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Kiniksa Pharmaceuticals International, plc (KNSA) XNAS PHARMACEUTICAL PREPARATIONS Net insider selling (90d) Watch KNSA
Latest KNSA Insider Trades
About Kiniksa Pharmaceuticals International, plc (KNSA) Kiniksa Pharmaceuticals International PLC is a clinical-stage biopharmaceutical company focused on discovering, acquiring, developing, and commercializing therapeutic medicines for patients suffering from debilitating cardiovascular diseases. The company's clinical-stage product candidates include Rilonacept, abiprubart, and Vixarelimab. Geographically, the company earns maximum revenue from United States.
Headquarters LONDON
Employees 366
Listed 2018
Exchange XNAS https://www.kiniksa.com SEC filings for KNSA on EDGAR
90-Day SEC Filing Activity Form 4 transaction type Transactions Shares Total value Open-market sale 1 3,673 $299K Grant or award 23 274,070 Option exercise 14 34,394
KNSA Insider Transactions (Form 4) 135 78 Form 4 filings on record, the earliest from Oct 8, 2024, newest first. Filing history page 1 of 3.
Date Insider Transaction Security Shares Price Value Aug 19, 2026 BQ Barry D. Quart - Director Gift Class A Ordinary Share
Recent KNSA Form 8-K Filings 5
Recent KNSA Form 144 Notices of Proposed Sale 3 A Form 144 is notice of an INTENDED sale, not a completed one. It often precedes the Form 4 that reports the trade actually happening.
Filed Filer Relationship Shares Market value Notice Jul 29, 2026 - - - - View on EDGAR Jul 29, 2026 - - -
KNSA Insider Trading - FAQ
What is the latest insider trade for KNSA? Kiniksa Pharmaceuticals International, plc (KNSA) had 12 insider filings in the last 90 days, with the most recent on 2026-08-21. The full record for KNSA runs to 78 Form 4 filings, the earliest from 2024-10-08. InsiderAlpha tracks every Form 4, Form 144, and 8-K filing in real time.
How many insiders are buying KNSA stock? No insider purchases of KNSA were filed in the last 90 days.
How many insiders are selling KNSA stock? 1 insider sale of KNSA was filed in the last 90 days, totaling $299K.
Where can I see KNSA SEC filings (Form 4, 10-K, 10-Q, 8-K)? This page tracks KNSA Form 4 insider transactions, Form 144 sale notices, and 8-K material event disclosures in one timeline. Annual 10-K and quarterly 10-Q reports live on the company's SEC EDGAR page.
How can I follow KNSA insider buys? Create a free InsiderAlpha account and press Watch on this page to add KNSA to your watchlist. A free account also opens the full scored daily plan with every past day and 3 months of price history. No card is required. Sign up at https://insideralpha.ai/register.
More Health Care Companies with Insider Activity Every Form 4 below links to the original document on SEC EDGAR, so the numbers on this page can be checked against the filing they came from.
Related Companies - Recent Insider Activity What is SEC Form 4? The filing insiders must submit within two business days of a trade, and how to read its transaction codes. Track KNSA insider activity as it files Real-time Form 4 alerts, AI-scored daily trade ideas and 10b5-1 plan flags.
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Market cap $6.09B
P/E ratio 78.90
Dividend yield -
Average volume 733.8K
52 week high $82.94
52 week low $33.25
Today's high $79.81
Today's low $77.71
Open $79.60
Volume 427.3K
Previous close $79.80
Shares outstanding 78.02M Market cap
$6.09B
366 employees
KNSA Insider Sentiment - Last 90 Days Share of open-market insider dollar volume that was buying versus selling, from SEC Form 4 filings.
0% Buying 100% Selling
0 insider purchases totaling $0 against 1 sale totaling $299K.
Most-Active KNSA Insiders - Last 90 Days 10 Other acquisition / disposition 2 1,800,000
Dollar totals are shown for open-market purchases and sales only. Grants, option exercises, gifts and tax withholding are reported by share count because they are not trades at a market price.
