Company: ONBPP
Filing Date: 2025-01-14
Form Type: S-4
Source: 0001104659-25-003488
Chunk: 0

Company: OLD NATIONAL BANCORP /IN/
Filing Date: 2025-01-14
Form: S-4
Chunk 0
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TABLE OF CONTENTS

As filed with the Securities and Exchange Commission on January 14, 2025 Registration Statement No. 333- UNITED STATES
SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM S-4 REGISTRATION STATEMENT
UNDER THE SECURITIES ACT OF 1933 OLD NATIONAL BANCORP (Exact name of registrant as specified in its charter)

| ​ | Indiana                                                        
 (State or other jurisdiction ofincorporation or organization)​ | ​ | ​ | 6022                                                     
 (Primary Standard IndustrialClassification Code Number)​ | ​ | ​ | 35-1539838                             
 (I.R.S. EmployerIdentification Number) | ​ |

One Main Street
Evansville, Indiana 47708
(773) 765-7675 (Address, including zip code, and telephone number, including area code, of registrant’s principal executive offices) Nicholas J. Chulos
Executive Vice President,
Chief Legal Officer and Corporate Secretary
Michael D. Ebner
Senior Vice President and Senior Assistant General Counsel
Old National Bancorp
One Main Street
Evansville, Indiana 47708
(773) 765-7675
(Name, address, including zip code, and telephone number, including area code, of agent for service) Copies to:

| ​ | James J. BarresiAlison N. LaBruyereSquire Patton Boggs (US) LLP201 E. Fourth Street, Suite 1900Cincinnati, OH 45202(513) 361-1200 | ​ | ​ | Jeanne H. CrainPresident and Chief Executive OfficerBremer Financial Corporation380 St. Peter Street, Suite 500St. Paul, MN 55102(651) 964-7145 | ​ | ​ | Matthew M. GuestEric M. FeinsteinWachtell, Lipton, Rosen & Katz51 West 52nd StreetNew York, NY 10019(212) 403-1000 | ​ |

Approximate date of commencement of proposed sale of the securities to the public: As soon as practicable after this Registration Statement becomes effective and on completion of the mergers described in the enclosed proxy statement/prospectus. If the securities being registered on this Form are being offered in connection with the formation of a holding company and there is compliance with General Instruction G, check the following box. ☐ If this Form is filed to register additional securities for an offering pursuant to Rule