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

Shares of Gartner Inc. slid 7.4% to $172.59 on what proved to be an all-around dismal trading session for the stock market, with the S&P 500 Index falling 0.6% to 7,673.52 and Dow Jones Industrial Average falling 1.2% to 52,786.07.

This was the stock's second consecutive day of losses.

Gartner Inc. closed 35.1% below its 52-week high of $265.85, which the company reached on September 26th.

The stock underperformed when compared to some of its peers, as Trade Desk Inc. Cl A fell 2.8% to $14.02, IQVIA Holdings Inc. fell 3.2% to $259.21, and Omnicom Group Inc. fell 1.80% to $81.13.

Trading volume totaled 1.5 million, compared to the 50-day average of 1.4 million.

Data source: Dow Jones Market Data, FactSet