This article was automatically generated by Dow Jones using technology from Automated Insights.
Shares of Quest Diagnostics Inc. rose 4.4% to $205.04 on what proved to be an all-around poor trading session for the stock market, with the S&P 500 Index falling 0.6% to 7,064.01 and Dow Jones Industrial Average falling 0.6% to 49,149.38.
This was the stock's fourth consecutive day of gains.
Quest Diagnostics Inc. closed 4.0% below its 52-week high of $213.50, which the company achieved on February 27th.
The stock demonstrated a mixed performance when compared to some of its peers, as UnitedHealth Group Inc. rose 7.0% to $346.01, IQVIA Holdings Inc. fell 0.6% to $175.69, and Centene Corp. rose 2.17% to $39.14.
Trading volume totaled 2.4 million, compared to the 50-day average of 955,123.
Data source: Dow Jones Market Data, FactSet
(END) Dow Jones Newswires
April 21, 2026 16:35 ET (20:35 GMT)
Copyright (c) 2026 Dow Jones & Company, Inc.
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