Citadel Advisors’s argenx ARGX Stock Holding History
Bought
Maintained
Sold
| Quarter | Market Value | Status | Shares |
Change in Stake | Trade Value | Portfolio Weight | Portfolio Position | |
|---|---|---|---|---|---|---|---|---|
|
2026
Q1 | $30.4M | Buy |
41,600
+17,500
| +73% | +$13.7M | ﹤0.01% | 1855 |
|
|
2025
Q4 | $20.3M | Sell |
24,100
-2,800
| -10% | -$2.4M | ﹤0.01% | 2320 |
|
|
2025
Q3 | $19.8M | Buy |
26,900
+9,200
| +52% | +$6.07M | ﹤0.01% | 2351 |
|
|
2025
Q2 | $9.76M | Sell |
17,700
-3,800
| -18% | -$2.21M | ﹤0.01% | 3059 |
|
|
2025
Q1 | $12.7M | Sell |
21,500
-10,400
| -33% | -$6.56M | ﹤0.01% | 2548 |
|
|
2024
Q4 | $19.6M | Buy |
31,900
+3,400
| +12% | +$1.99M | ﹤0.01% | 2178 |
|
|
2024
Q3 | $15.4M | Sell |
28,500
-200
| -0.7% | -$101K | ﹤0.01% | 2342 |
|
|
2024
Q2 | $12.3M | Sell |
28,700
-4,700
| -14% | -$1.8M | ﹤0.01% | 2517 |
|
|
2024
Q1 | $13.2M | Sell |
33,400
-51,200
| -61% | -$19.8M | ﹤0.01% | 2568 |
|
|
2023
Q4 | $32.2M | Buy |
84,600
+44,800
| +113% | +$20.9M | 0.01% | 1558 |
|
|
2023
Q3 | $19.6M | Sell |
39,800
-4,700
| -11% | -$2.3M | ﹤0.01% | 1884 |
|
|
2023
Q2 | $17.3M | Buy |
44,500
+6,300
| +16% | +$2.48M | ﹤0.01% | 2034 |
|
|
2023
Q1 | $14.2M | Buy |
38,200
+10,300
| +37% | +$3.81M | ﹤0.01% | 2334 |
|
|
2022
Q4 | $10.6M | Buy |
27,900
+13,300
| +91% | +$4.97M | ﹤0.01% | 2755 |
|
|
2022
Q3 | $5.16M | Sell |
14,600
-13,300
| -48% | -$4.93M | ﹤0.01% | 3806 |
|
|
2022
Q2 | $10.6M | Sell |
27,900
-800
| -3% | -$258K | ﹤0.01% | 2616 |
|
|
2022
Q1 | $9.05M | Sell |
28,700
-4,100
| -13% | -$1.19M | ﹤0.01% | 3100 |
|
|
2021
Q4 | $11.5M | Buy |
32,800
+19,800
| +152% | +$6.02M | ﹤0.01% | 2835 |
|
|
2021
Q3 | $3.93M | Buy |
13,000
+2,600
| +25% | +$824K | ﹤0.01% | 4791 |
|
|
2021
Q2 | $3.13M | Sell |
10,400
-8,000
| -43% | -$2.27M | ﹤0.01% | 5497 |
|
|
2021
Q1 | $5.07M | Sell |
18,400
-13,900
| -43% | -$4.39M | ﹤0.01% | 4233 |
|
|
2020
Q4 | $9.5M | Buy |
32,300
+14,800
| +85% | +$4.07M | ﹤0.01% | 2709 |
|
|
2020
Q3 | $4.59M | Sell |
17,500
-5,400
| -24% | -$1.3M | ﹤0.01% | 3284 |
|
|
2020
Q2 | $5.16M | Buy |
22,900
+7,000
| +44% | +$1.24M | ﹤0.01% | 3045 |
|
|
2020
Q1 | $2.1M | Sell |
15,900
-22,900
| -59% | -$3.35M | ﹤0.01% | 4069 |
|
|
2019
Q4 | $6.23M | Buy |
38,800
+400
| +1% | +$54.1K | ﹤0.01% | 2811 |
|
|
2019
Q3 | $4.38M | Buy |
38,400
+32,600
| +562% | +$4.41M | ﹤0.01% | 3291 |
|
|
2019
Q2 | $821K | Buy |
5,800
+2,600
| +81% | +$330K | ﹤0.01% | 6024 |
|
|
2019
Q1 | $399K | Buy |
+3,200
| New | +$376K | ﹤0.01% | 7164 |
|
|
2018
Q4 | – | Sell |
-38,100
| Closed | -$2.89M | – | 9056 |
|
|
2018
Q3 | $2.89M | Buy |
+38,100
| New | +$3.38M | ﹤0.01% | 3791 |
|
Other funds holding ARGX
ACA
RI
Citadel Advisors's ARGX Position: Q1 2026 in Review
Citadel Advisors reduced its argenx (ARGX) stake by 38% in Q1 2026, selling an estimated $103M and leaving 219,126 shares worth $160M. The position accounts for 0.03% of the portfolio, ranked #551.
Citadel Advisors first reported a position in ARGX in Q1 2018 and has held it in 32 quarters since. The position peaked at $526M in Q3 2025. 476 funds tracked by Wall St. Rank hold ARGX as of Q1 2026.
- Citadel Advisors held 219,126 shares of argenx worth $160M as of Q1 2026.
- Citadel Advisors sold 131,725 argenx shares in Q1 2026, an estimated $103M.
- argenx made up 0.03% of Citadel Advisors's portfolio in Q1 2026, its #551 holding.
- Citadel Advisors first reported a position in argenx in Q1 2018 and has held it in 32 quarters since.
- Citadel Advisors's argenx position peaked at $526M in Q3 2025.
- 476 funds tracked by Wall St. Rank held argenx as of Q1 2026.
Based on Citadel Advisors's 13F filing for Q1 2026, filed 15 May 2026.