WP
ARGX icon

Woodline Partners’s argenx ARGX Stock Holding History

Woodline Partners’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 		$51.1M Buy
+55,025
New +$45.4M 0.16% 172
2026
Q1 		– Sell
-45,426
Closed -$38.2M – 1032
2025
Q4 		$38.2M Sell
45,426
-124,050
-73% -$106M 0.15% 178
2025
Q3 		$125M Buy
169,476
+129,205
+321% +$85.2M 0.59% 24
2025
Q2 		$22.2M Sell
40,271
-49,525
-55% -$28.7M 0.12% 256
2025
Q1 		$53.1M Buy
89,796
+15,559
+21% +$9.82M 0.35% 76
2024
Q4 		$45.7M Buy
74,237
+55,656
+300% +$32.6M 0.31% 92
2024
Q3 		$10.1M Sell
18,581
-38,190
-67% -$19.3M 0.08% 293
2024
Q2 		$24.4M Buy
+56,771
New +$21.7M 0.23% 139
2024
Q1 		– Sell
-993
Closed -$378K – 537
2023
Q4 		$378K Buy
+993
New +$463K ﹤0.01% 439
2023
Q2 		– Sell
-1,115
Closed -$415K – 633
2023
Q1 		$415K Buy
+1,115
New +$413K 0.01% 538
2022
Q4 		– Sell
-17,236
Closed -$6.08M – 758
2022
Q3 		$6.08M Sell
17,236
-9,948
-37% -$3.69M 0.09% 263
2022
Q2 		$10.3M Sell
27,184
-25,795
-49% -$8.31M 0.16% 171
2022
Q1 		$16.7M Buy
+52,979
New +$15.4M 0.27% 118
2021
Q3 		– Sell
-44,769
Closed -$13.5M – 681
2021
Q2 		$13.5M Buy
44,769
+38,229
+585% +$10.9M 0.25% 107
2021
Q1 		$1.8M Buy
+6,540
New +$2.07M 0.04% 301

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

Woodline Partners's ARGX Position: Q2 2026 in Review

Woodline Partners opened a new position in argenx (ARGX) in Q2 2026: 55,025 shares worth $51.1M. The stake represents 0.16% of the portfolio and ranks #172 among its holdings. This is a return to the name: Woodline Partners previously reported a position in ARGX as recently as Q4 2025.

Woodline Partners first reported a position in ARGX in Q1 2021 and has held it in 15 quarters since. The position peaked at $125M in Q3 2025. 508 funds tracked by Wall St. Rank hold ARGX as of Q2 2026.

  • Woodline Partners held 55,025 shares of argenx worth $51.1M as of Q2 2026.
  • argenx was a new Woodline Partners position in Q2 2026.
  • argenx made up 0.16% of Woodline Partners's portfolio in Q2 2026, its #172 holding.
  • Woodline Partners first reported a position in argenx in Q1 2021 and has held it in 15 quarters since.
  • Woodline Partners's argenx position peaked at $125M in Q3 2025.
  • 508 funds tracked by Wall St. Rank held argenx as of Q2 2026.

Based on Woodline Partners's 13F filing for Q2 2026, filed 14 Aug 2026.