Citigroup
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Citigroup’s argenx ARGX Stock Holding History

Citigroup’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
2024
Q2 		– Sell
-10,800
Closed -$4.25M – 5573
2024
Q1 		$4.25M Buy
+10,800
New +$4.18M ﹤0.01% 1823
2023
Q4 		– Sell
-9,000
Closed -$4.42M – 5689
2023
Q3 		$4.42M Buy
+9,000
New +$4.4M ﹤0.01% 1503

Other funds holding ARGX

Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.32T AUM 44.66% 1-Year Est. Return
Capital World Investors
Capital World Investors Los Angeles, California $824B AUM 37.44% 1-Year Est. Return
Artisan Partners
Artisan Partners Milwaukee, Wisconsin $54.9B AUM 27.38% 1-Year Est. Return
BlackRock
BlackRock New York $6.79T AUM 37.06% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.96T AUM 27.49% 1-Year Est. Return
Invesco
Invesco Atlanta, Georgia $1.27T AUM 50.62% 1-Year Est. Return
Sands Capital Management
Sands Capital Management Arlington, Virginia $24.8B AUM 30.34% 1-Year Est. Return
Bessemer Group
Bessemer Group Woodbridge, New Jersey $72.8B AUM 32.97% 1-Year Est. Return
Franklin Resources
Franklin Resources San Mateo, California $474B AUM 32.39% 1-Year Est. Return
William Blair Investment Management
William Blair Investment Management Chicago, Illinois $30.8B AUM 33.92% 1-Year Est. Return

Citigroup's ARGX Position: Q3 2026 in Review

Citigroup increased its argenx (ARGX) stake by 36% in Q3 2026, buying an estimated $2.67M and bringing the position to 10,727 shares worth $10.3M. The position accounts for ﹤0.01% of the portfolio, ranked #1600.

Citigroup first reported a position in ARGX in Q3 2018 and has held it in 33 quarters since. The position peaked at $11.4M in Q3 2023. 441 funds tracked by Wall St. Rank hold ARGX as of Q3 2026.

  • Citigroup held 10,727 shares of argenx worth $10.3M as of Q3 2026.
  • Citigroup bought 2,844 argenx shares in Q3 2026, an estimated $2.67M.
  • argenx made up ﹤0.01% of Citigroup's portfolio in Q3 2026, its #1600 holding.
  • Citigroup first reported a position in argenx in Q3 2018 and has held it in 33 quarters since.
  • Citigroup's argenx position peaked at $11.4M in Q3 2023.
  • 441 funds tracked by Wall St. Rank held argenx as of Q3 2026.

Based on Citigroup's 13F filing for Q3 2026, filed 4 Nov 2026.