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 2025
Institutional positions in Kiniksa Pharmaceuticals International, plc as of Mar 31, 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
- 176
- +18 vs. Q4 2024
- Shares held
- 40.0M
- +1.76M (+4.6%) vs. Q4 2024
- Total value
- $889.4M
- +$132.0M (+17.4%) vs. Q4 2024
- New holders
- 36
- 60 more added
- Sold out
- 18
- 57 more reduced
2 institutions that held it in Q4 2024 haven't filed for Q1 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 2024: 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, Q1 2025
Shares, value and share of portfolio for each institution holding Kiniksa Pharmaceuticals International, plc; share changes are against Q4 2024.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| BlackRock, Inc. | 3,432,699 | $76.2M | 0.00% | −139,164−3.9% | Reduced |
| Rubric Capital Management LP | 3,383,239 | $75.1M | 1.35% | +764,136+29.2% | Added |
| Vanguard Group Inc | 3,359,101 | $74.6M | 0.00% | +151,604+4.7% | Added |
| Baker Bros. Advisors LP | 2,818,323 | $62.6M | 0.69% | 00.0% | Unchanged |
| Tang Capital Management LLC | 2,118,579 | $47.1M | 2.60% | +1,489,970+237.0% | Added |
| Braidwell LP | 1,962,909 | $43.6M | 1.53% | −1,489,538−43.1% | Reduced |
| Point72 Asset Management, L.P. | 1,149,411 | $25.5M | 0.07% | +1,149,411 | New |
| Pictet Asset Management Holding SA | 1,133,931 | $25.2M | 0.03% | 00.0% | Unchanged |
| Fairmount Funds Management LLC | 1,102,248 | $24.5M | 3.80% | −1,092,093−49.8% | Reduced |
| Morgan Stanley | 1,076,399 | $23.9M | 0.00% | −411,348−27.6% | Reduced |
| Acadian Asset Management LLC | 1,034,321 | $23.0M | 0.06% | +651,700+170.3% | Added |
| Millennium Management LLC | 847,124 | $18.8M | 0.02% | +67,452+8.7% | Added |
| FMR LLC | 804,143 | $17.9M | 0.00% | +98,802+14.0% | Added |
| Dimensional Fund Advisors LP | 772,303 | $17.2M | 0.00% | +696+0.1% | Added |
| Nuveen, LLC | 765,054 | $17.0M | 0.01% | +765,054 | New |
| Parkman Healthcare Partners LLC | 762,621 | $16.9M | 2.01% | −2,832−0.4% | Reduced |
| State Street Corp | 708,809 | $15.7M | 0.00% | −20,770−2.8% | Reduced |
| Rice Hall James & Associates, LLC | 624,545 | $13.9M | 0.82% | −18,207−2.8% | Reduced |
| Driehaus Capital Management LLC | 611,278 | $13.6M | 0.13% | −2,272−0.4% | Reduced |
| ArrowMark Colorado Holdings LLC | 535,707 | $11.9M | 0.19% | +13,818+2.6% | Added |
| Geode Capital Management, LLC | 505,451 | $11.2M | 0.00% | +12,821+2.6% | Added |
| AQR Capital Management LLC | 491,761 | $10.9M | 0.01% | +294,319+149.1% | Added |
| Soleus Capital Management, L.P. | 469,500 | $10.4M | 0.82% | +469,500 | New |
| Connor, Clark & Lunn Investment Management Ltd. | 399,743 | $8.88M | 0.04% | +92,797+30.2% | Added |
| D. E. Shaw & Co., Inc. | 397,745 | $8.83M | 0.01% | +77,738+24.3% | Added |
| Deutsche Bank AG | 394,522 | $8.76M | 0.00% | +252,125+177.1% | Added |
| Granahan Investment Management Inc | 361,894 | $8.04M | 0.40% | −101,216−21.9% | Reduced |
