SEC Form 4 · accession 0001835458-26-000012
Kiniksa Pharmaceuticals International, plc · KNSA
Statement of changes in beneficial ownership, as filed. Original on EDGAR ↗
Reporting owner
Mark Ragosa
Officer — CHIEF FINANCIAL OFFICER
Period of report
Sep 1, 2026
Accepted (ET)
Sep 3, 2026 · 4:49 pm EDT
Rule 10b5-1 plan
box not checked
Issuer CIK
0001730430
Table I — non-derivative securities
| Security | Date | Code | Shares | Price | A/D | Owned after | D/I | Nature of ownership |
|---|---|---|---|---|---|---|---|---|
| Class A Ordinary ShareF1 | Sep 1, 2026 | M | 2,694 | — | A | 18,848 | D | |
| Class A Ordinary ShareF1 | Sep 1, 2026 | M | 1,750 | — | A | 20,598 | D | |
| Class A Ordinary ShareF1 | Sep 1, 2026 | M | 1,591 | — | A | 22,189 | D | |
| Class A Ordinary ShareF1 | Sep 1, 2026 | M | 3,069 | — | A | 25,258 | D | |
| Class A Ordinary Share | Sep 1, 2026 | F | 4,404 | $79.28 | D | 20,854 | D |
Table II — derivative securities
| Security | Conv. / exercise price | Date | Code | Shares | A/D | Exercisable | Expires | Underlying | Underlying shares | Owned after | D/I |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Restricted Share UnitF1,F2 | — | Sep 1, 2026 | A | 7,800 | A | — | — | Class A Ordinary Share | 7,800 | 7,800 | D |
| Share OptionF3 | $79.28 | Sep 1, 2026 | A | 31,150 | A | — | Aug 31, 2036 | Class A Ordinary Share | 31,150 | 31,150 | D |
| Restricted Share UnitF1,F4,F2 | — | Sep 1, 2026 | M | 3,069 | D | — | — | Class A Ordinary Share | 3,069 | 9,206 | D |
| Restricted Share UnitF1,F5 | — | Sep 1, 2026 | M | 1,591 | D | — | — | Class A Ordinary Share | 1,591 | 3,182 | D |
| Restricted Share UnitF1,F6 | — | Sep 1, 2026 | M | 1,750 | D | — | — | Class A Ordinary Share | 1,750 | 1,750 | D |
| Restricted Share UnitF1,F7 | — | Sep 1, 2026 | M | 2,694 | D | — | — | Class A Ordinary Share | 2,694 | 0 | D |
Explanation of responses
- F1Each Restricted Share Unit (RSU) represents a contingent right to receive one Class A Ordinary Share of the Issuer.
- F2The RSUs vest over a four-year period, with 25% of the RSUs vesting on each yearly anniversary of the grant date September 1, 2026.
- F3The 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, 2026.
- F4The RSUs vest over a four-year period, with 25% of the RSUs vesting on each yearly anniversary of the date of grant, September 1, 2025.
- F5The RSUs vest over a four-year period, with 25% of the RSUs vesting on each yearly anniversary of the grant date September 1, 2024.
- F6The RSUs vest over a four-year period, with 25% of the RSUs vesting on each yearly anniversary of the date of grant, September 1, 2023.
- F7The RSUs vest over a four-year period, with 25% of the RSUs vesting on each yearly anniversary of the date of grant, September 1, 2022.