Company: CMA
Filing Date: 2025-08-05
Form Type: 424B5
Source: 0001193125-25-173600
Chunk: 13

Company: COMERICA INC
Filing Date: 2025-08-05
Form: 424B5
Chunk 13
---
 during each reset period, at a rate per annum equal to the five-year treasury                                                        |

S-3

| rate as of the most recent reset determination date (as described below) plus 3.125%. Any dividends paid on the Series B Preferred Stock will be distributed to holders of depositary shares in the 
 manner described under “Description of Depositary Shares—Dividends and Other Distributions” in this prospectus supplement.                                                                          |

| A “reset date” means the First Reset Date and each date falling on the fifth anniversary of the preceding reset date. Reset dates, including the First Reset Date, will not be adjusted for business days. A                                   
 “reset period” means the period from, and including, the First Reset Date to, but excluding, the next following reset date and thereafter each period from, and including, each reset date to, but excluding, the next following reset date. A 
 “reset determination date” means, in respect of any reset period, the day falling three business days prior to the beginning of such reset period.                                                                                             |

| Dividends on the Series B Preferred Stock will not be cumulative. If our board of directors or a duly authorized committee of our board of directors does not declare a dividend on the Series B Preferred Stock in respect                              
 of a dividend period, then no dividend will be deemed to have accrued for such dividend period, be payable on the applicable dividend payment date, or be cumulative, and we will have no obligation to pay any dividend for that dividend period to the 
 holders of Series B Preferred Stock, including the holders of the depositary shares, and no related distribution will be made on the depositary shares, whether or not our board of directors or a duly authorized committee of our board of directors   
 declares a dividend on the Series B Preferred Stock for any future dividend period.                                                                                                                                                                      |

| Additionally, dividends on the Series B Preferred Stock will be subject to the satisfaction of the conditions set forth in the capital adequacy guidelines or regulations of the Federal Reserve (or any successor bank 
 regulatory authority that may become our applicable federal banking agency) applicable to dividends on the Series B Preferred Stock, if any.                                                                            |

| Dividend Stopper | During each dividend period, while the Series B Preferred Stock is outstanding, unless the full dividends for the immediately preceding dividend period on all outstanding shares of Series B Preferred Stock have been declared and paid or declared 
 and a sum sufficient for the payment thereof has been set aside:                                                                                                                                                                                      |

| • |     | no dividend will