Company: OSBC
Filing Date: 2025-05-08
Form Type: 424B3
Source: 0001104659-25-046065
Chunk: 259

Company: OLD SECOND BANCORP INC
Filing Date: 2025-05-08
Form: 424B3
Chunk 259
---
RA ”) and approval of such applications, filings and notices, (e) those additional applications, filings and notices, if any, listed on Section 4.4 of the Company Disclosure Memorandum or Section 5.4 of the Buyer Disclosure Memorandum and approval of such applications, filings and notices, (f) the filing with the Securities and Exchange Commission (the “ SEC ”) of a proxy statement in definitive form relating to the Company Meeting held in connection with this Agreement and the transactions contemplated hereby (including any amendments or supplements thereto, the “ Proxy Statement/Prospectus ”), and of the registration statement on Form S-4 in which the Proxy Statement/ Prospectus will be included as a prospectus to be filed with the SEC by Buyer in connection with the transactions contemplated by this Agreement (the “ Registration Statement ”) and the declaration by the SEC of the effectiveness of the Registration Statement, (g) the filing of the Certificate of Merger with the Delaware Secretary pursuant to the DGCL, and, as applicable, the filing of the Bank Merger Certificates

<div align='center'>A-9</div>

TABLE OF CONTENTS

with the applicable Governmental Entities as required by applicable Law, and (h) such filings and approvals as are required to be made or obtained under the securities or “Blue Sky” Laws of various states in connection with the issuance of the shares of Buyer Common Stock pursuant to this Agreement and the approval of the listing of such Buyer Common Stock on NASDAQ, no consents or approvals of or filings or registrations with any Governmental Entity are necessary in connection with (i) the execution and delivery by Company of this Agreement, or (ii) the consummation by Company of the Merger and the other transactions contemplated hereby (including the Bank Merger). As of the date hereof, Company has no knowledge of any reason why the necessary regulatory approvals and consents will not be received by Company or any of its Subsidiaries, as applicable, to permit consummation of the transactions contemplated by this Agreement (including the Merger and the Bank Merger) on a timely basis.

4.5

#### Reports
. Since January 1, 2023, each of Company and its Subsidiaries has filed on a timely basis all forms, filings, registrations, submissions, statements, certifications, returns, information, data, reports and documents required to be filed or furnished by it with any Regulatory Agency, and has paid all fees and assessments due and payable