Quest Diagnostics Inc historical data
| Date | Open | High | Low | Close | Adj. close | Volume |
| 2016-10-11 | 84.420 | 84.670 | 83.242 | 83.310 | 68.114 | 986,206 |
| 2016-10-10 | 85.000 | 85.360 | 84.750 | 84.830 | 69.356 | 626,782 |
| 2016-10-07 | 84.450 | 85.000 | 83.940 | 84.740 | 69.283 | 848,472 |
| 2016-10-06 | 83.800 | 84.250 | 83.480 | 84.230 | 68.866 | 580,960 |
| 2016-10-05 | 83.780 | 84.580 | 83.670 | 84.050 | 68.719 | 669,485 |
| 2016-10-04 | 84.130 | 84.530 | 83.110 | 83.690 | 68.424 | 681,295 |
| 2016-10-03 | 84.200 | 84.480 | 83.568 | 84.070 | 68.735 | 695,670 |
| 2016-09-30 | 83.540 | 84.930 | 82.870 | 84.630 | 69.193 | 1,208,236 |
| 2016-09-29 | 84.730 | 84.980 | 83.340 | 83.550 | 67.983 | 658,782 |
| 2016-09-28 | 84.880 | 85.060 | 84.085 | 84.940 | 69.114 | 665,251 |
| 2016-09-27 | 84.520 | 85.090 | 84.120 | 84.880 | 69.065 | 821,260 |
| 2016-09-26 | 84.900 | 85.280 | 84.490 | 84.610 | 68.845 | 854,131 |
| 2016-09-23 | 85.550 | 85.970 | 84.990 | 85.440 | 69.521 | 766,295 |
| 2016-09-22 | 85.080 | 85.890 | 85.070 | 85.730 | 69.757 | 900,481 |
| 2016-09-21 | 83.240 | 84.930 | 83.190 | 84.860 | 69.049 | 1,204,543 |
| 2016-09-20 | 83.570 | 83.830 | 82.910 | 83.100 | 67.617 | 668,218 |
| 2016-09-19 | 83.320 | 84.090 | 83.220 | 83.280 | 67.763 | 796,082 |
| 2016-09-16 | 82.930 | 83.370 | 82.390 | 83.250 | 67.739 | 1,142,268 |
| 2016-09-15 | 82.110 | 83.430 | 81.750 | 83.050 | 67.576 | 974,738 |
| 2016-09-14 | 82.410 | 82.470 | 81.640 | 82.090 | 66.795 | 1,399,551 |
| 2016-09-13 | 81.620 | 83.890 | 80.930 | 82.310 | 66.974 | 1,934,797 |
| 2016-09-12 | 80.600 | 82.470 | 80.600 | 82.270 | 66.941 | 1,373,315 |
| 2016-09-09 | 83.340 | 83.350 | 80.920 | 80.920 | 65.843 | 1,114,293 |
| 2016-09-08 | 84.100 | 84.500 | 83.840 | 84.130 | 68.455 | 1,294,396 |
| 2016-09-07 | 83.330 | 84.310 | 83.300 | 84.260 | 68.561 | 1,250,315 |
| 2016-09-06 | 83.010 | 83.350 | 82.670 | 83.340 | 67.812 | 1,524,487 |
| 2016-09-02 | 82.670 | 83.220 | 82.295 | 83.040 | 67.568 | 2,303,179 |
| 2016-09-01 | 82.930 | 82.930 | 81.970 | 82.360 | 67.015 | 1,629,277 |
| 2016-08-31 | 82.660 | 83.030 | 81.650 | 82.820 | 67.389 | 1,644,127 |
| 2016-08-30 | 84.270 | 84.680 | 83.280 | 83.540 | 67.975 | 896,963 |
| 2016-08-29 | 83.000 | 84.560 | 82.960 | 84.330 | 68.618 | 1,197,025 |
| 2016-08-26 | 83.430 | 83.770 | 82.660 | 82.980 | 67.519 | 1,614,615 |
| 2016-08-25 | 83.110 | 83.655 | 82.800 | 83.170 | 67.674 | 1,688,121 |
| 2016-08-24 | 84.480 | 84.750 | 83.340 | 83.450 | 67.902 | 1,467,346 |
| 2016-08-23 | 85.300 | 85.450 | 84.380 | 84.480 | 68.740 | 1,363,606 |
| 2016-08-22 | 84.850 | 85.560 | 84.527 | 85.100 | 69.244 | 904,667 |
| 2016-08-19 | 84.840 | 84.970 | 84.170 | 84.910 | 69.090 | 971,487 |
| 2016-08-18 | 84.540 | 85.390 | 84.540 | 85.180 | 69.309 | 711,753 |
| 2016-08-17 | 85.200 | 85.520 | 84.264 | 84.690 | 68.911 | 953,888 |
| 2016-08-16 | 85.650 | 85.980 | 85.020 | 85.250 | 69.366 | 568,922 |
| 2016-08-15 | 85.810 | 86.130 | 85.620 | 85.680 | 69.716 | 718,121 |
| 2016-08-12 | 85.820 | 86.040 | 85.510 | 85.790 | 69.806 | 657,854 |
| 2016-08-11 | 85.630 | 86.190 | 85.350 | 86.060 | 70.025 | 797,986 |
| 2016-08-10 | 85.360 | 85.410 | 84.870 | 85.360 | 69.456 | 588,429 |
| 2016-08-09 | 85.150 | 85.680 | 84.970 | 85.520 | 69.586 | 675,091 |
| 2016-08-08 | 85.730 | 85.830 | 84.800 | 84.930 | 69.106 | 1,042,818 |
| 2016-08-05 | 86.060 | 86.388 | 85.610 | 85.680 | 69.716 | 874,464 |
| 2016-08-04 | 85.860 | 85.950 | 85.270 | 85.800 | 69.814 | 943,287 |
| 2016-08-03 | 85.380 | 85.990 | 85.050 | 85.650 | 69.692 | 865,624 |
| 2016-08-02 | 86.170 | 86.230 | 84.870 | 85.240 | 69.358 | 1,057,991 |
| 2016-08-01 | 86.500 | 86.850 | 86.150 | 86.240 | 70.172 | 971,786 |
| 2016-07-29 | 85.120 | 86.440 | 85.085 | 86.360 | 70.269 | 1,471,146 |
| 2016-07-28 | 84.170 | 85.500 | 83.970 | 85.310 | 69.415 | 919,796 |
| 2016-07-27 | 84.510 | 84.740 | 83.790 | 84.310 | 68.601 | 1,144,890 |
| 2016-07-26 | 84.410 | 84.950 | 83.875 | 84.920 | 69.098 | 1,278,170 |
| 2016-07-25 | 84.660 | 84.860 | 84.130 | 84.450 | 68.715 | 794,784 |
| 2016-07-22 | 84.220 | 85.160 | 83.800 | 85.000 | 69.163 | 1,129,807 |
| 2016-07-21 | 83.360 | 85.110 | 83.151 | 84.020 | 68.365 | 1,678,495 |
| 2016-07-20 | 83.500 | 83.860 | 83.170 | 83.560 | 67.991 | 964,586 |
| 2016-07-19 | 83.090 | 83.779 | 82.690 | 83.150 | 67.657 | 936,206 |
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.