13F

Stock

Argenx SE

ARGX · held by 475 managers

Reported value

$18.3B

Holders

475

+58 new · −87 exited

Holders’ est. mark

−$2.38B

Price effect on 227 books still in the name

Largest holder

$3.64B

Fidelity

Notable conviction

Share of each notable manager’s 13F book.

Holder count by quarter

Who holds it

Notable only
InvestorSharesValueEst. markChange
Fidelity4.99M$3.64B−$552.5MCut−$1.06B
JANUS HENDERSON GROUP PLC2.54M$1.85B−$271MCut−$210.3M
Capital World Investors2.26M$1.65B−$212.3MAdded$36M
Artisan Partners Limited Partnership1.47M$1.07B−$162.5MCut−$405.5M
WELLINGTON MANAGEMENT GROUP LLP1.02M$745.9M−$75.2MAdded$174.7M
Avoro Capital Advisors LLC1M$730.3M−$109.6MCut−$102.3M
BlackRock, Inc.808.3K$590.3M−$81.4MCut−$28.3M
RTW INVESTMENTS, LP709.4K$518.1M−$74.6MCut−$48.3M
Invesco Ltd.594.7K$434.3M−$46.1MAdded$84.1M
MORGAN STANLEY560.7K$409.5M−$57.4MCut−$26.9M
ALLIANCEBERNSTEIN L.P.422.3K$355.1M$0Added$6.83M
BANK OF AMERICA CORP /DE/400.1K$292.2M−$44.3MCut−$44.8M
SANDS CAPITAL MANAGEMENT, LLC340.3K$248.5M−$37.7MCut−$51.6M
Bellevue Group AG313K$228.6M−$34.6MCut−$159.8M
SEI INVESTMENTS CO287K$209.6M−$31.8MCut−$68.4M
WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC266.1K$194.4M−$24.7MAdded$6.29M
JENNISON ASSOCIATES LLC237.5K$173.4M−$25.4MCut−$19.8M
FRANKLIN RESOURCES INC233.5K$170.5M−$25.8MCut−$29.4M
GOLDMAN SACHS GROUP INC232K$169.4M−$18.5MAdded$28.8M
Clearbridge Investments, LLC231.4K$168.9M−$25.6MCut−$263.1M
Citadel219.1K$160M−$24.3MCut−$135M
Fiera Capital Corp217.2K$158.6M−$24MCut−$31.4M
AMERIPRISE FINANCIAL INC215.9K$157.7M−$20.7MAdded$292.8K
Allspring Global Investments Holdings, LLC175.3K$130.3M−$16.7MCut−$14.8M
BNP PARIBAS FINANCIAL MARKETS177.8K$129.9M−$7.83MAdded$70.4M
AMERICAN CENTURY COMPANIES INC173.7K$126.8M−$19.2MCut−$59M
Checkpoint Capital L.P.153K$111.7M−$15.7MCut−$7.69M
Legal & General Group Plc150.8K$110.2M−$16MCut−$11.2M
Pictet Asset Management Holding SA148.3K$108M−$16.7MCut−$20.8M
DEUTSCHE BANK AG\139.4K$101.8M−$14.9MCut−$11.5M
BAMCO INC /NY/138.6K$101.2M−$15.3MCut−$28M
ORBIMED ADVISORS LLC136.9K$100M−$15.2MCut−$22.8M
LAZARD ASSET MANAGEMENT LLC133.3K$97.4M−$14.7MCut−$14.5M
BNP PARIBAS ASSET MANAGEMENT Holding S.A.129.1K$94.3M$84.1MAdded$94.2M
EVENTIDE ASSET MANAGEMENT, LLC125.7K$91.7M−$13.4MCut−$10.2M
AGF MANAGEMENT LTD125.1K$91.3M−$13.8MCut−$13.5M
