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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, Q3 2024

Institutional positions in Kiniksa Pharmaceuticals International, plc as of Sep 30, 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
176
+44 vs. Q2 2024
Shares held
39.7M
+8.92M (+29.0%) vs. Q2 2024
Total value
$991.2M
+$417.5M (+72.8%) vs. Q2 2024
New holders
60
56 more added
Sold out
16
42 more reduced

1 institution that held it in Q2 2024 haven't filed for Q3 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q2 2024: 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 holdersQ3 2024: 176 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 heldQ3 2024: $991.2M
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, Q3 2024

Shares, value and share of portfolio for each institution holding Kiniksa Pharmaceuticals International, plc; share changes are against Q2 2024.

Institutions holding KNSA in Q3 2024
InstitutionSharesValue% of portfolioChange in sharesAction
BlackRock, Inc.3,817,256$95.4M0.00%+3,817,256New
Vanguard Group Inc3,298,256$82.4M0.00%+3,298,256New
Fairmount Funds Management LLC3,204,841$80.1M6.49%00.0%Unchanged
Braidwell LP2,894,513$72.3M2.05%+836,210+40.6%Added
Baker Bros. Advisors LP2,818,323$70.4M0.73%00.0%Unchanged
Rubric Capital Management LP2,419,103$60.5M0.99%00.0%Unchanged
HHLR Advisors, Ltd.SuperinvestorHHLR Advisors (Hillhouse)1,582,635$39.6M0.87%−1,561,921−49.7%Reduced
Pictet Asset Management Holding SA1,207,749$30.2M0.03%−95,967−7.4%Reduced
Morgan Stanley1,025,471$25.6M0.00%−960,015−48.4%Reduced
Parkman Healthcare Partners LLC755,244$18.9M2.41%+108,102+16.7%Added
Dimensional Fund Advisors LP742,307$18.6M0.00%+78,267+11.8%Added
Nuveen Asset Management, LLC741,251$18.5M0.01%−25,160−3.3%Reduced
Driehaus Capital Management LLC730,943$18.3M0.16%+115,107+18.7%Added
State Street Corp704,712$17.6M0.00%−713,235−50.3%Reduced
FMR LLC696,810$17.4M0.00%+694,928+36,925.0%Added
Rice Hall James & Associates, LLC649,630$16.2M0.88%+49,000+8.2%Added
Tang Capital Management LLC628,609$15.7M1.12%+3,300+0.5%Added
ArrowMark Colorado Holdings LLC531,286$13.3M0.17%−77,582−12.7%Reduced
Millennium Management LLC516,526$12.9M0.01%−105,422−17.0%Reduced
Goldman Sachs Group Inc508,373$12.7M0.00%+508,373New
Granahan Investment Management Inc507,369$12.7M0.50%−61,366−10.8%Reduced
Geode Capital Management, LLC482,976$12.1M0.00%−365,918−43.1%Reduced
ADAR1 Capital Management, LLC436,668$10.9M1.83%+322,359+282.0%Added
Qube Research & Technologies Ltd388,356$9.71M0.02%+388,356New
Jane Street Group, LLC345,092$8.62M0.01%+315,456+1,064.4%Added
Connor, Clark & Lunn Investment Management Ltd.324,064$8.10M0.04%+92,985+40.2%Added
D. E. Shaw & Co., Inc.320,997$8.02M0.01%+151,349+89.2%Added
Soleus Capital Management, L.P.302,500$7.56M0.63%+102,500+51.2%Added
Northern Trust Corp255,206$6.38M0.00%−37,727−12.9%Reduced
Peregrine Capital Management LLC239,682$5.99M0.18%+526+0.2%Added
Bank of America Corp211,118$5.28M0.00%−3,729−1.7%Reduced
Oberweis Asset Management Inc201,000$5.02M0.26%+201,000New
Essex Investment Management Co LLC200,516$5.01M0.87%+717+0.4%Added
JPMorgan Chase & Co199,973$5.00M0.00%+199,973New
Citadel Advisors LLC198,413$4.96M0.01%+143,593+261.9%Added
Hennion & Walsh Asset Management, Inc.195,852$4.89M0.23%+13,886+7.6%Added
BNP Paribas Arbitrage, SA192,926$4.82M0.00%+105,924+121.7%Added
Voloridge Investment Management, LLC189,986$4.75M0.02%+164,200+636.8%Added
Nordea Investment Management AB186,626$4.71M0.01%+186,626New
AQR Capital Management LLC184,169$4.60M0.01%+58,174+46.2%Added
