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 2025
Institutional positions in Kiniksa Pharmaceuticals International, plc as of Jun 30, 2025. 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
- 189
- +15 vs. Q1 2025
- Shares held
- 39.9M
- −4.84K (0.0%) vs. Q1 2025
- Total value
- $1.10B
- +$217.4M (+24.6%) vs. Q1 2025
- New holders
- 48
- 65 more added
- Sold out
- 33
- 63 more reduced
2 institutions that held it in Q1 2025 haven't filed for Q2 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q1 2025: 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.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 267 | $2.99B |
| Q1 2026 | 228 | $2.18B |
| Q4 2025 | 224 | $1.77B |
| Q3 2025 | 204 | $1.59B |
| Q2 2025 | 189 | $1.10B |
| Q1 2025 | 176 | $889.4M |
| Q4 2024 | 160 | $773.1M |
| Q3 2024 | 176 | $991.2M |
| Q2 2024 | 133 | $659.4M |
| Q1 2024 | 154 | $768.1M |
| Q4 2023 | 142 | $600.4M |
| Q3 2023 | 134 | $605.8M |
| Q2 2023 | 127 | $447.7M |
| Q1 2023 | 132 | $339.6M |
| Q4 2022 | 125 | $450.0M |
| Q3 2022 | 104 | $383.2M |
| Q2 2022 | 92 | $290.5M |
| Q1 2022 | 96 | $306.0M |
| Q4 2021 | 103 | $346.4M |
| Q3 2021 | 101 | $332.0M |
| Q2 2021 | 102 | $402.0M |
| Q1 2021 | 105 | $537.6M |
Institutions, Q2 2025
Shares, value and share of portfolio for each institution holding Kiniksa Pharmaceuticals International, plc; share changes are against Q1 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Legato Capital Management LLC | 50,641 | $1.40M | 0.17% | −122−0.2% | Reduced |
| Geode Capital Management, LLC | 50,942 | $1.41M | 0.00% | −454,509−89.9% | Reduced |
| HRT Financial LP | 51,964 | $1.44M | 0.01% | +51,964 | New |
| Martingale Asset Management L P | 52,434 | $1.45M | 0.04% | +2,434+4.9% | Added |
| Citigroup Inc | 53,202 | $1.47M | 0.00% | +20,095+60.7% | Added |
| Northern Trust Corp | 54,587 | $1.51M | 0.00% | −236,609−81.3% | Reduced |
| Baird Financial Group, Inc. | 55,312 | $1.53M | 0.00% | +55,312 | New |
| Jain Global LLC | 55,554 | $1.54M | 0.02% | +55,554 | New |
| ADAR1 Capital Management, LLC | 56,540 | $1.56M | 0.25% | +15,128+36.5% | Added |
| Victory Capital Management Inc | 58,964 | $1.63M | 0.00% | +5,647+10.6% | Added |
| Engineers Gate Manager LP | 59,275 | $1.64M | 0.02% | +59,275 | New |
| Y-Intercept (Hong Kong) Ltd | 59,564 | $1.65M | 0.04% | +59,564 | New |
| Susquehanna Fundamental Investments, LLC | 60,125 | $1.66M | 0.04% | −37,867−38.6% | Reduced |
| Russell Investments Group, Ltd. | 61,095 | $1.70M | 0.00% | −22,056−26.5% | Reduced |
| Massachusetts Financial Services Co | 64,232 | $1.78M | 0.00% | +793+1.3% | Added |
| Swiss National Bank | 64,600 | $1.79M | 0.00% | −7,300−10.2% | Reduced |
| Healthcare of Ontario Pension Plan Trust Fund | 67,500 | $1.87M | 0.00% | +67,500 | New |
| Schonfeld Strategic Advisors LLC | 68,751 | $1.90M | 0.01% | +18,904+37.9% | Added |
| Nebula Research & Development LLC | 69,884 | $1.93M | 0.16% | +31,570+82.4% | Added |
| Charles Schwab Investment Management Inc | 70,315 | $1.95M | 0.00% | −94,057−57.2% | Reduced |
| Hudson Bay Capital Management LP | 70,780 | $1.96M | 0.01% | −129,220−64.6% | Reduced |
| Harbor Capital Advisors, Inc. | 70,926 | $1.96M | 0.08% | −6,796−8.7% | Reduced |
