Form 8-K - Current report:
SEC Accession No. 0000357173-25-000038
Filing Date
2025-05-20
Accepted
2025-05-20 09:50:11
Documents
15
Period of Report
2025-05-20
Items
Item 7.01: Regulation FD Disclosure
Item 9.01: Financial Statements and Exhibits

Document Format Files

Seq Description Document Type Size
1 8-K tmb-20250520x8k.htm   iXBRL 8-K 36046
2 EX-99.1 tmb-20250520xex99d1.htm EX-99.1 12504
3 GRAPHIC tmb-20250520x8k001.jpg GRAPHIC 12205
4 GRAPHIC tmb-20250520xex99d1001.jpg GRAPHIC 18911
  Complete submission text file 0000357173-25-000038.txt   209375

Data Files

Seq Description Document Type Size
5 EX-101.SCH tmb-20250520.xsd EX-101.SCH 3659
6 EX-101.LAB tmb-20250520_lab.xml EX-101.LAB 13542
7 EX-101.PRE tmb-20250520_pre.xml EX-101.PRE 9172
18 EXTRACTED XBRL INSTANCE DOCUMENT tmb-20250520x8k_htm.xml XML 4118
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.: 25966660
SIC: 6022 State Commercial Banks
(CF Office: 02 Finance)