433 hedge funds and large institutions have $17.7B invested in argenx in 2025 Q2 according to their latest regulatory filings, with 54 funds opening new positions, 177 increasing their positions, 145 reducing their positions, and 59 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
433
Holders Change
-8
Holders Change %
-1.81%
% of All Funds
5.81%
Holding in Top 10
17
Holding in Top 10 Change
-1
Holding in Top 10 Change %
-5.56%
% of All Funds
0.23%
New
54
Increased
177
Reduced
145
Closed
59
Calls
$270M
Puts
$120M
Net Calls
+$151M
Net Calls Change
+$5.36M
Name Holding Trade Value Shares
Change
Shares
Change %
BAMCO Inc
26
BAMCO Inc
New York
$99.6M -$18M -32,667 -15%
Marshall Wace
27
Marshall Wace
United Kingdom
$98M +$28.1M +50,950 +40%
RSCM
28
Rock Springs Capital Management
Maryland
$96.9M
1832 Asset Management
29
1832 Asset Management
Ontario, Canada
$95M -$6.01M -10,900 -6%
Fiera Capital (Canada)
30
Fiera Capital (Canada)
Quebec, Canada
$87.4M +$2.24M +4,058 +3%
JFG
31
Jefferies Financial Group
New York
$85.7M -$33.4M -60,600 -28%
CC
32
Checkpoint Capital
California
$82.7M +$19.3M +34,977 +30%
Goldman Sachs
33
Goldman Sachs
New York
$78.4M -$14.7M -26,615 -16%
D.E. Shaw & Co
34
D.E. Shaw & Co
New York
$76M -$67.4M -122,361 -47%
TCM
35
TimesSquare Capital Management
New York
$73.6M +$4.57M +8,285 +7%
Lazard Asset Management
36
Lazard Asset Management
New York
$70.3M +$31.5M +57,238 +81%
Legal & General Group
37
Legal & General Group
United Kingdom
$69.3M +$6.46M +11,715 +10%
EAM
38
Eventide Asset Management
Massachusetts
$69.1M +$6.42M +11,640 +10%
Federated Hermes
39
Federated Hermes
Pennsylvania
$68.2M +$8.11M +14,714 +14%
TD Asset Management
40
TD Asset Management
Ontario, Canada
$66.2M -$11.3M -20,533 -15%
Assenagon Asset Management
41
Assenagon Asset Management
Luxembourg
$61.8M +$919K +1,667 +2%
Ameriprise
42
Ameriprise
Minnesota
$61.3M +$23.3M +42,319 +61%
Lord, Abbett & Co
43
Lord, Abbett & Co
New Jersey
$55.7M -$95.7M -173,621 -63%
PL
44
Perpetual Ltd
Australia
$53.4M -$9.69M -17,575 -15%
Ensign Peak Advisors
45
Ensign Peak Advisors
Utah
$51.4M +$26.1M +47,384 +103%
Caisse de Depot et Placement du Quebec (CDPQ)
46
Caisse de Depot et Placement du Quebec (CDPQ)
Quebec, Canada
$50.1M +$15.9M +28,821 +46%
Balyasny Asset Management
47
Balyasny Asset Management
Illinois
$49.2M +$43.9M +79,659 +827%
BNP Paribas Asset Management
48
BNP Paribas Asset Management
France
$48.2M +$34.2M +62,044 +245%
Envestnet Asset Management
49
Envestnet Asset Management
Illinois
$47.9M +$4.08M +7,393 +9%
Public Sector Pension Investment Board (PSP Investments)
50
Public Sector Pension Investment Board (PSP Investments)
Quebec, Canada
$45.2M