Company: HURA
Filing Date: 2025-05-23
Form Type: 424B3
Source: 0001193125-25-125499
Chunk: 803

Company: TuHURA Biosciences, Inc./NV
Filing Date: 2025-05-23
Form: 424B3
Chunk 803
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 term used herein but not otherwise defined has the meaning given
to it in the Merger Agreement.

Pursuant to the terms of the Merger Agreement, among other things and subject to the terms and conditions
set forth therein, Merger Sub I will (a) merge with and into Kineta (the “First Merger”), with Kineta being the surviving corporation of the First Merger, also known as the “Surviving Entity”; and (b) immediately
following the First Merger and as part of the same overall transaction as the First Merger, the Surviving Entity will merge with and into Merger Sub II (the “Second Merger” and, together with the First Merger, the “Mergers” ),
with Merger Sub II being the surviving company of the Second Merger, also known as the “Surviving Company.” The Mergers are intended to qualify as a tax-free reorganization for U.S. federal income
tax purposes.

The Registration Statement on S-4 for the planned merger was filed with the SEC on
February 7, 2024.

Merger Consideration

Under the terms of the merger agreement, upon the completion of the Proposed Transaction, Kineta stockholders will receive their pro rata share
(based on the number of Kineta fully diluted shares held by them) of aggregate merger consideration consisting of a combination of cash and shares of TuHURA common stock. The cash component of the aggregate merger consideration will be a base cash
amount of $9,005,000 (consisting of a value of $15,000,000 minus the $5,995,000 advanced to Kineta under the Exclusivity and Right of First Offer Agreement, or “Exclusivity Agreement”) less the sum of Kineta’s working capital deficit
at the closing of the Proposed Transaction and any working capital loans made by TuHURA to Kineta between the signing of the

F-75

TUHURA BIOSCIENCES, INC AND SUBSIDIARIES

Notes to the consolidated financial statements

For the years ended December 31, 2024, and 2023

merger agreement and closing of the Proposed Transaction. The share component of the aggregate merger consideration will consist of an aggregate of up to approximately 3,476,568 shares of TuHURA
common stock, subject to a six-month holdback of approximately 869,142 of such shares to satisfy certain additional liabilities of the closing date that may be identified after the closing