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475 hedge funds and large institutions have $21.1B invested in argenx in 2026 Q1 according to their latest regulatory filings, with 63 funds opening new positions, 176 increasing their positions, 172 reducing their positions, and 85 closing their positions.

New
Increased
Maintained
Reduced
Closed

84% more call options, than puts

Call options by funds: $251M | Put options by funds: $136M

2% more repeat investments, than reductions

Existing positions increased: 176 | Existing positions reduced: 172

2.15% less ownership

Funds ownership: 48.72%46.56% (-2.2%)

6% less funds holding

Funds holding: 507475 (-32)

16% less capital invested

Capital invested by funds: $25B → $21.1B (-$3.92B)

21% less funds holding in top 10

Funds holding in top 10: 1411 (-3)

26% less first-time investments, than exits

New positions opened: 63 | Existing positions closed: 85

Holders
475
Holders Change
-32
Holders Change %
-6.31%
% of All Funds
5.85%
Holding in Top 10
11
Holding in Top 10 Change
-3
Holding in Top 10 Change %
-21.43%
% of All Funds
0.14%
New
63
Increased
176
Reduced
172
Closed
85
Calls
$251M
Puts
$136M
Net Calls
+$115M
Net Calls Change
-$84.4M
Name Holding Trade Value Shares
Change
Change in
Stake
NG
526
Norden Group
Utah
-$256K -304 Closed
Nomura Holdings
527
Nomura Holdings
Japan
-$255K -303 Closed
BC
528
Bridgefront Capital
Texas
-$240K -285 Closed
GAM
529
Gotham Asset Management
New York
-$229K -272 Closed
NRC
530
New Republic Capital
North Carolina
-$227K -270 Closed
PCIA
531
Prime Capital Investment Advisors
Kansas
-$224K -266 Closed
FB
532
Fulton Bank
Pennsylvania
-$212K -252 Closed
DAS
533
Diversify Advisory Services
Utah
-$200K -250 Closed
OL
534
Optas LLC
Texas
-$204K -242 Closed
BF
535
Brucke Financial
Indiana
-$201K -239 Closed
ACM
536
Aquatic Capital Management
Illinois
-$125K -149 Closed
HI
537
Horizon Investments
North Carolina
-$79.9K -95 Closed
Fidelity International
538
Fidelity International
Bermuda
-$63.9K -76 Closed
CIAM
539
Caitong International Asset Management
Hong Kong
-$33.6K -40 Closed
SSG
540
Summit Securities Group
New York
-$16.8K -20 Closed
BSB
541
Bangor Savings Bank
Maine
-$12.6K -15 Closed
DWM
542
Darwin Wealth Management
Florida
-$12.6K -15 Closed
RS
543
Rakuten Securities
Japan
-$12.6K -15 Closed
CIA
544
Cape Investment Advisory
Georgia
-$11.8K -14 Closed
CFS
545
Compass Financial Services
Iowa
-$11.8K -14 Closed
QA
546
Quattro Advisors
Pennsylvania
-$5.89K -7 Closed
HCM
547
Hollencrest Capital Management
California
-$5.05K -6 Closed
CA
548
CoreCap Advisors
Michigan
-$4.21K -5 Closed
EW
549
Elyxium Wealth
California
-$4.33K -5 Closed
CTC
550
Central Trust Company
Missouri
-$3.36K -4 Closed