TWO SIGMA INVESTMENTS, LP109.1K$79.7M−$12.1MCut−$137.7M
FIRST TRUST ADVISORS LP107.2K$78.3M−$5.97MAdded$33M
PINEBRIDGE INVESTMENTS LLC103.8K$75.8M−$7.97MAdded$15.2M
Rock Springs Capital Management LP98.5K$71.9M−$10.9MCut−$14.9M
FEDERATED HERMES, INC.95.3K$69.6M−$10.5MCut−$20.2M
ADAGE CAPITAL PARTNERS GP, L.L.C.90K$65.7MNew
BANK OF MONTREAL /CAN/85.3K$62.3M−$1.81MAdded$48.5M
BRAIDWELL LP84.9K$62M−$3.43MAdded$36M
1832 Asset Management L.P.84.2K$61.5M−$9.32MCut−$31.6M
TimesSquare Capital Management, LLC83.1K$60.7M−$9.2MCut−$30.6M
Aberdeen Group plc82.1K$60M−$5.79MAdded$15.9M
TD Asset Management Inc80.8K$59M−$8.95MCut−$26.4M
Eagle Health Investments LP76.3K$55.7M−$6.94MAdded$2.99M
PUBLIC SECTOR PENSION INVESTMENT BOARD73.3K$53.5M−$4.05MAdded$22.7M
MILLENNIUM MANAGEMENT LLC72.4K$52.8M−$6.69MAdded$2M
Ensign Peak Advisors, Inc71.6K$52.3M−$7.93MCut−$23.8M
Nuveen, LLC66.2K$48.4M−$7.33MCut−$7.33M
Amundi61.4K$44.9M−$4.7MAdded$9.13M
ENVESTNET ASSET MANAGEMENT INC61.4K$44.9M−$6.8MCut−$22.4M
Life Cycle Investment Partners Ltd58.9K$43M−$5.07MAdded$4.45M
NORTHERN TRUST CORP58.7K$42.9M−$6.5MCut−$11.2M
NOMURA ASSET MANAGEMENT INTERNATIONAL INC.58.4K$42.6M−$5.02MAdded$4.52M
Candriam S.C.A.54.1K$39.5M−$5.4MCut−$1.45M
D. E. Shaw & Co., Inc.52.1K$38.1M−$5.04MCut−$228.9K
MANUFACTURERS LIFE INSURANCE COMPANY, THE49.3K$36M−$5.31MCut−$12.1M
NOMURA ASSET MANAGEMENT CO LTD49.3K$36M−$5.46MCut−$5.5M
NEW YORK STATE COMMON RETIREMENT FUND39.4K$28.8M−$4.37MCut−$8.23M
DIMENSIONAL FUND ADVISORS LP38.8K$28.3M−$4.08MCut−$2.63M
JANE STREET GROUP, LLC38.4K$28.1M−$3.15MAdded$4.11M
WELLS FARGO & COMPANY/MN38.1K$27.8M−$4.22MCut−$17.9M
RAYMOND JAMES FINANCIAL INC36.8K$26.9M−$4.07MCut−$21.5M
Patient Square Capital LP36.7K$26.8M−$2.88MAdded$4.95M
Davern Capital Partners, LP35K$25.6M−$3.88MCut−$4.42M
ROYAL BANK OF CANADA32.9K$24M−$3.65MCut−$5.95M
VICTORY CAPITAL MANAGEMENT INC32.3K$23.6M−$3.57MCut−$4.91M
UBS Group AG31.6K$23.1M−$3.5MCut−$27.7M
Tri Locum Partners LP31.6K$23.1M−$3.5MCut−$8.56M
Jefferies Financial Group Inc.30K$21.9M−$3.32MCut−$3.32M
Hudson Bay Capital Management LP30K$21.9M−$2.42MAdded$3.56M
Artia Global Partners LP29.7K$21.7M−$3.29MCut−$32.7M
Perpetual Ltd28.4K$20.7M−$3.14MCut−$5.32M
UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC27.5K$20.1M−$2.38MAdded$2M
Jones Hill Capital LP26K$19MHeld
Qube Research & Technologies Ltd25.5K$18.6M−$2.49MCut−$232.5K