Aug 1, 2026 RL Richard S. Levy - Director Option exercise Class A Ordinary Share 403 - -
Aug 1, 2026 RL Richard S. Levy - Director Grant or award Restricted Share Units 403 $0.00 -
Aug 1, 2026 RL Richard S. Levy - Director Option exercise Restricted Share Units 403 $0.00 -
Jul 29, 2026 GC G. Bradley Cole - Director Open-market sale Class A Ordinary Share 3,673 $81.43 $299K
Jul 29, 2026 GC G. Bradley Cole - Director Gift Class A Ordinary Share 4,500 $0.00 -
Jul 1, 2026 DM Dhiraj H. Malkani - Officer Grant or award Restricted Share Unit 14,000 $0.00 -
Jul 1, 2026 DM Dhiraj H. Malkani - Officer Grant or award Performance Share Option 2,119 $0.00 -
Jul 1, 2026 DM Dhiraj H. Malkani - Officer Grant or award Performance Share Option 2,188 $0.00 -
Jul 1, 2026 DM Dhiraj H. Malkani - Officer Grant or award Performance Share Unit 1,245 $0.00 -
Jul 1, 2026 DM Dhiraj H. Malkani - Officer Grant or award Performance Share Unit 1,307 $0.00 -
May 29, 2026 BQ Barry D. Quart Option exercise Class A Ordinary Share 2,799 - -
May 29, 2026 BQ Barry D. Quart Grant or award Restricted Share Units 2,026 $0.00 -
May 29, 2026 BQ Barry D. Quart Option exercise Restricted Share Units 2,799 $0.00 -
Jun 1, 2026 SP Sanj K. Patel - Officer Other Class A Ordinary Share 900,000 - -
Jun 1, 2026 SP Sanj K. Patel - Officer Other Class B Ordinary Shares 900,000 $0.00 -
May 29, 2026 TM Thomas Malley Option exercise Class A Ordinary Shares 2,799 - -
May 29, 2026 TM Thomas Malley Grant or award Share Option 12,158 $0.00 -
May 29, 2026 TM Thomas Malley Grant or award Restricted Share Units 2,026 $0.00 -
May 29, 2026 TM Thomas Malley Option exercise Restricted Share Units 2,799 $0.00 -
May 29, 2026 RL Richard S. Levy Grant or award Restricted Share Units 2,026 $0.00 -
May 29, 2026 RL Richard S. Levy Option exercise Restricted Share Units 2,799 $0.00 -
May 29, 2026 GC G. Bradley Cole Grant or award Restricted Share Units 2,026 $0.00 -
May 29, 2026 GC G. Bradley Cole Option exercise Restricted Share Units 2,799 $0.00 -
May 1, 2026 JP John F. Paolini - Officer Option exercise Class A Ordinary Share 58,424 $10.36 $605K
May 1, 2026 JP John F. Paolini - Officer Open-market sale Class A Ordinary Share 37,327 $53.52 $2.00M
May 1, 2026 JP John F. Paolini - Officer Open-market sale Class A Ordinary Share 21,097 $54.04 $1.14M
May 1, 2026 JP John F. Paolini - Officer Option exercise Share Option 58,424 $0.00 -
May 1, 2026 SP Sanj K. Patel - Officer Option exercise Class A Ordinary Share 48,565 $30.93 $1.50M
May 1, 2026 SP Sanj K. Patel - Officer Open-market sale Class A Ordinary Share 48,565 $54.02 $2.62M
May 1, 2026 SP Sanj K. Patel - Officer Option exercise Share Option 48,565 $0.00 -
Apr 28, 2026 SP Sanj K. Patel - Officer Option exercise Class A Ordinary Share 431,904 $10.36 $4.47M
Apr 28, 2026 SP Sanj K. Patel - Officer Option exercise Class A Ordinary Share 51,750 $30.93 $1.60M
Apr 28, 2026 SP Sanj K. Patel - Officer Open-market sale Class A Ordinary Share 74,635 $50.43 $3.76M
Apr 28, 2026 SP Sanj K. Patel - Officer Open-market sale Class A Ordinary Share 113,673 $51.47 $5.85M
Apr 28, 2026 SP Sanj K. Patel - Officer Open-market sale Class A Ordinary Share 243,596 $52.02 $12.67M
Apr 28, 2026 SP Sanj K. Patel - Officer Open-market sale Class A Ordinary Share 51,750 $54.02 $2.80M
Apr 29, 2026 SP Sanj K. Patel - Officer Option exercise Class A Ordinary Share 22,544 $30.93 $697K
Apr 29, 2026 SP Sanj K. Patel - Officer Open-market sale Class A Ordinary Share 22,544 $54.01 $1.22M
