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Jefferies Financial Group’s argenx ARGX Stock Holding History

Jefferies Financial Group’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
2026
Q1 		– Sell
-100
Closed -$84.1K – 1721
2025
Q4 		$84.1K Sell
100
-2,900
-97% -$2.48M ﹤0.01% 1722
2025
Q3 		$2.21M Buy
3,000
+2,000
+200% +$1.32M 0.01% 610
2025
Q2 		$551K Buy
+1,000
New +$580K ﹤0.01% 880
2025
Q1 		– Sell
-14,000
Closed -$8.61M – 1601
2024
Q4 		$8.61M Sell
14,000
-4,700
-25% -$2.75M 0.05% 257
2024
Q3 		$10.1M Hold
18,700
– – 0.07% 172
2024
Q2 		$8.04M Buy
+18,700
New +$7.16M 0.09% 186
2024
Q1 		– Sell
-2,400
Closed -$913K – 1601
2023
Q4 		$913K Sell
2,400
-2,700
-53% -$1.26M 0.01% 994
2023
Q3 		$2.51M Sell
5,100
-1,200
-19% -$587K 0.02% 551
2023
Q2 		$2.46M Buy
+6,300
New +$2.48M 0.02% 594

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

Jefferies Financial Group's ARGX Position: Q1 2026 in Review

Jefferies Financial Group increased its argenx (ARGX) stake by 0.02% in Q1 2026, buying an estimated $3.91K and bringing the position to 30,005 shares worth $21.9M. The position accounts for 0.15% of the portfolio, ranked #109.

Jefferies Financial Group first reported a position in ARGX in Q2 2023 and has held it in 12 quarters since. The position peaked at $133M in Q4 2024. 475 funds tracked by Wall St. Rank hold ARGX as of Q1 2026.

  • Jefferies Financial Group held 30,005 shares of argenx worth $21.9M as of Q1 2026.
  • Jefferies Financial Group bought 5 argenx shares in Q1 2026, an estimated $3.91K.
  • argenx made up 0.15% of Jefferies Financial Group's portfolio in Q1 2026, its #109 holding.
  • Jefferies Financial Group first reported a position in argenx in Q2 2023 and has held it in 12 quarters since.
  • Jefferies Financial Group's argenx position peaked at $133M in Q4 2024.
  • 475 funds tracked by Wall St. Rank held argenx as of Q1 2026.

Based on Jefferies Financial Group's 13F filing for Q1 2026, filed 8 May 2026.