This article was automatically generated by Dow Jones using technology from Automated Insights.
Shares of Amgen Inc. advanced 4.3% to $410.24 on what proved to be an all-around mixed trading session for the stock market, with the S&P 500 Index remaining mostly unchanged at 7,764.64 and the Dow Jones Industrial Average falling 0.4% to 51,863.69.
This was the stock's fifth consecutive day of gains.
Amgen Inc. closed 8.2% short of its 52-week high of $447.03, which the company achieved on August 25th.
The stock outperformed some of its peers, as Johnson & Johnson fell 0.1% to $269.19, Pfizer Inc. rose 0.7% to $27.93, and AbbVie Inc. rose 0.28% to $265.21.
Trading volume totaled 3.5 million, compared to the 50-day average of 2.7 million.
Data source: Dow Jones Market Data, FactSet