Company: SREA
Filing Date: 2025-08-27
Form Type: 424B2
Source: 0001193125-25-189685
Chunk: 13

Company: SEMPRA
Filing Date: 2025-08-27
Form: 424B2
Chunk 13
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 this prospectus supplement. |

| Certain Restrictions during an Optional Deferral Period | During an Optional Deferral Period, we may not do any of the following (subject to exceptions): |

| • |     | declare or pay any dividends or distributions on any Capital Stock (as defined in “Description of the 
 Notes—Option to Defer Interest Payments”) of Sempra;                                                  |

| • |     | redeem, purchase, acquire or make a liquidation payment with respect to any Capital Stock of Sempra; |

| • |     | pay any principal, interest or premium on, or repay, repurchase or redeem, any indebtedness of Sempra that ranks 
 equally with or junior to the notes in right of payment; or                                                      |

| • |     | make any payments with respect to any guarantees by Sempra of any indebtedness if such guarantees rank equally 
 with or junior to the notes in right of payment.                                                               |

| For further important information, including information concerning the exceptions referred to above, see “Description of the Notes—Option to Defer Interest Payments” in this prospectus supplement. |

| Ranking | The notes will be our unsecured obligations and will rank junior and subordinate in right of payment to the prior payment in full of our existing and                                                                                                                                                                     
 future Senior Indebtedness, to the extent and in the manner set forth under the caption “Description of the Notes—Subordination” in this prospectus supplement. For the definition of the term “Senior Indebtedness,” see                                                                                                 
 “Description of the Notes—Subordination” in this prospectus supplement. The notes will rank equally in right of payment with our existing $1.0 billion aggregate principal amount of 4.125% Fixed-to-Fixed Reset Rate Junior Subordinated Notes due 2052, $1.25 billion aggregate principal amount of 6.400%              
 Fixed-to-Fixed Reset Rate Junior Subordinated Notes due 2054, $1.1 billion aggregate principal amount of 6.875% Fixed-to-Fixed Reset Rate Junior Subordinated Notes due 2054, $400 million aggregate principal amount of 6.625%                                                                                           
 Fixed-to-Fixed Reset Rate Junior Subordinated Notes due 2055, $600 million aggregate principal amount of 6.550% Fixed-to-Fixed Reset Rate Junior Subordinated Notes due 2055, and $758 million aggregate principal amount of 5.750% Junior Subordinated Notes due 2079 and with any future unsecured indebtedness that we