Kiniksa Pharmaceuticals InteKNSA

13F holders, Q2 2025 (June 30)
187holders +13
47new positions
33sold out
8famous investors
$27.67avg. 13F price*

At the end of Q2 2025, 187 institutions reported holding Kiniksa Pharmaceuticals Inte (KNSA) in their 13F filings, up 13 from Q1 2025. 47 opened new positions and 33 sold out. The largest holders were Rubric Capital Management LP ($108.2M), Vanguard Group Inc. ($86.7M) and Baker Bros. Advisors LP ($78.2M). 8 famous investors held it, including Steve Cohen (0.1% of Point72 Asset Management's portfolio), Israel Englander (0.0% of Millennium Management's portfolio) and David E. Shaw (0.0% of D. E. Shaw & Co.'s portfolio).

Company
Kiniksa Pharmaceuticals Inte
CUSIP
G52694109
Latest filing quarter
Q2 2026

History

Number of 13F holders

0100200300 Q2 2024: 128Q2 2024Q3 2024: 174Q3 2024Q4 2024: 158Q4 2024Q1 2025: 174Q1 2025Q2 2025: 187Q2 2025Q3 2025: 202Q3 2025Q4 2025: 223Q4 2025Q1 2026: 226Q1 2026Q2 2026: 266Q2 2026

Total Exit/New Position Q1 2025 → Q2 2025

InstitutionsTotal Value
New Positions47$69.4M
Exits33$35.1M

All 13F filers, Q1 2025 → Q2 2025: 9,052,379 shares bought and 9,052,340 shares sold, net +39 shares. Counts holders who added, trimmed, opened or closed a position; split-adjusted.

