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ISSUER PROFILE · CIK 0000357173

Old Second Bancorp IncOSBC

1 13D/G filings 1 distinct filers 0 insider transactions (365d)

Cross-Reference Snapshot

Activist filings
1
1 SCHEDULE 13G
Distinct filers
1
single filer
Insiders (365d)
0
0 buys · 0 sales
Latest short DTC
5.36
as of 2026-09-30

13D/G Filings Timeline · 1 total

FiledFormFilerStakeSharesIntent
2026-10-08 SCHEDULE 13G DIMENSIONAL FUND ADVISORS LP — — view →

FINRA Short Interest History

SettlementShort InterestDays to Cover% Δ vs prior
2026-09-30 2,745,379 5.36 +11.2%
2026-09-15 2,469,231 5.67 +23.3%
2026-08-31 2,002,571 5.55 +9.5%
2026-08-14 1,828,676 4.34 +7.2%
2026-07-31 1,706,682 3.39 -1.3%
2026-07-15 1,729,893 5.05 -12.2%
2026-06-30 1,969,834 4.00 +13.6%
2026-06-15 1,734,571 5.83 +1.3%
2026-05-29 1,712,898 5.02 +1.0%
2026-05-15 1,696,205 4.58 -4.3%
2026-04-30 1,771,562 3.60 +24.6%
2026-04-15 1,421,624 3.58 -18.6%

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