DJ Regeneron Pharmaceuticals Inc. Stock Underperforms Monday When Compared To Competitors Despite Daily Gains
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Shares of Regeneron Pharmaceuticals Inc. $(REGN)$ rallied 1.70% to $798.17 Monday, on what proved to be an all-around favorable trading session for the stock market, with the S&P 500 Index rising 1.49% to 7,764.70 and the Dow Jones Industrial Average rising 0.71% to 52,048.83.
Regeneron Pharmaceuticals Inc. closed 7.12% short of its 52-week high of $859.34, which the company reached on September 3rd.
The stock demonstrated a mixed performance when compared to some of its competitors Monday, as Amgen Inc. $(AMGN)$ rose 1.95% to $393.16, Moderna Inc. (MRNA) rose 12.27% to $172.94, and Gilead Sciences Inc. (GILD) rose 0.30% to $150.56.
Data source: Dow Jones Market Data, FactSet. Data compiled September 21, 2026.