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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 2021

Institutional positions in Kiniksa Pharmaceuticals International, plc as of Mar 31, 2021. 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
105
No complete 13F data for Q4 2020
Shares held
29.0M
No complete 13F data for Q4 2020
Total value
$537.6M
No complete 13F data for Q4 2020

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 2021: 105 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 2021: $537.6M
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 2021

Shares, value and share of portfolio for each institution holding Kiniksa Pharmaceuticals International, plc.

Livermore's 13F data starts with Q1 2021, so Q1 2021 has no change from the previous quarter.

Institutions holding KNSA in Q1 2021
InstitutionSharesValue% of portfolioChange in sharesAction
HHLR Advisors, Ltd.SuperinvestorHHLR Advisors (Hillhouse)2,920,023$54.0M0.53%––
Vanguard Group Inc2,803,047$51.9M0.00%––
Baker Bros. Advisors LP2,799,577$51.8M0.22%––
Pictet Asset Management Ltd2,487,233$46.0M0.06%––
BlackRock Inc.2,250,611$41.7M0.00%––
State Street Corp1,414,782$26.2M0.00%––
Ameriprise Financial Inc1,371,430$25.4M0.01%––
Avidity Partners Management LP1,330,700$24.6M0.69%––
Janus Henderson Group PLC1,126,902$20.9M0.01%––
Citadel Advisors LLC1,021,723$18.9M0.02%––
ArrowMark Colorado Holdings LLC870,422$16.1M0.12%––
Rice Hall James & Associates, LLC666,353$12.3M0.40%––
Lion Point Capital, LP495,748$9.18M2.24%––
Hudson Bay Capital Management LP495,000$9.16M0.13%––
Millennium Management LLC472,636$8.75M0.01%––
FMR LLC459,240$8.50M0.00%––
Goldman Sachs Group Inc425,161$7.87M0.00%––
Geode Capital Management, LLC422,909$7.83M0.00%––
Logos Global Management LP400,000$7.40M0.72%––
Spearhead Capital Advisors, LLC376,845$6.97M1.03%––
Opaleye Management Inc.320,926$5.94M0.87%––
Northern Trust Corp299,315$5.54M0.00%––
Boxer Capital, LLC290,577$5.38M0.18%––
Barclays PLC255,536$4.73M0.00%––
Dimensional Fund Advisors LP238,047$4.41M0.00%––
Alyeska Investment Group, L.P.224,617$4.16M0.05%––
Point72 Asset Management, L.P.219,800$4.07M0.02%––
Morgan Stanley178,131$3.30M0.00%––
Citigroup Inc137,061$2.54M0.00%––
Bank of New York Mellon Corp134,415$2.49M0.00%––
Cormorant Asset Management, LP130,000$2.41M0.07%––
Wells Fargo & Company119,693$2.22M0.00%––
Two Sigma Advisers, LP115,800$2.14M0.01%––
Deutsche Bank AG115,635$2.14M0.00%––
Wellington Management Group LLP100,100$1.85M0.00%––
Nuveen Asset Management, LLC91,943$1.70M0.00%––
Parkman Healthcare Partners LLC80,603$1.49M0.36%––
Parametric Portfolio Associates LLC72,143$1.33M0.00%––
Charles Schwab Investment Management Inc65,446$1.21M0.00%––
Rafferty Asset Management, LLC64,408$1.19M0.01%––
Susquehanna International Group, LLP60,873$1.13M0.00%––
Bank of America Corp58,872$1.09M0.00%––
Alps Advisors Inc57,230$1.06M0.01%––
California Public Employees Retirement System54,400$1.01M0.00%––
Swiss National Bank54,200$1.00M0.00%––
Ensign Peak Advisors, Inc53,125$983.0K0.00%––
Ikarian Capital, LLC51,273$949.0K0.14%––
Jacobs Levy Equity Management, Inc50,513$935.0K0.01%––
State of Wisconsin Investment Board49,700$920.0K0.00%––
Cetera Advisor Networks LLC41,912$776.0K0.02%––
California State Teachers Retirement System40,310$746.0K0.00%––
Raymond James & Associates37,760$699.0K0.00%––
UBS Group AG35,643$660.0K0.00%––
Caption Management, LLC34,340$635.0K0.08%––
Rhumbline Advisers28,762$532.0K0.00%––
Personal Cfo Solutions, LLC26,238$486.0K0.11%––
Cerity Partners LLC25,000$463.0K0.01%––
New York State Common Retirement Fund24,300$450.0K0.00%––
Los Angeles Capital Management LLC22,313$413.0K0.00%––
Cubist Systematic Strategies, LLC22,029$408.0K0.01%––
Alliancebernstein L.P.22,000$407.0K0.00%––
Norges Bank21,947$406.0K0.00%––
Engineers Gate Manager LP21,360$395.0K0.02%––
SG3 Management, LLC19,500$361.0K0.12%––
AlphaCentric Advisors LLC19,000$352.0K0.12%––
Credit Suisse AG17,423$322.0K0.00%––
Manufacturers Life Insurance Company, The17,016$315.0K0.00%––
Russell Investments Group, Ltd.16,017$296.0K0.00%––
American International Group, Inc.15,580$288.0K0.00%––
Virtus ETF Advisers LLC15,414$285.0K0.12%––
Martingale Asset Management L P14,812$275.0K0.00%––
Algert Global LLC12,140$225.0K0.07%––
Voya Investment Management LLC11,964$221.0K0.00%––
ProShare Advisors LLC11,560$214.0K0.00%––
MetLife Investment Management11,087$205.2K0.00%––
M&T Bank Corp10,890$202.0K0.00%––
Vigilare Wealth Management10,845$201.0K0.14%––
JPMorgan Chase & Co10,073$187.0K0.00%––
DekaBank Deutsche Girozentrale10,000$181.0K0.00%––
Metropolitan Life Insurance Co7,548$139.7K0.00%––
Exane Derivatives6,564$121.5K0.04%––
Simplex Trading, LLC6,275$116.0K0.01%––
Parallax Volatility Advisers, L.P.6,177$114.0K0.00%––
SG Americas Securities, LLC5,694$105.0K0.00%––
Group One Trading, L.P.4,779$88.0K0.00%––
Legal & General Group Plc4,421$82.0K0.00%––
BNP Paribas Arbitrage, SA3,499$64.8K0.00%––
Royal Bank of Canada3,501$64.0K0.00%––
Ameritas Investment Partners, Inc.2,278$42.0K0.00%––
Steward Partners Investment Advisory, LLC2,000$37.0K0.00%––
Zurcher Kantonalbank (Zurich Cantonalbank)1,837$34.0K0.00%––
Pacer Advisors, Inc.1,503$28.0K0.00%––
Tower Research Capital LLC (TRC)1,334$25.0K0.00%––
Cutler Group LP1,400$25.0K0.00%––
Abundance Wealth Counselors1,000$19.0K0.00%––
Bank of Montreal985$18.0K0.00%––
Penserra Capital Management LLC720$13.0K0.00%––
Rockefeller Capital Management L.P.750$13.0K0.00%––
Federated Hermes, Inc.594$11.0K0.00%––
Macquarie Group Ltd333$6.00K0.00%––