Based on data from the past 90 days ending January 02, 2026, Kiniksa Pharmaceuticals International's three largest insider shareholders are Chief Medical Officer John F. Paolini (61.32K shares), Chairman & Ceo Sanj K Patel (60.00K shares), Chief Financial Officer Mark Ragosa (31.09K shares).
| Holder | Position | Shares | Report Date |
|---|---|---|---|
| Bros. Advisors Lp Baker | 2,753,656 | 08 Jun, 2023 | |
| Thomas W. Beetham | Evp & Chief Legal Officer | 297,523 | 05 Feb, 2021 |
| John F. Paolini | Chief Medical Officer | 61,324 | 04 Nov, 2025 |
| Sanj K Patel | Chairman & Ceo | 60,000 | 14 Nov, 2025 |
| Mark Ragosa | Chief Financial Officer | 31,086 | 10 Dec, 2025 |
| Michael R Megna | Chief Accounting Officer | 27,046 | 22 Oct, 2025 |
| Richard S Levy | 18,474 | 03 Jul, 2025 | |
| Eben Tessari | Chief Operating Officer | 16,666 | 17 Dec, 2025 |
| Kimberly J Popovits | 12,546 | 01 Aug, 2025 | |
| G Bradley Cole | 12,546 | 05 Jun, 2025 | |
| Barry D Quart | 12,546 | 17 Dec, 2025 | |
| Tracey L Mccain | 12,546 | 05 Jun, 2025 | |
| Thomas Malley | 12,546 | 14 Aug, 2025 | |
| Ross Moat | Chief Corp. & Comm. Officer | 9,415 | 08 Sep, 2025 |
| Qasim Rizvi | Chief Commercial Officer | 5,176 | 05 Jan, 2021 |
* 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 |
|---|---|---|---|---|---|---|---|---|
| 15 Dec, 2025 | Barry D Quart | Class A Ordinary Share | A | 20,129 | $10.36 | 32,675 | D | M |
| 15 Dec, 2025 | Eben Tessari | Class A Ordinary Share | A | 6,000 | $8.83 | 28,714 | D | M |
| 15 Dec, 2025 | Barry D Quart | Class A Ordinary Share | D | 20,129 | $41.51 | 12,546 | D | S |
| 15 Dec, 2025 | Eben Tessari | Class A Ordinary Share | D | 12,048 | $41.56 | 16,666 | D | S |
| 08 Dec, 2025 | Mark Ragosa | Class A Ordinary Share | A | 16,164 | $11.10 | 47,250 | D | M |
| 08 Dec, 2025 | Mark Ragosa | Class A Ordinary Share | A | 16,165 | $11.97 | 63,415 | D | M |
| 08 Dec, 2025 | Mark Ragosa | Class A Ordinary Share | A | 10,512 | $10.76 | 73,927 | D | M |
| 08 Dec, 2025 | Mark Ragosa | Class A Ordinary Share | D | 42,841 | $41.49 | 31,086 | D | S |
| 26 Nov, 2025 | Eben Tessari | Class A Ordinary Share | A | 200 | $22.89 | 22,914 | D | M |
| 26 Nov, 2025 | Eben Tessari | Class A Ordinary Share | D | 200 | $42.89 | 22,714 | D | S |
| 17 Nov, 2025 | Eben Tessari | Class A Ordinary Share | A | 6,500 | $8.83 | 35,184 | D | M |
| 17 Nov, 2025 | Eben Tessari | Class A Ordinary Share | D | 645 | $40.08 | 34,539 | D | S |
| 17 Nov, 2025 | Eben Tessari | Class A Ordinary Share | D | 11,825 | $41.30 | 22,714 | D | S |
| 12 Nov, 2025 | Mark Ragosa | Class A Ordinary Share | A | 19,900 | $30.93 | 50,986 | D | M |
| 12 Nov, 2025 | Sanj K Patel | Class A Ordinary Share | D | 111,794 | $0.00 | 0 | D | G |
| 12 Nov, 2025 | Sanj K Patel | Class A Ordinary Share | A | 111,794 | $0.00 | 111,794 | I | G |
| 12 Nov, 2025 | Mark Ragosa | Class A Ordinary Share | D | 19,900 | $40.94 | 31,086 | D | S |
| 13 Nov, 2025 | Sanj K Patel | Class A Ordinary Share | D | 60,000 | $0.00 | 51,794 | I | G |
| 13 Nov, 2025 | Sanj K Patel | Class A Ordinary Share | A | 60,000 | $0.00 | 60,000 | I | G |
| 31 Oct, 2025 | John F. Paolini | Class A Ordinary Share | A | 36,542 | $3.80 | 97,866 | D | M |