Follow The Filings

ARGX Argenx SE

Health Care, filed as ARGENX SE (SPONSORED ADR), Equity As of 2026 Q2 among managers we track Quote on Google Finance, opens in a new tab

  • 1 Owner
  • Max 0.2%
  • $127M
  • 1 reduce

In 2026 Q2 Ron Baron trimmed Argenx.

Who owns this now

Largest portfolio weights among holders, up to 0.2% (Ron Baron, Bamco Inc. (Baron Capital)). Not free-float ownership.

  1. Ron Baron Reduce 0.19%

Who owns ARGX

Sorted by value, long equity only, as of 2026 Q2.

History
Ron Baron, Bamco Inc. (Baron Capital) 0.19%, was 0.31% Reduce −1.4% 136,654 $127M History

1 current, options excluded

Weight bar: held both quarters added sold at this quarter’s reported price

Congress

1 member of Congress traded ARGX in the last three years: 1 buy and 0 sales.

All Congress trades
  1. Alan Armstrong R-OK Buy $1K–$15K Mar 30 filed Jul 21

SEC filings

Recent issuer filings from EDGAR, 25 shown.

Filed Form Detail Links
6-K Filing Doc
6-K FORM 6-K Filing Doc
6-K FORM 6-K Filing Doc
6-K FORM 6-K Filing Doc
6-K Filing Doc
6-K FORM 6-K Filing Doc
SCHEDULE 13G/A — Filing Doc
6-K FORM 6-K Filing Doc
6-K FORM 6-K Filing Doc
6-K Filing Doc
6-K FORM 6-K Filing Doc
6-K FORM 6-K Filing Doc
6-K FORM 6-K Filing Doc
6-K Filing Doc
SCHEDULE 13G/A — Filing Doc
6-K FORM 6-K Filing Doc
6-K FORM 6-K Filing Doc
6-K FORM 6-K Filing Doc
6-K Filing Doc
20-F Filing Doc
6-K FORM 6-K Filing Doc
6-K FORM 6-K Filing Doc
6-K Filing Doc
6-K FORM 6-K Filing Doc
6-K FORM 6-K Filing Doc

Source: SEC EDGAR submissions, updated 8 days ago. All on EDGAR

Ownership over time

13Fs that reported it each quarter. Click a bar for that quarter’s holders.