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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
Vestcor Inc17,000$335.0K0.01%−17,434−50.6%Reduced
HSBC Holdings PLC16,356$322.7K0.00%+16,356New
Robeco Institutional Asset Management B.V.15,982$315.3K0.00%+15,863+13,330.3%Added
American International Group, Inc.15,664$309.1K0.00%+69+0.4%Added
QRG Capital Management, Inc.15,178$299.5K0.00%−832−5.2%Reduced
Engineers Gate Manager LP14,934$294.6K0.01%+14,934New
Personal Cfo Solutions, LLC14,238$280.9K0.04%00.0%Unchanged
Mirae Asset Global Investments Co., Ltd.20,935$275.6K0.00%+1,153+5.8%Added
Squarepoint Ops LLC13,501$266.4K0.00%−9,267−40.7%Reduced
Mariner, LLC13,427$264.9K0.00%+13,427New
Harbor Capital Advisors, Inc.13,142$259.0K0.03%+13,142New
Jane Street Group, LLC12,914$254.8K0.00%−46,987−78.4%Reduced
Wells Fargo & Company12,559$247.8K0.00%+1,964+18.5%Added
Janus Henderson Group PLC12,359$243.6K0.00%+60.0%Added
Manufacturers Life Insurance Company, The12,009$236.9K0.00%−500−4.0%Reduced
Bayesian Capital Management, LP11,245$221.9K0.02%+11,245New
UBS Asset Management Americas Inc10,608$209.3K0.00%00.0%Unchanged
Voya Investment Management LLC10,575$208.6K0.00%−2,183−17.1%Reduced
Aquatic Capital Management LLC10,500$207.2K0.01%+1,900+22.1%Added
Algert Global LLC10,447$206.1K0.01%+10,447New
China Universal Asset Management Co., Ltd.7,708$152.1K0.02%+3,611+88.1%Added
Zurcher Kantonalbank (Zurich Cantonalbank)7,555$149.1K0.00%+664+9.6%Added
State Board of Administration of Florida Retirement System13,467$144.9K0.00%+13,467New
Caption Management, LLC6,000$118.4K0.01%+6,000New
Simplex Trading, LLC5,049$99.0K0.00%+5,049New
Lazard Asset Management LLC3,607$71.0K0.00%+3,607New
Ameritas Investment Partners, Inc.3,094$61.0K0.00%00.0%Unchanged
FMR LLC2,331$46.0K0.00%+46+2.0%Added
Steward Partners Investment Advisory, LLC2,250$44.4K0.00%00.0%Unchanged
Group One Trading, L.P.2,175$42.9K0.00%+2,175New
Metropolitan Life Insurance Co1,846$36.4K0.00%00.0%Unchanged
Royal Bank of Canada1,827$36.0K0.00%−9,761−84.2%Reduced
Virtus Fund Advisers, LLC1,236$24.4K0.09%+1,236New
Amalgamated Bank1,015$20.0K0.00%−1,679−62.3%Reduced
Signaturefd, LLC943$18.6K0.00%00.0%Unchanged
Adirondack Trust Co875$17.3K0.01%00.0%Unchanged
GAMMA Investing LLC854$16.8K0.00%+73+9.3%Added
Tower Research Capital LLC (TRC)758$15.0K0.00%−9,534−92.6%Reduced
Lindbrook Capital, LLC660$13.0K0.00%+2+0.3%Added
Pacer Advisors, Inc.660$13.0K0.00%+660New
Carmichael Hill & Associates, Inc.532$10.5K0.00%−248−31.8%Reduced
Parallel Advisors, LLC518$10.2K0.00%00.0%Unchanged
National Bank of Canada500$9.76K0.00%+500New
Truvestments Capital LLC447$8.82K0.00%00.0%Unchanged
Fortitude Family Office, LLC249$4.91K0.00%00.0%Unchanged
Daiwa Securities Group Inc.139$3.00K0.00%00.0%Unchanged
CWM, LLC140$3.00K0.00%+13+10.2%Added
US Bancorp116$2.29K0.00%+116New
Advisor Group Holdings, Inc.100$1.97K0.00%−946−90.4%Reduced
Nisa Investment Advisors, LLC58$1.14K0.00%+28+93.3%Added
Nelson, Van Denburg & Campbell Wealth Management Group, LLC34$6700.00%+34New
Riggs Asset Managment Co. Inc.30$5920.00%+30New
The PNC Financial Services Group, Inc.8$1580.00%+2+33.3%Added
Covestor Ltd24$00.00%−29−54.7%Reduced
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