2
of 185 holders
Holding Since
Mar 2020
26 quarters on record
Voting authority Sole 94% Shared 4% None 2%

Common Shares in OSBC Over Time

Shares Held

Position Value (USD)

Position in Banks - Regional

Financial Services · as of Jun 30, 2026

DIMENSIONAL FUND ADVISORS LP holds $28,246,623,670 across 288 Banks - Regional names. OSBC ranks #119 (0.2% of the industry book) .

# Ticker Company Shares Value (USD) Open

All Filings in OSBC

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26 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $58,269,006 2,498,671
2026-03-31 $48,159,456 2,388,862
2025-12-31 $44,087,042 2,260,874
2025-09-30 $38,122,442 2,204,884
2025-06-30 $37,581,620 2,118,468
2025-03-31 $34,818,032 2,092,430
2024-12-31 $35,905,516 2,019,433
2024-09-30 $29,386,805 1,884,978
2024-06-30 $25,188,993 1,700,810
2024-03-31 $21,625,787 1,562,557
2023-12-31 $21,417,979 1,387,175
2023-09-30 $16,601,748 1,219,820
2023-06-30 $13,176,480 1,008,919
2023-03-31 $11,958,224 850,514
2022-12-31 $13,785,544 859,448
2022-09-30 $11,245,627 861,734
2022-06-30 $12,079,515 902,804
2022-03-31 $13,827,260 952,947
2021-12-31 $11,205,263 890,013
2021-09-30 $11,663,115 893,041
2021-06-30 $12,439,407 1,003,178
2021-03-31 $13,679,655 1,035,553
2020-12-31 $10,788,799 1,068,198
2020-09-30 $8,019,847 1,069,313
2020-06-30 $8,468,172 1,088,454
2020-03-31 $7,531,236 1,089,904