Quest Diagnostics
DGX | NYSE
$244.88
-$1.57 (-0.64%)
At close: Sep 21, 2026, 3:59 PM ET
$228.85
-$16.03 (-6.55%)
Pre-market:
Sep 22, 2026, 6:17 AM ET
Market Cap History History
Annual Market Cap Change Annual Change
| Date | Market Cap | Change | % Change |
|---|---|---|---|
| Sep 20, 2026 | $26.94B | $7.23B | +36.70% |
| Dec 25, 2025 | $19.71B | $2.61B | +15.27% |
| Dec 26, 2024 | $17.09B | $1.65B | +10.70% |
| Dec 28, 2023 | $15.44B | -$2.7B | -14.90% |
| Dec 29, 2022 | $18.15B | -$2.96B | -14.02% |
| Dec 30, 2021 | $21.11B | $5.02B | +31.20% |
| Dec 30, 2020 | $16.09B | $1.66B | +11.53% |
| Dec 26, 2019 | $14.42B | $3.27B | +29.33% |
| Dec 27, 2018 | $11.15B | -$2.34B | -17.34% |
| Dec 28, 2017 | $13.49B | $719.03M | +5.63% |
| Dec 29, 2016 | $12.77B | $2.6B | +25.57% |
| Dec 30, 2015 | $10.17B | $344.92M | +3.51% |
| Dec 25, 2014 | $9.83B | $1.73B | +21.43% |
| Dec 26, 2013 | $8.09B | -$1.07B | -11.70% |
| Dec 27, 2012 | $9.17B | $4.07M | +0.04% |
| Dec 29, 2011 | $9.16B | $445.71M | +5.11% |
| Dec 30, 2010 | $8.72B | -$2.16B | -19.89% |
| Dec 30, 2009 | $10.88B | $1.1B | +11.21% |
| Dec 25, 2008 | $9.78B | -$449.87M | -4.40% |
| Dec 27, 2007 | $10.23B | -$216.18M | -2.07% |
| Dec 28, 2006 | $10.45B | n/a | n/a |
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