18 insiders reported 381 Form 4 transactions for Kiniksa Pharmaceuticals International, plc (KNSA) over the past 18 months (most recent 2026-08-21). Recent activity: Quart Barry D (Director) Sell 2,600 shares, Levy Richard S (Director) Buy 403 shares, Cole G Bradley (Director) Sell 3,673 shares, Cole G Bradley (Director) Sell 4,500 shares, Malley Thomas (Director) Buy 2,799 shares. Source: SEC Form 4.
| Date | Insider | Title | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-08-21 | Quart Barry D | Director | Sell | 2,600 | $0 |
| 2026-08-04 | Levy Richard S | Director | Buy | 403 | $0 |
| 2026-07-31 | Cole G Bradley | Director | Sell | 3,673 | $299,092 |
| 2026-07-31 | Cole G Bradley | Director | Sell | 4,500 | $0 |
| 2026-06-02 | Malley Thomas | Director | Buy | 2,799 | $0 |
| 2026-06-02 | McCain Tracey L | Director | Buy | 2,799 | $0 |
| 2026-06-02 | BAKER FELIX | Director | Buy | 6,078 | $0 |
| 2026-06-02 | BAKER BROS. ADVISORS LP | Director | Buy | 6,078 | $0 |
| 2026-06-02 | Popovits Kimberly J | Director | Buy | 2,799 | $0 |
| 2026-06-02 | Cole G Bradley | Director | Buy | 2,799 | $0 |
| 2026-06-02 | BAKER JULIAN | Director | Buy | 6,078 | $0 |
| 2026-06-02 | Quart Barry D | Director | Buy | 2,799 | $0 |
| 2026-06-02 | Baker Brothers Life Sciences LP | Director | Buy | 6,078 | $0 |
| 2026-06-02 | Levy Richard S | Director | Buy | 2,799 | $0 |
| 2026-06-02 | Patel Sanj K | CHAIRMAN & CEO | Buy | 900,000 | $0 |
| 2026-06-02 | 667, L.P. | Director | Buy | 6,078 | $0 |
| 2026-06-02 | Baker Bros. Advisors (GP) LLC | Director | Buy | 6,078 | $0 |
| 2026-06-02 | BAKER FELIX | Director | Buy | 6,078 | $0 |
| 2026-06-02 | BAKER BROS. ADVISORS LP | Director | Buy | 6,078 | $0 |
| 2026-06-02 | 667, L.P. | Director | Buy | 6,078 | $0 |
| 2026-06-02 | Baker Bros. Advisors (GP) LLC | Director | Buy | 6,078 | $0 |
| 2026-06-02 | BAKER JULIAN | Director | Buy | 6,078 | $0 |
| 2026-06-02 | Baker Brothers Life Sciences LP | Director | Buy | 6,078 | $0 |
| 2026-05-05 | Paolini John F. | CHIEF MEDICAL OFFICER | Sell | 37,327 | $2.0M |
| 2026-05-05 | Paolini John F. | CHIEF MEDICAL OFFICER | Buy | 58,424 | $605,273 |
Source: SEC Form 4 filings · as of 2026-08-21