Company: CCNE
Filing Date: 2025-02-20
Form Type: S-4
Source: 0001193125-25-030821
Chunk: 4

Company: CNB FINANCIAL CORP/PA
Filing Date: 2025-02-20
Form: S-4
Chunk 4
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 symbol “ESSA.” On January 8, 2025, which was the last trading day preceding the public announcement of the proposed merger, the closing price of CNB common stock was $24.11 per share, which after giving effect to the exchange ratio, has an implied value of $20.61 per share. On , 2025, which was the most recent practicable trading day before the printing of this joint proxy statement/prospectus, the closing price of CNB common stock was $ per share, which after giving effect to the exchange ratio, has an implied value of approximately $ per share. The market price of CNB common stock will fluctuate between now and the closing of the merger. We urge you to obtain current market quotations for CNB common stock before you vote. Your vote is important regardless of the number of shares you own.Whether or not you plan to attend your company’s shareholder meeting, please take the time to vote by internet, by telephone, or by completing and mailing the enclosed proxy card as soon as possible to make sure your shares are represented at your company’s shareholder meeting. If you submit a properly signed proxy card without indicating how you want to vote, your proxy will be counted as a vote “ FOR” each of the proposals presented at your company’s shareholder meeting. This document serves as the joint proxy statement for the annual meeting of CNB shareholders and the special meeting of ESSA shareholders and the prospectus for the shares of CNB common stock to be issued in connection with the merger, and describes the shareholder meetings, the merger, the documents related to the merger and other related matters. We encourage you to read this joint proxy statement/prospectus in its entirety, including the documents attached as annexes and the section entitled “ Risk Factors” beginning on page 21. Thank you for your cooperation and continued support.

| Sincerely,                                                                          |     | Sincerely,                            |
| Michael D. Peduzzi President and Chief Executive Officer  CNB Financial Corporation |     | Gary S. Olson                         
 President and Chief Executive Officer 
 ESSA Bancorp, Inc.                    |

Neither the Securities and Exchange Commission nor any state securities commission or bank regulatory agency has approved or disapproved of the securities to be issued in the merger or determined if the attached joint proxy statement/prospectus is accurate, adequate or complete. Any representation to the contrary is a criminal offense. The shares of CNB common stock to be issued in the merger are not savings accounts, deposits or other obligations of any