[Form 4] Kineta, Inc. Common Stock Insider Trading Activity

Rhea-AI Filing Summary

Kineta Director Raymond J. Bartoszek reported multiple stock transactions on June 23-25, 2025:

• Exercised 12,500 stock options at $0.611 per share
• Disposed of 4,706 shares at $0.26 per share through tax withholding (F)
• Received 6,000 new shares as a grant on June 25

Following these transactions, Bartoszek directly owns 31,000 shares and indirectly controls 1,750,474 additional shares through: RLB Holdings Connecticut LLC (1,748,473 shares), his son (1,001 shares), and daughter (1,000 shares). The stock option exercise was triggered by an Optionholder Treatment Agreement dated June 16, 2025, related to a merger agreement between Kineta and TuHURA Biosciences. The options, granted under the 2022 Equity Incentive Plan, became fully vested on June 23, 2025.

Positive

• Director received 6,000 shares as compensation grant, demonstrating continued alignment with shareholder interests
• Director maintains significant indirect ownership of 1.75M shares through RLB Holdings Connecticut LLC, showing substantial long-term commitment to the company

Negative

• None.

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

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Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Bartoszek Raymond J.

(Last) (First) (Middle)

C/O KINETA, INC.

7683 SE 27TH STREET, SUITE 481

(Street)

MERCER ISLAND WA 98040

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
KINETA, INC./DE [ KANT ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

X	Director		10% Owner
	Officer (give title below)		Other (specify below)

3. Date of Earliest Transaction (Month/Day/Year)
06/23/2025

4. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Common Stock	06/23/2025		M		12,500	A	$0.611	29,706	D
Common Stock	06/23/2025		F		4,706	D	$0.26	25,000	D
Common Stock	06/25/2025		A		6,000	A	$0	31,000	D
Common Stock								1,748,473	I	By RLB Holdings Connecticut, LLC(1)
Common Stock								1,001	I	By son
Common Stock								1,000	I	By daughter

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares
Stock Option (Right to Buy)	$0.611	06/23/2025		M			12,500	(2)	09/03/2034	Common Stock	12,500	$0	0	D

Explanation of Responses:

1. The Reporting Person is a managing member of RLB Holdings Connecticut, LLC ("RLB") and shares voting and dispositive power over the shares held by RLB. As such, the Reporting Person may be deemed to beneficially own such shares held by RLB.

2. Pursuant to the terms of (i) the Optionholder Treatment Agreement, dated June 16, 2025, by and between Kineta, Inc. (the "Company") and the Reporting Person, and (ii) the Agreement and Plan of Merger, dated as of December 11, 2024, by and among the Company, TuHURA Biosciences, Inc., a Nevada corporation ("TuHURA"), Hura Merger Sub I, Inc., a Delaware corporation and a wholly owned subsidiary of TuHURA, Hura Merger Sub II, a Delaware limited liability company and a wholly owned subsidiary of TuHURA, and Craig Philips, as representative of the stockholders of the Company, and as amended by that certain First Amendment to Agreement and Plan of Merger, dated May 5, 2025, as approved by the Company's stockholders at the Special Meeting of Stockholders held on June 23, 2025, the options granted to the Reporting Person under the 2022 Equity Incentive Plan became fully vested on June 23, 2025.

	/s/ Nanette Agustines, as Attorney-in-Fact	06/25/2025
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.

FAQ

What insider transactions did Raymond Bartoszek make in KA stock on June 23, 2025?

On June 23, 2025, Raymond Bartoszek exercised 12,500 stock options at $0.611 per share (acquired) and then disposed of 4,706 shares at $0.26 per share through a tax withholding transaction (F code). Additionally, on June 25, 2025, he acquired 6,000 shares at $0.

How many shares of KA stock does Raymond Bartoszek own directly and indirectly?

Raymond Bartoszek owns 31,000 shares directly and has indirect ownership of 1,750,474 shares, including 1,748,473 shares through RLB Holdings Connecticut, LLC, 1,001 shares through his son, and 1,000 shares through his daughter.

What was the exercise price of KA stock options that Bartoszek exercised?

Raymond Bartoszek exercised stock options with a conversion price of $0.611 per share. These options were originally set to expire on September 3, 2034, but became fully vested on June 23, 2025, due to the TuHURA Biosciences merger agreement.

What triggered the vesting of Bartoszek's KA stock options in June 2025?

The stock options vested due to the Optionholder Treatment Agreement dated June 16, 2025, and the Agreement and Plan of Merger with TuHURA Biosciences, which was approved by stockholders at the Special Meeting on June 23, 2025. This agreement triggered full vesting of options granted under the 2022 Equity Incentive Plan.