Skip to main content
logo
Quest Diagnostics Incorporated (DGX)
NYSE: DGX · Real-Time Price · USD
227.86
-0.04 (-0.02%)
Jul 24, 2026, 4:00 PM EDT - Market closed

Quest Diagnostics Stock Price History

Historical Data

DateOpenHighLowCloseAdj. CloseChangeVolume
Jul 24, 2026228.00233.21223.42227.86227.86-0.02%1,542,089
Jul 23, 2026228.09237.78220.00227.90227.908.61%3,750,665
Jul 22, 2026207.13212.30205.41209.83209.831.45%1,818,668
Jul 21, 2026206.16208.01204.10206.84206.84-0.39%682,599
Jul 20, 2026208.61211.00205.61207.66207.66-1.43%821,976
Jul 17, 2026210.95214.40209.41210.68210.680.61%955,453
Jul 16, 2026201.00209.56201.00209.41209.413.79%980,878
Jul 15, 2026204.68206.41201.12201.77201.77-2.05%1,190,098
Jul 14, 2026202.80208.52201.13206.00206.00-0.65%865,672
Jul 13, 2026207.48210.76207.01207.35207.35-0.04%567,107
Jul 10, 2026208.25209.86207.03207.44207.44-0.29%602,817
Jul 9, 2026210.20210.20206.34208.05208.05-0.08%610,878
Jul 8, 2026210.74210.74207.23208.21208.21-1.56%739,563
Jul 7, 2026216.89219.20212.12212.38211.52-0.50%963,435
Jul 6, 2026215.64216.52212.57213.45212.59-1.05%745,939
Jul 2, 2026217.07217.41214.94215.72214.85-0.14%869,667
Jul 1, 2026213.67216.87211.40216.02215.151.92%1,004,081
Jun 30, 2026212.89214.21210.67211.95211.09-0.32%847,825
Jun 29, 2026207.97212.76206.98212.64211.781.32%786,336
Jun 26, 2026207.97209.89206.55209.88209.031.76%1,349,745
Jun 25, 2026203.14207.85203.14206.24205.401.54%632,360
Jun 24, 2026198.41205.76198.41203.11202.293.01%1,135,807
Jun 23, 2026195.78197.79194.15197.18196.381.86%987,971
Jun 22, 2026194.13195.16192.90193.58192.80-0.73%904,816
Jun 18, 2026196.69197.44192.83195.00194.21-1.40%1,292,236
Jun 17, 2026200.00201.04196.50197.76196.96-1.63%754,169
Jun 16, 2026203.03204.70199.66201.04200.23-0.56%1,020,330
Jun 15, 2026202.25203.20200.37202.18201.36-0.43%1,009,385
Jun 12, 2026205.53205.96202.38203.06202.24-0.38%898,894
Jun 11, 2026204.07207.50202.54203.83203.000.02%1,079,981
Jun 10, 2026203.35207.30202.97203.78202.95-0.37%786,592
Jun 9, 2026197.90204.84196.99204.53203.703.71%747,133
Jun 8, 2026202.08202.08196.70197.21196.41-1.54%821,692
Jun 5, 2026197.41201.54197.31200.29199.482.13%816,170
Jun 4, 2026194.99201.99194.99196.12195.331.27%735,926
Jun 3, 2026193.00195.21192.38193.67192.890.26%648,074
Jun 2, 2026192.93193.31191.02193.16192.380.50%678,596
Jun 1, 2026194.14196.48191.85192.20191.42-1.39%609,501
May 29, 2026196.59197.38194.30194.90194.11-0.66%1,264,321
May 28, 2026194.03196.80193.91196.20195.411.14%653,708
May 27, 2026194.26196.32192.57193.99193.200.58%597,235
May 26, 2026194.26194.69192.35192.88192.10-1.19%869,412
May 22, 2026193.99196.92193.96195.21194.420.72%871,497
May 21, 2026192.73193.83188.88193.82193.040.04%473,967
May 20, 2026191.87194.85190.40193.75192.971.76%948,706
May 19, 2026189.24191.18187.06190.39189.620.29%794,562
May 18, 2026187.64191.16187.25189.84189.071.73%926,152
May 15, 2026189.16189.88186.43186.61185.85-0.71%1,081,530
May 14, 2026190.92192.80187.14187.94187.18-1.52%768,064
May 13, 2026188.81191.11187.51190.85190.080.35%693,146