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Kiniksa Pharmaceuticals International, plc

KNSA
Exchange
Nasdaq
Industry
Pharmaceutical Preparations
SEC CIK
0001730430

In the last 90 days, Kiniksa Pharmaceuticals International, plc insiders filed 0 open-market purchases and 2 sales; 267 institutions reported holding it in 13F filings for Q2 2026, worth $2.99B in total; no superinvestor holds it.

Open-market trades, last 90 days

Open-market purchases (P) and sales (S) by Kiniksa Pharmaceuticals International, plc insiders, counted by Form 4 filing. Trades with a flagged price and duplicate filings are left out.

Open-market buys
0 filings
Open-market sells
2 filings
2 insiders, $668.5K in total
Insiders trading
2
Net value
−$668.5K
Purchases minus sales

Insider roster

Directors, officers and 10% owners who have filed a Form 4 for Kiniksa Pharmaceuticals International, plc, current and former, most recent filer first. Last reported holding is the position after the last non-derivative trade in their latest filing.

Insider roster for Kiniksa Pharmaceuticals International, plc
NameTitleLast reported holdingLast filingFilings, past year
Ragosa MarkCHIEF FINANCIAL OFFICER20,854Sep 3, 20269
Patel Sanj KCHAIRMAN & CEO92,348IndirectSep 3, 20269
Paolini John F.CHIEF MEDICAL OFFICER69,922Sep 3, 20266
Moat RossCHIEF OPERATING OFFICER16,307Sep 3, 20264
Megna Michael RCHIEF ACCOUNTING OFFICER29,062Sep 3, 20266
Quart Barry DDirector12,745Aug 21, 20267
Levy Richard SDirector22,359Aug 4, 20263
Cole G BradleyDirector7,172Jul 31, 20262
Malkani Dhiraj HCHIEF STRATEGY OFFICER–Jul 6, 20261
Baker JulianDirector2,744,894IndirectJun 2, 20261
Baker FelixDirector2,744,894IndirectJun 2, 20261
Baker Bros. Advisors LPDirector2,744,894IndirectJun 2, 20261
Baker Brothers Life Sciences LPDirector2,744,894IndirectJun 2, 20261
667, L.P.Director2,744,894IndirectJun 2, 20261
Baker Bros. Advisors (GP) LLCDirector2,744,894IndirectJun 2, 20261
Popovits Kimberly JDirector15,345Jun 2, 20261
Malley ThomasDirector15,345Jun 2, 20261
McCain Tracey LDirector15,345Jun 2, 20261
Tessari EbenCHIEF STRATEGY OFFICER23,130Apr 8, 20267
Pano ArianChief Clinical Dev. Officer–Sep 7, 20210

Insider trades

Each row adds up one type of transaction in one Form 4 filing. Only open-market purchases (P) and sales (S) are shown by default; use the filters to see grants, option exercises and other codes.

