ARGENX SE - ADR (ARGX) Stock Institutional Trading Activity


ARGENX SE - ADR (ARGX) position changes reported by tracked institutional filers across multiple SEC 13F reporting periods. Based on recent SEC 13F filings (Q3 2025), investors with some of the largest reported share count changes include Sequoia Financial Advisors, Renaissance Technologies LLC, and Lone Pine Capital. Explore insights into buying and selling patterns, position changes, and investment conviction levels to understand institutional trading behavior and market dynamics.

Explore more:

Portfolio quarterNameTypeQuantityRemainingReported stock balance
Q3 2025Sequoia Financial AdvisorsBuy621,895$1,397,677
Q2 2025Sequoia Financial AdvisorsBuy41,833$1,010,387
Q1 2025Sequoia Financial AdvisorsBuy241,829$1,082,521
Q4 2024Sequoia Financial AdvisorsBuy941,805$1,110,075
Q3 2024Sequoia Financial AdvisorsSell-21,711$927,499
Q2 2024Sequoia Financial AdvisorsBuy521,713$736,659
Q1 2024Renaissance Technologies LLCSell-103,5001,200$472
Q1 2024Sequoia Financial AdvisorsSell-921,661$653,970
Q4 2023Sequoia Financial AdvisorsBuy11,753$666,894
Q3 2023Renaissance Technologies LLCSell-9,300104,700$51,474
Q3 2023Sequoia Financial AdvisorsBuy461,752$861,337
Q2 2023Renaissance Technologies LLCBuy14,400114,000$44,429
Q2 2023Sequoia Financial AdvisorsBuy1341,706$664,880
Q1 2023Renaissance Technologies LLCBuy15,50099,600$37,109
Q1 2023Sequoia Financial AdvisorsSell-61,572$585,696
Q4 2022Renaissance Technologies LLCBuy73,50084,100$31,860
Q4 2022Sequoia Financial AdvisorsBuy1,5781,578$597,794
Q3 2022Renaissance Technologies LLCSell-25,27410,600$3,742
Q3 2021Renaissance Technologies LLCBuy6,27435,874$10,834
Q2 2021Renaissance Technologies LLCSell-3,12229,600$8,912
Q1 2021Renaissance Technologies LLCSell-35,97832,722$9,011
Q1 2021Lone Pine CapitalBuy10,000546,259$150,434
Q4 2020Renaissance Technologies LLCSell-26,20068,700$20,204
Q4 2020Lone Pine CapitalBuy536,259536,259$157,708
Q3 2020Renaissance Technologies LLCSell-35,11494,900$24,913
Q2 2020Renaissance Technologies LLCBuy78,641130,014$29,283
Q1 2020Renaissance Technologies LLCBuy26,28251,373$6,767
Q4 2019Renaissance Technologies LLCSell-40925,091$4,028
Q3 2019Renaissance Technologies LLCSell-56,90025,500$2,906
Q2 2019Renaissance Technologies LLCBuy39,30082,400$11,666

Frequently asked questions about ARGX activity

  • Which institutional owners are buying ARGX?

    Institutional owners buying ARGX include investors who have either initiated new positions or increased their existing holdings based on recent SEC 13F filings. The activity table above highlights which funds added shares in the latest reporting periods and how their positions changed over time.

  • What does "buy" mean in ARGX activity?

    "Buy" means an investor increased their reported position in ARGX compared to the prior reporting period. This reflects growing exposure to ARGENX SE - ADR (ARGX) rather than necessarily a brand-new position (though new positions also appear as buys when prior quantity was zero).

  • Is institutional interest in ARGX increasing?

    Institutional interest in ARGX can be assessed by comparing the number of tracked funds adding or increasing positions versus those trimming or exiting across the periods shown. A higher number of additions typically signals increasing participation among large filers, but it should be read alongside position sizes and the full table.