BAKER BROS. ADVISORS LP25.2K$18.4M−$2.79MCut−$2.79M
ODDO BHF ASSET MANAGEMENT SAS25K$18.3M−$2.6MCut−$1.48M
GEODE CAPITAL MANAGEMENT, LLC23.6K$17.2M−$2.61MCut−$2.72M
LMR Partners LLP23.5K$17.2M−$421.3KAdded$14M
LPL Financial LLC23.2K$17M−$2.57MCut−$4.6M
VOLORIDGE INVESTMENT MANAGEMENT, LLC22.7K$16.5M−$1.56MAdded$4.67M
BLAIR WILLIAM & CO/IL22.4K$16.4M−$2.48MCut−$5.79M
HSBC HOLDINGS PLC20.4K$14.9MNew
SCHRODER INVESTMENT MANAGEMENT GROUP21K$14.8M−$1.54MAdded$5.13M
MIROVA19.8K$14.5MNew
Squarepoint Ops LLC18.7K$13.6M−$2.07MCut−$10.1M
Bank of New York Mellon Corp17.2K$12.5M−$1.83MCut−$1.37M
JONES FINANCIAL COMPANIES LLLP16.8K$11.6M−$83.1KAdded$11.2M
Assenagon Asset Management S.A.14.8K$10.8M−$1.64MCut−$9.68M
DCF Advisers, LLC14.7K$10.7M−$1.51MCut−$780.8K
Allianz Asset Management GmbH14.4K$10.5M−$332.2KAdded$7.99M
SUSQUEHANNA INTERNATIONAL GROUP, LLP14.4K$10.5M−$1.59MCut−$9.64M
CenterBook Partners LP13.9K$10.2MNew
Erste Asset Management GmbH14.2K$10M−$1.89MCut−$1.97M
Balyasny Asset Management L.P.13.1K$9.57M−$1.45MCut−$25.7M
JPMORGAN CHASE & CO13K$9.16M−$1.78MCut−$2.61M
USS Investment Management Ltd12.1K$8.87M−$1.33MCut−$1.22M
Tower Research Capital LLC (TRC)12.1K$8.84M−$1.34MCut−$4M
Quantinno Capital Management LP11.1K$8.14M−$1.11MCut−$299.6K
Optiver Holding B.V.10.1K$7.38M−$111.1KAdded$6.54M
CHARLES SCHWAB INVESTMENT MANAGEMENT INC9.4K$6.87M−$912.5KCut−$64.7K
Steward Partners Investment Advisory, LLC9.37K$6.84M−$39.7KAdded$6.54M
ASSETMARK, INC9.28K$6.77M−$1.03MCut−$1.5M
CITIGROUP INC9.08K$6.63M−$1.01MCut−$2.58M
Campbell & CO Investment Adviser LLC9.03K$6.6M−$1MCut−$2.8M
Crossmark Global Holdings, Inc.8.67K$6.33M−$904.2KCut−$539.1K
CVFG LLC8.52K$6.22MNew
Creative Planning8.24K$6.02M−$912KCut−$1.31M
STIFEL FINANCIAL CORP8.07K$5.89M−$893.2KCut−$2.15M
Cinctive Capital Management LP7.69K$5.61M−$731.3KAdded$58.1K
MACKENZIE FINANCIAL CORP7.44K$5.43M−$660.4KAdded$220.3K
EFG International AG7.08K$5.17M−$685.6KCut−$37.5K
NAVELLIER & ASSOCIATES INC7.02K$5.13M−$738.1KCut−$478.9K
Trexquant Investment LP7.01K$5.12M−$122.8KAdded$4.19M
Federation des caisses Desjardins du Quebec6.92K$5.05M−$684.6KCut−$147.8K
Maryland State Retirement & Pension System6.89K$5.03M−$711.8KCut−$374.4K
Cetera Investment Advisers6.73K$4.92M−$745KCut−$2.82M
MML INVESTORS SERVICES, LLC6.01K$4.39M−$665KCut−$5.65M
EAGLE GLOBAL ADVISORS LLC6K$4.38M−$609.1KCut−$243.9K
