Ameriprise
ARGX icon

Ameriprise’s argenx ARGX Stock Holding History

Ameriprise’s Portfolio ARGX Stock Details ARGX Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2025
Q4 		– Sell
-4,000
Closed -$2.95M – 4081
2025
Q3 		$2.95M Buy
4,000
+1,700
+74% +$1.12M ﹤0.01% 2772
2025
Q2 		$1.27M Sell
2,300
-1,800
-44% -$1.04M ﹤0.01% 3169
2025
Q1 		$2.43M Buy
+4,100
New +$2.59M ﹤0.01% 2798

Other funds holding ARGX

Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return
T. Rowe Price Associates
T. Rowe Price Associates Baltimore, Maryland $865B AUM 30.76% 1-Year Est. Return
Janus Henderson Group
Janus Henderson Group London, United Kingdom $209B AUM 37.72% 1-Year Est. Return
Capital World Investors
Capital World Investors Los Angeles, California $733B AUM 35.63% 1-Year Est. Return
Artisan Partners
Artisan Partners Milwaukee, Wisconsin $62.3B AUM 26.25% 1-Year Est. Return
Wellington Management Group
Wellington Management Group Boston, Massachusetts $535B AUM 26.23% 1-Year Est. Return
ACA
Avoro Capital Advisors New York $10.2B AUM 149.19% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
RI
RTW Investments New York $10B AUM 135.35% 1-Year Est. Return
Invesco
Invesco Atlanta, Georgia $1.02T AUM 30.18% 1-Year Est. Return

Ameriprise's ARGX Position: Q1 2026 in Review

Ameriprise increased its argenx (ARGX) stake by 15% in Q1 2026, buying an estimated $22.5M and bringing the position to 215,910 shares worth $158M. The position accounts for 0.04% of the portfolio, ranked #424.

Ameriprise first reported a position in ARGX in Q3 2019 and has held it in 27 quarters since. 476 funds tracked by Wall St. Rank hold ARGX as of Q1 2026.

  • Ameriprise held 215,910 shares of argenx worth $158M as of Q1 2026.
  • Ameriprise bought 28,771 argenx shares in Q1 2026, an estimated $22.5M.
  • argenx made up 0.04% of Ameriprise's portfolio in Q1 2026, its #424 holding.
  • Ameriprise first reported a position in argenx in Q3 2019 and has held it in 27 quarters since.
  • 476 funds tracked by Wall St. Rank held argenx as of Q1 2026.

Based on Ameriprise's 13F filing for Q1 2026, filed 15 May 2026.