SEC 13F Intelligence

Ecor1 Capital, LLC / ARGX

Ecor1 Capital, LLC’s Argenx SE Position

Does Ecor1 Capital, LLC own Argenx SE (ARGX)? Not currently — the last reported position was 301.0K shares worth $115M in Q4 2023; the fund’s latest 13F (Q1 2026) no longer reports it.

Position Value
$115M
Q4 2023
Shares
301.0K
% of Portfolio
+2.97%
Quarters Held
9
position exited

Position History ARGX

Reported value by quarter
Q4 ’18: $79MQ4 ’18Q1 ’19: $103MQ2 ’19: $82MQ2 ’19Q3 ’19: $61MQ4 ’19: $32MQ4 ’19Q1 ’22: $39MQ2 ’22: $47MQ2 ’22Q3 ’22: $6MQ4 ’23: $115MQ4 ’23filingsflow.com
QuarterSharesValue% of Portfolio
Q4 2023301.0K$115M+2.97%
Q3 202217.5K$6M+0.18%
Q2 2022125.0K$47M+1.63%
Q1 2022125.0K$39M+1.23%
Q4 2019202.1K$32M+2.92%
Q3 2019531.2K$61M+7.64%
Q2 2019581.2K$82M+8.31%
Q1 2019825.1K$103M+9.50%
Q4 2018825.1K$79M+7.93%

Common-stock position only; options are excluded. Quarters where the fund filed no 13F or reported no position are absent. See Ecor1 Capital, LLC’s full portfolio or all institutional holders of ARGX.