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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.

Q2 2025 vs. Q1 2025

How the institutions holding Kiniksa Pharmaceuticals International, plc changed between Q1 2025 and Q2 2025.

All holders in Q2 2025All holders in Q1 2025

13F holders of KNSA: Q1 2025 compared with Q2 2025
MeasureQ1 2025Of which not filed for Q2 2025Q2 2025Change
Holders1762189+15
Shares40.0M185.6K39.9M−4.84K (0.0%)
Value$889.4M$4.12M$1.10B+$217.4M (+24.6%)

2 institutions that held it in Q1 2025 haven't filed for Q2 2025 yet. Not filing isn't selling, so the changes leave them out.

New holders (48)

Institutions that held Kiniksa Pharmaceuticals International, plc at the end of Q2 2025 but not at the end of Q1 2025.

Institutions new to KNSA in Q2 2025
InstitutionSharesValue% of portfolio
Arrowstreet Capital, Limited Partnership735,417$20.3M0.01%
Jump Financial, LLC226,038$6.25M0.08%
Hillsdale Investment Management Inc.200,574$5.55M0.20%
Two Sigma Investments, LP163,740$4.53M0.01%
Great Lakes Advisors, LLC126,789$3.51M0.03%
Weiss Asset Management LP111,710$3.09M0.05%
EAM Investors, LLC105,747$2.93M0.44%
Two Sigma Advisers, LP85,400$2.36M0.00%
Marshall Wace, LLP76,347$2.11M0.00%
Healthcare of Ontario Pension Plan Trust Fund67,500$1.87M0.00%
Y-Intercept (Hong Kong) Ltd59,564$1.65M0.04%
Engineers Gate Manager LP59,275$1.64M0.02%
Jain Global LLC55,554$1.54M0.02%
Baird Financial Group, Inc.55,312$1.53M0.00%
HRT Financial LP51,964$1.44M0.01%
SummitTX Capital, L.P.30,200$835.6K0.04%
Artia Global Partners LP29,200$808.0K0.21%
First Trust Advisors LP28,438$786.9K0.00%
Quantessence Capital LLC27,066$748.9K0.22%
Point72 Asia (Singapore) Pte. Ltd.25,904$716.8K0.13%
Gsa Capital Partners LLP20,418$565.0K0.04%
Catalyst Funds Management Pty Ltd17,800$492.5K0.14%
Cannon Global Investment Management, LLC17,300$478.7K1.30%
Gotham Asset Management, LLC14,676$406.1K0.00%
Laurion Capital Management LP13,170$364.4K0.04%
Creative Planning12,942$358.1K0.00%
Point72 Hong Kong Ltd11,839$327.6K0.02%
Toth Financial Advisory Corp10,700$296.1K0.03%
Axq Capital, LP10,455$289.3K0.09%
Quadrature Capital Ltd10,440$288.9K0.00%
Aigen Investment Management, LP9,410$260.4K0.04%
Universal- Beteiligungs- und Servicegesellschaft mbH9,140$252.9K0.00%
Pallas Capital Advisors LLC8,535$236.2K0.01%
Robeco Institutional Asset Management B.V.8,436$233.4K0.00%
Mercer Global Advisors Inc7,271$201.2K0.00%
Essential Partners LLC1,922$53.2K0.02%
Quantbot Technologies LP1,565$43.3K0.00%
Clear Street Markets LLC1,486$41.1K0.01%
Advisor Group Holdings, Inc.1,127$31.2K0.00%
Clearstead Advisors, LLC795$22.0K0.00%
Versant Capital Management, Inc166$4.59K0.00%
Allworth Financial LP64$1.77K0.00%
Kilter Group LLC61$1.69K0.00%
Caitong International Asset Management Co., Ltd45$1.25K0.00%
SJS Investment Consulting Inc.37$1.02K0.00%
Avion Wealth43$1.00K0.00%
UMA Financial Services, Inc.31$8580.00%
Twin Peaks Wealth Advisors, LLC1$330.00%

Sold out (33)

Institutions that held Kiniksa Pharmaceuticals International, plc at the end of Q1 2025 and filed for Q2 2025 without it.

Not filed for Q2 2025 yet (2)

Institutions that held Kiniksa Pharmaceuticals International, plc at the end of Q1 2025 and haven't filed a 13F for Q2 2025. Not filing isn't selling, so they aren't counted as sold out.

Institutions holding KNSA in Q1 2025 that haven't filed for Q2 2025
InstitutionShares, Q1 2025Value, Q1 2025
Kodai Capital Management LP185,364$4.12M
Lindbrook Capital, LLC228$5.06K