| State Street Corp | 72,904 | $2.02M | 0.00% | −635,905−89.7% | Reduced |
| Silverarc Capital Management, LLC | 75,959 | $2.10M | 0.43% | −12,256−13.9% | Reduced |
| Marshall Wace, LLP | 76,347 | $2.11M | 0.00% | +76,347 | New |
| State of Wisconsin Investment Board | 84,067 | $2.33M | 0.01% | −16,975−16.8% | Reduced |
| Raymond James Financial Inc | 84,915 | $2.35M | 0.00% | −18,758−18.1% | Reduced |
| Two Sigma Advisers, LP | 85,400 | $2.36M | 0.00% | +85,400 | New |
| Globeflex Capital L P | 88,596 | $2.45M | 0.20% | 00.0% | Unchanged |
| SEI Investments Co | 101,496 | $2.81M | 0.00% | +25,860+34.2% | Added |
| Fisher Asset Management, LLC | 102,259 | $2.83M | 0.00% | −41,992−29.1% | Reduced |
| PDT Partners, LLC | 102,886 | $2.85M | 0.16% | +56,479+121.7% | Added |
| UBS Asset Management Americas Inc | 104,705 | $2.90M | 0.00% | +48,729+87.1% | Added |
| EAM Investors, LLC | 105,747 | $2.93M | 0.44% | +105,747 | New |
| Franklin Resources Inc | 108,574 | $3.00M | 0.00% | +41,632+62.2% | Added |
| Weiss Asset Management LP | 111,710 | $3.09M | 0.05% | +111,710 | New |
| Wellington Management Group LLP | 113,990 | $3.15M | 0.00% | +22,958+25.2% | Added |
| Linden Thomas Advisory Services, LLC | 116,115 | $3.21M | 0.35% | −1,166−1.0% | Reduced |
| Walleye Capital LLC | 119,885 | $3.32M | 0.03% | +33,682+39.1% | Added |
| Great Lakes Advisors, LLC | 126,789 | $3.51M | 0.03% | +126,789 | New |
| Nordea Investment Management AB | 130,160 | $3.58M | 0.00% | +2,110+1.6% | Added |
| Hennion & Walsh Asset Management, Inc. | 133,014 | $3.68M | 0.15% | −51,112−27.8% | Reduced |
| ExodusPoint Capital Management, LP | 133,276 | $3.69M | 0.04% | +100,894+311.6% | Added |
| SG Americas Securities, LLC | 134,404 | $3.72M | 0.02% | +127,126+1,746.7% | Added |
| JPMorgan Chase & Co | 135,282 | $3.74M | 0.00% | +18,870+16.2% | Added |
| Susquehanna International Group, LLP | 139,782 | $3.87M | 0.01% | +85,503+157.5% | Added |
| Two Sigma Investments, LP | 163,740 | $4.53M | 0.01% | +163,740 | New |
| Essex Investment Management Co LLC | 171,437 | $4.74M | 0.86% | −1,229−0.7% | Reduced |
| Hillsdale Investment Management Inc. | 200,574 | $5.55M | 0.20% | +200,574 | New |
| Royal Bank of Canada | 223,208 | $6.17M | 0.00% | +220,746+8,966.1% | Added |
| Jump Financial, LLC | 226,038 | $6.25M | 0.08% | +226,038 | New |
| Algert Global LLC | 232,187 | $6.42M | 0.13% | +1,720+0.7% | Added |
| Soleus Capital Management, L.P. | 254,689 | $7.05M | 0.49% | −214,811−45.8% | Reduced |
| Citadel Advisors LLC | 267,393 | $7.40M | 0.01% | +206,746+340.9% | Added |
| Bank of America Corp | 272,629 | $7.54M | 0.00% | +32,982+13.8% | Added |
| Peregrine Capital Management LLC | 288,636 | $7.99M | 0.24% | −20,554−6.6% | Reduced |
| Oberweis Asset Management Inc | 305,200 | $8.44M | 0.37% | +68,000+28.7% | Added |
| Granahan Investment Management Inc | 310,992 | $8.61M | 0.35% | −50,902−14.1% | Reduced |
| Voloridge Investment Management, LLC | 333,923 | $9.24M | 0.03% | +268,813+412.9% | Added |
| Deutsche Bank AG | 369,502 | $10.2M | 0.00% | −25,020−6.3% | Reduced |
| Goldman Sachs Group Inc | 383,668 | $10.6M | 0.00% | +227,340+145.4% | Added |