Insider trades
Filed (ET)Trade dateFiling delayInsiderTransactionSharesAvg priceValueHolding changeFlags
Sep 3, 2026 (view filing)4:40 PM ETSep 3Same dayMegna Michael RCHIEF ACCOUNTING OFFICERSSaleClass A Ordinary Share−4.60K$80.30−$369.4K−13.7%29.1K after10b5-1
Jul 31, 2026 (view filing)4:34 PM ETJul 292 daysCole G BradleyDirectorSSaleClass A Ordinary Share−3.67K$81.43−$299.1K−23.9%11.7K after
May 5, 2026 (view filing)May 14 daysPaolini John F.CHIEF MEDICAL OFFICERSSaleClass A Ordinary Share−58.4K$53.71−$3.14M−47.1%65.6K after2 lots10b5-1
May 1, 2026 (view filing)May 1Same dayPatel Sanj KCHAIRMAN & CEOSSaleClass A Ordinary Share−48.6K$54.02−$2.62M−100.0%0 after10b5-1
Apr 30, 2026 (view filing)Apr 28-302 daysPatel Sanj KCHAIRMAN & CEOSSaleClass A Ordinary Share−508.3K$51.96−$26.4M−100.0%0 after6 lots10b5-1
Apr 29, 2026 (view filing)Apr 281 dayQuart Barry DDirectorSSaleClass A Ordinary Share−13.1K$50.10−$656.3K−51.1%12.5K after10b5-1
Apr 13, 2026 (view filing)Apr 94 daysMoat RossCHIEF OPERATING OFFICERSSaleClass A Ordinary Share−1.70K$46.69−$79.5K−12.4%12.0K after10b5-1
Apr 13, 2026 (view filing)Apr 94 daysMegna Michael RCHIEF ACCOUNTING OFFICERSSaleClass A Ordinary Share−6.63K$46.69−$309.3K−19.5%27.4K after10b5-1
Apr 8, 2026 (view filing)Apr 62 daysMoat RossCHIEF OPERATING OFFICERSSaleClass A Ordinary Share−2.37K$48.58−$115.0K−16.4%12.0K after10b5-1
Apr 8, 2026 (view filing)Apr 62 daysPatel Sanj KCHAIRMAN & CEOSSaleClass A Ordinary Share−7.28K$50.01−$364.0K−100.0%0 after10b5-1
Apr 8, 2026 (view filing)Apr 62 daysQuart Barry DDirectorSSaleClass A Ordinary Share−6.90K$50.00−$345.1K−35.5%12.5K after10b5-1
Mar 11, 2026 (view filing)Mar 92 daysRagosa MarkCHIEF FINANCIAL OFFICERSSaleClass A Ordinary Share−36.7K$45.92−$1.69M−75.2%12.1K after2 lots10b5-1
Mar 4, 2026 (view filing)Mar 22 daysPaolini John F.CHIEF MEDICAL OFFICERSSaleClass A Ordinary Share−40.0K$44.82−$1.79M−39.5%61.3K after3 lots10b5-1
Feb 12, 2026 (view filing)Feb 10-122 daysQuart Barry DDirectorSSaleClass A Ordinary Share−2.80K$45.00−$126.0K−18.2%12.5K after2 lots10b5-1
Feb 11, 2026 (view filing)Feb 92 daysRagosa MarkCHIEF FINANCIAL OFFICERSSaleClass A Ordinary Share−17.8K$43.28−$772.3K−59.6%12.1K after2 lots10b5-1
Feb 4, 2026 (view filing)Feb 2-42 daysQuart Barry DDirectorSSaleClass A Ordinary Share−16.0K$45.22−$721.6K−56.0%12.5K after3 lots10b5-1
Jan 9, 2026 (view filing)Jan 81 dayRagosa MarkCHIEF FINANCIAL OFFICERSSaleClass A Ordinary Share−12.0K$41.89−$502.7K−38.6%19.1K after10b5-1
Dec 17, 2025 (view filing)Dec 152 daysTessari EbenCHIEF OPERATING OFFICERSSaleClass A Ordinary Share−12.0K$41.56−$500.7K−42.0%16.7K after10b5-1
Dec 17, 2025 (view filing)Dec 152 daysQuart Barry DDirectorSSaleClass A Ordinary Share−20.1K$41.51−$835.6K−61.6%12.5K after10b5-1
Dec 10, 2025 (view filing)Dec 82 daysRagosa MarkCHIEF FINANCIAL OFFICERSSaleClass A Ordinary Share−42.8K$41.49−$1.78M−58.0%31.1K after10b5-1
Dec 1, 2025 (view filing)Nov 265 daysTessari EbenCHIEF OPERATING OFFICERSSaleClass A Ordinary Share−200$42.89−$8.58K−0.9%22.7K after10b5-1
Nov 19, 2025 (view filing)Nov 172 daysTessari EbenCHIEF OPERATING OFFICERSSaleClass A Ordinary Share−12.5K$41.24−$514.2K−35.4%22.7K after2 lots10b5-1
Nov 14, 2025 (view filing)Nov 122 daysRagosa MarkCHIEF FINANCIAL OFFICERSSaleClass A Ordinary Share−19.9K$40.94−$814.7K−39.0%31.1K after10b5-1
Nov 4, 2025 (view filing)Oct 314 daysPaolini John F.CHIEF MEDICAL OFFICERSSaleClass A Ordinary Share−82.5K$37.14−$3.07M−57.4%61.3K after10b5-1
Oct 30, 2025 (view filing)Oct 282 daysRagosa MarkCHIEF FINANCIAL OFFICERSSaleClass A Ordinary Share−100$41.00−$4.10K−0.3%31.1K after10b5-1
