ARGX

argenx
D

ARGX

Arincen71/100B

Who owns argenx?

Institutions own 46.0% of argenx's shares, through 528 funds, banks and other managers that report their holdings to the SEC; individual investors and others hold the rest. The largest on 30 June 2026 were FMR LLC (8.4%), Price T Rowe Associates Inc (4.3%), Jupiter Topco LLC (4.0%).

Institutions own
46.0%
Institutional holders
528
The 10 largest hold
29.2%
Free float
99.8%
Holdings as of
30 Jun 2026

Who owns the shares

10 largest holders 29.2% Other institutions 16.8% Individuals and others 54.0%

Shares free to trade

Free float 62.76M shares ·99.8% Closely held 121.91K shares ·0.2%

Closely held shares belong to insiders, founders and owners of more than 5%, and seldom change hands. The free float is the rest: the shares anyone can buy and sell.

The largest shareholders

#HolderSharesOf the companyValueChange last quarter (shares)
1FMR LLC5,231,4528.41%4.85B USD+240,418
2Price T Rowe Associates Inc2,678,0474.31%2.48B USD-696,908
3Jupiter Topco LLC2,474,0153.98%2.30B USDNew position
4Capital World Investors2,199,7703.54%2.04B USD-56,446
5Artisan Partners Limited Partnership1,508,7782.43%1.40B USD+40,796
6Avoro Capital Advisors LLC1,000,0001.61%927.77M USD0
7Wellington Management Group LLP930,5481.50%863.33M USD-90,909
8BlackRock, Inc.777,2371.25%721.10M USD-31,100
9Rtw Investments, LP709,4461.14%658.20M USD0
10Morgan Stanley643,1231.03%596.67M USD+82,412

All institutions last quarter

Bought or added
350 · 84 new
Sold or cut
219 · 52 sold out
Net shares bought
-564.94K · 524.14M USD
Institutional ownership
47.0% → 46.0%

Biggest buyers last quarter

  • Jupiter Topco LLCNew position
  • FMR LLC+240,418
  • Bessemer Group Inc+203,528
  • Barclays PLC+128,927
  • Capital Research Global InvestorsNew position

Biggest sellers last quarter

  • Price T Rowe Associates Inc-696,908
  • Invesco Ltd.-150,707
  • Fiera Capital Corp-126,775
  • Wellington Management Group LLP-90,909
  • Susquehanna International Group, LLP-61,200

From the holders' 13F filings with the SEC for the quarter to 30 Jun 2026, filed up to 45 days after it; the buyers and sellers are among the 100 largest holders.

Common questions about argenx's shareholders

Source: Financial Modeling Prep

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