As of June 06, 2026, Kiniksa Pharmaceuticals International's top three insider holders are Bros. Advisors Lp Baker (Director, 2.74Mn shares), Bros. Advisors Lp Baker (Director, 2.73Mn shares), Eben Tessari (Chief Operating Officer, 126.02K shares).
| Holder | Position | Shares (Direct) | Shares (Indirect) | Report Date |
|---|---|---|---|---|
| Bros. Advisors Lp Baker | - | 0 | 2,738,816 | 05 Jun, 2025 |
| Kimberly J Popovits | - | 12,546 | 0 | 01 Aug, 2025 |
| G Bradley Cole | - | 12,546 | 0 | 05 Jun, 2025 |
| Barry D Quart | - | 12,546 | 0 | 08 Apr, 2026 |
| Thomas Malley | - | 12,546 | 0 | 14 Aug, 2025 |
| Richard S Levy | - | 19,157 | 0 | 04 Feb, 2026 |
| Michael R Megna | Chief Accounting Officer | 27,418 | 0 | 13 Apr, 2026 |
| Sanj K Patel | Chairman Ceo | 0 | 76,174 | 08 Apr, 2026 |
| Tracey L Mccain | - | 12,546 | 0 | 05 Jun, 2025 |
| John F. Paolini | Chief Medical Officer | 65,623 | 0 | 08 Apr, 2026 |
| Mark Ragosa | Chief Financial Officer | 19,253 | 0 | 30 Apr, 2024 |
| Ross Moat | Chief Commercial Officer | 16,276 | 0 | 08 Apr, 2024 |
| Eben Tessari | Chief Operating Officer | 126,024 | 0 | 08 Apr, 2024 |
* Please note that the shares above only reflect shares from the fund portfolio and the institutional portfolio. Shares from the personal portfolio are excluded from this Institutional Ownership Page. See these insiders' latest transactions here on Insider Page.
| Transaction Date | Insider Name | Security Class | Transaction Type | Shares Traded | Price | Shares Remaining | Ownership | Code |
|---|---|---|---|---|---|---|---|---|
| 09 Apr, 2026 | Ross Moat | Class A Ordinary Share | D | 1,703 | $46.69 | 12,029 | D | S |
| 09 Apr, 2026 | Michael R Megna | Class A Ordinary Share | D | 6,625 | $46.69 | 27,418 | D | S |
| 07 Apr, 2026 | Michael R Megna | Class A Ordinary Share | A | 3,932 | $1.00 | 35,709 | D | M |
| 07 Apr, 2026 | Eben Tessari | Class A Ordinary Share | A | 2,726 | - | 23,976 | D | M |
| 06 Apr, 2026 | Barry D Quart | Class A Ordinary Share | A | 6,901 | $14.33 | 19,447 | D | M |
| 07 Apr, 2026 | John F. Paolini | Class A Ordinary Share | A | 2,497 | - | 66,831 | D | M |
| 07 Apr, 2026 | Mark Ragosa | Class A Ordinary Share | A | 2,694 | - | 17,457 | D | M |
| 06 Apr, 2026 | Ross Moat | Class A Ordinary Share | D | 2,367 | $48.58 | 12,029 | D | S |
| 06 Apr, 2026 | Sanj K Patel | Class A Ordinary Share | A | 7,278 | $10.36 | 7,278 | D | M |
| 07 Apr, 2026 | Ross Moat | Class A Ordinary Share | A | 2,477 | - | 14,506 | D | M |
| 07 Apr, 2026 | Mark Ragosa | Class A Ordinary Share | D | 1,303 | $48.94 | 16,154 | D | F |
| 07 Apr, 2026 | John F. Paolini | Class A Ordinary Share | D | 1,208 | $48.94 | 65,623 | D | F |
| 06 Apr, 2026 | Barry D Quart | Class A Ordinary Share | D | 6,901 | $50.00 | 12,546 | D | S |
| 06 Apr, 2026 | Sanj K Patel | Class A Ordinary Share | D | 7,278 | $50.01 | 0 | D | S |
| 07 Apr, 2026 | Michael R Megna | Class A Ordinary Share | D | 1,666 | $48.94 | 34,043 | D | F |
| 07 Apr, 2026 | Eben Tessari | Class A Ordinary Share | D | 846 | $48.94 | 23,130 | D | F |
| 07 Apr, 2026 | John F. Paolini | Restricted Share Unit | D | 2,497 | $0.00 | 0 | D | M |
| 07 Apr, 2026 | Mark Ragosa | Restricted Share Unit | D | 2,694 | $0.00 | 0 | D | M |
| 07 Apr, 2026 | Eben Tessari | Restricted Share Unit | D | 2,726 | $0.00 | 0 | D | M |
| 06 Apr, 2026 | Barry D Quart | Share Option | D | 6,901 | $0.00 | 26,336 | D | M |