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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, Q2 2023

Institutional positions in Kiniksa Pharmaceuticals International, plc as of Jun 30, 2023. 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
127
−5 vs. Q1 2023
Shares held
31.8M
−16.9K (−0.1%) vs. Q1 2023
Total value
$447.7M
+$108.1M (+31.8%) vs. Q1 2023
New holders
18
49 more added
Sold out
23
43 more reduced

Compare with Q1 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 holdersQ2 2023: 127 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 heldQ2 2023: $447.7M
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, Q2 2023

Shares, value and share of portfolio for each institution holding Kiniksa Pharmaceuticals International, plc; share changes are against Q1 2023.

Institutions holding KNSA in Q2 2023
InstitutionSharesValue% of portfolioChange in sharesAction
Rubric Capital Management LP3,378,164$47.6M2.04%+602,528+21.7%Added
BlackRock Inc.3,160,424$44.5M0.00%−225,736−6.7%Reduced
Vanguard Group Inc3,087,212$43.5M0.00%−173,411−5.3%Reduced
Baker Bros. Advisors LP2,809,577$39.6M0.23%+10,000+0.4%Added
State Street Corp1,651,971$23.3M0.00%−145,473−8.1%Reduced
Pictet Asset Management SA1,517,123$21.4M0.03%+74,096+5.1%Added
Morgan Stanley1,308,743$18.4M0.00%−17,079−1.3%Reduced
ArrowMark Colorado Holdings LLC985,196$13.9M0.15%+98,326+11.1%Added
Fairmount Funds Management LLC704,459$9.92M1.40%+704,459New
HHLR Advisors, Ltd.SuperinvestorHHLR Advisors (Hillhouse)698,741$9.84M0.21%−319,350−31.4%Reduced
Hudson Bay Capital Management LP680,000$9.57M0.10%−180,200−20.9%Reduced
Rice Hall James & Associates, LLC660,124$9.29M0.53%+4,468+0.7%Added
Geode Capital Management, LLC612,652$8.63M0.00%+43,323+7.6%Added
Tang Capital Management LLC600,000$8.45M1.24%00.0%Unchanged
Granahan Investment Management Inc536,429$7.55M0.23%−38,511−6.7%Reduced
Soleus Capital Management, L.P.519,640$7.32M0.81%+519,640New
AQR Capital Management LLC511,022$7.20M0.02%+103,260+25.3%Added
Dimensional Fund Advisors LP375,109$5.28M0.00%−2,149−0.6%Reduced
Goldman Sachs Group Inc371,518$5.23M0.00%−50,415−11.9%Reduced
Ameriprise Financial Inc371,275$5.23M0.00%−237−0.1%Reduced
Allspring Global Investments Holdings, LLC366,975$5.17M0.01%+219,302+148.5%Added
Millennium Management LLC332,746$4.69M0.00%−293,452−46.9%Reduced
Marshall Wace, LLP325,542$4.58M0.01%−481,283−59.7%Reduced
GMT Capital Corp299,244$4.21M0.16%+299,244New
Parkman Healthcare Partners LLC291,703$4.11M0.71%+41,446+16.6%Added
Woodline Partners LP290,001$4.08M0.05%+290,001New
Northern Trust Corp288,277$4.06M0.00%−3,843−1.3%Reduced
Healthcare of Ontario Pension Plan Trust Fund242,500$3.41M0.02%+57,000+30.7%Added
D. E. Shaw & Co., Inc.238,600$3.36M0.01%−1,188−0.5%Reduced
UBS Oconnor LLC221,423$3.12M0.07%+5,213+2.4%Added
Charles Schwab Investment Management Inc219,087$3.08M0.00%+1,200+0.6%Added
Citadel Advisors LLC201,834$2.84M0.00%+73,022+56.7%Added
Essex Investment Management Co LLC188,298$2.65M0.37%+69,128+58.0%Added
Barclays PLC162,658$2.29M0.00%+479+0.3%Added
Connor, Clark & Lunn Investment Management Ltd.160,644$2.26M0.01%+120,278+298.0%Added
Los Angeles Capital Management LLC160,394$2.26M0.01%+46,747+41.1%Added
Prudential Financial Inc152,840$2.15M0.00%+33,300+27.9%Added
Lion Point Capital, LP130,691$1.84M1.37%+17,151+15.1%Added
Bank of New York Mellon Corp128,778$1.81M0.00%+828+0.6%Added
Qube Research & Technologies Ltd119,888$1.69M0.01%−6,802−5.4%Reduced
Rafferty Asset Management, LLC119,375$1.68M0.01%−9,913−7.7%Reduced
Nuveen Asset Management, LLC113,745$1.60M0.00%00.0%Unchanged