Ownership 187 holders

Rubric Capital Management LP 1.74% Add +15.6% 3,909,806 $108.2M
Vanguard Group Inc. 0.00% Reduce -6.8% 3,131,602 $86.7M
Baker Bros. Advisors LP 0.76% Add +0.2% 2,824,669 $78.2M
Tang Capital Management LLC 3.26% Add +9.9% 2,328,609 $64.4M
Fairmount Funds Management LLC 6.36% Add +60.8% 1,772,839 $49.1M
Acadian Asset Management LLC 0.07% Add +22.6% 1,267,989 $35.1M
Braidwell LP 1.46% Reduce -43.8% 1,102,580 $30.5M
Morgan Stanley 0.00% Reduce -0.9% 1,066,279 $29.5M
Millennium Management 0.03% Add +20.4% 1,019,968 $28.2M
Pictet Asset Management Holding SA 0.03% Reduce -13.2% 984,597 $27.2M
Qube Research & Technologies Ltd 0.03% Add +277.8% 888,364 $24.6M
Point72 Asset Management 0.06% Reduce -26.2% 848,549 $23.5M
FMR LLC 0.00% Add +0.3% 806,898 $22.3M
D. E. Shaw & Co. 0.02% Add +99.0% 791,305 $21.9M
Arrowstreet Capital, Limited Partnership 0.01% New 735,417 $20.3M
BlackRock, Inc. 0.00% Reduce -79.5% 702,880 $19.4M
Cubist Systematic Strategies, LLC 0.20% Add +213.2% 657,475 $18.2M
Dimensional Fund Advisors LP 0.00% Reduce -16.1% 648,336 $17.9M
Driehaus Capital Management LLC 0.14% Add +6.0% 647,980 $17.9M
Rice Hall James & Associates, LLC 0.95% Add +2.2% 638,233 $17.7M
Connor, Clark & Lunn Investment Management Ltd. 0.06% Add +56.0% 623,689 $17.3M
Jane Street Group, LLC 0.03% Add +331.9% 558,392 $15.5M
Parkman Healthcare Partners LLC 1.56% Reduce -35.9% 488,796 $13.5M
ArrowMark Colorado Holdings LLC 0.23% Reduce -13.0% 465,899 $12.9M
Trexquant Investment LP 0.14% Add +93.2% 456,987 $12.6M
BNP Paribas Financial Markets 0.01% Add +89.0% 425,947 $11.8M
Squarepoint Ops LLC 0.03% Add +186.2% 416,572 $11.5M
AQR Capital Management 0.01% Reduce -19.0% 398,232 $11.0M
Goldman Sachs Group Inc. 0.00% Add +145.4% 383,668 $10.6M
Deutsche Bank AG 0.00% Reduce -6.3% 369,502 $10.2M
Voloridge Investment Management, LLC 0.03% Add +412.9% 333,923 $9.2M
Granahan Investment Management, LLC 0.35% Reduce -14.1% 310,992 $8.6M
Oberweis Asset Management Inc./ 0.37% Add +28.7% 305,200 $8.4M
Peregrine Capital Management LLC 0.24% Reduce -6.7% 288,636 $8.0M
Bank of America Corp. 0.00% Add +13.8% 272,629 $7.5M
Citadel Advisors 0.01% Add +340.9% 267,393 $7.4M
Soleus Capital Management, L.P. 0.49% Reduce -45.8% 254,689 $7.0M
Algert Global LLC 0.13% Add +0.8% 232,187 $6.4M
Jump Financial, LLC 0.08% New 226,038 $6.3M
Royal Bank of Canada 0.00% Add +8966.1% 223,208 $6.2M
Hillsdale Investment Management Inc. 0.20% New 200,574 $5.5M
Essex Investment Management Co. LLC 0.86% Reduce -0.7% 171,437 $4.7M
Two Sigma Investments, LP 0.01% New 163,740 $4.5M
Susquehanna International Group, LLP 0.01% Add +157.5% 139,782 $3.9M
JPMorgan Chase & Co. 0.00% Add +16.2% 135,282 $3.7M
SG Americas Securities, LLC 0.02% Add +1746.7% 134,404 $3.7M
ExodusPoint Capital Management, LP 0.04% Add +311.6% 133,276 $3.7M
Hennion & Walsh Asset Management, Inc. 0.15% Reduce -27.8% 133,014 $3.7M
Nordea Investment Management AB 0.00% Add +1.6% 130,160 $3.6M
Great Lakes Advisors, LLC 0.03% New 126,789 $3.5M
Walleye Capital LLC 0.03% Add +39.1% 119,885 $3.3M
Linden Thomas Advisory Services, LLC 0.35% Reduce -1.0% 116,115 $3.2M
Wellington Management Group LLP 0.00% Add +25.2% 113,990 $3.2M
Weiss Asset Management LP 0.06% New 111,710 $3.1M
Franklin Resources Inc. 0.00% Add +62.2% 108,574 $3.0M
Informed Momentum Co LLC 0.44% New 105,747 $2.9M
UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC 0.00% Add +87.0% 104,705 $2.9M
PDT Partners, LLC 0.16% Add +121.7% 102,886 $2.8M
Fisher Asset Management 0.00% Reduce -29.1% 102,259 $2.8M
Sei Investments Co. 0.00% Add +34.2% 101,496 $2.8M
