RhumbLine Advisers
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RhumbLine Advisers’s argenx ARGX Stock Holding History

RhumbLine Advisers’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 		$2.74M Buy
3,752
+1,923
+105% +$1.5M ﹤0.01% 1696
2025
Q4 		$1.54M Buy
1,829
+448
+32% +$383K ﹤0.01% 2010
2025
Q3 		$1.02M Buy
1,381
+36
+3% +$23.7K ﹤0.01% 2226
2025
Q2 		$741K Sell
1,345
-50
-4% -$29K ﹤0.01% 2408
2025
Q1 		$826K Sell
1,395
-2,213
-61% -$1.4M ﹤0.01% 2263
2024
Q4 		$2.22M Buy
3,608
+66
+2% +$38.7K ﹤0.01% 1836
2024
Q3 		$1.92M Buy
3,542
+2,258
+176% +$1.14M ﹤0.01% 1934
2024
Q2 		$552K Sell
1,284
-952
-43% -$364K ﹤0.01% 2605
2024
Q1 		$880K Buy
2,236
+177
+9% +$68.6K ﹤0.01% 2324
2023
Q4 		$783K Sell
2,059
-2
-0.1% -$932 ﹤0.01% 2396
2023
Q3 		$1.01M Sell
2,061
-327
-14% -$160K ﹤0.01% 2203
2023
Q2 		$931K Buy
+2,388
New +$939K ﹤0.01% 2330

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 $61.3B 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 $5.7T AUM 30.48% 1-Year Est. Return
RI
RTW Investments New York $10B AUM 135.35% 1-Year Est. Return
Invesco
Invesco Atlanta, Georgia $653B AUM 32.41% 1-Year Est. Return