X0306 4 2014-10-31 1 0001486058 FedFirst Financial Corp FFCO 0001351621 Prah Jamie L 565 DONNER AVENUE MONESSEN PA 15062 1 Vice President Common Stock 2014-10-31 4 D 0 4686.0000 0.0000 D 0.0000 D Common Stock 2014-10-31 4 D 0 1941.0000 0.0000 D 0.0000 I By ESOP Common Stock 2014-10-31 4 D 0 900.0000 0.0000 D 0.0000 I By Stock Award III Common Stock 2014-10-31 4 D 0 1200.0000 0.0000 D 0.0000 I By Stock Award IV Common Stock 2014-10-31 4 D 0 1500.0000 0.0000 D 0.0000 I By Stock Award V Stock Option (right to buy) 13.9200 2014-10-31 4 D 0 3000.0000 0.0000 D 2013-04-02 2022-04-02 Common Stock 3000.0000 0.0000 D Stock Option (right to buy) 17.6500 2014-10-31 4 D 0 10000.0000 0.0000 D 2014-04-02 2023-04-02 Common Stock 10000.0000 0.0000 D Stock Option (right to buy) 21.3500 2014-10-31 4 D 0 5682.0000 0.0000 D 2007-08-08 2016-08-08 Common Stock 5682.0000 0.0000 D Stock Option (right to buy) 14.1500 2014-10-31 4 D 0 947.0000 0.0000 D 2009-08-08 2018-08-08 Common Stock 947.0000 0.0000 D Stock Option (right to buy) 15.0000 2014-10-31 4 D 0 6500.0000 0.0000 D 2013-09-25 2022-09-25 Common Stock 6500.0000 0.0000 D Stock Option (right to buy) 13.1000 2014-10-31 4 D 0 5000.0000 0.0000 D 2012-09-27 2021-09-27 Common Stock 5000.0000 0.0000 D Pursuant to the Agreement and Plan of Merger dated as of April 14, 2014 by and between CB Financial Services, Inc. and FedFirst Financial Corporation ("Merger Agreement"), on October 31, 2014 each share of FedFirst Financial Corporation common stock by the election of the insider was either converted and exchanged for 1.1590 shares of CB Financial Services, Inc. common stock or $23.00 dollars in cash per share. Cash was issued in lieu of fractional shares. This option was cancelled on October 31, 2014 pursuant to the terms of the Merger Agreement in exchange for a cash cancellation payment of $9.08 per option share (representing the difference between the cash consideration ($23.00) and the exercise price of the option ($13.92). This option was cancelled on October 31, 2014 pursuant to the terms of the Merger Agreement in exchange for a cash cancellation payment of $5.35 per option share (representing the difference between the cash consideration ($23.00) and the exercise price of the option ($17.65). This option was cancelled on October 31, 2014 pursuant to the terms of the Merger Agreement in exchange for a cash cancellation payment of $1.65 per option share (representing the difference between the cash consideration ($23.00) and the exercise price of the option ($21.35). This option was cancelled on October 31, 2014 pursuant to the terms of the Merger Agreement in exchange for a cash cancellation payment of $8.85 per option share (representing the difference between the cash consideration ($23.00) and the exercise price of the option ($14.15). This option was cancelled on October 31, 2014 pursuant to the terms of the Merger Agreement in exchange for a cash cancellation payment of $8.00 per option share (representing the difference between the cash consideration ($23.00) and the exercise price of the option ($15.00). This option was cancelled on October 31, 2014 pursuant to the terms of the Merger Agreement in exchange for a cash cancellation payment of $9.90 per option share (representing the difference between the cash consideration ($23.00) and the exercise price of the option ($13.10). /s/ Aaron M. Kaslow, Power of Attorney 2014-11-04