Y-Intercept (Hong Kong) Ltd5.88K$4.3M−$461.6KAdded$790K
Mitsubishi UFJ Asset Management Co., Ltd.5.55K$4.05M−$609.1KCut−$609.1K
VOYA INVESTMENT MANAGEMENT LLC5.54K$4.05M−$613.8KCut−$138.2M
BARCLAYS PLC5.5K$4.02M−$608.8KCut−$4.83M
HighTower Advisors, LLC5.3K$3.87M−$586.8KCut−$1.24M
QVT Financial LP5.22K$3.81M−$577.6KCut−$577.6K
State Street5.11K$3.73M−$524.1KCut−$247.3K
O'SHAUGHNESSY ASSET MANAGEMENT, LLC5.05K$3.69M−$517KCut−$235.8K
China Universal Asset Management Co., Ltd.5.04K$3.68M−$525.2KCut−$312.7K
M&T Bank Corp5K$3.65M−$551.6KCut−$534.8K
Varma Mutual Pension Insurance Co5K$3.65M−$442.8KAdded$287.4K
HighVista Strategies LLC4.92K$3.59M−$397.2KAdded$574K
Focus Partners Wealth4.81K$3.51M−$384.8KAdded$585.8K
ACUTA CAPITAL PARTNERS, LLC4.69K$3.42M−$519.2KCut−$654.6K
Jain Global LLC4.64K$3.39M−$513.8KCut−$45.6M
KENNEDY CAPITAL MANAGEMENT LLC4.58K$3.34M−$392.4KAdded$361.2K
PFM Health Sciences, LP4.54K$3.31M−$465.2KCut−$222K
HARVEY CAPITAL MANAGEMENT INC4.5K$3.29MNew
Nilsine Partners, LLC4.13K$3.23M−$209KAdded$161.7K
GUGGENHEIM CAPITAL LLC4.03K$2.94M−$309.5KAdded$593.1K
Ethic Inc.4.03K$2.94M−$446KCut−$493.1K
TRUIST FINANCIAL CORP3.88K$2.83M−$429.3KCut−$970.1K
PNC Financial Services Group, Inc.3.8K$2.77M−$357.1KAdded$59.1K
Boston Common Asset Management, LLC3.75K$2.74MNew
RHUMBLINE ADVISERS3.75K$2.74M−$202.5KAdded$1.2M
AWM Investment Company, Inc.3.75K$2.74M−$415.1KCut−$415.1K
SECTORAL ASSET MANAGEMENT INC3.56K$2.74M−$211.3KAdded$303.3K
Orion Porfolio Solutions, LLC3.73K$2.72M−$413KCut−$3.39M
Mariner, LLC3.62K$2.64M−$402.7KCut−$517.1K
DZ BANK AG Deutsche Zentral Genossenschafts Bank, Frankfurt am Main3.6K$2.63MNew
Soleus Capital Management, L.P.3.5K$2.56M−$387.5KCut−$24.1M
Havemeyer Place LP3.43K$2.51M−$52.6KAdded$2.11M
PRICE T ROWE ASSOCIATES INC /MD/3.37M$2.46M−$372.2KCut−$363K
Financiere des Professionnels - Fonds d'investissement inc.3.33K$2.43MNew
Pacer Advisors, Inc.1.9M$2.35M−$677.1KAdded$1.68M
Vanguard Personalized Indexing Management, LLC3.14K$2.29M−$347.2KCut−$629.7K
Nicholas Investment Partners, LP2.9K$2.12M−$320.8KCut−$4.82M
US BANCORP \DE\2.82K$2.06M−$312.5KCut−$3.31M
Nan Fung Group Holdings Ltd2.8K$2.04M−$310KCut−$310K
Cerity Partners LLC2.79K$2.04M−$308.1KCut−$1.05M
QUADRANT CAPITAL GROUP LLC2.78K$2.03M−$307.5KCut−$331.1K
Pathstone Holdings, LLC2.77K$2.02M−$299.4KCut−$250.5K
