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ROMAN BUTLER FULLERTON & CO

Position in ARGX — Argenx SE

CIK 733444 ST LOUIS, MO

Position in ARGX

as of Jun 30, 2026 · filed Aug 6, 2026
Position Value
$394,302
+$83,151 QoQ
Shares Held
425
+14.9% QoQ
Ownership
0.001%
of shares outstanding
% of Portfolio
0.13%
of 13F equity value
Holder Rank
#327
of 504 holders
Holding Since
Sep 2025
3 quarters on record
Voting authority Sole 0% Shared 0% None 100%

Common Shares in ARGX Over Time

Shares Held

Position Value (USD)

Position in Biotechnology

Healthcare · as of Jun 30, 2026

ROMAN BUTLER FULLERTON & CO holds $1,579,980 across 3 Biotechnology names. ARGX ranks #2 (25.0% of the industry book) .

# Ticker Company Shares Value (USD) Open
2 ARGX
Argenx SE
This page
425 $394,302

All Filings in ARGX

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3 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $394,302 425
2025-12-31 $311,151 370
2025-09-30 $272,897 370