Arrowstreet Capital’s argenx ARGX Stock Holding History

Arrowstreet Capital’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	$37.2M	Buy	+40,062	New	+$33M	0.02%	661
2025 Q3	–	Sell	-6,299	Closed	-$3.47M	–	1853
2025 Q2	$3.47M	Sell	6,299 -23,242	-79%	-$13.5M	﹤0.01%	1288
2025 Q1	$17.5M	Buy	+29,541	New	+$18.6M	0.01%	634
2022 Q2	–	Sell	-1,712	Closed	-$540K	–	1224
2022 Q1	$540K	Buy	+1,712	New	+$498K	﹤0.01%	1019
2020 Q3	–	Sell	-5,400	Closed	-$1.22M	–	2316
2020 Q2	$1.22M	Sell	5,400 -3,216	-37%	-$571K	﹤0.01%	1690
2020 Q1	$1.14M	Sell	8,616 -56,251	-87%	-$8.23M	﹤0.01%	1272
2019 Q4	$10.4M	Buy	+64,867	New	+$8.77M	0.02%	600
2018 Q4	–	Sell	-9,000	Closed	-$683K	–	1334
2018 Q3	$683K	Buy	+9,000	New	+$798K	﹤0.01%	860

Other funds holding ARGX

Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return

T. Rowe Price Associates Baltimore, Maryland $999B AUM 46.22% 1-Year Est. Return

Jupiter Topco New York $245B AUM

Capital World Investors Los Angeles, California $846B AUM 46.74% 1-Year Est. Return

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 Boston, Massachusetts $580B AUM 38.23% 1-Year Est. Return

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

RTW Investments New York $11.7B AUM 174.13% 1-Year Est. Return

Morgan Stanley New York $1.89T AUM 35.08% 1-Year Est. Return

Arrowstreet Capital's ARGX Position: Q2 2026 in Review

Arrowstreet Capital opened a new position in argenx (ARGX) in Q2 2026: 40,062 shares worth $37.2M. The stake represents 0.02% of the portfolio and ranks #661 among its holdings. This is a return to the name: Arrowstreet Capital previously reported a position in ARGX as recently as Q2 2025.

Arrowstreet Capital first reported a position in ARGX in Q3 2018 and has held it in 8 quarters since. 508 funds tracked by Wall St. Rank hold ARGX as of Q2 2026.

Arrowstreet Capital held 40,062 shares of argenx worth $37.2M as of Q2 2026.
argenx was a new Arrowstreet Capital position in Q2 2026.
argenx made up 0.02% of Arrowstreet Capital's portfolio in Q2 2026, its #661 holding.
Arrowstreet Capital first reported a position in argenx in Q3 2018 and has held it in 8 quarters since.
508 funds tracked by Wall St. Rank held argenx as of Q2 2026.

Based on Arrowstreet Capital's 13F filing for Q2 2026, filed 13 Aug 2026.