This article was automatically generated by Dow Jones using technology from Automated Insights.

Shares of Moderna Inc. slipped 4.3% to $138.89 on what proved to be an all-around mixed trading session for the stock market, with the Dow Jones Industrial Average rising 0.3% to 53,417.16 and the NASDAQ Composite Index falling 0.8% to 25,980.19.

Moderna Inc. closed 21.4% short of its 52-week high of $176.66, which the company reached on August 19th.

The stock underperformed when compared to some of its peers, as Johnson & Johnson rose 1.0% to $273.04, Pfizer Inc. fell 0.4% to $27.97, and Gilead Sciences Inc. rose 0.42% to $146.74.

Trading volume totaled 31.3 million, compared to the 50-day average of 14.7 million.

Data source: Dow Jones Market Data, FactSet