We are live on ! Find out more

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
Neuberger Berman Group
226
Neuberger Berman Group
New York
$1.05M +$97K +124 +9%
Sumitomo Mitsui Trust Group
227
Sumitomo Mitsui Trust Group
Japan
$1.05M -$75.9K -97 -6%
HFS
228
Hantz Financial Services
Michigan
$1.05M -$347K -444 -24%
SP
229
SIH Partners
Delaware
$1.04M +$1.11M +1,418 New
KIA
230
Knollwood Investment Advisory
Maryland
$1.01M
P
231
&Partners
Tennessee
$1.01M -$406K -519 -27%
KeyBank National Association
232
KeyBank National Association
Ohio
$976K -$441K -564 -30%
VA
233
Vident Advisory
Georgia
$965K +$127K +162 +14%
GC
234
Gilbert & Cook
Iowa
$945K -$9.39K -12 -0.9%
ProShare Advisors
235
ProShare Advisors
Maryland
$927K -$13.3K -17 -1%
PS
236
Principal Securities
Iowa
$919K -$233K -298 -19%
DS
237
DRW Securities
Illinois
$911K
FC
238
FORA Capital
Florida
$906K -$317K -405 -25%
PAS
239
Park Avenue Securities
New York
$903K -$541K -691 -36%
RFC
240
Regions Financial Corp
Alabama
$900K -$174K -222 -15%
LWAM
241
Legacy Wealth Asset Management
Minnesota
$897K +$5.48K +7 +0.6%
FTUS
242
Flow Traders U.S.
New York
$896K +$960K +1,227 New
BA
243
Bridgewater Associates
Connecticut
$887K +$950K +1,214 New
CG
244
Caprock Group
Idaho
$860K -$62.6K -80 -6%
TI
245
Tidal Investments
Wisconsin
$846K +$934K +1,194 New
LFAS
246
Level Four Advisory Services
Texas
$826K +$9.39K +12 +1%
AI
247
AdvisorShares Investments
Maryland
$825K +$23.5K +30 +3%
FFL
248
Future Fund LLC
Illinois
$818K +$5.48K +7 +0.6%
QIM
249
Quantitative Investment Management
Virginia
$798K -$118K -151 -12%
NYLIM
250
New York Life Investment Management
New York
$781K +$72.8K +93 +10%