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Kiniksa Pharmaceuticals International, plc (KNSA) Stock Price, Key Stats & Insider Trading
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Kiniksa Pharmaceuticals International, plc (KNSA) XNAS PHARMACEUTICAL PREPARATIONS Net insider selling (90d)
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) 81 78 Form 4 filings on record, the earliest from Oct 8, 2024, newest first. Filing history page 3 of 3.
Date Insider Transaction Security Shares Price Value Jul 15, 2025 ET Eben Tessari - Officer Grant or award Class A Ordinary Share 752
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 5, 2025 ET Eben Tessari - Officer Option exercise Class A Ordinary Share 38,928 $10.36 $403K
Aug 5, 2025 ET Eben Tessari - Officer Option exercise Class A Ordinary Share 30,444 $12.97 $395K
Aug 5, 2025 ET Eben Tessari - Officer Option exercise Class A Ordinary Share 32,710 $11.10 $363K
Aug 5, 2025 ET Eben Tessari - Officer Option exercise Class A Ordinary Share 25,896 $11.97 $310K
Aug 5, 2025 ET Eben Tessari - Officer Option exercise Class A Ordinary Share 10,636 $10.76 $114K
Aug 5, 2025 ET Eben Tessari - Officer Open-market sale Class A Ordinary Share 138,064 $33.20 $4.58M
Aug 5, 2025 ET Eben Tessari - Officer Open-market sale Class A Ordinary Share 550 $33.90 $19K
Aug 5, 2025 ET Eben Tessari - Officer Option exercise Share Option 38,928 $0.00 -
Aug 5, 2025 ET Eben Tessari - Officer Option exercise Share Option 30,444 $0.00 -
Aug 5, 2025 ET Eben Tessari - Officer Option exercise Share Option 32,710 $0.00 -
Aug 5, 2025 ET Eben Tessari - Officer Option exercise Share Option 25,896 $0.00 -
Aug 5, 2025 ET Eben Tessari - Officer Option exercise Share Option 10,636 $0.00 -
Aug 6, 2025 JP John F. Paolini - Officer Option exercise Class A Ordinary Share 29,325 $3.80 $111K
Aug 6, 2025 JP John F. Paolini - Officer Open-market sale Class A Ordinary Share 29,325 $32.55 $955K
Aug 6, 2025 JP John F. Paolini - Officer Option exercise Share Option 29,325 $0.00 -
Jul 15, 2025 MM Michael R. Megna - Officer Grant or award Class A Ordinary Share 495 $15.63 $8K
Aug 4, 2025 MM Michael R. Megna - Officer Option exercise Class A Ordinary Share 17,000 $15.52 $264K
Aug 4, 2025 MM Michael R. Megna - Officer Open-market sale Class A Ordinary Share 17,000 $32.35 $550K
Aug 4, 2025 MR Mark Ragosa - Officer Option exercise Class A Ordinary Share 18,889 $22.89 $432K
Aug 4, 2025 MR Mark Ragosa - Officer Open-market sale Class A Ordinary Share 18,889 $32.89 $621K
Aug 4, 2025 MR Mark Ragosa - Officer Option exercise Share Option 18,889 $0.00 -
Jul 14, 2025 ET Eben Tessari - Officer Option exercise Class A Ordinary Share 6,500 $8.83 $57K
Jul 14, 2025 ET Eben Tessari - Officer Open-market sale Class A Ordinary Share 18,900 $28.72 $543K
Jul 14, 2025 ET Eben Tessari - Officer Option exercise Share Option 6,500 $0.00 -
Jul 1, 2025 RL Richard S. Levy Grant or award Restricted Share Units 1,101 $0.00 -
Jul 1, 2025 RL Richard S. Levy Option exercise Restricted Share Units 1,101 $0.00 -
Dec 16, 2024 ET Eben Tessari - Officer Option exercise Class A Ordinary Share 16,017 $1.59 $25K
Dec 16, 2024 ET Eben Tessari - Officer Open-market sale Class A Ordinary Share 23,017 $20.44 $470K
