Company: OSBC
Filing Date: 2025-05-08
Form Type: 424B3
Source: 0001104659-25-046065
Chunk: 311

Company: OLD SECOND BANCORP INC
Filing Date: 2025-05-08
Form: 424B3
Chunk 311
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 Buyer Information
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(a) The information relating to Buyer and its Subsidiaries that is provided in writing by Buyer or its Subsidiaries or their respective representatives specifically for inclusion in the Proxy Statement/ Prospectus and the Registration Statement, or in any other document filed with any other Regulatory Agency or Governmental Entity in connection herewith, will not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements therein, in light of the circumstances in which they are made, not misleading. The portion of the Registration Statement relating to Buyer or any of its Subsidiaries will comply in all material respects with the provisions of the Securities Act and the rules and regulations thereunder.

(b) All documents that Buyer or any Buyer Subsidiary or any affiliate thereof is responsible for filing with any Governmental Entity in connection with the transactions contemplated hereby will comply as to form in all material respects with the provisions of applicable Law.

5.18

#### No Other Representations and Warranties
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(a) Except for the representations and warranties made by Buyer in this Article 5 , neither Buyer nor any other person makes any express or implied representation or warranty with respect to Buyer, its Subsidiaries, or their respective businesses, operations, Assets, Liabilities, conditions (financial or otherwise) or prospects, and Buyer hereby disclaims any such other representations or warranties. In particular, without limiting the foregoing disclaimer, neither Buyer nor any other person makes or has made any representation or warranty to Company or any of its affiliates or representatives with respect to (i) any financial projection, forecast, estimate, budget or prospective information relating to Buyer, any of its Subsidiaries or their respective businesses, or (ii) except for the representations and

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warranties made by Buyer in this Article 5 , any oral or written information presented to Company or any of its affiliates or representatives in the course of their due diligence investigation of Buyer, the negotiation of this Agreement or in the course of the transactions contemplated hereby.

(b) Buyer acknowledges and agrees that neither Company nor any other person on behalf of Company has made or is making, and Buyer has not relied upon, any express or implied representation or warranty other than those contained in Article 4 .

### ARTICLE 6COVENANTS RELATING TO CONDUCT OF BUSINESS
6.1 Conduct of Business Prior to the Effective Time

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(a) During the period from the date of