Apr 30, 2026 SP Sanj K. Patel - Officer Option exercise Class A Ordinary Share 2,141 $30.93 $66K
Apr 30, 2026 SP Sanj K. Patel - Officer Open-market sale Class A Ordinary Share 2,141 $54.01 $116K
Apr 28, 2026 SP Sanj K. Patel - Officer Option exercise Share Option 431,904 $0.00 -
Apr 28, 2026 SP Sanj K. Patel - Officer Option exercise Share Option 51,750 $0.00 -
Apr 29, 2026 SP Sanj K. Patel - Officer Option exercise Share Option 22,544 $0.00 -
Apr 30, 2026 SP Sanj K. Patel - Officer Option exercise Share Option 2,141 $0.00 -
Apr 28, 2026 BQ Barry D. Quart Option exercise Class A Ordinary Share 13,099 $14.33 $188K
Apr 28, 2026 BQ Barry D. Quart Open-market sale Class A Ordinary Share 13,099 $50.10 $656K
Apr 9, 2026 MM Michael R. Megna - Officer Open-market sale Class A Ordinary Share 6,625 $46.69 $309K
Apr 9, 2026 RM Ross Moat - Officer Open-market sale Class A Ordinary Share 1,703 $46.69 $80K
Apr 7, 2026 ET Eben Tessari - Officer Tax withholding / forfeiture Class A Ordinary Share 846 $48.94 $41K
Apr 7, 2026 ET Eben Tessari - Officer Option exercise Class A Ordinary Share 2,726 - -
Apr 7, 2026 ET Eben Tessari - Officer Option exercise Restricted Share Unit 2,726 $0.00 -
Apr 7, 2026 MR Mark Ragosa - Officer Tax withholding / forfeiture Class A Ordinary Share 1,303 $48.94 $64K
Apr 7, 2026 MR Mark Ragosa - Officer Option exercise Class A Ordinary Share 2,694 - -
Apr 7, 2026 MR Mark Ragosa - Officer Option exercise Restricted Share Unit 2,694 $0.00 -
Apr 7, 2026 SP Sanj K. Patel - Officer Tax withholding / forfeiture Class A Ordinary Share 4,831 $48.94 $236K
Apr 6, 2026 SP Sanj K. Patel - Officer Option exercise Class A Ordinary Share 7,278 $10.36 $75K
Apr 6, 2026 SP Sanj K. Patel - Officer Open-market sale Class A Ordinary Share 7,278 $50.01 $364K
Apr 7, 2026 SP Sanj K. Patel - Officer Option exercise Class A Ordinary Share 9,991 - -
Apr 6, 2026 SP Sanj K. Patel - Officer Option exercise Share Option 7,278 $0.00 -
Apr 7, 2026 SP Sanj K. Patel - Officer Option exercise Restricted Share Unit 9,991 $0.00 -
Apr 7, 2026 JP John F. Paolini - Officer Tax withholding / forfeiture Class A Ordinary Share 1,208 $48.94 $59K
Apr 7, 2026 JP John F. Paolini - Officer Option exercise Class A Ordinary Share 2,497 - -
Apr 7, 2026 JP John F. Paolini - Officer Option exercise Restricted Share Unit 2,497 $0.00 -
Apr 7, 2026 RM Ross Moat - Officer Tax withholding / forfeiture Class A Ordinary Share 774 $48.94 $38K
Apr 6, 2026 RM Ross Moat - Officer Open-market sale Class A Ordinary Share 2,367 $48.58 $115K
Apr 7, 2026 RM Ross Moat - Officer Option exercise Class A Ordinary Share 2,477 - -
Apr 7, 2026 RM Ross Moat - Officer Option exercise Restricted Share Unit 2,477 $0.00 -
Apr 7, 2026 MM Michael R. Megna - Officer Tax withholding / forfeiture Class A Ordinary Share 1,666 $48.94 $82K
Apr 7, 2026 MM Michael R. Megna - Officer Option exercise Class A Ordinary Share 3,932 $1.00 $4K
Apr 7, 2026 MM Michael R. Megna - Officer Option exercise Restricted Share Unit 3,932 $0.00 -
Apr 6, 2026 BQ Barry D. Quart Option exercise Class A Ordinary Share 6,901 $14.33 $99K
Apr 6, 2026 BQ Barry D. Quart Open-market sale Class A Ordinary Share 6,901 $50.00 $345K
Apr 1, 2026 ET Eben Tessari - Officer Tax withholding / forfeiture Class A Ordinary Share 1,756 $48.13 $85K
Apr 1, 2026 ET Eben Tessari - Officer Grant or award Share Option 33,200 $0.00 -
Apr 1, 2026 ET Eben Tessari - Officer Grant or award Restricted Share Unit 8,300 $0.00 -
Apr 1, 2026 ET Eben Tessari - Officer Grant or award Performance Share Unit 16,600 $0.00 -
