Company: OSBC
Filing Date: 2025-05-08
Form Type: 424B3
Source: 0001104659-25-046065
Chunk: 433

Company: OLD SECOND BANCORP INC
Filing Date: 2025-05-08
Form: 424B3
Chunk 433
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 term shall not include, and the restrictions on transfer set forth in Paragraph 3 below shall not apply to, any transfer by a Stockholder of all or any part of the Stockholder’s Stock in any transaction in which all or substantially all of the Stock of the Company (i.e., 80% or more) is transferred or exchanged pursuant to any reorganization, merger, consolidation or sale, or pursuant to the purchase of any Stock by the Company.

(b) “Code” means the Internal Revenue Code of 1986, as heretofore or hereafter amended, and includes corresponding provisions of previous or subsequent federal tax laws.

(c) “Founding Directors” means Fred B. Barbara, Norman J. Beles, Darin Campbell, J. Robert Collins, William Pacella, Joseph R. Rizza and George N. Spaniak, provided that such person is a director of the Company at the time the First Refusal Rights are to be exercised, or that such person previously served as a director of the Company for at least four (4) consecutive years beginning on the Effective Date.

(d) “Directors” means those persons serving as directors of the Company, except the Founding Directors.

(e) “Offering” means the offering of a minimum of 1,307,692 Shares and a maximum of 1,692,307 Shares of Stock being made by the Company pursuant to its Offering Circular dated December 29, 2006.

2.

#### Effective Date
. This Agreement shall become effective as of the date of closing of the Offering and shall terminate twenty five (25) years from the date of closing of the Offering.

3.

#### Restrictions During Life
. No Stockholder shall (i) transfer all or any part of the Stock owned at any time by such Stockholder by gift or otherwise, or (ii) pledge or otherwise assign for security all or any part of such Stock, unless and until said Stockholder shall first have obtained the written consent of the Company, which consent shall not be unreasonably withheld; provided, however, that in no event shall the Company be obligated to consent to or otherwise recognize any transfer or issue a stock certificate in the name of any transferee until: (A) the transferee has agreed in writing to be bound as a “Stockholder” under

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TABLE OF CONTENTS

this Agreement and to hold the Stock transferred subject to all of the terms and conditions of this Agreement; and (