Walleye Trading
ARGX icon

Walleye Trading’s argenx ARGX Stock Holding History

Walleye Trading’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 		$73K Sell
100
-400
-80% -$313K ﹤0.01% 3569
2025
Q4 		$420K Buy
500
+200
+67% +$171K ﹤0.01% 2934
2025
Q3 		$221K Sell
300
-2,900
-91% -$1.91M ﹤0.01% 3304
2025
Q2 		$1.76M Buy
3,200
+1,100
+52% +$638K ﹤0.01% 1803
2025
Q1 		$1.24M Buy
+2,100
New +$1.33M ﹤0.01% 1928
2024
Q2 		– Sell
-2,600
Closed -$1.02M – 4241
2024
Q1 		$1.02M Sell
2,600
-12,200
-82% -$4.73M ﹤0.01% 2231
2023
Q4 		$5.63M Buy
14,800
+14,700
+14,700% +$6.85M 0.01% 1174
2023
Q3 		$49.2K Sell
100
-7,400
-99% -$3.62M ﹤0.01% 4213
2023
Q2 		$2.92M Buy
7,500
+6,300
+525% +$2.48M 0.01% 1363
2023
Q1 		$447K Sell
1,200
-2,300
-66% -$851K ﹤0.01% 2893
2022
Q4 		$1.33M Buy
+3,500
New +$1.31M ﹤0.01% 2000
2022
Q1 		– Sell
-1,700
Closed -$595K – 5293
2021
Q4 		$595K Buy
+1,700
New +$517K ﹤0.01% 2767

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

Walleye Trading's ARGX Position: Q1 2026 in Review

Walleye Trading reduced its argenx (ARGX) stake by 86% in Q1 2026, selling an estimated $1.17M and leaving 243 shares worth $177K. The position accounts for ﹤0.01% of the portfolio, ranked #3186.

Walleye Trading first reported a position in ARGX in Q3 2023 and has held it in 7 quarters since. The position peaked at $2.74M in Q4 2023. 475 funds tracked by Wall St. Rank hold ARGX as of Q1 2026.

  • Walleye Trading held 243 shares of argenx worth $177K as of Q1 2026.
  • Walleye Trading sold 1,498 argenx shares in Q1 2026, an estimated $1.17M.
  • argenx made up ﹤0.01% of Walleye Trading's portfolio in Q1 2026, its #3186 holding.
  • Walleye Trading first reported a position in argenx in Q3 2023 and has held it in 7 quarters since.
  • Walleye Trading's argenx position peaked at $2.74M in Q4 2023.
  • 475 funds tracked by Wall St. Rank held argenx as of Q1 2026.

Based on Walleye Trading's 13F filing for Q1 2026, filed 11 May 2026.