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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 2026

Institutional positions in Kiniksa Pharmaceuticals International, plc as of Jun 30, 2026. 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
267
+44 vs. Q1 2026
Shares held
46.9M
+2.03M (+4.5%) vs. Q1 2026
Total value
$2.99B
+$835.2M (+38.7%) vs. Q1 2026
New holders
72
86 more added
Sold out
28
81 more reduced

5 institutions that held it in Q1 2026 haven't filed for Q2 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q1 2026: 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 2026: 267 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 2026: $2.99B
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 2026

Shares, value and share of portfolio for each institution holding Kiniksa Pharmaceuticals International, plc; share changes are against Q1 2026.

Institutions holding KNSA in Q2 2026
InstitutionSharesValue% of portfolioChange in sharesAction
Dynamic Technology Lab Private Ltd3,349$214.0K0.05%+3,349New
Ascent Group, LLC3,273$209.3K0.01%+3,273New
Principal Financial Group Inc3,241$207.3K0.00%+3,241New
Drive Wealth Management, LLC3,147$201.3K0.04%+3,147New
Tower Research Capital LLC (TRC)2,802$179.2K0.00%+2,548+1,003.1%Added
UBS Asset Management Americas Inc2,790$178.4K0.00%−41,735−93.7%Reduced
Royal Bank of Canada2,649$170.0K0.00%+2,400+963.9%Added
Oregon Public Employees Retirement Fund2,324$148.6K0.00%00.0%Unchanged
State of Alaska, Department of Revenue2,268$145.0K0.00%00.0%Unchanged
Steward Partners Investment Advisory, LLC2,266$144.9K0.00%00.0%Unchanged
KBC Group NV1,994$128.0K0.00%+1,288+182.4%Added
Advisor Group Holdings, Inc.1,784$114.1K0.00%+45+2.6%Added
The PNC Financial Services Group, Inc.1,742$111.4K0.00%−23−1.3%Reduced
Farther Finance Advisors, LLC1,617$102.2K0.00%+81+5.3%Added
Signaturefd, LLC1,113$71.2K0.00%+23+2.1%Added
GAMMA Investing LLC1,055$67.5K0.00%+3+0.3%Added
Larson Financial Group LLC1,052$67.3K0.00%+4+0.4%Added
GF Fund Management Co. Ltd.973$62.2K0.00%−42−4.1%Reduced
Northwestern Mutual Wealth Management Co934$59.7K0.00%+892+2,123.8%Added
Parallel Advisors, LLC892$57.0K0.00%+357+66.7%Added
Smartleaf Asset Management LLC887$55.4K0.00%00.0%Unchanged
US Bancorp770$49.2K0.00%−143−15.7%Reduced
Nisa Investment Advisors, LLC725$46.4K0.00%+620+590.5%Added
Federation des caisses Desjardins du Quebec710$45.4K0.00%+210+42.0%Added
True Wealth Design, LLC687$43.9K0.01%00.0%Unchanged
Essential Partners LLC684$43.7K0.02%−1,242−64.5%Reduced
Central Trust Co535$34.2K0.00%+535New
Nykredit A/S530$33.9K0.00%+530New
Allworth Financial LP453$29.0K0.00%+134+42.0%Added
EverSource Wealth Advisors, LLC427$27.3K0.00%−225−34.5%Reduced
Kemnay Advisory Services Inc.370$23.7K0.00%+370New
Silver Grove Financial Group, Inc.307$19.6K0.01%+307New
Truvestments Capital LLC284$18.2K0.00%−226−44.3%Reduced
Spire Wealth Management283$18.1K0.00%+283New
Quantbot Technologies LP279$17.8K0.00%+279New
Fortitude Family Office, LLC249$15.9K0.00%+25+11.2%Added
Jones Financial Companies LLLP237$14.0K0.00%00.0%Unchanged
Bryn Mawr Trust Co204$13.0K0.00%00.0%Unchanged
Optiver Holding B.V.202$12.9K0.00%+202New