Globeflex Capital L P 0.20% No change 88,596 $2.5M
Two Sigma Advisers, LP 0.00% New 85,400 $2.4M
Raymond James Financial Inc. 0.00% Reduce -18.1% 84,915 $2.3M
State of Wisconsin Investment Board 0.01% Reduce -16.8% 84,067 $2.3M
Marshall Wace, LLP 0.00% New 76,347 $2.1M
Silverarc Capital Management, LLC 0.43% Reduce -13.9% 75,959 $2.1M
State Street Corp. 0.00% Reduce -89.7% 72,904 $2.0M
Hudson Bay Capital Management LP 0.01% Reduce -64.6% 70,780 $2.0M
Charles Schwab Investment Management Inc. 0.00% Reduce -57.2% 70,315 $1.9M
Nebula Research & Development LLC 0.16% Add +82.4% 69,884 $1.9M
Schonfeld Strategic Advisors LLC 0.01% Add +37.9% 68,751 $1.9M
Healthcare of Ontario Pension Plan Trust Fund 0.00% New 67,500 $1.9M
Swiss National Bank 0.00% Reduce -10.2% 64,600 $1.8M
Massachusetts Financial Services Co. 0.00% Add +1.3% 64,232 $1.8M
Russell Investments Group, Ltd. 0.00% Reduce -26.5% 61,095 $1.7M
Susquehanna Fundamental Investments, LLC 0.04% Reduce -38.6% 60,125 $1.7M
Y-Intercept (Hong Kong) Ltd 0.04% New 59,564 $1.6M
Engineers Gate Manager LP 0.02% New 59,275 $1.6M
Victory Capital Management Inc. 0.00% Add +10.6% 58,964 $1.6M
ADAR1 Capital Management, LLC 0.26% Add +36.5% 56,540 $1.6M
Jain Global LLC 0.03% New 55,554 $1.5M
Baird Financial Group, Inc. 0.00% New 55,312 $1.5M
Northern Trust Corp. 0.00% Reduce -81.3% 54,587 $1.5M
Citigroup Inc. 0.00% Add +60.7% 53,202 $1.5M
Martingale Asset Management L P 0.04% Add +4.9% 52,434 $1.5M
HRT Financial LP 0.01% New 51,964 $1.4M
Geode Capital Management, LLC 0.00% Reduce -89.9% 50,942 $1.4M
Legato Capital Management LLC 0.17% Reduce -0.2% 50,641 $1.4M
Dark Forest Capital Management LP 0.05% Add +241.7% 48,207 $1.3M
Ieq Capital, LLC 0.01% Add +7.5% 46,916 $1.3M
Lion Point Capital, LP 8.62% No change 45,900 $1.3M
Ami Asset Management Corp. 0.07% Reduce -44.5% 43,141 $1.2M
Danske Bank A/S 0.00% Reduce -41.9% 42,954 $1.2M
Cerity Partners LLC 0.00% Add +2.9% 41,904 $1.2M
OCONNOR, A Distinct Business Unit of UBS ASSET MANAGEMENT AMERICAS (LLC) 0.03% Reduce -73.0% 37,602 $1.0M
Fox Run Management, L.L.C. 0.16% Add +214.9% 35,743 $989K
Knights of Columbus Asset Advisors LLC 0.05% Reduce -47.9% 32,622 $903K
Ameriprise Financial Inc. 0.00% Reduce -13.4% 32,257 $893K
Bank of New York Mellon Corp 0.00% Reduce -74.0% 31,739 $878K
California State Teachers Retirement System 0.00% Reduce -8.2% 31,498 $872K
Legal & General Group Plc 0.00% Reduce -22.7% 30,858 $854K
UBS Group AG 0.00% Reduce -38.8% 30,616 $847K
SummitTX Capital, L.P. 0.04% New 30,200 $836K
Artia Global Partners LP 0.21% New 29,200 $808K
First Trust Advisors LP 0.00% New 28,438 $787K
Quantessence Capital LLC 0.22% New 27,066 $749K
Point72 Asia (Singapore) Pte. Ltd. 0.13% New 25,904 $717K
Tower Research Capital LLC (TRC) 0.02% Add +1539.1% 25,275 $699K
Aster Capital Management (DIFC) Ltd 0.13% Add +1369.6% 21,398 $592K
Verition Fund Management LLC 0.00% Reduce -23.7% 21,368 $591K
Tudor Investment Corporation 0.00% Add +2.3% 21,103 $584K
Cwm, LLC 0.00% Reduce -6.3% 20,715 $573K
Gsa Capital Partners LLP 0.04% New 20,418 $565K
American Century Companies Inc. 0.00% No change 20,333 $563K
Invesco Ltd. 0.00% Reduce -39.4% 20,289 $561K
Voya Investment Management LLC 0.00% Reduce -35.0% 20,056 $555K
Allspring Global Investments Holdings, LLC 0.00% Reduce -61.1% 18,941 $524K
Catalyst Funds Management Pty Ltd 0.14% New 17,800 $493K
Cannon Global Investment Management, LLC 1.30% New 17,300 $479K
Virtus Investment Advisers, LLC 0.15% Reduce -10.1% 16,026 $443K
Amundi 0.00% No change 15,972 $438K
Wealth Enhancement Advisory Services, LLC 0.00% Add +13.6% 15,410 $430K
