Company: HURA
Filing Date: 2025-05-23
Form Type: 424B3
Source: 0001193125-25-125499
Chunk: 694

Company: TuHURA Biosciences, Inc./NV
Filing Date: 2025-05-23
Form: 424B3
Chunk 694
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     | persons who are not U.S. Holders as defined below; |

| • |     | persons who do not hold their Kineta Common Stock as a “capital asset” within the meaning of 
 Section 1221 of the Code;                                                                    |

| • |     | persons who hold their Kineta Common Stock in a functional currency other than the U.S. dollar; |

| • |     | persons who hold Kineta Common Stock that constitutes “qualified small business stock” under  
 Section 1202 of the Code or as “Section 1244 stock” for purposes of Section 1244 of the Code; |

| • |     | persons holding Kineta Common Stock as part of an integrated investment (including a “straddle,” pledge                                                                                                 
 against currency risk, “constructive” sale or “conversion” transaction or other integrated or risk reduction transactions) consisting of shares of Kineta Common Stock and one or more other positions; |

| • |     | banks, insurance companies, mutual funds, tax-exempt entities, financial                       
 institutions, broker-dealers, real estate investment trusts or regulated investment companies; |

| • |     | “S corporations” or entities classified as partnerships or disregarded entities for U.S. federal income 
 tax purposes (and investors therein);                                                                   |

| • |     | persons who acquired their Kineta Common Stock pursuant to the exercise of compensatory options or in other 
 compensatory transactions;                                                                                  |

| • |     | persons who acquired their Kineta Common Stock pursuant to the exercise of warrants or conversion rights under 
 convertible instruments;                                                                                       |

| • |     | persons required to accelerate the recognition of any item of gross income with respect to the Kineta stock as a 
 result of such income being recognized on an applicable financial statement;                                     |

| • |     | persons who acquired their Kineta Common Stock in a transaction subject to the gain rollover provisions of 
 Section 1045 of the Code; and                                                                              |

| • |     | persons who hold their Kineta Common Stock through individual retirement accounts or other tax-deferred accounts. |

For purposes of this discussion, a “U.S. Holder” is a beneficial owner of Kineta Common Stock that, for U.S. federal income tax purposes, is or is treated as:

| • |     | an individual who is (or is treated as) a citizen or resident of the United States; |

464

| • |     | a corporation (or other entity taxable as a corporation for U.S