Stone House Investment Management, LLC188$12.0K0.00%+65+52.8%Added
Rothschild Investment LLC166$10.6K0.00%−18−9.8%Reduced
Versant Capital Management, Inc166$10.6K0.00%00.0%Unchanged
Sterling Capital Management LLC149$9.53K0.00%+149New
J.Safra Asset Management Corp134$8.57K0.00%−28−17.3%Reduced
Global Retirement Partners, LLC103$6.59K0.00%+103New
IFP Advisors, Inc81$5.18K0.00%−1−1.2%Reduced
Basecamp Wealth Advisors LLC76$4.86K0.00%−6−7.3%Reduced
Hoey Investments, Inc74$4.73K0.00%+74New
SBI Securities Co., Ltd.74$4.73K0.00%+64+640.0%Added
Huntington National Bank65$4.16K0.00%+65New
Kilter Group LLC61$3.90K0.00%00.0%Unchanged
SJS Investment Consulting Inc.58$3.71K0.00%+35+152.2%Added
UMA Financial Services, Inc.53$3.39K0.00%00.0%Unchanged
Cornerstone Financial Management LLC44$2.81K0.00%+1+2.3%Added
Avion Wealth45$2.00K0.00%+21+87.5%Added
Bare Financial Services, Inc16$1.02K0.00%00.0%Unchanged
CVA Family Office, LLC14$8950.00%+14New
North Star Investment Management Corp.12$7670.00%+12New
JFS Wealth Advisors, LLC6$3840.00%+6New
Assetmark, Inc5$3200.00%00.0%Unchanged
Action Point Financial Planning, LLC4$2560.00%+4New
Harbour Investments, Inc.3$1920.00%00.0%Unchanged
Creative Capital Management Investments LLC2$1280.00%+2New
Rialto Wealth Management, LLC2$1280.00%+2New
LRI Investments, LLC1$640.00%+1New
Keating Financial Advisory Services, Inc.1$640.00%+1New
Navigoe, LLC1$00.00%+1New
Marshall Wace, LLP0$00.00%−305,371−100.0%Sold out
Parkman Healthcare Partners LLC0$00.00%−259,184−100.0%Sold out
Voloridge Investment Management, LLC0$00.00%−134,516−100.0%Sold out
Hennion & Walsh Asset Management, Inc.0$00.00%−67,341−100.0%Sold out
Fieldview Capital Management, LLC0$00.00%−51,072−100.0%Sold out
OpenArc Corporate Advisory, LLC0$00.00%−48,353−100.0%Sold out
Schonfeld Strategic Advisors LLC0$00.00%−43,599−100.0%Sold out
Jain Global LLC0$00.00%−43,027−100.0%Sold out
Jump Financial, LLC0$00.00%−39,735−100.0%Sold out
CWM Advisors, LLC0$00.00%−35,271−100.0%Sold out
Hudson Bay Capital Management LP0$00.00%−27,670−100.0%Sold out
Hussman Strategic Advisors, Inc.0$00.00%−21,000−100.0%Sold out
Landscape Capital Management, L.L.C.0$00.00%−19,492−100.0%Sold out
Harbor Capital Advisors, Inc.0$00.00%−15,068−100.0%Sold out
Omers Administration Corp0$00.00%−13,100−100.0%Sold out
Cannon Global Investment Management, LLC0$00.00%−11,000−100.0%Sold out
Cynosure Management, LLC0$00.00%−9,331−100.0%Sold out
Twinbeech Capital LP0$00.00%−6,595−100.0%Sold out
HSBC Holdings PLC0$00.00%−5,157−100.0%Sold out
Jefferies Financial Group Inc.0$00.00%−5,000−100.0%Sold out
Quantessence Capital LLC0$00.00%−4,761−100.0%Sold out
Prelude Capital Management, LLC0$00.00%−4,594−100.0%Sold out
Uniplan Investment Counsel, Inc.0$00.00%−493−100.0%Sold out
MAI Capital Management0$00.00%−185−100.0%Sold out
Root Financial Partners, LLC0$00.00%−135−100.0%Sold out
Quarry LP0$00.00%−110−100.0%Sold out
Caitong International Asset Management Co., Ltd0$00.00%−15−100.0%Sold out
Advisory Services Network, LLC0$00.00%−8−100.0%Sold out
Janus Henderson Group PLC––––Not filed
CWM, LLC––––Not filed
Skopos Labs, Inc.––––Not filed
USA Financial Portformulas Corp––––Not filed
Sunbelt Securities, Inc.––––Not filed