Zurcher Kantonalbank (Zurich Cantonalbank) 0.00% No change 15,487 $429K
Lazard Asset Management LLC 0.00% Add +428.8% 15,181 $420K
Gotham Asset Management 0.00% New 14,676 $406K
Asset Management One Co., Ltd. 0.00% Add +624.2% 13,470 $373K
Laurion Capital Management LP 0.04% New 13,170 $364K
Creative Planning 0.00% New 12,942 $358K
Mariner, LLC 0.00% Add +9.4% 12,521 $346K
Sound View Wealth Advisors Group, LLC 0.03% Reduce -14.7% 12,505 $346K
Janus Henderson Group PLC 0.00% No change 12,179 $337K
Barclays PLC 0.00% Reduce -78.2% 12,052 $333K
Point72 Hong Kong Ltd 0.02% New 11,839 $328K
Advantage Alpha Capital Partners LP 0.08% Reduce -18.9% 11,020 $305K
Toth Financial Advisory Corp. 0.03% New 10,700 $296K
Polymer Capital Management (US) LLC 0.05% Add +14.7% 10,486 $290K
Axq Capital, LP 0.09% New 10,455 $289K
Quadrature Capital Ltd 0.01% New 10,440 $289K
Arizona State Retirement System 0.00% Reduce -8.0% 9,857 $273K
Aigen Investment Management, LP 0.04% New 9,410 $260K
Teacher Retirement System of Texas 0.00% Reduce -9.1% 9,144 $253K
Universal- Beteiligungs- und Servicegesellschaft mbH 0.00% New 9,140 $253K
Pallas Capital Advisors LLC 0.01% New 8,535 $236K
China Universal Asset Management Co., Ltd. 0.02% Add +0.9% 8,503 $235K
Robeco Institutional Asset Management B.V. 0.00% New 8,436 $233K
Los Angeles Capital Management LLC 0.00% Reduce -82.0% 8,037 $222K
Rhumbline Advisers 0.00% Reduce -88.4% 7,286 $202K
Mercer Global Advisors Inc. 0.00% New 7,271 $201K
Group One Trading LLC 0.01% Add +762.5% 6,969 $193K
KLP Kapitalforvaltning As 0.00% Reduce -17.5% 6,600 $183K
Wells Fargo & Company 0.00% Reduce -75.0% 5,117 $142K
PNC Financial Services Group, Inc. 0.00% Reduce -23.2% 3,488 $97K
Point72 (DIFC) Ltd 0.01% Add +181.7% 2,600 $72K
Steward Partners Investment Advisory, LLC 0.00% Add +0.7% 2,266 $63K
Essential Partners LLC 0.02% — 1,922 $53K
Mirae Asset Global Investments Co., Ltd. 0.00% Add +12.8% 1,635 $46K
Quantbot Technologies LP 0.00% New 1,565 $43K
Summit Securities Group LLC 0.01% New 1,486 $41K
US Bancorp \de 0.00% Reduce -6.3% 1,380 $38K
Brooklyn Investment Group 0.00% Add +724.8% 1,163 $32K
Osaic Holdings, Inc. 0.00% New 1,127 $31K
GF Fund Management Co. LTD. 0.00% No change 1,064 $29K
GAMMA Investing LLC 0.00% Reduce -21.2% 976 $27K
Signaturefd, LLC 0.00% Reduce -4.0% 947 $26K
EverSource Wealth Advisors, LLC 0.00% Add +140.4% 911 $25K
Truvestments Capital LLC 0.00% No change 829 $23K
Clearstead Advisors, LLC 0.00% New 795 $22K
True Wealth Design, LLC 0.01% Add +29.9% 687 $19K
Parallel Advisors, LLC 0.00% Add +26.7% 527 $15K
New York State Common Retirement Fund 0.00% Reduce -96.6% 514 $14K
Fortitude Family Office, LLC 0.00% No change 249 $7K
Farther Finance Advisors, LLC 0.00% No change 199 $6K
SouthState Bank Corp 0.00% No change 179 $5K
Versant Capital Management, Inc 0.00% New 166 $5K
Daiwa Securities Group Inc. 0.00% No change 139 $4K
TD Waterhouse Canada Inc. 0.00% Add +15.0% 115 $3K
SBI Securities Co., Ltd. 0.00% No change 110 $3K
Nisa Investment Advisors, LLC 0.00% Reduce -31.8% 105 $3K
IFP Advisors, Inc 0.00% Add +236.4% 74 $2K
Allworth Financial LP 0.00% New 64 $2K
Kilter Group LLC 0.00% New 61 $2K
Caitong International Asset Management Co., Ltd 0.00% New 45 $1K
SJS Investment Consulting Inc. 0.00% New 37 $1K
Avion Wealth 0.00% New 43 $1K
Physician Wealth Advisors, Inc. 0.00% New 31 $858
Twin Peaks Wealth Advisors, LLC 0.00% New 1 $33
Covestor Ltd 0.00% Reduce -33.3% 12 $0

"% of holder's portfolio" is KNSA's weight in each manager's 13F, not the share of Kiniksa Pharmaceuticals Inte the manager owns.