Company: HURA
Filing Date: 2025-05-23
Form Type: 424B3
Source: 0001193125-25-125499
Chunk: 394

Company: TuHURA Biosciences, Inc./NV
Filing Date: 2025-05-23
Form: 424B3
Chunk 394
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 Merger Agreement is subject to the satisfaction (or waiver by Kineta), at or prior to the closing, of each of the following conditions:

| • |     | the fundamental representations made by TuHURA in the Merger Agreement must be true and correct in all material            
 respects both as of the Signing Date and as of the Closing Date, unless they are specifically made as of a different date; |

| • |     | the representations and warranties made by TuHURA in the Merger Agreement relating to certain capitalization and                                                                                                                                     
 related matters were accurate in all respects as of the Signing Date and will be accurate in all respects as of the Closing Date as if made on and as of such date, except in each case (i) for such inaccuracies which are de minimis, individually 
 or in the aggregate or (ii) for representations referring to matters only as of a particular date;                                                                                                                                                   |

| • |     | all other representations and warranties made by TuHURA in the Merger Agreement were true and correct as of the                                                                                                                                          
 Signing Date and will be true and correct as of the Closing Date as if made on and as of the Closing Date except, in each case and in the aggregate, would not reasonably be expected to have a TuHURA Material Adverse Effect (without giving effect to 
 any references therein to any TuHURA Material Adverse Effect or other materiality qualifications) or for those representations and warranties which address matters only as of a particular date;                                                        |

| • |     | the agreements and covenants in the Merger Agreement that TuHURA and Merger Subs are required to comply with or 
 to perform at or prior to the Effective Time have been complied with and performed in all material respects;    |

| • |     | receipt by Kineta of a certificate executed by the Chief Executive Officer or Chief Financial Officer of TuHURA                            
 confirming that the conditions relating to TuHURA’s representations and warranties and compliance with covenants have been duly satisfied; |

| • |     | receipt by Kineta of any representation letters and/or other similar factual support letters in connection with                             
 the documenting and supporting the tax treatment of the Mergers as a “reorganization” within the meaning of Section 368(a) of the Code; and |

| • |     | since the Signing Date, no TuHURA Material Adverse Effect will have occurred that is continuing. |

Termination of the Merger Agreement The Merger Agreement may be terminated and the Mergers