As of March 23, 2026, the three largest insider holders of KNSA are Bros. Advisors Lp Baker (Director, 2.74Mn shares), John F. Paolini (Chief Medical Officer, 61.32K shares), Sanj K Patel (Chairman Ceo, 60.00K shares).
| Holder | Position | Shares (Direct) | Shares (Indirect) | Report Date |
|---|---|---|---|---|
| Bros. Advisors Lp Baker | 0 | 2,738,816 | 05 Jun, 2025 | |
| John F. Paolini | Chief Medical Officer | 61,324 | 0 | 04 Mar, 2026 |
| Sanj K Patel | Chairman Ceo | 0 | 60,000 | 14 Nov, 2025 |
| Michael R Megna | Chief Accounting Officer | 27,046 | 0 | 22 Oct, 2025 |
| Richard S Levy | 19,157 | 0 | 04 Feb, 2026 | |
| Eben Tessari | Chief Operating Officer | 16,666 | 0 | 17 Dec, 2025 |
| Tracey L Mccain | 12,546 | 0 | 05 Jun, 2025 | |
| Barry D Quart | 12,546 | 0 | 12 Feb, 2026 | |
| Thomas Malley | 12,546 | 0 | 14 Aug, 2025 | |
| Kimberly J Popovits | 12,546 | 0 | 01 Aug, 2025 | |
| Mark Ragosa | Chief Financial Officer | 12,086 | 0 | 11 Mar, 2026 |
| Ross Moat | Chief Corp. Comm. Officer | 9,415 | 0 | 08 Sep, 2025 |
* 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 Mar, 2026 | Mark Ragosa | Class A Ordinary Share | A | 2,036 | $22.89 | 14,122 | D | M |
| 09 Mar, 2026 | Mark Ragosa | Class A Ordinary Share | A | 10,513 | $17.76 | 24,635 | D | M |
| 09 Mar, 2026 | Mark Ragosa | Class A Ordinary Share | A | 13,813 | $18.06 | 38,448 | D | M |
| 09 Mar, 2026 | Mark Ragosa | Class A Ordinary Share | A | 10,360 | $26.74 | 48,808 | D | M |
| 09 Mar, 2026 | Mark Ragosa | Class A Ordinary Share | D | 17,981 | $45.58 | 30,827 | D | S |
| 09 Mar, 2026 | Mark Ragosa | Class A Ordinary Share | D | 18,741 | $46.24 | 12,086 | D | S |
| 09 Mar, 2026 | Mark Ragosa | Share Option | D | 2,036 | $0.00 | 0 | D | M |
| 09 Mar, 2026 | Mark Ragosa | Share Option | D | 10,513 | $0.00 | 18,396 | D | M |
| 09 Mar, 2026 | Mark Ragosa | Share Option | D | 13,813 | $0.00 | 19,337 | D | M |
| 09 Mar, 2026 | Mark Ragosa | Share Option | D | 10,360 | $0.00 | 22,790 | D | M |
| 02 Mar, 2026 | John F. Paolini | Class A Ordinary Share | A | 40,000 | $10.36 | 101,324 | D | M |
| 02 Mar, 2026 | John F. Paolini | Class A Ordinary Share | D | 12,063 | $44.20 | 89,261 | D | S |
| 02 Mar, 2026 | John F. Paolini | Class A Ordinary Share | D | 22,223 | $44.88 | 67,038 | D | S |
| 02 Mar, 2026 | John F. Paolini | Class A Ordinary Share | D | 5,714 | $45.92 | 61,324 | D | S |
| 02 Mar, 2026 | John F. Paolini | Share Option | D | 40,000 | $0.00 | 58,424 | D | M |
| 10 Feb, 2026 | Barry D Quart | Class A Ordinary Share | A | 110 | $15.47 | 12,656 | D | M |
| 10 Feb, 2026 | Barry D Quart | Class A Ordinary Share | D | 110 | $45.00 | 12,546 | D | S |
| 12 Feb, 2026 | Barry D Quart | Class A Ordinary Share | A | 2,690 | $15.47 | 15,236 | D | M |
| 12 Feb, 2026 | Barry D Quart | Class A Ordinary Share | D | 2,690 | $45.00 | 12,546 | D | S |
| 10 Feb, 2026 | Barry D Quart | Share Option | D | 110 | $0.00 | 2,690 | D | M |