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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.

13F holders, Q1 2024

Institutional positions in Kiniksa Pharmaceuticals International, plc as of Mar 31, 2024. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works

Institutional holders
154
+13 vs. Q4 2023
Shares held
38.9M
+4.75M (+13.9%) vs. Q4 2023
Total value
$768.1M
+$168.4M (+28.1%) vs. Q4 2023
New holders
33
51 more added
Sold out
20
49 more reduced

1 institution that held it in Q4 2023 haven't filed for Q1 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q4 2023: new holders, sold out and not filed yet

Holders and value by quarter

Institutions reporting KNSA on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.

Institutional holdersQ1 2024: 154 institutions
Q1 2021: 105 institutionsQ2 2021: 102 institutionsQ3 2021: 101 institutionsQ4 2021: 103 institutionsQ1 2022: 96 institutionsQ2 2022: 92 institutionsQ3 2022: 104 institutionsQ4 2022: 125 institutionsQ1 2023: 132 institutionsQ2 2023: 127 institutionsQ3 2023: 134 institutionsQ4 2023: 142 institutionsQ1 2024: 154 institutionsQ2 2024: 133 institutionsQ3 2024: 176 institutionsQ4 2024: 160 institutionsQ1 2025: 176 institutionsQ2 2025: 189 institutionsQ3 2025: 204 institutionsQ4 2025: 224 institutionsQ1 2026: 228 institutionsQ2 2026: 267 institutions
Value heldQ1 2024: $768.1M
Q1 2021: $537.6MQ2 2021: $402.0MQ3 2021: $332.0MQ4 2021: $346.4MQ1 2022: $306.0MQ2 2022: $290.5MQ3 2022: $383.2MQ4 2022: $450.0MQ1 2023: $339.6MQ2 2023: $447.7MQ3 2023: $605.8MQ4 2023: $600.4MQ1 2024: $768.1MQ2 2024: $659.4MQ3 2024: $991.2MQ4 2024: $773.1MQ1 2025: $889.4MQ2 2025: $1.10BQ3 2025: $1.59BQ4 2025: $1.77BQ1 2026: $2.18BQ2 2026: $2.99B
Institutions holding KNSA and their total value by quarter
QuarterHoldersValue
Q2 2026267$2.99B
Q1 2026228$2.18B
Q4 2025224$1.77B
Q3 2025204$1.59B
Q2 2025189$1.10B
Q1 2025176$889.4M
Q4 2024160$773.1M
Q3 2024176$991.2M
Q2 2024133$659.4M
Q1 2024154$768.1M
Q4 2023142$600.4M
Q3 2023134$605.8M
Q2 2023127$447.7M
Q1 2023132$339.6M
Q4 2022125$450.0M
Q3 2022104$383.2M
Q2 202292$290.5M
Q1 202296$306.0M
Q4 2021103$346.4M
Q3 2021101$332.0M
Q2 2021102$402.0M
Q1 2021105$537.6M

Institutions, Q1 2024

Shares, value and share of portfolio for each institution holding Kiniksa Pharmaceuticals International, plc; share changes are against Q4 2023.

