StocksMedium•27 February 2026•
1 min read

Regeneron Stock Gains Momentum as Dupixent Sales Surge 22.8% in Q4

Key Facts

1Dupixent sales reached approximately €4.25 billion in Q4, representing a 22.8% year-on-year growth.
2Regeneron and its partner Sanofi are leaders in the immune-mediated inflammatory diseases market.

Regeneron Pharmaceuticals remains a top pick in the large-cap pharma sector following a robust performance in the fourth quarter. The company's flagship drug, Dupixent, recorded sales of approximately €4.25 billion, marking a significant 22.8% increase compared to the previous year. This strong growth trajectory highlights the market leadership of Regeneron and its partner Sanofi in treating immune-mediated inflammatory diseases. Investors are closely monitoring the consistent double-digit growth of Dupixent, which continues to drive the company's overall valuation and investor confidence. The positive earnings data reinforces Regeneron's position as a dominant player in the global biotech and pharmaceutical landscape. Analysts suggest that the sustained demand for innovative therapies will likely provide long-term support for both REGN and SNY shares.