Company: CCNE
Filing Date: 2025-03-03
Form Type: S-4/A
Source: 0001193125-25-044149
Chunk: 9

Company: CNB FINANCIAL CORP/PA
Filing Date: 2025-03-03
Form: S-4/A
Chunk 9
---
 CNB and ESSA from documents that are not included in or delivered with the joint proxy statement/prospectus. This information is available to you without charge upon your written or oral request. You can obtain the documents incorporated by reference into this joint proxy statement/prospectus by requesting them in writing or by telephone from the appropriate company at the following addresses and telephone numbers:**

| CNB Financial Corporation 1 South Second Street 
 PO Box 42                                       
 Clearfield, Pennsylvania 16830                  
 Attention: Anna K. “Katie” Andersen             
 Secretary                                       
 (814) 765-9621 www.cnbbank.bank                 |     | ESSA Bancorp, Inc. 200 Palmer Street PO Box L Stroudsburg, Pennsylvania 18360 Attention: Stephanie Lefferson Corporate Secretary (570) 422-0182 www.essabank.com |

To obtain timely delivery, you must request the information no later than April 8, 2025. For a more detailed description of the information incorporated by reference into the accompanying joint proxy statement/prospectus and how you may obtain it, see the section entitled “Where You Can Find More Information” beginning on page 186. The accompanying joint proxy statement/prospectus provides a detailed description of the merger and the merger agreement. We urge you to read the joint proxy statement/prospectus, including any documents incorporated by reference into the joint proxy statement/prospectus, and its annexes carefully and in their entirety. If you have any questions concerning the merger, the other meeting matters or the joint proxy statement/prospectus, or need assistance voting your shares, please contact the appropriate proxy solicitor at the address or telephone number listed below:

| If you are a CNB shareholder:                                                                                        |     | If you are an ESSA shareholder:                                                                                      |
| Alliance Advisors, LLC 200 Broadacres Drive, 3rd Floor Bloomfield, NJ 07003 (833) 215-7302 CCNE@AllianceAdvisors.com |     | Laurel Hill Advisory Group, LLC 2 Robbins Lane, Suite 201 Jericho, New York 11753 (516) 933-3100 info@laurelhill.com |

Please do not send your ESSA stock certificates at this time. You will be sent separate instructions regarding the surrender of your ESSA stock certificates.

<div align='center'>**ABOUT THIS DOCUMENT**</div>

**This joint proxy statement/prospectus, which forms part of a registration