Institutions holding KNSA in Q1 2024
InstitutionSharesValue% of portfolioChange in sharesAction
HighVista Strategies LLC88,688$1.75M0.62%00.0%Unchanged
Deutsche Bank AG91,744$1.81M0.00%+385+0.4%Added
UBS Oconnor LLC94,495$1.86M0.05%−6,227−6.2%Reduced
Cubist Systematic Strategies, LLC102,997$2.03M0.02%+67,081+186.8%Added
UBS Group AG104,762$2.07M0.00%+19,346+22.6%Added
Citadel Advisors LLC105,290$2.08M0.00%−109,406−51.0%Reduced
Bank of New York Mellon Corp112,580$2.22M0.00%−20,973−15.7%Reduced
Linden Thomas Advisory Services, LLC116,381$2.30M0.37%+1,831+1.6%Added
Ameriprise Financial Inc117,231$2.31M0.00%−48,054−29.1%Reduced
Hennion & Walsh Asset Management, Inc.124,878$2.46M0.13%+28,237+29.2%Added
Nordea Investment Management AB126,742$2.49M0.00%+126,742New
Qube Research & Technologies Ltd128,821$2.54M0.00%+34,322+36.3%Added
Lion Point Capital, LP130,691$2.58M4.93%00.0%Unchanged
Susquehanna International Group, LLP131,223$2.59M0.00%+95,330+265.6%Added
State of Wisconsin Investment Board137,647$2.72M0.01%+56,570+69.8%Added
Los Angeles Capital Management LLC139,850$2.76M0.01%−7,332−5.0%Reduced
Rafferty Asset Management, LLC140,863$2.78M0.01%+45,008+47.0%Added
Hudson Bay Capital Management LP151,000$2.98M0.03%−64,000−29.8%Reduced
Prudential Financial Inc156,210$3.08M0.00%−13,800−8.1%Reduced
Hussman Strategic Advisors, Inc.157,500$3.11M0.72%+157,500New
AQR Capital Management LLC159,323$3.14M0.01%−68,722−30.1%Reduced
Knights of Columbus Asset Advisors LLC162,283$3.20M0.23%+162,283New
Acadian Asset Management LLC164,568$3.24M0.01%+103,120+167.8%Added
Essex Investment Management Co LLC172,740$3.41M0.67%+850+0.5%Added
Arrowstreet Capital, Limited Partnership185,813$3.67M0.00%+109,061+142.1%Added
Citigroup Inc191,020$3.77M0.00%+144,662+312.1%Added
Bank of America Corp212,505$4.19M0.00%+161,962+320.4%Added
Schonfeld Strategic Advisors LLC216,908$4.28M0.03%−9,543−4.2%Reduced
D. E. Shaw & Co., Inc.221,853$4.38M0.01%−82,752−27.2%Reduced
Peregrine Capital Management LLC236,045$4.66M0.13%+236,045New
Millennium Management LLC239,409$4.72M0.00%−188,926−44.1%Reduced
Connor, Clark & Lunn Investment Management Ltd.261,698$5.16M0.02%+2,415+0.9%Added
Northern Trust Corp290,644$5.73M0.00%−9,480−3.2%Reduced
Altitude Crest Partners Inc.400,441$7.90M3.38%−55,600−12.2%Reduced
Tang Capital Management LLC500,000$9.87M1.03%−100,000−16.7%Reduced
Dimensional Fund Advisors LP506,299$9.99M0.00%+156,546+44.8%Added
Rice Hall James & Associates, LLC618,798$12.2M0.70%−17,231−2.7%Reduced
Driehaus Capital Management LLC622,540$12.3M0.12%−39,175−5.9%Reduced
Parkman Healthcare Partners LLC646,163$12.7M1.56%+30,470+4.9%Added
Granahan Investment Management Inc648,087$12.8M0.45%−74,301−10.3%Reduced
ArrowMark Colorado Holdings LLC666,976$13.2M0.15%−47,903−6.7%Reduced
Geode Capital Management, LLC725,511$14.3M0.00%+25,898+3.7%Added
Goldman Sachs Group Inc760,107$15.0M0.00%−149,105−16.4%Reduced
Nuveen Asset Management, LLC831,099$16.4M0.00%+420,075+102.2%Added
Morgan Stanley1,270,613$25.1M0.00%−324,866−20.4%Reduced
Braidwell LP1,392,716$27.5M0.89%+1,392,716New
Pictet Asset Management Holding SA1,460,633$28.8M0.03%−110,183−7.0%Reduced
State Street Corp1,888,544$37.3M0.00%+342,448+22.1%Added
Rubric Capital Management LP2,196,009$43.3M1.28%−711,492−24.5%Reduced
Baker Bros. Advisors LP2,809,577$55.4M0.70%00.0%Unchanged
Vanguard Group Inc2,981,894$58.8M0.00%+16,595+0.6%Added
HHLR Advisors, Ltd.SuperinvestorHHLR Advisors (Hillhouse)3,135,735$61.9M1.34%+3,135,735New
Fairmount Funds Management LLC3,204,841$63.2M6.89%+321,620+11.2%Added
BlackRock Inc.4,193,907$82.7M0.00%+1,013,319+31.9%Added
GMT Capital Corp0$00.00%−341,553−100.0%Sold out
Walleye Capital LLC0$00.00%−327,332−100.0%Sold out
Healthcare of Ontario Pension Plan Trust Fund0$00.00%−227,500−100.0%Sold out
StemPoint Capital LP0$00.00%−183,102−100.0%Sold out
Logos Global Management LP0$00.00%−150,000−100.0%Sold out
ExodusPoint Capital Management, LP0$00.00%−83,572−100.0%Sold out
HRT Financial LP0$00.00%−74,866−100.0%Sold out
Ensign Peak Advisors, Inc0$00.00%−66,443−100.0%Sold out
Advisory Research Inc0$00.00%−65,450−100.0%Sold out
Opaleye Management Inc.0$00.00%−37,500−100.0%Sold out
Point72 Middle East FZE0$00.00%−24,218−100.0%Sold out
Walleye Trading LLC0$00.00%−21,424−100.0%Sold out
Envestnet Asset Management Inc0$00.00%−14,509−100.0%Sold out
Fox Run Management, L.L.C.0$00.00%−12,546−100.0%Sold out
Y-Intercept (Hong Kong) Ltd0$00.00%−12,180−100.0%Sold out
Dynamic Technology Lab Private Ltd0$00.00%−12,160−100.0%Sold out
State of Wyoming0$00.00%−2,342−100.0%Sold out
EntryPoint Capital, LLC0$00.00%−1,743−100.0%Sold out
Newbridge Financial Services Group, Inc.0$00.00%−300−100.0%Sold out
Planned Solutions, Inc.0$00.00%−200−100.0%Sold out
Putnam Investments LLC––––Not filed