Form 4 for KNSA Kiniksa Pharmaceuticals International, plc
Accepted 2026-04-03 16:41:18 ET · period of report 2026-01-15 · accession 0001867899-26-000002 · SEC index · Original document
Summary rows
Aggregated the way they appear in lists: one row per insider, transaction code and security table.
| X | Filed | Traded | Ticker | Insider | Title | Type | Price | Qty | Owned | ΔOwn | Value |
|---|---|---|---|---|---|---|---|---|---|---|---|
| D | 2026-04-03 16:41 | 2026-01-15 | KNSA | Tessari Eben | Chief STRATEGY Off | A - Grant | $24.16 | +365 | 17.0K | +2% | +$8,818 |
| D | 2026-04-03 16:41 | 2026-04-01 | KNSA | Tessari Eben | Chief STRATEGY Off | M - OptEx | — | +5,975 | 23.0K | +35% | — |
| D | 2026-04-03 16:41 | 2026-04-01 | KNSA | Tessari Eben | Chief STRATEGY Off | F - Tax | $48.13 | -1,756 | 21.2K | -8% | -$84.5K |
| DM | 2026-04-03 16:41 | 2026-04-01 | KNSA | Tessari Eben | Chief STRATEGY Off | A - Grant | $0.00 | +58.1K | 16.6K | New | $0 |
| DM | 2026-04-03 16:41 | 2026-04-01 | KNSA | Tessari Eben | Chief STRATEGY Off | M - OptEx | $0.00 | -5,975 | 7,371 | -45% | $0 |
Purchase Sale Sale after option exercise All abbreviations
Every reported transaction
| # | Table | Security | Date | Code | A/D | Shares | Price | Owned after | Own | Exercise / expiry | Underlying | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Common | Class A Ordinary Share | 2026-01-15 | A | A | 365 | $24.16 | 17,031 | D | — | — | (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 July 16, 2025 to January 15, 2026. The acquisition of these shares was exempt pursuant to Rule 16b-3(e). |
| 2 | Common | Class A Ordinary Share | 2026-04-01 | M | A | 5,975 | — | 23,006 | D | — | — | (F2) Each Restricted Share Unit (RSU) represents a contingent right to receive one Class A Ordinary Share of the Issuer. |
| 3 | Common | Class A Ordinary Share | 2026-04-01 | F | D | 1,756 | $48.13 | 21,250 | D | — | — | |
| 4 | Derivative | Share Option | 2026-04-01 | A | A | 33,200 | $0.00 | 33,200 | D | $48.13 · — to 2036-03-31 | 33,200 Class A Ordinary Share | (F3) 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 April1, 2026. |
| 5 | Derivative | Restricted Share Unit | 2026-04-01 | A | A | 8,300 | $0.00 | 8,300 | D | — · — to — | 8,300 Class A Ordinary Share | (F2) Each Restricted Share Unit (RSU) represents a contingent right to receive one Class A Ordinary Share of the Issuer. (F4) The RSUs vest over a four-year period, with 25% of the RSUs vesting on the vesting commencement date of April 1, 2026, and each yearly anniversary thereafter. (F4) The RSUs vest over a four-year period, with 25% of the RSUs vesting on the vesting commencement date of April 1, 2026, and each yearly anniversary thereafter. |
| 6 | Derivative | Performance Share Unit | 2026-04-01 | A | A | 16,600 | $0.00 | 16,600 | D | — · — to — | 16,600 Class A Ordinary Share | (F5) Each Performance Share Unit (PSU) represents a contingent right to receive a number of Class A Ordinary Shares of the Issuer based upon the achievement of certain pre-established performance criteria, as certified by the Issuer's Compensation Committee. (F6) Unless earlier forfeited, each PSU vests and converts into not more than 200% of one Class A Ordinary Share of the Issuer no later than January 30, 2028, unless such date falls on a non-business date, in which case the next business date shall apply. (F6) Unless earlier forfeited, each PSU vests and converts into not more than 200% of one Class A Ordinary Share of the Issuer no later than January 30, 2028, unless such date falls on a non-business date, in which case the next business date shall apply. |
| 7 | Derivative | Restricted Share Unit | 2026-04-01 | M | D | 1,773 | $0.00 | 1,772 | D | — · — to — | 1,773 Class A Ordinary Share | (F2) Each Restricted Share Unit (RSU) represents a contingent right to receive one Class A Ordinary Share of the Issuer. (F7) The RSUs vest over a four-year period, with 25% of the RSUs vesting on each yearly anniversary of the date of the grant, April 1, 2023. (F7) The RSUs vest over a four-year period, with 25% of the RSUs vesting on each yearly anniversary of the date of the grant, April 1, 2023. |
| 8 | Derivative | Restricted Share Unit | 2026-04-01 | M | D | 1,745 | $0.00 | 3,490 | D | — · — to — | 1,745 Class A Ordinary Share | (F2) Each Restricted Share Unit (RSU) represents a contingent right to receive one Class A Ordinary Share of the Issuer. (F8) The RSUs vest over a four-year period, with 25% of the RSUs vesting on each yearly anniversary of the date of the grant, April 1, 2024. (F8) The RSUs vest over a four-year period, with 25% of the RSUs vesting on each yearly anniversary of the date of the grant, April 1, 2024. |
| 9 | Derivative | Restricted Share Unit | 2026-04-01 | M | D | 2,457 | $0.00 | 7,371 | D | — · — to — | 2,457 Class A Ordinary Share | (F2) Each Restricted Share Unit (RSU) represents a contingent right to receive one Class A Ordinary Share of the Issuer. (F9) The RSUs vest over a four-year period, with 25% of the RSUs vesting on each yearly anniversary of the date of the grant, April 1, 2025. (F9) The RSUs vest over a four-year period, with 25% of the RSUs vesting on each yearly anniversary of the date of the grant, April 1, 2025. |