Oct 22, 2025 (view filing)Oct 20-222 daysPatel Sanj KCHAIRMAN & CEOSSaleClass A Ordinary Share−258.0K$38.86−$10.0M−69.8%111.8K after4 lots10b5-1
Oct 22, 2025 (view filing)Oct 202 daysMegna Michael RCHIEF ACCOUNTING OFFICERSSaleClass A Ordinary Share−50.5K$38.87−$1.96M−65.1%27.0K after2 lots10b5-1
Oct 16, 2025 (view filing)Oct 142 daysTessari EbenCHIEF OPERATING OFFICERSSaleClass A Ordinary Share−12.4K$37.67−$465.8K−30.1%28.7K after2 lots10b5-1
Oct 1, 2025 (view filing)Sep 292 daysTessari EbenCHIEF OPERATING OFFICERSSaleClass A Ordinary Share−42.0K$38.33−$1.61M−54.9%34.6K after10b5-1
Sep 17, 2025 (view filing)Sep 152 daysTessari EbenCHIEF OPERATING OFFICERSSaleClass A Ordinary Share−16.4K$36.46−$598.0K−32.2%34.6K after2 lots10b5-1
Sep 8, 2025 (view filing)Sep 4-54 daysTessari EbenCHIEF OPERATING OFFICERSSaleClass A Ordinary Share−98.7K$35.54−$3.51M−68.9%44.5K after2 lots10b5-1
Sep 8, 2025 (view filing)Sep 44 daysMoat RossCHIEF CORP. & COMM. OFFICERSSaleClass A Ordinary Share−3.52K$35.31−$124.4K−27.2%9.41K after10b5-1
Sep 3, 2025 (view filing)Sep 3Same dayTessari EbenCHIEF OPERATING OFFICERSSaleClass A Ordinary Share−15.1K$35.50−$535.7K−25.3%44.5K after10b5-1
Sep 3, 2025 (view filing)Sep 3Same dayMegna Michael RCHIEF ACCOUNTING OFFICERSSaleClass A Ordinary Share−11.0K$34.84−$383.2K−22.4%38.0K after10b5-1
Aug 20, 2025 (view filing)Aug 182 daysTessari EbenCHIEF OPERATING OFFICERSSaleClass A Ordinary Share−16.2K$33.77−$547.1K−28.7%40.2K after2 lots10b5-1
Aug 14, 2025 (view filing)Aug 12-142 daysMalley ThomasDirectorSSaleClass A Ordinary Shares−177.8K$32.96−$5.86M−93.4%12.5K after3 lots
Aug 8, 2025 (view filing)Aug 62 daysPaolini John F.CHIEF MEDICAL OFFICERSSaleClass A Ordinary Share−29.3K$32.55−$954.5K−33.8%57.4K after10b5-1
Aug 7, 2025 (view filing)Aug 52 daysTessari EbenCHIEF OPERATING OFFICERSSaleClass A Ordinary Share−138.6K$33.20−$4.60M−73.5%49.9K after2 lots10b5-1
Aug 6, 2025 (view filing)Aug 42 daysRagosa MarkCHIEF FINANCIAL OFFICERSSaleClass A Ordinary Share−18.9K$32.89−$621.3K−41.2%27.0K after10b5-1
Aug 6, 2025 (view filing)Aug 42 daysMegna Michael RCHIEF ACCOUNTING OFFICERSSaleClass A Ordinary Share−17.0K$32.35−$550.0K−34.0%33.0K after10b5-1
Jul 16, 2025 (view filing)Jul 142 daysTessari EbenCHIEF OPERATING OFFICERSSaleClass A Ordinary Share−18.9K$28.72−$542.8K−27.8%49.2K after10b5-1
Jun 18, 2025 (view filing)Jun 162 daysTessari EbenCHIEF OPERATING OFFICERSSaleClass A Ordinary Share−17.3K$28.28−$489.2K−21.9%61.6K after10b5-1
Jun 11, 2025 (view filing)Jun 9-112 daysQuart Barry DDirectorSSaleClass A Ordinary Share−27.4K$30.35−$833.0K−68.6%12.5K after3 lots
Jun 11, 2025 (view filing)Jun 9-112 daysTessari EbenCHIEF OPERATING OFFICERSSaleClass A Ordinary Share−70.9K$30.48−$2.16M−49.5%72.4K after3 lots10b5-1
Jun 5, 2025 (view filing)Jun 32 daysMegna Michael RCHIEF ACCOUNTING OFFICERSSaleClass A Ordinary Share−15.2K$28.75−$437.3K−31.9%32.5K after10b5-1
Jun 5, 2025 (view filing)Jun 32 daysMoat RossCHIEF COMMERCIAL OFFICERSSaleClass A Ordinary Share−27.6K$29.02−$800.8K−74.6%9.41K after10b5-1
Jun 5, 2025 (view filing)Jun 32 daysRagosa MarkCHIEF FINANCIAL OFFICERSSaleClass A Ordinary Share−18.3K$28.80−$527.0K−40.4%27.0K after10b5-1
May 28, 2025 (view filing)May 23-285 daysPatel Sanj KCHAIRMAN & CEOSSaleClass A Ordinary Share−86.3K$27.24−$2.35M−47.2%96.7K after3 lots10b5-1
May 22, 2025 (view filing)May 202 daysPatel Sanj KCHAIRMAN & CEOSSaleClass A Ordinary Share−2.35K$27.02−$63.5K−2.4%96.7K after10b5-1
May 21, 2025 (view filing)May 192 daysTessari EbenCHIEF OPERATING OFFICERSSaleClass A Ordinary Share−12.0K$26.41−$316.9K−14.2%72.4K after10b5-1