CIM, LLC2.77K$2.02M−$291.8KCut−$194.7K
SWS Partners2.76K$2.02M−$298.3KCut−$251.5K
PRINCIPAL FINANCIAL GROUP INC2.67K$1.95M−$293.1KCut−$273.4K
GREAT VALLEY ADVISOR GROUP, INC.2.54K$1.86M−$199.5KAdded$341K
Icahn Capital2.53K$1.85M−$265.8KCut−$171.6K
WESPAC Advisors SoCal, LLC2.5K$1.83M−$234.6KAdded$43.7K
SILVERCREST ASSET MANAGEMENT GROUP LLC2.49K$1.82M−$275.3KCut−$305.6K
Sanctuary Advisors, LLC2.43K$1.78M−$269.2KCut−$711.6K
GILDER GAGNON HOWE & CO LLC2.38K$1.74M−$263.6KCut−$1.43M
Corient Private Wealth LLC2.25K$1.63M−$250.2KCut−$170.6K
NLB Skladi, upravljanje premozenja, d.o.o.2.23K$1.63M−$246.8KCut−$1.15M
AustralianSuper Pty Ltd2.22K$1.62M−$146.5KAdded$508.6K
Dorsey Wright & Associates2.19K$1.6M−$164KAdded$354.5K
EDMOND DE ROTHSCHILD HOLDING S.A.2.17K$1.59M−$213.4KCut−$34.5K
Snowden Capital Advisors LLC2.12K$1.55M−$214.8KCut−$85.5K
Laird Norton Wetherby Trust Company, LLC2.11K$1.54M−$234KCut−$367.7K
Kovitz Investment Group Partners, LLC2.03K$1.49M−$215.7KCut−$152.2K
OLD MISSION CAPITAL LLC2.01K$1.47M−$223KCut−$6.31M
DIVERSIFY WEALTH MANAGEMENT, LLC1.88K$1.46M−$9.38KAdded$1.24M
Atria Investments, Inc2K$1.46M−$221.5KCut−$602.5K
Callan Family Office, LLC1.98K$1.44M−$218.9KCut−$218.9K
Sequoia Financial Advisors, LLC1.96K$1.43M−$213.5KCut−$190.1K
PARTNERS CAPITAL INVESTMENT GROUP, LLP1.94K$1.41M−$214.2KCut−$402.6K
Henshaw Capital LLC1.86K$1.36M−$206.1KCut−$206.1K
Banco Santander, S.A.1.85K$1.35MNew
SANDERS MORRIS HARRIS LLC1.83K$1.34MNew
SIGNATUREFD, LLC1.81K$1.32M−$200.5KCut−$234.1K
AlphaCentric Advisors LLC1.79K$1.31M−$157.7KAdded$111.7K
SIMPLEX TRADING, LLC1.77K$1.29M−$83KAdded$662.6K
IMC-Chicago, LLC1.75K$1.28MNew
SBI Okasan Asset Management Co.Ltd.1.8K$1.27M−$239.7KCut−$239.7K
Westview Management dba Westview Investment Advisors1.74K$1.27MNew
BOOTHBAY FUND MANAGEMENT, LLC1.71K$1.25MNew
Brooklyn Investment Group1.7K$1.24M−$181.9KCut−$355.2K
Taproot Management LP1.67K$1.22MNew
LRT Capital Management, LLC1.65K$1.21MNew
OAK RIDGE INVESTMENTS LLC1.63K$1.19M−$179.9KCut−$203.4K
Daiwa Securities Group Inc.1.61K$1.18M$1.18MAdded$1.18M
LOOMIS SAYLES & CO L P1.57K$1.15MNew
ABC ARBITRAGE SA1.55K$1.13MNew
BAROMETER CAPITAL MANAGEMENT INC.1.55K$1.13MNew
NVWM, LLC1.53K$1.12M−$104.6KAdded$326.2K
QRG CAPITAL MANAGEMENT, INC.1.53K$1.12M−$102.1KAdded$341.3K
WEXFORD CAPITAL LP1.5K$1.1M−$55.4KAdded$674.9K
Russell Investments Group, Ltd.1.49K$1.09M−$146KCut−$18.9K