| Peregrine Capital Management LLC | 309,190 | $6.87M | 0.23% | +65,147+26.7% | Added |
| Northern Trust Corp | 291,196 | $6.47M | 0.00% | +7,597+2.7% | Added |
| Bank of America Corp | 239,647 | $5.32M | 0.00% | +23,875+11.1% | Added |
| Oberweis Asset Management Inc | 237,200 | $5.27M | 0.26% | 00.0% | Unchanged |
| Trexquant Investment LP | 236,483 | $5.25M | 0.06% | +155,641+192.5% | Added |
| Qube Research & Technologies Ltd | 235,128 | $5.22M | 0.01% | −185,002−44.0% | Reduced |
| Algert Global LLC | 230,467 | $5.12M | 0.13% | +94,653+69.7% | Added |
| BNP Paribas Arbitrage, SA | 225,430 | $5.01M | 0.00% | +51,950+29.9% | Added |
| Cubist Systematic Strategies, LLC | 209,939 | $4.66M | 0.06% | +209,939 | New |
| Hudson Bay Capital Management LP | 200,000 | $4.44M | 0.03% | −25,000−11.1% | Reduced |
| Kodai Capital Management LP | 185,364 | $4.12M | 0.16% | +185,364 | New |
| Hennion & Walsh Asset Management, Inc. | 184,126 | $4.09M | 0.18% | −15,399−7.7% | Reduced |
| Essex Investment Management Co LLC | 172,666 | $3.83M | 0.80% | −1,133−0.7% | Reduced |
| Vestal Point Capital, LP | 169,864 | $3.77M | 0.27% | +169,864 | New |
| Charles Schwab Investment Management Inc | 164,372 | $3.65M | 0.00% | +42,353+34.7% | Added |
| Goldman Sachs Group Inc | 156,328 | $3.47M | 0.00% | −54,859−26.0% | Reduced |
| Squarepoint Ops LLC | 145,567 | $3.23M | 0.01% | +118,759+443.0% | Added |
| Fisher Asset Management, LLC | 144,251 | $3.20M | 0.00% | +118,127+452.2% | Added |
| UBS Oconnor LLC | 139,275 | $3.09M | 0.07% | +39,643+39.8% | Added |
| Jane Street Group, LLC | 129,291 | $2.87M | 0.01% | −60,161−31.8% | Reduced |
| Nordea Investment Management AB | 128,050 | $2.87M | 0.00% | −66,833−34.3% | Reduced |
| Bank of New York Mellon Corp | 121,859 | $2.71M | 0.00% | −192−0.2% | Reduced |
| Linden Thomas Advisory Services, LLC | 117,281 | $2.60M | 0.34% | −323−0.3% | Reduced |
| JPMorgan Chase & Co | 116,412 | $2.59M | 0.00% | −361,388−75.6% | Reduced |
| Raymond James Financial Inc | 103,673 | $2.30M | 0.00% | −96,280−48.2% | Reduced |
| State of Wisconsin Investment Board | 101,042 | $2.24M | 0.01% | −11,477−10.2% | Reduced |
| Susquehanna Fundamental Investments, LLC | 97,992 | $2.18M | 0.04% | +97,992 | New |
| Prudential Financial Inc | 91,230 | $2.03M | 0.00% | −690−0.8% | Reduced |
| Wellington Management Group LLP | 91,032 | $2.02M | 0.00% | +21,219+30.4% | Added |
| Globeflex Capital L P | 88,596 | $1.97M | 0.18% | 00.0% | Unchanged |
| Silverarc Capital Management, LLC | 88,215 | $1.96M | 0.41% | +88,215 | New |
| Walleye Capital LLC | 86,203 | $1.91M | 0.02% | +86,203 | New |
| Russell Investments Group, Ltd. | 83,151 | $1.88M | 0.00% | +83,126+332,504.0% | Added |
| Harbor Capital Advisors, Inc. | 77,722 | $1.73M | 0.08% | −20,371−20.8% | Reduced |
| Ami Asset Management Corp | 77,688 | $1.73M | 0.10% | +26,010+50.3% | Added |
| SEI Investments Co | 75,636 | $1.68M | 0.00% | +33,452+79.3% | Added |
