Kiniksa Pharmaceuticals International, plc (KNSA) Insider Ownership

Historic Insider Ownership Trends

Based on data from the past 90 days ending February 07, 2026, Kiniksa Pharmaceuticals International's three largest insider shareholders are Director Bros. Advisors Lp Baker (2.75Mn shares), Chief Medical Officer John F. Paolini (61.32K shares), Chairman & Ceo Sanj K Patel (60.00K shares).

Top Direct Holders

Insider ownership data is derived from the last 60 months of Form 4 SEC filings.
Holder Position Shares Report Date
Bros. Advisors Lp Baker 2,753,656 08 Jun, 2023
John F. Paolini Chief Medical Officer 61,324 04 Nov, 2025
Sanj K Patel Chairman & Ceo 60,000 14 Nov, 2025
Michael R Megna Chief Accounting Officer 27,046 22 Oct, 2025
Richard S Levy 19,157 04 Feb, 2026
Mark Ragosa Chief Financial Officer 19,086 09 Jan, 2026
Eben Tessari Chief Operating Officer 16,666 17 Dec, 2025
Thomas Malley 12,546 14 Aug, 2025
Kimberly J Popovits 12,546 01 Aug, 2025
Tracey L Mccain 12,546 05 Jun, 2025
Barry D Quart 12,546 04 Feb, 2026
G Bradley Cole 12,546 05 Jun, 2025
Ross Moat Chief Corp. & Comm. Officer 9,415 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.

Recent Insider Transactions

Detailed insider trading activity based on Form 4 SEC filings.
Download Data
Transaction Date Insider Name Security Class Transaction Type Shares Traded Price Shares Remaining Ownership Code
04 Feb, 2026 Barry D Quart Class A Ordinary Share A 2,602 $15.47 15,148 D M
04 Feb, 2026 Barry D Quart Class A Ordinary Share D 2,602 $45.02 12,546 D S
03 Feb, 2026 Barry D Quart Class A Ordinary Share D 12,528 $45.27 12,546 D S
03 Feb, 2026 Barry D Quart Class A Ordinary Share A 12,528 $15.47 25,074 D M
02 Feb, 2026 Barry D Quart Class A Ordinary Share D 830 $45.00 12,546 D S
02 Feb, 2026 Barry D Quart Class A Ordinary Share A 830 $15.47 13,376 D M
01 Feb, 2026 Richard S Levy Class A Ordinary Share A 683 - 19,157 D M
08 Jan, 2026 Mark Ragosa Class A Ordinary Share D 12,000 $41.89 19,086 D S
15 Dec, 2025 Barry D Quart Class A Ordinary Share D 20,129 $41.51 12,546 D S
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 Eben Tessari Class A Ordinary Share D 12,048 $41.56 16,666 D S
15 Dec, 2025 Eben Tessari - - 16,666 D
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 D 42,841 $41.49 31,086 D S
08 Dec, 2025 Mark Ragosa Class A Ordinary Share A 10,512 $10.76 73,927 D M
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 - - 35,184 D