Company: HURA
Filing Date: 2025-05-23
Form Type: 424B3
Source: 0001193125-25-125499
Chunk: 375

Company: TuHURA Biosciences, Inc./NV
Filing Date: 2025-05-23
Form: 424B3
Chunk 375
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 receive the Merger Consideration); and                                                                                                                            |

| • |     | the 2023 Company Warrants will be entitled to the benefits as set forth in the applicable Warrantholder Treatment 
 Agreement.                                                                                                        |

Exchange and Payment Prior to the Effective Time, TuHURA and Merger Sub I will enter into an agreement (in a form reasonably acceptable to Kineta) with such bank or trust company reasonably acceptable to Kineta to act as Exchange Agent in connection with the Mergers. The Merger Agreement also provides that TuHURA will deposit with the Exchange Agent: (i) an aggregate number of shares of TuHURA Common Stock to be issued in book-entry form and (ii) an aggregate amount of cash, in each case, comprising approximately the amounts required to be delivered pursuant to the Merger Agreement in respect of shares of Kineta Common Stock, including cash paid in lieu of fractional shares. Representations and Warranties TuHURA and Kineta made representations and warranties in the Merger Agreement regarding themselves and their respective subsidiaries that may be subject to limitations agreed upon by the contracting parties not set forth in the Merger Agreement. The customary representations and warranties made by each of TuHURA, Merger Subs and Kineta relate to the following subject matters, among other things:

| • |     | corporate organization and similar corporate matters, including corporate standing; |

| • |     | qualification to do business under applicable law and corporate power; |

236

| • |     | capital structure and equity securities; |

| • |     | financial statements and public SEC filings; |

| • |     | absence of undisclosed liabilities; |

| • |     | legal proceedings and orders; |

| • |     | authority to enter into and to perform obligations under the Merger Agreement and to complete the transactions 
 contemplated thereby;                                                                                          |

| • |     | the completion of the transactions contemplated by the Merger Agreement not contravening applicable                                                                     
 organizational documents or laws; legal requirements; orders or governmental authorizations; contracts and permits or licenses, registrations and other qualifications; |

| • |     | broker’s fee or commission; and |

| • |     | absence of other representations and warranties. |

The customary representations and warranties made solely by Kineta relate to the following subject matters, among other things:

| • |     | compliance with legal requirements; |

| • |     | employee benefit plans; |

| • |     | employment and labor matters; |

| • |     |