Company: HURA
Filing Date: 2025-05-23
Form Type: 424B3
Source: 0001193125-25-125499
Chunk: 983

Company: TuHURA Biosciences, Inc./NV
Filing Date: 2025-05-23
Form: 424B3
Chunk 983
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AS, Parent, the Company, Merger Subs and the Stockholders Representative desire to amend the Merger Agreement pursuant to
thereof to clarify certain terms and provisions thereof.

AGREEMENT

NOW, THEREFORE, in consideration of the mutual agreements, covenants and other promises set forth herein, the mutual benefits to be
gained by the performance thereof, and for other good and valuable consideration, the receipt and sufficiency of which are hereby acknowledged and accepted, Parent, Merger Sub and the Company hereby agree as follows:

1. AMENDMENT TO SECTION 6.2(e) OF THE MERGER AGREEMENT. of the Merger Agreement is hereby
amended and restated to read in its entirety as follows:

“(e) . The Concurrent Investment
shall have been completed and the receipt of gross proceeds to Parent of not less than Twenty Million Dollars ($20,000,000), which gross proceeds shall have been received by Parent, or will be received by Parent substantially simultaneously with the
Closing.”

2. AMENDMENT TO SECTION 6.2(g) OF THE MERGER AGREEMENT. of the Merger
Agreement is hereby amended and restated to read in its entirety as follows:

“(g) . The Estimated Net Working Capital Deficit, if any, shall not be greater than Six Million Dollars ($6,000,000).”

3.
AMENDMENT TO SECTION 7.1(b)(i) OF THE MERGER AGREEMENT. of the Merger Agreement is hereby amended and restated in its entirety as follows:

“(i) the Mergers shall not have been consummated by June 30, 2025 (subject to possible extension as provided in this
), the “”); , , that the right to terminate this Agreement under this shall not be available to the Company
or Parent if such party’s (or in the case of Parent, Merger Sub I or Merger Sub II) action or failure to act has been a principal cause of the failure of the Mergers to occur on or before the End Date and such action or failure to act
constitutes a breach of this Agreement; , , that Parent may, on or prior to June 30, 2025 by written notice to the Company, extend the End Date to no later than July 31, 2025, provided that as a
condition to making such extension, Parent shall advance to the Company an amount equal to $250,000 to fund Company expenses, which