| HighVista Strategies LLC | 74,639 | $1.66M | 0.64% | 00.0% | Unchanged |
| Danske Bank A/S | 73,987 | $1.64M | 0.01% | +31,157+72.7% | Added |
| Swiss National Bank | 71,900 | $1.60M | 0.00% | 00.0% | Unchanged |
| Franklin Resources Inc | 66,942 | $1.49M | 0.00% | −378−0.6% | Reduced |
| Voloridge Investment Management, LLC | 65,110 | $1.45M | 0.01% | −75,768−53.8% | Reduced |
| Massachusetts Financial Services Co | 63,439 | $1.41M | 0.00% | −1,442−2.2% | Reduced |
| Rhumbline Advisers | 62,700 | $1.39M | 0.00% | +3,745+6.4% | Added |
| Knights of Columbus Asset Advisors LLC | 62,624 | $1.39M | 0.10% | +1,658+2.7% | Added |
| Opaleye Management Inc. | 62,501 | $1.39M | 0.31% | +62,501 | New |
| Citadel Advisors LLC | 60,647 | $1.35M | 0.00% | −243,929−80.1% | Reduced |
| UBS Asset Management Americas Inc | 55,976 | $1.24M | 0.00% | −715−1.3% | Reduced |
| Barclays PLC | 55,343 | $1.23M | 0.00% | −16,553−23.0% | Reduced |
| Susquehanna International Group, LLP | 54,279 | $1.21M | 0.00% | −23,829−30.5% | Reduced |
| Victory Capital Management Inc | 53,317 | $1.18M | 0.00% | +53,317 | New |
| Legato Capital Management LLC | 50,763 | $1.13M | 0.15% | −616−1.2% | Reduced |
| Martingale Asset Management L P | 50,000 | $1.11M | 0.03% | +640+1.3% | Added |
| UBS Group AG | 49,989 | $1.11M | 0.00% | −8,609−14.7% | Reduced |
| Schonfeld Strategic Advisors LLC | 49,847 | $1.11M | 0.01% | +21,447+75.5% | Added |
| Allspring Global Investments Holdings, LLC | 48,737 | $1.08M | 0.00% | −572−1.2% | Reduced |
| PDT Partners, LLC | 46,407 | $1.03M | 0.07% | −18,510−28.5% | Reduced |
| Lion Point Capital, LP | 45,900 | $1.02M | 6.50% | 00.0% | Unchanged |
| Los Angeles Capital Management LLC | 44,607 | $990.7K | 0.00% | −10,921−19.7% | Reduced |
| Ieq Capital, LLC | 43,625 | $968.9K | 0.01% | +43,625 | New |
| Federation des caisses Desjardins du Quebec | 42,313 | $940.5K | 0.00% | +28,307+202.1% | Added |
| ADAR1 Capital Management, LLC | 41,412 | $919.8K | 0.18% | −124,994−75.1% | Reduced |
| Cerity Partners LLC | 40,708 | $904.1K | 0.00% | +12,110+42.3% | Added |
| Legal & General Group Plc | 39,929 | $886.8K | 0.00% | −1,338−3.2% | Reduced |
| Alliancebernstein L.P. | 39,560 | $878.6K | 0.00% | 00.0% | Unchanged |
| Nebula Research & Development LLC | 38,314 | $851.0K | 0.08% | +8,793+29.8% | Added |
| Ameriprise Financial Inc | 37,271 | $827.8K | 0.00% | −13,805−27.0% | Reduced |
| California State Teachers Retirement System | 34,322 | $762.3K | 0.00% | 00.0% | Unchanged |
| Invesco Ltd. | 33,492 | $743.9K | 0.00% | +19,384+137.4% | Added |
| Citigroup Inc | 33,107 | $735.3K | 0.00% | −28,375−46.2% | Reduced |
| ExodusPoint Capital Management, LP | 32,382 | $719.0K | 0.01% | −94,779−74.5% | Reduced |
| Voya Investment Management LLC | 30,866 | $685.5K | 0.00% | +10,878+54.4% | Added |
| Birchview Capital, LP | 30,006 | $666.4K | 0.58% | +60.0% | Added |
| Intech Investment Management LLC | 28,035 | $622.7K | 0.01% | +5,033+21.9% | Added |