Old Second Bancorp Files 8-K on Financials

TL;DR

OLD SECOND BANCORP FILED AN 8-K ON 10/22/25 DETAILING FINANCIALS.

AI Summary

Old Second Bancorp, Inc. filed an 8-K on October 22, 2025, reporting on its results of operations and financial condition. The filing includes financial statements and exhibits, with the company's principal executive offices located at 37 South River Street, Aurora, Illinois.

Why It Matters

This filing provides an update on Old Second Bancorp's financial performance and condition, which is crucial information for investors to assess the company's health and future prospects.

Risk Assessment

Risk Level: low — This is a routine financial reporting filing (8-K) and does not appear to contain any immediately alarming or significant new information.

Key Players & Entities

• OLD SECOND BANCORP INC (company) — Registrant
• October 22, 2025 (date) — Date of Report
• 37 South River Street, Aurora, Illinois 60507 (address) — Principal executive offices

FAQ

From the Filing

0000357173-25-000088.txt : 20251022 0000357173-25-000088.hdr.sgml : 20251022 20251022160513 ACCESSION NUMBER: 0000357173-25-000088 CONFORMED SUBMISSION TYPE: 8-K PUBLIC DOCUMENT COUNT: 25 CONFORMED PERIOD OF REPORT: 20251022 ITEM INFORMATION: Results of Operations and Financial Condition ITEM INFORMATION: Financial Statements and Exhibits FILED AS OF DATE: 20251022 DATE AS OF CHANGE: 20251022 FILER: COMPANY DATA: COMPANY CONFORMED NAME: OLD SECOND BANCORP INC CENTRAL INDEX KEY: 0000357173 STANDARD INDUSTRIAL CLASSIFICATION: STATE COMMERCIAL BANKS [6022] ORGANIZATION NAME: 02 Finance EIN: 363143493 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: 8-K SEC ACT: 1934 Act SEC FILE NUMBER: 000-10537 FILM NUMBER: 251410146 BUSINESS ADDRESS: STREET 1: 37 S RIVER ST CITY: AURORA STATE: IL ZIP: 60507 BUSINESS PHONE: 6308920202 MAIL ADDRESS: STREET 1: 37 SOUTH RIVER STREET CITY: AURORA STATE: IL ZIP: 60507 8-K 1 tmb-20251022x8k.htm 8-K OLD SECOND BANCORP INC_October 22, 2025 OLD SECOND BANCORP INC 0000357173 false 0000357173 2025-10-22 2025-10-22 ​ I ​ United States Securities And Exchange Commission Washington, D.C. 20549 FORM 8-K Current Report Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): October 22, 2025 (Exact name of registrant as specified in its charter) ​ ​ ​ Delaware 000-10537 36-3143493 (State or other jurisdiction of incorporation) (Commission File Number) (I.R.S. Employer Identification No.) ​ 37 South River Street Aurora , Illinois 60507 (Address of principal executive offices) (Zip code) ( 630 ) 892-0202 ( Registrant’s telephone number, including area code ) N/A (Former name or former address, if changed since last report) Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions ( see General Instruction A.2. below): ☐   Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425) ☐   Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12) ☐   Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b)) ☐   Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c)) Securities registered pursuant to Section 12(b) of the Act: ​ ​ ​ ​ Title of each class Trading Symbol(s) Name of each exchange on which registered Common Stock OSBC The Nasdaq Stock Market ​ ​ ​ Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 under the Securities Act (17 CFR 230.405) or Rule 12b-2 under the Exchange Act (17 CFR 240.12b-2). Emerging growth company   ☐ If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act.   ☐ ​ ​ ​ ​ ​ Item 2.02 Results of Operations and Financial Condition ​ On October 22, 2025, Old Second Bancorp, Inc. (the “Company’s”) issued a press release announcing its financial results for the third quarter ended September 30, 2025, along with certain other financial information. Copies of the Company’s press release and loan portfolio disclosures are attached as Exhibits 99.1 and 99.2, respectively. ​ ​ Item 9.01 Financial Statements and Exhibits ​ ​ ​ ​ Exhibit No. ​ Description 99.1 ​ Press Release of Old Second Bancorp, Inc. dated October 22, 2025 ​ ​ ​ 99.2 ​ Loan Portfolio Disclosures for Old Second Bancorp, Inc. dated September 30, 2025