Shepherd Street Advisors LLC1.49K$1.09M−$159.6KCut−$123.8K
Vestmark Advisory Solutions, Inc.1.48K$1.08M−$164.3KCut−$2.15M
IEQ CAPITAL, LLC1.45K$1.06M−$160.1KCut−$526.7K
NEUBERGER BERMAN GROUP LLC1.45K$1.05M−$146.2KCut−$55.6K
Sumitomo Mitsui Trust Group, Inc.1.44K$1.05M−$159.9KCut−$241.4K
SIH Partners, LLLP1.42K$1.04MNew
Knollwood Investment Advisory, LLC1.38K$1.01M−$152.7KCut−$152.7K
&PARTNERS1.38K$1.01M−$153.3KCut−$589.7K
KEYBANK NATIONAL ASSOCIATION/OH1.34K$975.6K−$147.9KCut−$622.2K
Vident Advisory, LLC1.32K$965.4K−$128.4KCut−$10.1K
Gilbert & Cook, Inc.1.29K$944.9K−$143.2KCut−$153.3K
ProShare Advisors LLC1.27K$926.7K−$140.5KCut−$154.8K
PRINCIPAL SECURITIES, INC.1.26K$919.4K−$139.4KCut−$390K
DRW Securities, LLC1.25K$910.6K−$138KCut−$138K
FORA Capital, LLC1.24K$906.4K−$136.4KCut−$476.9K
REGIONS FINANCIAL CORP1.23K$900.4K−$136.5KCut−$323.2K
Legacy Wealth Asset Management, LLC1.23K$897.5K−$135.3KCut−$130.2K
Bridgewater1.21K$886.5KNew
Caprock Group, LLC1.18K$860.3K−$130.8KCut−$198.1K
Tidal Investments LLC1.19K$846.3KNew
LEVEL FOUR ADVISORY SERVICES, LLC1.13K$825.9K−$123.9KCut−$115.1K
AdvisorShares Investments LLC1.13K$825.2K−$121.8KCut−$99.9K
Future Fund LLC1.12K$817.9K−$123.2KCut−$118.1K
NEW YORK LIFE INVESTMENT MANAGEMENT LLC1.07K$781.4K−$108.2KCut−$40.2K
Private Advisor Group, LLC1.07K$778.5K−$69.4KAdded$251.2K
RITHOLTZ WEALTH MANAGEMENT1.02K$748.5K−$97KAdded$11.8K
Valeo Financial Advisors, LLC1.02K$748.2K−$113.6KCut−$405.3K
YOUSIF CAPITAL MANAGEMENT, LLC1K$732.4K−$79.6KCut−$79.6K
SYON CAPITAL LLC976$712.7K−$107.4KCut−$103K
Advisors Asset Management, Inc.959$700.3K−$106.2KCut−$137.3K
Morse Asset Management, Inc958$699.6K−$73.1KAdded$144.6K
Central Pacific Bank - Trust Division953$695.9K−$105.5KCut−$105.5K
INTRUST BANK NA943$688.6K−$96.6KCut−$45.5K
Rockefeller Capital Management L.P.936$683.7K−$93.8KCut−$23.7K
Crews Bank & Trust935$682.8K−$103.5KCut−$103.5K
DAVENPORT & Co LLC935$682.8K−$103.5KCut−$370.9K
OPPENHEIMER ASSET MANAGEMENT INC.891$650.7K−$98.6KCut−$1.22M
Marex Group plc858$626.6K−$66.5KAdded$121.1K
NewEdge Wealth, LLC824$601.4K−$91.6KCut−$338.8K

Who left

Positions as of Q1 2026. 13F filings arrive up to 45 days after quarter-end and omit shorts. Values are quarter-end marks, as filed. Estimated mark is the price effect on shares still held — not realized P&L or investment advice.