Ameriprise Financial Inc175,321$4.38M0.00%+175,321New
Castleark Management LLC167,200$4.18M0.17%+167,200New
Arrowstreet Capital, Limited Partnership161,643$4.04M0.00%+21,582+15.4%Added
Trexquant Investment LP155,192$3.88M0.05%−46,523−23.1%Reduced
Prudential Financial Inc118,720$2.97M0.00%−22,780−16.1%Reduced
Linden Thomas Advisory Services, LLC117,710$2.94M0.40%−592−0.5%Reduced
State of Wisconsin Investment Board114,756$2.87M0.01%−33,109−22.4%Reduced
Acadian Asset Management LLC106,219$2.65M0.01%+48,989+85.6%Added
Los Angeles Capital Management LLC100,001$2.50M0.01%+20,801+26.3%Added
Harbor Capital Advisors, Inc.97,543$2.44M0.11%+97,543New
Bank of New York Mellon Corp91,669$2.29M0.00%−23,474−20.4%Reduced
Algert Global LLC91,159$2.28M0.06%+72,556+390.0%Added
Marshall Wace, LLP90,571$2.26M0.00%+90,571New
Hudson Bay Capital Management LP90,000$2.25M0.02%−165,000−64.7%Reduced
Charles Schwab Investment Management Inc89,626$2.24M0.00%−2,782−3.0%Reduced
Schonfeld Strategic Advisors LLC89,300$2.23M0.02%+909+1.0%Added
Hussman Strategic Advisors, Inc.84,000$2.10M0.52%−63,000−42.9%Reduced
Jefferies Financial Group Inc.80,600$2.01M0.03%+80,600New
Deutsche Bank AG80,314$2.01M0.00%+80,314New
Swiss National Bank78,600$1.96M0.00%00.0%Unchanged
UBS Oconnor LLC75,169$1.88M0.05%−38,826−34.1%Reduced
HighVista Strategies LLC74,639$1.87M0.64%−14,049−15.8%Reduced
Knights of Columbus Asset Advisors LLC72,756$1.82M0.12%−93,516−56.2%Reduced
Franklin Resources Inc67,533$1.80M0.00%+1,100+1.7%Added
Jackson Creek Investment Advisors LLC70,296$1.76M0.52%+16,000+29.5%Added
Legato Capital Management LLC67,105$1.68M0.21%+187+0.3%Added
Massachusetts Financial Services Co66,816$1.67M0.00%−1,618−2.4%Reduced
Susquehanna International Group, LLP66,567$1.66M0.00%+55,957+527.4%Added
Barclays PLC64,629$1.62M0.00%+29,790+85.5%Added
Lion Point Capital, LP61,400$1.53M6.16%−43,291−41.4%Reduced
Rhumbline Advisers59,864$1.50M0.00%+3,798+6.8%Added
Allspring Global Investments Holdings, LLC57,627$1.44M0.00%−7,316−11.3%Reduced
Invesco Ltd.55,488$1.39M0.00%+55,488New
Principal Financial Group Inc52,851$1.32M0.00%−14,100−21.1%Reduced
Ami Asset Management Corp51,262$1.28M0.07%+51,262New
UBS Group AG49,507$1.24M0.00%+49,507New
Martingale Asset Management L P48,460$1.21M0.03%+3,083+6.8%Added
Wellington Management Group LLP47,717$1.19M0.00%+47,717New
Jump Financial, LLC45,607$1.14M0.02%+34,444+308.6%Added
Legal & General Group Plc45,404$1.13M0.00%+1,502+3.4%Added
SEI Investments Co44,538$1.11M0.00%+5,562+14.3%Added
UBS Asset Management Americas Inc44,229$1.11M0.00%+44,229New
American Century Companies Inc41,870$1.05M0.00%+12,644+43.3%Added
Alliancebernstein L.P.39,560$988.6K0.00%+39,560New
Nebula Research & Development LLC39,004$974.7K0.12%+23,934+158.8%Added
California State Teachers Retirement System38,034$950.5K0.00%−355−0.9%Reduced
PDT Partners, LLC37,242$930.7K0.08%+37,242New
Woodline Partners LP34,029$850.4K0.01%+34,029New
Options Solutions, LLC33,824$845.3K0.41%+11,949+54.6%Added
Cerity Partners LLC33,384$834.3K0.00%+33,384New
Citigroup Inc31,696$792.1K0.00%+23,802+301.5%Added
M&T Bank Corp30,735$768.2K0.00%−5,654−15.5%Reduced
Birchview Capital, LP30,000$749.7K0.65%00.0%Unchanged
Danske Bank A/S28,590$714.5K0.00%+27,667+2,997.5%Added
Globeflex Capital L P27,940$698.2K0.07%+21,150+311.5%Added
XTX Topco Ltd27,302$682.3K0.05%+10,474+62.2%Added
Segall Bryant & Hamill, LLC27,026$675.4K0.01%+27,026New
STRS Ohio26,900$672.2K0.00%−3,700−12.1%Reduced
Verition Fund Management LLC26,784$669.3K0.00%+26,784New
Fisher Asset Management, LLC26,124$652.8K0.00%−4,101−13.6%Reduced