Dec 16, 2024 ET Eben Tessari - Officer Option exercise Share Option 16,017 $0.00 -
Dec 6, 2024 MR Mark Ragosa - Officer Option exercise Class A Ordinary Share 2,406 $10.76 $26K
Dec 6, 2024 MR Mark Ragosa - Officer Open-market sale Class A Ordinary Share 8,969 $21.27 $191K
Dec 9, 2024 MR Mark Ragosa - Officer Option exercise Class A Ordinary Share 18,860 $11.10 $209K
Dec 9, 2024 MR Mark Ragosa - Officer Open-market sale Class A Ordinary Share 18,860 $21.38 $403K
Dec 6, 2024 MR Mark Ragosa - Officer Option exercise Share Option 2,406 $0.00 -
Dec 9, 2024 MR Mark Ragosa - Officer Option exercise Share Option 18,860 $0.00 -
Dec 3, 2024 MR Mark Ragosa - Officer Option exercise Class A Ordinary Share 8,969 $10.76 $97K
Dec 3, 2024 MR Mark Ragosa - Officer Open-market sale Class A Ordinary Share 8,969 $21.45 $192K
Dec 4, 2024 MR Mark Ragosa - Officer Option exercise Class A Ordinary Share 5,024 $10.76 $54K
Dec 4, 2024 MR Mark Ragosa - Officer Open-market sale Class A Ordinary Share 5,024 $21.25 $107K
Dec 5, 2024 MR Mark Ragosa - Officer Option exercise Class A Ordinary Share 1,123 $10.76 $12K
Dec 5, 2024 MR Mark Ragosa - Officer Open-market sale Class A Ordinary Share 1,123 $21.25 $24K
Dec 3, 2024 MR Mark Ragosa - Officer Option exercise Share Option 8,969 $0.00 -
Dec 4, 2024 MR Mark Ragosa - Officer Option exercise Share Option 5,024 $0.00 -
Dec 5, 2024 MR Mark Ragosa - Officer Option exercise Share Option 1,123 $0.00 -
Nov 27, 2024 MM Michael R. Megna - Officer Option exercise Class A Ordinary Share 8,637 $11.10 $96K
Nov 27, 2024 MM Michael R. Megna - Officer Open-market sale Class A Ordinary Share 8,637 $22.45 $194K
Nov 29, 2024 MM Michael R. Megna - Officer Option exercise Class A Ordinary Share 9 $11.10 $100
Nov 29, 2024 MM Michael R. Megna - Officer Open-market sale Class A Ordinary Share 9 $22.45 $202
Nov 18, 2024 ET Eben Tessari - Officer Option exercise Class A Ordinary Share 10,000 $1.59 $16K
Nov 18, 2024 ET Eben Tessari - Officer Open-market sale Class A Ordinary Share 17,000 $21.04 $358K
Nov 18, 2024 ET Eben Tessari - Officer Option exercise Share Option 10,000 $0.00 -
Nov 7, 2024 RL Richard S. Levy Grant or award Restricted Share Units 1,303 $0.00 -
Nov 7, 2024 RL Richard S. Levy Option exercise Restricted Share Units 1,303 $0.00 -
Nov 6, 2024 SP Sanj K. Patel - Officer Option exercise Class A Ordinary Share 89,561 $1.59 $142K
Nov 6, 2024 SP Sanj K. Patel - Officer Open-market sale Class A Ordinary Share 89,561 $23.00 $2.06M
Nov 6, 2024 SP Sanj K. Patel - Officer Option exercise Share Option 89,561 $0.00 -
Oct 15, 2024 ET Eben Tessari - Officer Option exercise Class A Ordinary Share 10,000 $1.59 $16K
Oct 15, 2024 ET Eben Tessari - Officer Open-market sale Class A Ordinary Share 17,000 $26.87 $457K
Oct 15, 2024 ET Eben Tessari - Officer Option exercise Share Option 10,000 $0.00 -
Oct 4, 2024 MM Michael R. Megna - Officer Option exercise Class A Ordinary Share 175 - -
Oct 4, 2024 MM Michael R. Megna - Officer Tax withholding / forfeiture Class A Ordinary Share 82 $24.48 $2K
Oct 4, 2024 MM Michael R. Megna - Officer Option exercise Restricted Share Unit 175 $0.00 -
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