Company: MSTR
Filing Date: 2025-05-22
Form Type: 424B5
Source: 0001193125-25-124554
Chunk: 126

Company: Strategy Inc
Filing Date: 2025-05-22
Form: 424B5
Chunk 126
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 exercise of a warrant and the price at which those shares may be purchased;      |

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

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

| • |     | the anti-dilution provisions of, and other provisions for changes to or adjustment in the exercise price of, the 
 warrants, if any;                                                                                                |

| • |     | any redemption or call provisions; and |

| • |     | any additional terms of the warrants, including terms, procedures and limitations relating to the exchange or 
 exercise of the warrants.                                                                                     |

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DESCRIPTION OF UNITS We may issue units consisting of debt securities, class A common stock, preferred stock, depositary shares or warrants as described in this prospectus in any combination, as described in the applicable prospectus supplement. We may issue units in one or more series, which will be described in the applicable prospectus supplement. The applicable prospectus supplement will also describe the following terms of any units:

| • |     | the designation and the terms of the units and of the securities constituting the units, including whether and 
 under what circumstances the securities comprising the units may be traded separately;                         |

| • |     | the identity of any unit agent for the units, if applicable, and of any other depositaries, execution or paying 
 agents, transfer agents, registrars or other agents;                                                            |

| • |     | any additional terms of the governing unit agreement, if applicable; |

| • |     | any additional provisions for the issuance, payment, settlement, transfer or exchange of the units or of the      
 warrants, class A common stock, preferred stock, depositary shares or debt securities constituting the units; and |

| • |     | any applicable material U.S. federal income tax consequences. |

-33-

FORMS OF SECURITIES

Each debt security, depositary share, subscription right, purchase contract, unit and warrant will be represented either by a certificate
issued in definitive form to a particular investor or by one or more global securities representing the entire issuance of securities. Unless the applicable prospectus supplement provides otherwise, certificated securities in definitive form and
global securities will be issued in registered form. Definitive securities name you or your nominee as the owner of the security, and in order to transfer or exchange these securities or to receive payments other than interest or other interim