| AQR Capital Management LLC | 398,232 | $11.0M | 0.01% | −93,529−19.0% | Reduced |
| Squarepoint Ops LLC | 416,572 | $11.5M | 0.03% | +271,005+186.2% | Added |
| BNP Paribas Arbitrage, SA | 425,947 | $11.8M | 0.01% | +200,517+88.9% | Added |
| Trexquant Investment LP | 456,987 | $12.6M | 0.14% | +220,504+93.2% | Added |
| ArrowMark Colorado Holdings LLC | 465,899 | $12.9M | 0.23% | −69,808−13.0% | Reduced |
| Parkman Healthcare Partners LLC | 488,796 | $13.5M | 1.56% | −273,825−35.9% | Reduced |
| Jane Street Group, LLC | 558,392 | $15.5M | 0.02% | +429,101+331.9% | Added |
| Connor, Clark & Lunn Investment Management Ltd. | 623,689 | $17.3M | 0.06% | +223,946+56.0% | Added |
| Rice Hall James & Associates, LLC | 638,233 | $17.7M | 0.95% | +13,688+2.2% | Added |
| Driehaus Capital Management LLC | 647,980 | $17.9M | 0.14% | +36,702+6.0% | Added |
| Dimensional Fund Advisors LP | 648,336 | $17.9M | 0.00% | −123,967−16.1% | Reduced |
| Cubist Systematic Strategies, LLC | 657,475 | $18.2M | 0.20% | +447,536+213.2% | Added |
| BlackRock, Inc. | 702,880 | $19.4M | 0.00% | −2,729,819−79.5% | Reduced |
| Arrowstreet Capital, Limited Partnership | 735,417 | $20.3M | 0.01% | +735,417 | New |
| D. E. Shaw & Co., Inc. | 791,305 | $21.9M | 0.02% | +393,560+98.9% | Added |
| FMR LLC | 806,898 | $22.3M | 0.00% | +2,755+0.3% | Added |
| Point72 Asset Management, L.P. | 848,549 | $23.5M | 0.06% | −300,862−26.2% | Reduced |
| Qube Research & Technologies Ltd | 888,364 | $24.6M | 0.03% | +653,236+277.8% | Added |
| Pictet Asset Management Holding SA | 984,597 | $27.2M | 0.03% | −149,334−13.2% | Reduced |
| Millennium Management LLC | 1,019,968 | $28.2M | 0.03% | +172,844+20.4% | Added |
| Morgan Stanley | 1,066,279 | $29.5M | 0.00% | −10,120−0.9% | Reduced |
| Braidwell LP | 1,102,580 | $30.5M | 1.04% | −860,329−43.8% | Reduced |
| Acadian Asset Management LLC | 1,267,989 | $35.1M | 0.07% | +233,668+22.6% | Added |
| Fairmount Funds Management LLC | 1,772,839 | $49.1M | 6.36% | +670,591+60.8% | Added |
| Tang Capital Management LLC | 2,328,609 | $64.4M | 3.26% | +210,030+9.9% | Added |
| Baker Bros. Advisors LP | 2,824,669 | $78.2M | 0.76% | +6,346+0.2% | Added |
| Vanguard Group Inc | 3,131,602 | $86.7M | 0.00% | −227,499−6.8% | Reduced |
| Rubric Capital Management LP | 3,909,806 | $108.2M | 1.74% | +526,567+15.6% | Added |
| Nuveen, LLC | 0 | $0 | 0.00% | −765,054−100.0% | Sold out |
| Vestal Point Capital, LP | 0 | $0 | 0.00% | −169,864−100.0% | Sold out |
| Prudential Financial Inc | 0 | $0 | 0.00% | −91,230−100.0% | Sold out |
| HighVista Strategies LLC | 0 | $0 | 0.00% | −74,639−100.0% | Sold out |
| Opaleye Management Inc. | 0 | $0 | 0.00% | −62,501−100.0% | Sold out |
| Federation des caisses Desjardins du Quebec | 0 | $0 | 0.00% | −42,313−100.0% | Sold out |
| Alliancebernstein L.P. | 0 | $0 | 0.00% | −39,560−100.0% | Sold out |
| Intech Investment Management LLC | 0 | $0 | 0.00% | −28,035−100.0% | Sold out |
| Principal Financial Group Inc | 0 | $0 | 0.00% | −27,082−100.0% | Sold out |
| STRS Ohio | 0 | $0 | 0.00% | −26,800−100.0% | Sold out |
| Mirae Asset Global ETFs Holdings Ltd. | 0 | $0 | 0.00% | −22,843−100.0% | Sold out |