Artisan Partners released its Q4 2025 investor letter for the Artisan Mid Cap Fund, focusing on US equities that ended the year with strong gains. The Fund’s top five holdings offer insights into their key selections for 2025, with performance outperforming the Russell Midcap Growth Index in the fourth quarter.

Argenx SE (NASDAQ:ARGX) was highlighted in Artisan Mid Cap Fund’s Q4 2025 investor letter as a leading contributor to quarterly performance. With a stock price of $826.25 per share on February 23, 2026, Argenx SE (NASDAQ:ARGX) has shown a one-month return of -0.83% and a 31.96% gain over the past 52 weeks, with a market cap of $51.131 billion.

Argenx SE (NASDAQ:ARGX) was mentioned as a top contributor in the Q4 2025 investor letter, with its first-in-class auto-immune therapy VYVGART® driving sales growth. While a mid-stage trial discontinuation affected the stock’s performance, the potential for additional indications for VYVGART® remains a compelling opportunity for long-term growth.

Argenx SE (NASDAQ:ARGX) is not among the 30 Most Popular Stocks Among Hedge Funds, with 47 hedge fund portfolios holding the stock at the end of Q4. While acknowledging its investment potential, certain AI stocks are seen as offering greater upside potential with less downside risk, making them a more attractive option for investors.

Read more at Yahoo Finance: Artisan Mid Cap Fund Maintains Its Confidence in Argenx’s (ARGX) VYVGART