AlphaCentric Advisors LLC110,000$1.55M0.86%+27,500+33.3%Added
Bank of America Corp92,234$1.30M0.00%−96,785−51.2%Reduced
Deutsche Bank AG89,506$1.26M0.00%−9,069−9.2%Reduced
Trexquant Investment LP86,096$1.21M0.03%+45,898+114.2%Added
Renaissance Technologies LLC84,447$1.19M0.00%−53,733−38.9%Reduced
Massachusetts Financial Services Co81,032$1.14M0.00%−1,909−2.3%Reduced
BNP Paribas Arbitrage, SA78,875$1.11M0.00%−47,671−37.7%Reduced
Schonfeld Strategic Advisors LLC74,430$1.05M0.01%+9,432+14.5%Added
Legato Capital Management LLC70,061$986.5K0.13%+22,751+48.1%Added
Ensign Peak Advisors, Inc66,443$935.5K0.00%00.0%Unchanged
Jackson Creek Investment Advisors LLC65,654$924.0K0.37%+4,055+6.6%Added
Swiss National Bank60,700$854.7K0.00%−6,400−9.5%Reduced
Rhumbline Advisers59,262$834.4K0.00%+13,171+28.6%Added
Linden Thomas Advisory Services, LLC57,949$815.9K0.18%+57,949New
Campbell & CO Investment Adviser LLC57,274$806.4K0.14%+28,032+95.9%Added
M&T Bank Corp57,268$806.2K0.00%+13,306+30.3%Added
Envestnet Asset Management Inc51,832$729.8K0.00%−220,494−81.0%Reduced
Alps Advisors Inc51,394$723.6K0.01%+51,394New
Squarepoint Ops LLC50,474$710.7K0.00%+30,929+158.2%Added
Citigroup Inc48,326$680.4K0.00%−85,035−63.8%Reduced
Martingale Asset Management L P45,361$638.7K0.01%+1,208+2.7%Added
UBS Group AG44,643$628.6K0.00%−6,672−13.0%Reduced
Alliancebernstein L.P.41,900$590.0K0.00%00.0%Unchanged
Putnam Investments LLC41,093$578.6K0.00%−1,281−3.0%Reduced
PDT Partners, LLC40,439$569.4K0.08%00.0%Unchanged
Cubist Systematic Strategies, LLC40,294$567.3K0.01%+40,294New
STRS Ohio37,300$525.0K0.00%−11,300−23.3%Reduced
California State Teachers Retirement System34,930$491.8K0.00%−3,954−10.2%Reduced
Gsa Capital Partners LLP34,748$489.0K0.05%+4,613+15.3%Added
Vestcor Inc34,434$485.0K0.02%+8,539+33.0%Added
Tejara Capital Ltd33,931$477.7K0.24%−14,569−30.0%Reduced
Wells Fargo & Company32,953$464.0K0.00%+3,071+10.3%Added
Virginia Retirement Systems Et Al32,300$454.8K0.00%+16,400+103.1%Added
Credit Suisse AG31,255$440.1K0.00%+6,436+25.9%Added
Advisory Research Inc30,552$430.2K0.06%−1,322−4.1%Reduced
Birchview Capital, LP30,000$422.4K0.32%00.0%Unchanged
Franklin Resources Inc29,104$409.8K0.00%+29,104New
Hennion & Walsh Asset Management, Inc.29,045$409.0K0.02%−39,836−57.8%Reduced
State of Wisconsin Investment Board27,519$387.5K0.00%−2,226−7.5%Reduced
Jane Street Group, LLC26,419$372.0K0.00%+26,419New
Point72 Middle East FZE25,669$361.4K0.02%+25,669New
JPMorgan Chase & Co25,620$360.7K0.00%+59+0.2%Added
Legal & General Group Plc24,069$338.9K0.00%+11,644+93.7%Added
Mercer Global Advisors Inc23,224$327.0K0.00%+5,058+27.8%Added
Acadian Asset Management LLC22,248$310.0K0.00%+5,089+29.7%Added
Profund Advisors LLC21,806$307.0K0.02%−2,303−9.6%Reduced
Virtus ETF Advisers LLC20,851$293.6K0.17%+1,155+5.9%Added
Mirae Asset Global Investments Co., Ltd.20,505$289.8K0.00%−879−4.1%Reduced
Engineers Gate Manager LP19,712$277.5K0.01%+7,210+57.7%Added
Dynamic Technology Lab Private Ltd19,081$269.0K0.03%−10,904−36.4%Reduced
MetLife Investment Management17,349$244.3K0.00%00.0%Unchanged
American International Group, Inc.15,101$212.6K0.00%+66+0.4%Added
Personal Cfo Solutions, LLC14,238$200.5K0.04%00.0%Unchanged
New York State Common Retirement Fund13,928$196.1K0.00%−46−0.3%Reduced
Susquehanna International Group, LLP13,648$192.2K0.00%−83,430−85.9%Reduced
Voya Investment Management LLC13,130$184.9K0.00%+289+2.3%Added
Manufacturers Life Insurance Company, The12,954$182.4K0.00%+542+4.4%Added
Janus Henderson Group PLC12,376$174.1K0.00%00.0%Unchanged