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ABC Arbitrage’s argenx ARGX Stock Holding History

ABC Arbitrage’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 		$756K Sell
815
-739
-48% -$610K 0.08% 113
2026
Q1 		$1.13M Buy
+1,554
New +$1.22M 0.15% 92
2025
Q3 		– Sell
-1,340
Closed -$739K – 206
2025
Q2 		$739K Sell
1,340
-418
-24% -$243K 0.08% 167
2025
Q1 		$1.04M Buy
+1,758
New +$1.11M 0.19% 125

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

ABC Arbitrage's ARGX Position: Q2 2026 in Review

ABC Arbitrage reduced its argenx (ARGX) stake by 48% in Q2 2026, selling an estimated $610K and leaving 815 shares worth $756K. The position accounts for 0.08% of the portfolio, ranked #113.

ABC Arbitrage first reported a position in ARGX in Q1 2025 and has held it in 4 quarters since. The position peaked at $1.13M in Q1 2026. 505 funds tracked by Wall St. Rank hold ARGX as of Q2 2026.

  • ABC Arbitrage held 815 shares of argenx worth $756K as of Q2 2026.
  • ABC Arbitrage sold 739 argenx shares in Q2 2026, an estimated $610K.
  • argenx made up 0.08% of ABC Arbitrage's portfolio in Q2 2026, its #113 holding.
  • ABC Arbitrage first reported a position in argenx in Q1 2025 and has held it in 4 quarters since.
  • ABC Arbitrage's argenx position peaked at $1.13M in Q1 2026.
  • 505 funds tracked by Wall St. Rank held argenx as of Q2 2026.

Based on ABC Arbitrage's 13F filing for Q2 2026, filed 20 Jul 2026.