PATEL SANJ K (Chairman & CEO) exercised options at KINIKSA PHARMACEUTICALS INTERNATIONAL, PLC

Option exercise — a mechanical event triggered by vesting or expiry. Not a discretionary conviction trade.

M · 1 exercise

PATEL SANJ K

Filed: 4/3/2026ACC: 0001532218-26-000002

InsiderPATEL SANJ KCIK 1532218

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IssuerKINIKSA PHARMACEUTICALS INTERNATIONAL, PLCCIK 1730430

DirectorOfficer· Chairman & CEO

Since Sep 2018

+199.99K

Net shares

Net buyer

$496.4K

Total sold

Open market trades

0B · 0S

Total transactions

231.63K acquired · 31.64K disposed

Non-Derivative Transactions2

Class A Ordinary Share

Indirect

M · Option Exercise

+21.33K

Price / share

—

Trade value

—

% of position

35.5%

4/1/2026

60K→81.33K

Class A Ordinary Share

Indirect

F · Tax Withholding

−10.31K

Price / share

$48.13

Trade value

$496.36K

% of position

12.7%

4/1/2026

81.33K→71.01K

Total

Net shares

+11.01K

Net value

-$496.36K

Security	Date	Type	Shares	Price / Share	Trade Value	% of Position	Held Before	Held After
Class A Ordinary Share Indirect	4/1/2026	M · Option Exercise	+21.33K	—	—	35.5%	60K	81.33K
Class A Ordinary Share Indirect	4/1/2026	F · Tax Withholding	−10.31K	$48.13	$496.36K	12.7%	81.33K	71.01K
Total			+11.01K		-$496.36K

Derivative Transactions6

Share Option

Direct

A · Award

Converts to

Class A Ordinary Share

120.15K shares

+120.15K

Strike price

48.13

Held after

120.15K

Exercisable

—

4/1/2026

Restricted Share Unit

Direct

A · Award

Converts to

Class A Ordinary Share

30.05K shares

+30.05K

Strike price

Held after

30.05K

Exercisable

—

4/1/2026

Performance Share Unit

Direct

A · Award

Converts to

Class A Ordinary Share

60.10K shares

+60.10K

Strike price

Held after

60.10K

Exercisable

—

4/1/2026

Restricted Share Unit

Direct

M · Option Exercise

Converts to

Class A Ordinary Share

6.48K shares

−6.48K

Strike price

Held after

6.48K

Exercisable

—

4/1/2026

Restricted Share Unit

Direct

M · Option Exercise

Converts to

Class A Ordinary Share

6.24K shares

−6.24K

Strike price

Held after

12.47K

Exercisable

—

4/1/2026

Restricted Share Unit

Direct

M · Option Exercise

Converts to

Class A Ordinary Share

8.61K shares

−8.61K

Strike price

Held after

25.83K

Exercisable

—

4/1/2026

Security	Converts To	Date	Type	Shares	Strike Price	Exercisable	Held After
Share Option Direct	Class A Ordinary Share120.15K shares	4/1/2026	A · Award	+120.15K	48.13	—	120.15K
Restricted Share Unit Direct	Class A Ordinary Share30.05K shares	4/1/2026	A · Award	+30.05K		—	30.05K
Performance Share Unit Direct	Class A Ordinary Share60.10K shares	4/1/2026	A · Award	+60.10K		—	60.10K
Restricted Share Unit Direct	Class A Ordinary Share6.48K shares	4/1/2026	M · Option Exercise	−6.48K		—	6.48K
Restricted Share Unit Direct	Class A Ordinary Share6.24K shares	4/1/2026	M · Option Exercise	−6.24K		—	12.47K
Restricted Share Unit Direct	Class A Ordinary Share8.61K shares	4/1/2026	M · Option Exercise	−8.61K		—	25.83K

Non-Derivative Holdings (Post-Transaction)2

Class A Common Share

Indirect

Shares owned109.80K

Class A Ordinary Share

Indirect

Shares owned51.79K

Total

161.59K indirect161.59K

Security Title	Shares Owned	Ownership Type
Class A Common Share	109.80K	Indirect
Class A Ordinary Share	51.79K	Indirect
Total	161.59K	161.59K indirect

Derivative Holdings (Post-Transaction)0

No derivative holdings reported