Company: OSBC
Filing Date: 2025-04-23
Form Type: S-4
Source: 0001104659-25-037832
Chunk: 130

Company: OLD SECOND BANCORP INC
Filing Date: 2025-04-23
Form: S-4
Chunk 130
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 ​ | ​            | $ |      18.172 | ​ | ​ | ​ | ​            | $ |      14.868 | ​ | ​ |
| Preliminary fair value of consideration for commonstock﻿(a)     | ​ | ​ | ​             | $ | 133,849,433 | ​ | ​ | ​ | ​            | $ | 147,253,211 | ​ | ​ | ​ | ​            | $ | 120,477,046 | ​ | ​ |

84

TABLE OF CONTENTS

| ​                                            
 Cash Consideration:                          
 Common shares of Bancorp Financial           | ​ 
 ​ 
 ​ | ​ 
 ​ 
 ​ | March 14,2025 
 ​             
 ​             | ​ 
 ​ |           ​ 
   3,139,058 | ​ 
 ​ | ​ 
 ​ 
 ​ | ​ 
 ​ 
 ​ | 10% Increase 
 ​            
 ​            | ​ 
 ​ |           ​ 
   3,139,058 | ​ 
 ​ | ​ 
 ​ 
 ​ | ​ 
 ​ 
 ​ | 10% Decrease 
 ​            
 ​            | ​ 
 ​ |           ​ 
   3,139,058 | ​ 
 ​ | ​ 
 ​ 
 ​ |
|:---------------------------------------------|:--|:--|:--------------|:--|------------:|:--|:--|:--|:-------------|:--|------------:|:--|:--|:--|:-------------|:--|------------:|:--|:--|
| Fixed cash consideration rate per share      | ​ | ​ | ​             | $ |      15.930 | ​ | ​ | ​ | ​            | $ |      15.930 | ​ | ​ | ​ | ​            | $ |      15.930 | ​ | ​ |
| Preliminary fair value of cash consideration | ​ | ​ | ​             | $ |  50,005,194 | ​ | ​ | ​ | ​            | $ |  50,005,194 | ​ | ​ | ​ | ​            | $ |  50,005,194 | ​ | ​ |
| Total pro forma purchase price consideration | ​ | ​ | ​             | $ | 183,854,627 | ​ | ​ | ​ | ​            | $ | 197,258,405 | ​ | ​ | ​ | ​            | $ | 170,482,240