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ARGENX SE (ARGX)

Name: ARGENX SE (ARGX) — Institutional ownership, SEC filings and insider activity
Creator: Sightfile
License: https://www.sec.gov/privacy#dissemination

Institutional ownership, SEC filings and insider activity

Sector: Healthcare & Pharma · SEC CIK 0001697862 · EDGAR filings · Updated 2026-07-28

ARGENX SE (ARGX) has reported institutional ownership of 46.6%, with 474 institutional managers holding positions valued at $21.1B per the latest 13F reporting period.

Institutional ownership

46.6%

Institutional managers

474

Reported 13F value

$21.1B

Filings this week (4)

2026-07-28 — SC TO-C filed
2026-07-27 — SC TO-C filed
2026-07-27 — Foreign issuer report (6-K) filed
2026-07-23 — Foreign issuer report (6-K) filed

Every filing links to the official SEC document. Real-time filing alerts for this company are available inside the app.

Latest updates

2026-06-23 — Foreign issuer report (6-K) filed
2026-06-03 — Foreign issuer report (6-K) filed
2026-05-11 — Foreign issuer report (6-K) filed
2026-05-07 — Foreign issuer report (6-K) filed
2026-05-06 — Foreign issuer report (6-K) filed
2026-05-06 — SCHEDULE 13G/A filed
2026-04-20 — Foreign issuer report (6-K) filed
2026-03-20 — Foreign issuer report (6-K) filed

Institutional ownership overview

According to SEC 13F filings tracked by Sightfile, ARGENX SE has 474 institutional holders and institutional ownership of 46.6%.

#	Institution	Reported value	% of tracked total
1	FMR LLC	$3.64B	17.3%
2	PRICE T ROWE ASSOCIATES INC /MD/	$2.46B	11.7%
3	JANUS HENDERSON GROUP PLC	$1.85B	8.8%
4	Capital World Investors	$1.65B	7.8%
5	Artisan Partners Limited Partnership	$1.07B	5.1%
6	WELLINGTON MANAGEMENT GROUP LLP	$745.9M	3.5%
7	Avoro Capital Advisors LLC	$730.2M	3.5%
8	BlackRock, Inc.	$590.3M	2.8%
9	RTW INVESTMENTS, LP	$518.1M	2.5%
10	Invesco Ltd.	$434.3M	2.1%

Full holder history and quarter-over-quarter changes are available inside the app.

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See full history, cross-references and alerts on Sightfile

Sightfile provides information only — not investment advice, recommendations, or an assessment of any security. Data is derived from official public sources (SEC EDGAR and U.S. government agencies), may contain errors or delays, and should be verified against the source filing before relying on it.
Data sources: SEC EDGAR (filings, 13F, FTD), aggregated by Sightfile. Page updated 2026-07-28.