Company: CCNE
Filing Date: 2025-03-05
Form Type: 424B3
Source: 0001193125-25-047258
Chunk: 1

Company: CNB FINANCIAL CORP/PA
Filing Date: 2025-03-05
Form: 424B3
Chunk 1
---
 “CNB auditor ratification proposal”), and (vi) a proposal to approve one or more adjournments of the CNB annual meeting, if necessary or appropriate, to permit further solicitation of proxies if there are insufficient votes at the time of the CNB annual meeting, or at an adjournment or postponement of that meeting, to approve the CNB share issuance proposal (the “CNB adjournment proposal”). The election of the three CNB director nominees and the approval of each of the CNB share issuance proposal, the CNB incentive plan proposal, the CNB say-on-payproposal, the CNB auditor ratification proposal and the CNB adjournment proposal require the affirmative vote of a majority of the votes cast on such proposal. The CNB Board of Directors unanimously recommends that all CNB shareholders vote “ 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. At the special meeting of ESSA shareholders, ESSA shareholders will be asked to consider and vote on (i) a proposal to approve the merger agreement (the “ESSA merger proposal”), (ii) a proposal to approve, on an advisory (non-binding)basis, specified compensation that may become payable to the named executive officers of ESSA in connection with the merger (the “ESSA compensation proposal”), and (iii) a proposal to approve one or more adjournments of the ESSA special meeting, if necessary or appropriate, to permit further solicitation of proxies if there are insufficient votes at the time of the ESSA special meeting, or at an adjournment or postponement of that meeting, to approve the ESSA merger proposal (the “ESSA adjournment proposal”). Approval of each of the ESSA merger proposal, the ESSA compensation proposal and the ESSA adjournment

proposal requires the affirmative vote of a majority of the votes cast on such proposal. The ESSA Board of Directors unanimously recommends that all ESSA shareholders vote “ FOR” the ESSA merger proposal, “ FOR” the ESSA compensation proposal and “ FOR” the ESSA adjournment proposal. If the merger is completed, ESSA shareholders will receive 0.8547 shares of CNB common stock