Quest Diagnostics Inc historical data
| Date | Open | High | Low | Close | Adj. close | Volume |
| 2008-09-08 | 54.430 | 54.510 | 53.420 | 54.510 | 39.512 | 1,241,599 |
| 2008-09-05 | 53.500 | 54.040 | 52.910 | 53.160 | 38.533 | 1,299,449 |
| 2008-09-04 | 54.190 | 54.410 | 53.830 | 53.960 | 39.113 | 1,706,838 |
| 2008-09-03 | 54.320 | 54.720 | 53.910 | 54.530 | 39.526 | 1,149,040 |
| 2008-09-02 | 54.600 | 55.430 | 54.000 | 54.350 | 39.396 | 960,758 |
| 2008-08-29 | 54.320 | 54.830 | 54.020 | 54.050 | 39.178 | 651,365 |
| 2008-08-28 | 54.420 | 54.550 | 54.100 | 54.330 | 39.381 | 749,992 |
| 2008-08-27 | 54.180 | 54.450 | 53.990 | 54.210 | 39.294 | 638,676 |
| 2008-08-26 | 54.000 | 54.400 | 53.820 | 54.200 | 39.287 | 784,789 |
| 2008-08-25 | 54.590 | 54.760 | 53.670 | 54.000 | 39.142 | 953,929 |
| 2008-08-22 | 54.600 | 55.110 | 54.280 | 54.880 | 39.780 | 558,065 |
| 2008-08-21 | 54.000 | 55.170 | 53.990 | 54.440 | 39.461 | 1,353,604 |
| 2008-08-20 | 54.050 | 54.520 | 53.690 | 54.150 | 39.251 | 986,489 |
| 2008-08-19 | 54.250 | 54.550 | 53.880 | 54.050 | 39.178 | 937,507 |
| 2008-08-18 | 54.600 | 54.970 | 54.210 | 54.460 | 39.475 | 743,682 |
| 2008-08-15 | 54.190 | 55.000 | 54.190 | 54.950 | 39.831 | 753,844 |
| 2008-08-14 | 53.850 | 54.580 | 53.570 | 54.300 | 39.359 | 976,631 |
| 2008-08-13 | 54.300 | 54.340 | 53.770 | 54.000 | 39.142 | 1,430,500 |
| 2008-08-12 | 54.550 | 55.320 | 54.210 | 54.390 | 39.425 | 1,114,786 |
| 2008-08-11 | 54.720 | 55.250 | 54.440 | 54.750 | 39.686 | 1,315,221 |
| 2008-08-08 | 54.490 | 55.360 | 54.340 | 54.750 | 39.686 | 1,463,216 |
| 2008-08-07 | 54.170 | 54.950 | 53.820 | 54.440 | 39.461 | 1,912,594 |
| 2008-08-06 | 53.690 | 54.340 | 53.650 | 54.140 | 39.243 | 1,381,305 |
| 2008-08-05 | 53.330 | 54.000 | 53.240 | 53.860 | 39.040 | 1,646,271 |
| 2008-08-04 | 52.930 | 53.600 | 52.850 | 53.190 | 38.555 | 1,000,081 |
| 2008-08-01 | 53.220 | 53.290 | 52.290 | 52.820 | 38.287 | 1,327,183 |
| 2008-07-31 | 52.830 | 53.710 | 52.670 | 53.160 | 38.533 | 1,238,271 |
| 2008-07-30 | 52.920 | 53.650 | 52.540 | 52.820 | 38.287 | 1,881,434 |
| 2008-07-29 | 53.340 | 53.420 | 52.600 | 52.660 | 38.171 | 1,866,640 |
| 2008-07-28 | 52.990 | 53.580 | 52.640 | 53.120 | 38.504 | 1,266,558 |
| 2008-07-25 | 52.790 | 53.200 | 52.440 | 52.950 | 38.381 | 1,170,924 |
| 2008-07-24 | 53.380 | 53.380 | 51.460 | 52.520 | 38.069 | 2,692,012 |
| 2008-07-23 | 54.000 | 54.170 | 52.130 | 54.120 | 39.229 | 2,172,065 |
| 2008-07-22 | 53.990 | 54.360 | 52.520 | 54.000 | 39.142 | 5,484,623 |
| 2008-07-21 | 51.920 | 52.120 | 50.760 | 51.350 | 37.221 | 1,259,210 |
| 2008-07-18 | 50.620 | 52.130 | 49.570 | 51.700 | 37.475 | 2,057,742 |
| 2008-07-17 | 49.810 | 50.770 | 49.290 | 50.670 | 36.728 | 1,304,725 |
| 2008-07-16 | 48.930 | 49.580 | 48.670 | 49.580 | 35.938 | 1,282,430 |