Jan 15, 2026 ET Eben Tessari - Officer Grant or award Class A Ordinary Share 365 $24.16 $9K
Apr 1, 2026 ET Eben Tessari - Officer Option exercise Class A Ordinary Share 5,975 - -
Apr 1, 2026 ET Eben Tessari - Officer Option exercise Restricted Share Unit 1,773 $0.00 -
Apr 1, 2026 ET Eben Tessari - Officer Option exercise Restricted Share Unit 1,745 $0.00 -
Apr 1, 2026 ET Eben Tessari - Officer Option exercise Restricted Share Unit 2,457 $0.00 -
Apr 1, 2026 MR Mark Ragosa - Officer Tax withholding / forfeiture Class A Ordinary Share 2,510 $48.13 $121K
Apr 1, 2026 MR Mark Ragosa - Officer Option exercise Class A Ordinary Share 5,187 - -
Apr 1, 2026 MR Mark Ragosa - Officer Grant or award Share Option 31,150 $0.00 -
Apr 1, 2026 MR Mark Ragosa - Officer Grant or award Restricted Share Unit 7,800 $0.00 -
Apr 1, 2026 MR Mark Ragosa - Officer Grant or award Performance Share Unit 15,600 $0.00 -
Apr 1, 2026 MR Mark Ragosa - Officer Option exercise Restricted Share Unit 1,750 $0.00 -
Apr 1, 2026 MR Mark Ragosa - Officer Option exercise Restricted Share Unit 1,591 $0.00 -
Apr 1, 2026 MR Mark Ragosa - Officer Option exercise Restricted Share Unit 1,846 $0.00 -
Apr 1, 2026 SP Sanj K. Patel - Officer Tax withholding / forfeiture Class A Ordinary Share 10,313 $48.13 $496K
Apr 1, 2026 SP Sanj K. Patel - Officer Option exercise Class A Ordinary Share 21,327 - -
Apr 1, 2026 SP Sanj K. Patel - Officer Option exercise Restricted Share Unit 6,481 $0.00 -
Apr 1, 2026 SP Sanj K. Patel - Officer Grant or award Share Option 120,150 $0.00 -
Apr 1, 2026 SP Sanj K. Patel - Officer Grant or award Restricted Share Unit 30,050 $0.00 -
Apr 1, 2026 SP Sanj K. Patel - Officer Grant or award Performance Share Unit 60,100 $0.00 -
Apr 1, 2026 SP Sanj K. Patel - Officer Option exercise Restricted Share Unit 6,237 $0.00 -
Apr 1, 2026 SP Sanj K. Patel - Officer Option exercise Restricted Share Unit 8,609 $0.00 -
Apr 1, 2026 JP John F. Paolini - Officer Tax withholding / forfeiture Class A Ordinary Share 2,821 $48.13 $136K
Apr 1, 2026 JP John F. Paolini - Officer Option exercise Class A Ordinary Share 5,831 - -
Apr 1, 2026 JP John F. Paolini - Officer Grant or award Share Option 26,750 $0.00 -
Apr 1, 2026 JP John F. Paolini - Officer Grant or award Restricted Share Unit 6,700 $0.00 -
Apr 1, 2026 JP John F. Paolini - Officer Grant or award Performance Share Unit 13,400 $0.00 -
Apr 1, 2026 JP John F. Paolini - Officer Option exercise Restricted Share Unit 1,624 $0.00 -
Apr 1, 2026 JP John F. Paolini - Officer Option exercise Restricted Share Unit 1,750 $0.00 -
Apr 1, 2026 JP John F. Paolini - Officer Option exercise Restricted Share Unit 2,457 $0.00 -
Apr 1, 2026 RM Ross Moat - Officer Tax withholding / forfeiture Class A Ordinary Share 1,706 $48.13 $82K
Jan 15, 2026 RM Ross Moat - Officer Grant or award Class A Ordinary Share 879 $24.16 $21K
Apr 1, 2026 RM Ross Moat - Officer Option exercise Class A Ordinary Share 5,808 - -
Apr 1, 2026 RM Ross Moat - Officer Grant or award Share Option 36,950 $0.00 -
Apr 1, 2026 RM Ross Moat - Officer Grant or award Restricted Share Unit 9,250 $0.00 -
Apr 1, 2026 RM Ross Moat - Officer Grant or award Performance Share Unit 18,500 $0.00 -
Apr 1, 2026 RM Ross Moat - Officer Option exercise Restricted Share Unit 1,611 $0.00 -
Apr 1, 2026 RM Ross Moat - Officer Option exercise Restricted Share Unit 1,740 $0.00 -
Apr 1, 2026 RM Ross Moat - Officer Option exercise Restricted Share Unit 2,457 $0.00 -
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