Form 4 for KNSA Kiniksa Pharmaceuticals International, plc
Accepted 2026-09-03 16:40:17 ET · period of report 2026-07-15 · accession 0001464583-26-000008 · 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| DT | 2026-09-03 16:40 | 2026-07-15 | KNSA | Megna Michael R | CAO | A - Grant | $33.50 | +279 | 27.7K | +1% | +$9,346 |
| DMT | 2026-09-03 16:40 | 2026-09-01 | KNSA | Megna Michael R | CAO | M - OptEx | — | +11.5K | 39.2K | +42% | — |
| DT | 2026-09-03 16:40 | 2026-09-01 | KNSA | Megna Michael R | CAO | F - Tax | $79.28 | -5,531 | 33.7K | -14% | -$438.5K |
| DT | 2026-09-03 16:40 | 2026-09-03 | KNSA | Megna Michael R | CAO | S - Sale+OE | $80.30 | -4,600 | 29.1K | -14% | -$369.4K |
| DMT | 2026-09-03 16:40 | 2026-09-01 | KNSA | Megna Michael R | CAO | A - Grant | $0.00 | +18.2K | 14.6K | New | $0 |
| DMT | 2026-09-03 16:40 | 2026-09-01 | KNSA | Megna Michael R | CAO | M - OptEx | $0.00 | -11.5K | 0 | -100% | $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 | 2026-07-15 | A | A | 279 | $33.50 | 27,697 | 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 January 16, 2026 to July 15, 2026. The acquisition of these shares was exempt pursuant to Rule 16b-3(e). |
| 2 | Common | Class A Ordinary Share | 2026-09-01 | M | A | 3,932 | — | 31,629 | 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 | 2026-09-01 | M | A | 2,558 | — | 34,187 | D | — | — | (F2) Each Restricted Share Unit (RSU) represents a contingent right to receive one Class A Ordinary Share of the Issuer. |
| 4 | Common | Class A Ordinary Share | 2026-09-01 | M | A | 2,362 | — | 36,549 | D | — | — | (F2) Each Restricted Share Unit (RSU) represents a contingent right to receive one Class A Ordinary Share of the Issuer. |
| 5 | Common | Class A Ordinary Share | 2026-09-01 | M | A | 2,644 | — | 39,193 | D | — | — | (F2) Each Restricted Share Unit (RSU) represents a contingent right to receive one Class A Ordinary Share of the Issuer. |
| 6 | Common | Class A Ordinary Share | 2026-09-01 | F | D | 5,531 | $79.28 | 33,662 | D | — | — | |
| 7 | Common | Class A Ordinary Share | 2026-09-03 | S | D | 4,600 | $80.30 | 29,062 | D | — | — | (F3) This transaction was effected pursuant to a 10b5-1 plan executed by the reporting person on May 24, 2025. |
| 8 | Derivative | Restricted Share Unit | 2026-09-01 | A | A | 3,650 | $0.00 | 3,650 | D | — · — to — | 3,650 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 each yearly anniversary of the date of grant, September 1, 2026. (F4) The RSUs vest over a four-year period, with 25% of the RSUs vesting on each yearly anniversary of the date of grant, September 1, 2026. |
| 9 | Derivative | Share Option | 2026-09-01 | A | A | 14,600 | $0.00 | 14,600 | D | $79.28 · — to 2036-08-31 | 14,600 Class A Ordinary Share | (F5) 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, 2026. |
| 10 | Derivative | Restricted Share Unit | 2026-09-01 | M | D | 2,644 | $0.00 | 7,931 | D | — · — to — | 2,644 Class A Ordinary Share | (F2) Each Restricted Share Unit (RSU) represents a contingent right to receive one Class A Ordinary Share of the Issuer. (F6) The 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. (F6) The 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. |
| 11 | Derivative | Restricted Share Unit | 2026-09-01 | M | D | 2,362 | $0.00 | 4,725 | D | — · — to — | 2,362 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 grant date, September 1, 2024. (F7) The RSUs vest over a four-year period, with 25% of the RSUs vesting on each yearly anniversary of the grant date, September 1, 2024. |
| 12 | Derivative | Restricted Share Unit | 2026-09-01 | M | D | 2,558 | $0.00 | 2,557 | D | — · — to — | 2,558 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 grant, September 1, 2023. (F8) The 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. |
| 13 | Derivative | Restricted Share Unit | 2026-09-01 | M | D | 3,932 | $0.00 | 0 | D | — · — to — | 3,932 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 grant, September 1, 2022. (F9) The 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. |