Company: USCB
Filing Date: 2025-05-02
Form Type: S-3
Source: 0001193125-25-111625
Chunk: 43

Company: USCB FINANCIAL HOLDINGS, INC.
Filing Date: 2025-05-02
Form: S-3
Chunk 43
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 of Common Stock or other securities to be 
 delivered upon exercise of the warrants;                                                                 |

| • |     | the consideration for which we will issue the warrants, including the applicable currency or currencies; |

| • |     | anti-dilution provisions to adjust the number or amount of shares of our Common Stock or other securities to be 
 delivered upon exercise of the warrants;                                                                        |

| • |     | the designation and terms of the underlying securities purchasable upon exercise of the warrants; |

| • |     | the price at which and the currency or currencies in which investors may purchase the underlying securities 
 purchasable upon exercise of the warrants;                                                                  |

| • |     | the dates on which the right to exercise the warrants will commence and expire; |

| • |     | the procedures and conditions relating to the exercise of the warrants; |

| • |     | the date on and after which the warrants and securities issued with the warrants will be separately transferable; |

| • |     | whether the warrants will be in registered or bearer form; |

| • |     | information with respect to book-entry registration and transfer procedures, if any; |

| • |     | the minimum or maximum amount of warrants that may be exercised at any one time; |

| • |     | the designation and terms of the underlying securities with which the warrants are issued and the number of 
 warrants issued with each underlying security;                                                              |

| • |     | a discussion of material United States federal income tax considerations; |

| • |     | the identity of the warrant agent; and |

| • |     | any other terms of the warrants, including terms, procedures and limitations relating to the exchange, transfer 
 and exercise of the warrants                                                                                    |

Warrant certificates may be exchanged for new warrant certificates of different denominations, and warrants may be exercised at the warrant agent’s corporate trust office or any other office indicated in the applicable -33-

prospectus supplement. Prior to the exercise of their warrants, holders of warrants exercisable for shares of our Common Stock or Preferred Stock will not have any rights of holders of the
securities purchasable upon such exercise, including any rights to vote such shares or to receive any distributions or dividends thereon.

Exercise of Warrants

A warrant will entitle the holder to purchase for cash an amount of securities at an exercise price that will be stated in,
or that will be determinable as described in, the applicable prospectus supplement. Warrants may be exercised at any time prior