OLD SECOND BANCORP INC 8-K Filing

From the Filing

EDGAR Filing Documents for 0000357173-26-000016 This page uses Javascript. Your browser either doesn't support Javascript or you have it turned off. To see this page as it is meant to appear please use a Javascript enabled browser. SEC.gov EDGAR Latest Filings Filings search tools Filing Detail SEC Home » Company Search » Current Page Form 8-K - Current report: SEC Accession No. 0000357173-26-000016 Filing Date 2026-04-01 Accepted 2026-04-01 11:00:13 Documents 12 Period of Report 2026-04-01 Items Item 8.01: Other Events Interactive Data Document Format Files Seq Description Document Type Size 1 8-K osbc-20260401x8k.htm iXBRL 8-K 34465 2 GRAPHIC osbc-20260401x8k001.jpg GRAPHIC 11599 Complete submission text file 0000357173-26-000016.txt 174596 Data Files Seq Description Document Type Size 3 EX-101.SCH osbc-20260401.xsd EX-101.SCH 2929 4 EX-101.LAB osbc-20260401_lab.xml EX-101.LAB 15364 5 EX-101.PRE osbc-20260401_pre.xml EX-101.PRE 10381 16 EXTRACTED XBRL INSTANCE DOCUMENT osbc-20260401x8k_htm.xml XML 4592 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.: 26825622 SIC : 6022 State Commercial Banks (CF Office: 02 Finance)