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OLD SECOND BANCORP INC

For the period ended Mar 31, 2026. Filed May 7, 2026.

View on SEC.gov

About this filing

A company's report for each of its first three quarters. The financial statements are not audited. It shows how the business has moved since the last annual report, and what management says changed.

Mar 31, 2026 · Filed May 7, 2026

OSBC$25.08-0.0%Stored close · as of Nov 10, 2026

Extracted filing text, with the paragraph anchors used by the comparison.

See the whole filing, with its images and exhibits

Table of Contents

Cautionary Note Regarding Forward-Looking Statements

​​​
​PART I​
​​Page Number
Item 1.Financial Statements5
Item 2.Management’s Discussion and Analysis of Financial Condition and Results of Operations42
Item 3.Quantitative and Qualitative Disclosures about Market Risk61
Item 4.Controls and Procedures62
​PART II​
​​​
Item 1.Legal Proceedings63
Item 1A.Risk Factors63
Item 2.Unregistered Sales of Equity Securities and Use of Proceeds63
Item 3.Defaults Upon Senior Securities63
Item 4.Mine Safety Disclosures64
Item 5.Other Information64
Item 6.Exhibits65
​​​
​Signatures66
ContentsView on SEC.gov

The text of this filing, as the company filed it with the SEC, without its images or exhibits. This is not investment advice.