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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 2023

Institutional positions in Kiniksa Pharmaceuticals International, plc as of Mar 31, 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
132
+7 vs. Q4 2022
Shares held
31.8M
+1.67M (+5.5%) vs. Q4 2022
Total value
$339.6M
−$110.4M (−24.5%) vs. Q4 2022
New holders
23
56 more added
Sold out
16
33 more reduced

Compare with Q4 2022: 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 2023: 132 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 2023: $339.6M
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 2023

Shares, value and share of portfolio for each institution holding Kiniksa Pharmaceuticals International, plc; share changes are against Q4 2022.

Institutions holding KNSA in Q1 2023
InstitutionSharesValue% of portfolioChange in sharesAction
Allspring Global Investments Holdings, LLC147,673$1.59M0.00%−67,446−31.4%Reduced
Barclays PLC162,179$1.75M0.00%+102,172+170.3%Added
Healthcare of Ontario Pension Plan Trust Fund185,500$2.00M0.01%−12,300−6.2%Reduced
Bank of America Corp189,019$2.03M0.00%+34,573+22.4%Added
UBS Oconnor LLC216,210$2.33M0.06%+216,210New
Charles Schwab Investment Management Inc217,887$2.34M0.00%+12,330+6.0%Added
D. E. Shaw & Co., Inc.239,788$2.58M0.00%+2,343+1.0%Added
Wellington Management Group LLP243,151$2.62M0.00%−5,812−2.3%Reduced
Parkman Healthcare Partners LLC250,257$2.69M0.59%+58,950+30.8%Added
Northern Trust Corp292,120$3.14M0.00%+5,445+1.9%Added
Jacobs Levy Equity Management, Inc293,500$3.16M0.02%−30,237−9.3%Reduced
Ameriprise Financial Inc371,512$4.00M0.00%+14,896+4.2%Added
Dimensional Fund Advisors LP377,258$4.06M0.00%−15,533−4.0%Reduced
AQR Capital Management LLC407,762$4.39M0.01%+262,747+181.2%Added
Goldman Sachs Group Inc421,933$4.54M0.00%−593,975−58.5%Reduced
Sphera Funds Management Ltd.450,283$4.85M1.05%+143,000+46.5%Added
Geode Capital Management, LLC569,329$6.13M0.00%+24,992+4.6%Added
Granahan Investment Management Inc574,940$6.19M0.19%+70,747+14.0%Added
Tang Capital Management LLC600,000$6.46M0.96%00.0%Unchanged
Millennium Management LLC626,198$6.74M0.01%−144,452−18.7%Reduced
Rice Hall James & Associates, LLC655,656$7.05M0.40%−41,506−6.0%Reduced
Marshall Wace, LLP806,825$8.68M0.02%+658,886+445.4%Added
Hudson Bay Capital Management LP860,200$9.26M0.10%+260,200+43.4%Added
ArrowMark Colorado Holdings LLC886,870$9.54M0.11%+169,699+23.7%Added
HHLR Advisors, Ltd.SuperinvestorHHLR Advisors (Hillhouse)1,018,091$11.0M0.19%−1,605,833−61.2%Reduced
Morgan Stanley1,325,822$14.3M0.00%+720,278+118.9%Added
Pictet Asset Management SA1,443,027$15.5M0.02%+208,834+16.9%Added
State Street Corp1,797,444$19.3M0.00%+307,333+20.6%Added
Rubric Capital Management LP2,775,636$29.9M1.19%+1,206,133+76.8%Added
Baker Bros. Advisors LP2,799,577$30.1M0.16%00.0%Unchanged
Vanguard Group Inc3,260,623$35.1M0.00%+33,732+1.0%Added
BlackRock Inc.3,386,160$36.4M0.00%−195,519−5.5%Reduced
Hillsdale Investment Management Inc.0$00.00%−244,017−100.0%Sold out
EAM Global Investors LLC0$00.00%−116,864−100.0%Sold out
Cubist Systematic Strategies, LLC0$00.00%−110,620−100.0%Sold out
EAM Investors, LLC0$00.00%−79,046−100.0%Sold out
Caxton Associates LP0$00.00%−66,055−100.0%Sold out
Victory Capital Management Inc0$00.00%−65,900−100.0%Sold out
Walleye Capital LLC0$00.00%−48,217−100.0%Sold out
HRT Financial LP0$00.00%−39,751−100.0%Sold out
Y-Intercept (Hong Kong) Ltd0$00.00%−12,920−100.0%Sold out
Rockefeller Capital Management L.P.0$00.00%−5,750−100.0%Sold out
Quantbot Technologies LP0$00.00%−5,604−100.0%Sold out
Lazard Asset Management LLC0$00.00%−4,648−100.0%Sold out
Altshuler Shaham Ltd0$00.00%−3,956−100.0%Sold out
Balyasny Asset Management LLC0$00.00%−2,695−100.0%Sold out
Metropolitan Life Insurance Co0$00.00%−1,846−100.0%Sold out
Quadrant Capital Group LLC0$00.00%−585−100.0%Sold out