OLD SECOND BANCORP INC reports

Company Names, identifiers, and filing context for this profile. 1 identity field
Company location
Aurora, IL
SEC filing record 1 source field available
Fiscal year end
31 December
OLD SECOND BANCORP INC has filed 1,848 SEC EDGAR filings since 15 Aug 1995

SEC filing history

Showing 76-100 of 1,000 matching filings.

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4
4

4 filing

Filing date
01 Oct 2025
Reporting date
30 Sep 2025
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4

4 filing

Filing date
01 Oct 2025
Reporting date
30 Sep 2025
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4

4 filing

Filing date
01 Oct 2025
Reporting date
30 Sep 2025
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4

4 filing

Filing date
05 Aug 2025
Reporting date
04 Aug 2025
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4

4 filing

Filing date
21 Jul 2025
Reporting date
18 Jul 2025
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3

3 filing

Filing date
08 Jul 2025
Reporting date
01 Jul 2025
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4

4 filing

Filing date
08 Jul 2025
Reporting date
30 Jun 2025
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4

4 filing

Filing date
07 Jul 2025
Reporting date
30 Jun 2025
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4

4 filing

Filing date
07 Jul 2025
Reporting date
30 Jun 2025
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4

4 filing

Filing date
07 Jul 2025
Reporting date
30 Jun 2025
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4

4 filing

Filing date
07 Jul 2025
Reporting date
30 Jun 2025
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11-K File 000-10537

11-K

Filing date
30 Jun 2025
Reporting date
31 Dec 2024
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S-8 File 333-287718

S-8

Filing date
02 Jun 2025
Reporting date
Not listed
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