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Campbell & Co Investment Adviser’s argenx ARGX Stock Holding History

Campbell & Co Investment Adviser’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
Q2 		$203K Sell
219
-8,815
-98% -$7.27M 0.01% 976
2026
Q1 		$6.6M Sell
9,034
-2,143
-19% -$1.68M 0.38% 39
2025
Q4 		$9.4M Buy
11,177
+8,178
+273% +$7M 0.45% 19
2025
Q3 		$2.21M Sell
2,999
-2,536
-46% -$1.67M 0.17% 154
2025
Q2 		$3.05M Buy
5,535
+3,207
+138% +$1.86M 0.19% 130
2025
Q1 		$1.38M Buy
+2,328
New +$1.47M 0.11% 308
2023
Q3 		– Sell
-858
Closed -$334K – 930
2023
Q2 		$334K Sell
858
-3,143
-79% -$1.24M 0.06% 611
2023
Q1 		$1.49M Buy
4,001
+406
+11% +$150K 0.28% 62
2022
Q4 		$1.36M Sell
3,595
-834
-19% -$312K 0.33% 44
2022
Q3 		$1.56M Buy
4,429
+3,001
+210% +$1.11M 0.36% 44
2022
Q2 		$541K Sell
1,428
-909
-39% -$293K 0.15% 250
2022
Q1 		$737K Buy
2,337
+537
+30% +$156K 0.2% 145
2021
Q4 		$630K Buy
1,800
+500
+38% +$152K 0.22% 133
2021
Q3 		$393K Buy
+1,300
New +$412K 0.13% 290

Other funds holding ARGX

Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return
T. Rowe Price Associates
T. Rowe Price Associates Baltimore, Maryland $999B AUM 46.22% 1-Year Est. Return
JT
Jupiter Topco New York $245B AUM
Capital World Investors
Capital World Investors Los Angeles, California $846B AUM 46.74% 1-Year Est. Return
Artisan Partners
Artisan Partners Milwaukee, Wisconsin $63.1B AUM 35.51% 1-Year Est. Return
ACA
Avoro Capital Advisors New York $11.1B AUM 207.82% 1-Year Est. Return
Wellington Management Group
Wellington Management Group Boston, Massachusetts $580B AUM 38.23% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
RI
RTW Investments New York $11.7B AUM 174.13% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.89T AUM 35.08% 1-Year Est. Return

Campbell & Co Investment Adviser's ARGX Position: Q2 2026 in Review

Campbell & Co Investment Adviser reduced its argenx (ARGX) stake by 98% in Q2 2026, selling an estimated $7.27M and leaving 219 shares worth $203K. The position accounts for 0.01% of the portfolio, ranked #976.

Campbell & Co Investment Adviser first reported a position in ARGX in Q3 2021 and has held it in 14 quarters since. The position peaked at $9.4M in Q4 2025. 505 funds tracked by Wall St. Rank hold ARGX as of Q2 2026.

  • Campbell & Co Investment Adviser held 219 shares of argenx worth $203K as of Q2 2026.
  • Campbell & Co Investment Adviser sold 8,815 argenx shares in Q2 2026, an estimated $7.27M.
  • argenx made up 0.01% of Campbell & Co Investment Adviser's portfolio in Q2 2026, its #976 holding.
  • Campbell & Co Investment Adviser first reported a position in argenx in Q3 2021 and has held it in 14 quarters since.
  • Campbell & Co Investment Adviser's argenx position peaked at $9.4M in Q4 2025.
  • 505 funds tracked by Wall St. Rank held argenx as of Q2 2026.

Based on Campbell & Co Investment Adviser's 13F filing for Q2 2026, filed 3 Aug 2026.