Kiniksa Pharmaceuticals International, plc Insider Trading Activity

Accepted by SEC EDGAR 08/07/2025 - 04:40 PM EDT Learn about SEC filing dates

Insider Trade Summary

Exercise and Sale: 138,614 shares ($3.02M approx. pre-tax spread)

Exercise and Sale 13 txns

Insider Tessari Eben

Role CHIEF OPERATING OFFICER

Sold 138,614 shs ($4.60M)

Approx. gross sale proceeds $4.60M

Approx. exercise cost $1.59M

Approx. pre-tax spread $3.02M

Type	Security	Shares	Price	Value
Exercise	Share Option	38,928	$0.00	$0.00
Exercise	Share Option	30,444	$0.00	$0.00
Exercise	Share Option	32,710	$0.00	$0.00
Exercise	Share Option	25,896	$0.00	$0.00
Exercise	Share Option	10,636	$0.00	$0.00
Exercise	Class A Ordinary Share	38,928	$10.36	$403K
Exercise	Class A Ordinary Share	30,444	$12.97	$395K
Exercise	Class A Ordinary Share	32,710	$11.10	$363K
Exercise	Class A Ordinary Share	25,896	$11.97	$310K
Exercise	Class A Ordinary Share	10,636	$10.76	$114K
Sale	Class A Ordinary Share	138,064	$33.20	$4.58M
Sale	Class A Ordinary Share	550	$33.90	$19K
Grant/Award	Class A Ordinary Share	752	$15.63	$12K

Holdings After Transaction: Share Option — 120,836 contracts (Direct); Class A Ordinary Share — 49,915 shares (Direct)

Footnotes (9)

1. F1. The reporting person is voluntarily reporting the acquisition of these shares pursuant to the Issuer's 2018 Employee Share Purchase Plan for the purchase period of January 16, 2025 to July 15, 2025. The acquisition of these shares was exempt pursuant to Rule 16B-3(e).
2. F2. This transaction was effected pursuant to a 10b5-1 plan executed by the reporting person on April 29, 2024.
3. F3. This transaction was executed in multiple trades through a broker-dealer at prices ranging between $32.83 and $33.82. The price reported in this column reflects a weighted average sales price. Upon request, the reporting person will provide to the SEC staff full information regarding the number of Shares sold at each price.
4. F4. This transaction was executed in multiple trades through a broker-dealer at prices ranging between $33.83 and $33.98. The price reported in this column reflects a weighted average sales price. Upon request, the reporting person will provide to the SEC staff full information regarding the number of Shares sold at each price.
5. F5. The option is fully vested and exercisable.
6. F6. The option vests and becomes exercisable as to 25% of the total grant on the first anniversary of the vesting commencement date and vests in 36 equal monthly installments thereafter. The vesting commencement date is September 2, 2021.
7. F7. The option vests and becomes exercisable as to 25% of the total grant on the first anniversary of the vesting commencement date and vests in 36 equal monthly installments thereafter. The vesting commencement date is April 7, 2022.
8. F8. The option vests and becomes exercisable as to 25% of the total grant on the first anniversary of the vesting commencement date and vests in 36 equal monthly installments thereafter. The vesting commencement date is September 1, 2022.
9. F9. The option vests and becomes exercisable as to 25% of the total grant on the first anniversary of the vesting commencement date and vests in 36 equal monthly installments thereafter. The vesting commencement date is April 1, 2023.

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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

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

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

X

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^*

Tessari Eben

(Last) (First) (Middle)

23 OLD BOND STREET, THIRD FLOOR

(Street)

LONDON X0 W1S 4PZ

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
Kiniksa Pharmaceuticals International, plc [ KNSA ]

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

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

3. Date of Earliest Transaction (Month/Day/Year)
07/15/2025

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
Class A Ordinary Share	07/15/2025		A(1)		752	A	$15.63	49,915	D
Class A Ordinary Share	08/05/2025		M(2)		38,928	A	$10.36	88,843	D
Class A Ordinary Share	08/05/2025		M(2)		30,444	A	$12.97	119,287	D
Class A Ordinary Share	08/05/2025		M(2)		32,710	A	$11.1	151,997	D
Class A Ordinary Share	08/05/2025		M(2)		25,896	A	$11.97	177,893	D
Class A Ordinary Share	08/05/2025		M(2)		10,636	A	$10.76	188,529	D
Class A Ordinary Share	08/05/2025		S(2)		138,064	D	$33.2(3)	50,465	D
Class A Ordinary Share	08/05/2025		S(2)		550	D	$33.9(4)	49,915	D

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
Share Option	$10.36	08/05/2025		M(2)			38,928	(5)	02/29/2028	Class A Ordinary Share	38,928	$0	0	D
Share Option	$12.97	08/05/2025		M(2)			30,444	(6)	09/01/2031	Class A Ordinary Share	30,444	$0	16,694	D
Share Option	$11.1	08/05/2025		M(2)			32,710	(7)	04/06/2032	Class A Ordinary Share	32,710	$0	32,710	D
Share Option	$11.97	08/05/2025		M(2)			25,896	(8)	08/31/2032	Class A Ordinary Share	25,896	$0	39,524	D
Share Option	$10.76	08/05/2025		M(2)			10,636	(9)	03/31/2033	Class A Ordinary Share	10,636	$0	31,908	D

Explanation of Responses:

1. The reporting person is voluntarily reporting the acquisition of these shares pursuant to the Issuer's 2018 Employee Share Purchase Plan for the purchase period of January 16, 2025 to July 15, 2025. The acquisition of these shares was exempt pursuant to Rule 16B-3(e).

2. This transaction was effected pursuant to a 10b5-1 plan executed by the reporting person on April 29, 2024.

3. This transaction was executed in multiple trades through a broker-dealer at prices ranging between $32.83 and $33.82. The price reported in this column reflects a weighted average sales price. Upon request, the reporting person will provide to the SEC staff full information regarding the number of Shares sold at each price.

4. This transaction was executed in multiple trades through a broker-dealer at prices ranging between $33.83 and $33.98. The price reported in this column reflects a weighted average sales price. Upon request, the reporting person will provide to the SEC staff full information regarding the number of Shares sold at each price.

5. The option is fully vested and exercisable.

6. The option vests and becomes exercisable as to 25% of the total grant on the first anniversary of the vesting commencement date and vests in 36 equal monthly installments thereafter. The vesting commencement date is September 2, 2021.

7. The option vests and becomes exercisable as to 25% of the total grant on the first anniversary of the vesting commencement date and vests in 36 equal monthly installments thereafter. The vesting commencement date is April 7, 2022.

8. The option vests and becomes exercisable as to 25% of the total grant on the first anniversary of the vesting commencement date and vests in 36 equal monthly installments thereafter. The vesting commencement date is September 1, 2022.

9. The option vests and becomes exercisable as to 25% of the total grant on the first anniversary of the vesting commencement date and vests in 36 equal monthly installments thereafter. The vesting commencement date is April 1, 2023.

	/s/ Madelyn Zeylikman, Attorney-in-Fact	08/07/2025
	** 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).
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