Company: OSBC
Filing Date: 2025-05-08
Form Type: 424B3
Source: 0001104659-25-046065
Chunk: 367

Company: OLD SECOND BANCORP INC
Filing Date: 2025-05-08
Form: 424B3
Chunk 367
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 parties hereto, among other things and subject to the terms and conditions set forth therein, the Company will be merged with and into Buyer (“ Merger ”), with Buyer surviving the Merger as the surviving corporation;

### WHEREAS
, as an inducement for Buyer to enter into the Merger Agreement, Buyer has required that each Stockholder enter into this Agreement, and each Stockholder desires to enter into this Agreement to induce Buyer to enter into the Merger Agreement;

#### NOW, THEREFORE
, in consideration of, and as a material inducement to the parties entering into the Merger Agreement and proceeding with the transactions contemplated thereby (the “ Transactions ”), and in consideration of the expenses incurred and to be incurred by them in connection therewith, the parties hereto agree as follows:

1. Definitions . Capitalized terms not defined in this Agreement have the respective meanings assigned to them in the Merger Agreement.

2. Effectiveness . The effectiveness of this Agreement shall be conditioned upon the execution and delivery of the Merger Agreement by the parties thereto. If the Merger Agreement is terminated for any reason in accordance with its terms, this Agreement shall automatically terminate and be null and void and of no effect.

3. Voting Agreement .

(a) From the date hereof until the earliest to occur of (x) the Effective Time and (y) the termination of the Merger Agreement in accordance with its terms (the “ Support Period ”), each Stockholder irrevocably and unconditionally agrees that at any stockholder meeting of the Company to approve the Merger Agreement or any adjournment or postponement thereof, such Stockholder shall be present (in person or by proxy) and shall vote (or cause to be voted) all shares of common stock, $1.00 par value per share, of the Company (the “ Common Stock ”) owned of record or beneficially owned by such Stockholder as of the date hereof, together with all shares of Common Stock over which such Stockholder may acquire beneficial ownership from time to time after the date hereof (whether upon the exercise of options, warrants or rights, the conversion or exchange of convertible or exchangeable securities, or by means of purchase, dividend, distribution, split-up, recapitalization, combination, exchange of shares or the like, gift, bequest, inheritance, or as a successor in interest in any capacity or otherwise) in each case that are entitled to vote at such meeting (collectively, the “ Owned Shares ”), as follows