Company: CMA
Filing Date: 2025-11-25
Form Type: DEFM14A
Source: 0001193125-25-297173
Chunk: 18

Company: COMERICA INC
Filing Date: 2025-11-25
Form: DEFM14A
Chunk 18
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 have the right to receive in the first merger. Neither Fifth Third nor   
 Comerica is permitted to terminate the merger agreement as a result of any increase or decrease in the market price of Fifth Third common stock or Comerica common stock.                                                                               |

| Q: | How will the first merger affect Comerica equity awards? |

| A: | With respect to Comerica equity awards, at the effective time of the first merger, subject to all 
 required withholding taxes:                                                                       |

| • |     | each outstanding and unexercised Comerica stock option (a “Comerica Stock Option”), whether vested or                                                                                                                                                    
 unvested, shall, automatically and without any required action on the part of the holder thereof, convert into a corresponding option award with respect to Fifth Third common stock (an “Assumed Option”), with the number of shares                    
 underlying such award and per share exercise price adjusted based on the exchange ratio, and otherwise subject to the same terms and conditions as applied to the corresponding Comerica Stock Option in effect immediately prior to the effective time; |

5

| • |     | each outstanding Comerica restricted stock unit award (a “Comerica RSU Award”) that is not a Comerica                                                                                                                                                  
 Director RSU Award (as defined below), whether vested or unvested, shall, automatically and without any required action on the part of the holder thereof, convert into a corresponding restricted share unit award with respect to Fifth Third common 
 stock (an “Assumed RSU Award”), with the number of shares underlying such award adjusted based on the exchange ratio, and otherwise subject to the same terms and conditions as applied to the corresponding Comerica RSU Award in effect              
 immediately prior to the effective time. Any accrued but unpaid dividend equivalents for Comerica RSU Awards will carry over to the Assumed RSU Awards;                                                                                                |

| • |     | each outstanding Comerica restricted stock unit award that is held by a current or former non-employee director (a “Comerica Director RSU Award”), whether vested or unvested, shall be converted into the right to receive (without interest) (A) a number of fully vested and freely 
 transferable shares of Fifth Third common stock (rounded up to the nearest whole number of shares) with the number of shares underlying such award adjusted based on the exchange ratio, plus (B) a cash payment in respect of any accrued but                                         
 unpaid dividend equivalents in respect of such award, with such consideration