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507 hedge funds and large institutions have $25B invested in argenx in 2025 Q4 according to their latest regulatory filings, with 99 funds opening new positions, 174 increasing their positions, 167 reducing their positions, and 53 closing their positions.

New
Increased
Maintained
Reduced
Closed

more call options, than puts

Call options by funds: $ | Put options by funds: $

more first-time investments, than exits

New positions opened: | Existing positions closed:

more capital invested

Capital invested by funds: $ → $

more funds holding

Funds holding:

4% more repeat investments, than reductions

Existing positions increased: 174 | Existing positions reduced: 167

0% more funds holding in top 10

Funds holding in top 10: 1414 (0)

1.15% less ownership

Funds ownership: 49.87%48.72% (-1.2%)

Holders
507
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
14
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$364M
Puts
$165M
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
ACA
501
American Capital Advisory
Idaho
$841
DJSG
502
D.J. St. Germain
Massachusetts
$841
WWA
503
Wealth Watch Advisors
Colorado
$841
CA
504
Crewe Advisors
Utah
$841
JFA
505
JNBA Financial Advisors
Minnesota
$841
NSIM
506
North Star Investment Management
Illinois
$841
MI
507
Motiv8 Investments
Florida
$11
Alkeon Capital Management
508
Alkeon Capital Management
New York
Caisse de Depot et Placement du Quebec (CDPQ)
509
Caisse de Depot et Placement du Quebec (CDPQ)
Quebec, Canada
HSBC Holdings
510
HSBC Holdings
United Kingdom
MIF
511
Mediolanum International Funds
Ireland
SC
512
Stempoint Capital
New York
ITP
513
Iron Triangle Partners
Connecticut
IC
514
Ikarian Capital
Texas
PM
515
Prosight Management
Texas
MFS
516
Mirabella Financial Services
United Kingdom
BCM
517
Bayesian Capital Management
New York
CP
518
CenterBook Partners
Connecticut
ETCM
519
Evolutionary Tree Capital Management
Virginia
BFM
520
Boothbay Fund Management
New York
TE
521
Tema ETFs
New York
SP
522
SIH Partners
Delaware
CIS
523
Capital International Sarl
California
SMH
524
Sanders Morris Harris
Texas
OAC
525
OMERS Administration Corp
Ontario, Canada