| 2008-07-15 | 48.550 | 48.980 | 48.320 | 48.960 | 35.489 | 817,028 |
| 2008-07-14 | 49.500 | 49.680 | 48.500 | 48.730 | 35.322 | 991,941 |
| 2008-07-11 | 49.100 | 49.470 | 48.740 | 49.080 | 35.576 | 1,346,729 |
| 2008-07-10 | 48.750 | 49.850 | 48.750 | 49.760 | 36.069 | 2,079,836 |
| 2008-07-09 | 49.000 | 49.540 | 48.640 | 48.900 | 35.445 | 1,471,626 |
| 2008-07-08 | 48.810 | 49.120 | 48.090 | 48.950 | 35.481 | 2,036,552 |
| 2008-07-07 | 48.520 | 48.770 | 48.160 | 48.550 | 35.192 | 1,161,151 |
| 2008-07-03 | 48.200 | 48.500 | 47.790 | 48.260 | 34.981 | 606,698 |
| 2008-07-02 | 47.610 | 48.160 | 47.570 | 48.000 | 34.793 | 1,126,701 |
| 2008-07-01 | 48.020 | 48.020 | 47.300 | 47.610 | 34.510 | 1,767,210 |
| 2008-06-30 | 47.840 | 49.260 | 47.720 | 48.470 | 35.061 | 1,304,226 |
| 2008-06-27 | 48.080 | 48.480 | 47.650 | 47.680 | 34.490 | 1,094,276 |
| 2008-06-26 | 47.800 | 48.480 | 47.600 | 47.830 | 34.598 | 1,000,201 |
| 2008-06-25 | 46.840 | 48.500 | 46.840 | 48.240 | 34.895 | 1,427,415 |
| 2008-06-24 | 47.550 | 47.550 | 46.760 | 46.760 | 33.824 | 1,195,112 |
| 2008-06-23 | 48.490 | 48.490 | 47.520 | 47.800 | 34.576 | 721,104 |
| 2008-06-20 | 48.410 | 48.660 | 48.030 | 48.220 | 34.880 | 1,317,974 |
| 2008-06-19 | 48.320 | 48.780 | 48.030 | 48.540 | 35.112 | 716,023 |
| 2008-06-18 | 48.880 | 49.070 | 48.010 | 48.250 | 34.902 | 1,013,458 |
| 2008-06-17 | 49.700 | 49.790 | 48.910 | 49.090 | 35.510 | 619,130 |
| 2008-06-16 | 50.080 | 50.440 | 49.220 | 49.650 | 35.915 | 821,944 |
| 2008-06-13 | 50.190 | 50.700 | 49.890 | 50.310 | 36.392 | 635,095 |
Stock splits
| Date | Split (new : old) |
|---|
| 2005-06-21 | 2:1 |
| 2001-06-01 | 2:1 |
Dividends
| Ex-date | Amount |
|---|
| 2026-10-06 | 0.8600 USD |
| 2026-07-08 | 0.8600 USD |
| 2026-04-06 | 0.8600 USD |
| 2026-01-13 | 0.8000 USD |
| 2025-10-03 | 0.8000 USD |
| 2025-07-07 | 0.8000 USD |
| 2025-04-07 | 0.8000 USD |
| 2025-01-14 | 0.7500 USD |
| 2024-10-04 | 0.7500 USD |
| 2024-07-08 | 0.7500 USD |
| 2024-04-05 | 0.7500 USD |
| 2024-01-16 | 0.7100 USD |
| 2023-10-05 | 0.7100 USD |
| 2023-07-10 | 0.7100 USD |
| 2023-04-06 | 0.7100 USD |
| 2023-01-17 | 0.6600 USD |
| 2022-10-03 | 0.6600 USD |
| 2022-07-05 | 0.6600 USD |
| 2022-06-03 | 0.6600 USD |
| 2022-04-05 | 0.6600 USD |
| 2022-01-18 | 0.6200 USD |
| 2021-10-04 | 0.6200 USD |
| 2021-07-06 | 0.6200 USD |
| 2021-04-06 | 0.6200 USD |
| 2021-01-19 | 0.5600 USD |
| 2020-10-05 | 0.5600 USD |
| 2020-07-07 | 0.5600 USD |
| 2020-04-06 | 0.5600 USD |
| 2020-01-13 | 0.5300 USD |
| 2019-10-03 | 0.5300 USD |
| 2019-07-05 | 0.5300 USD |
| 2019-04-05 | 0.5300 USD |
| 2019-01-14 | 0.5300 USD |
Open, high, low and close are as traded (USD). Adjusted close accounts for splits and dividends. Educational only, not financial advice.