Company: CCNE
Filing Date: 2025-03-03
Form Type: S-4/A
Source: 0001193125-25-044149
Chunk: 61

Company: CNB FINANCIAL CORP/PA
Filing Date: 2025-03-03
Form: S-4/A
Chunk 61
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 card accompanying this joint proxy statement/prospectus for use at the CNB annual meeting. Please vote by internet, by telephone, or by completing and promptly mailing the proxy card in the enclosed postage-paid envelope.

All properly signed proxies received prior to the annual meeting and not revoked before the vote at the annual meeting will be voted at the annual meeting according to the instructions indicated on the proxies or, if no instructions are given, the shares will be voted“FOR” the CNB share issuance proposal, “FOR” each of the three CNB director nominees, “FOR” the CNB incentive plan proposal, “FOR” the CNB say-on-payproposal, “FOR” the CNB auditor ratification proposal and “FOR” the CNB adjournment proposal, if necessary.

If you have any questions concerning the merger, the other meeting matters or this joint proxy statement/prospectus, or need assistance voting your shares, please contact Alliance Advisors, LLC, CNB’s proxy solicitor, at the address or telephone number listed below:**

<div align='center'>Alliance Advisors, LLC

200 Broadacres Drive, 3rd Floor

Bloomfield, NJ 07003

(833) 215-7302

CCNE@AllianceAdvisors.com

35</div>

If you fail to properly submit your proxy card and you do not attend the annual meeting and vote your shares online during the meeting, your shares will not be voted. If you hold your shares of CNB common stock in “street name,” meaning in the name of a bank, broker or other nominee who is the record holder, you must either direct the record holder of your shares of CNB common stock how to vote your shares or obtain a proxy from the record holder to vote your shares in person at the annual meeting. If you fail to instruct your broker, bank, trustee or other nominee on how to vote your shares of CNB common stock and you do not attend the annual meeting and vote your shares online during the meeting, your shares will not be voted on any of the proposals, except for the CNB auditor ratification proposal. Your broker, bank, trustee or other nominee is entitled to vote on the CNB auditor ratification proposal without your instructions. How to Revoke Your Proxy If you are a CNB shareholder, you may revoke your proxy at any time by taking any of the following actions before your proxy is voted at the annual meeting:

| • |     | delivering a written notice bearing a date later than