Form 8-K - Current report:
SEC Accession No. 0000357173-25-000048
Filing Date
2025-05-28
Accepted
2025-05-28 11:00:28
Documents
14
Period of Report
2025-05-23
Items
Item 5.03: Amendments to Articles of Incorporation or Bylaws; Change in Fiscal Year
Item 9.01: Financial Statements and Exhibits

Document Format Files

Seq Description Document Type Size
1 8-K tmb-20250523x8k.htm   iXBRL 8-K 38626
2 EX-3.1 tmb-20250523xex3d1.htm EX-3.1 10023
3 GRAPHIC tmb-20250523x8k001.jpg GRAPHIC 11756
  Complete submission text file 0000357173-25-000048.txt   196858

Data Files

Seq Description Document Type Size
4 EX-101.SCH tmb-20250523.xsd EX-101.SCH 3659
5 EX-101.LAB tmb-20250523_lab.xml EX-101.LAB 16014
6 EX-101.PRE tmb-20250523_pre.xml EX-101.PRE 10874
17 EXTRACTED XBRL INSTANCE DOCUMENT tmb-20250523x8k_htm.xml XML 4824
Mailing Address 37 SOUTH RIVER STREET AURORA IL 60507
Business Address 37 S RIVER ST AURORA IL 60507 6308920202
OLD SECOND BANCORP INC (Filer) CIK: 0000357173 (see all company filings)

EIN.: 363143493 | State of Incorp.: DE | Fiscal Year End: 1231
Type: 8-K | Act: 34 | File No.: 000-10537 | Film No.: 25992082
SIC: 6022 State Commercial Banks
(CF Office: 02 Finance)