Quest Diagnostics Inc historical data
| Date | Open | High | Low | Close | Adj. close | Volume |
| 2017-12-19 | 98.890 | 100.15 | 98.235 | 99.480 | 82.840 | 897,268 |
| 2017-12-18 | 99.390 | 99.700 | 98.590 | 98.730 | 82.216 | 1,023,733 |
| 2017-12-15 | 97.710 | 99.670 | 97.470 | 98.990 | 82.432 | 1,644,801 |
| 2017-12-14 | 97.420 | 98.350 | 96.955 | 97.120 | 80.875 | 1,395,544 |
| 2017-12-13 | 96.960 | 97.690 | 96.530 | 97.140 | 80.892 | 1,126,441 |
| 2017-12-12 | 97.570 | 98.160 | 97.010 | 97.010 | 80.783 | 1,199,840 |
| 2017-12-11 | 96.770 | 97.240 | 96.260 | 97.100 | 80.858 | 700,384 |
| 2017-12-08 | 96.730 | 97.425 | 96.260 | 97.090 | 80.850 | 764,412 |
| 2017-12-07 | 97.230 | 97.620 | 96.510 | 96.620 | 80.459 | 1,177,434 |
| 2017-12-06 | 98.040 | 98.090 | 97.370 | 97.390 | 81.100 | 1,026,257 |
| 2017-12-05 | 100.11 | 100.39 | 97.860 | 97.870 | 81.500 | 1,884,468 |
| 2017-12-04 | 99.630 | 102.62 | 99.610 | 100.24 | 83.473 | 2,135,807 |
| 2017-12-01 | 98.350 | 99.250 | 97.073 | 99.210 | 82.615 | 2,595,827 |
| 2017-11-30 | 97.310 | 99.440 | 97.310 | 98.460 | 81.991 | 3,487,600 |
| 2017-11-29 | 93.280 | 97.430 | 93.270 | 97.330 | 81.050 | 2,134,025 |
| 2017-11-28 | 92.730 | 93.520 | 92.350 | 93.350 | 77.736 | 899,726 |
| 2017-11-27 | 91.730 | 92.660 | 91.480 | 92.500 | 77.028 | 981,800 |
| 2017-11-24 | 92.370 | 92.510 | 91.080 | 91.620 | 76.295 | 634,803 |
| 2017-11-22 | 92.530 | 93.660 | 92.210 | 92.520 | 77.044 | 1,476,451 |
| 2017-11-21 | 91.810 | 93.520 | 91.800 | 92.460 | 76.994 | 1,328,456 |
| 2017-11-20 | 92.250 | 92.750 | 90.310 | 92.410 | 76.953 | 2,092,776 |
| 2017-11-17 | 92.630 | 93.715 | 92.020 | 93.040 | 77.477 | 2,013,414 |
| 2017-11-16 | 92.170 | 93.380 | 92.170 | 92.940 | 77.394 | 850,664 |
| 2017-11-15 | 92.140 | 92.405 | 91.440 | 91.850 | 76.487 | 737,334 |
| 2017-11-14 | 91.640 | 92.620 | 91.420 | 92.420 | 76.961 | 1,359,814 |
| 2017-11-13 | 92.000 | 92.430 | 91.855 | 92.000 | 76.611 | 1,058,589 |
| 2017-11-10 | 92.800 | 93.070 | 92.040 | 92.050 | 76.653 | 1,056,006 |
| 2017-11-09 | 92.940 | 93.920 | 92.160 | 93.020 | 77.461 | 1,843,569 |
| 2017-11-08 | 92.380 | 93.760 | 91.760 | 93.150 | 77.569 | 928,958 |
| 2017-11-07 | 93.400 | 93.920 | 92.427 | 92.660 | 77.161 | 904,416 |
| 2017-11-06 | 93.830 | 94.570 | 93.140 | 93.150 | 77.569 | 1,165,931 |
| 2017-11-03 | 93.860 | 94.420 | 93.700 | 94.090 | 78.352 | 658,399 |
| 2017-11-02 | 93.200 | 94.700 | 93.080 | 93.750 | 78.069 | 1,263,277 |
| 2017-11-01 | 93.910 | 94.490 | 93.000 | 93.100 | 77.527 | 1,371,905 |
| 2017-10-31 | 93.350 | 94.270 | 93.070 | 93.780 | 78.094 | 1,217,600 |
| 2017-10-30 | 95.430 | 95.430 | 92.700 | 93.780 | 78.094 | 1,398,597 |
| 2017-10-27 | 95.120 | 95.840 | 94.450 | 95.680 | 79.676 | 887,486 |
| 2017-10-26 | 94.890 | 95.750 | 94.160 | 94.800 | 78.943 | 1,216,616 |
| 2017-10-25 | 94.860 | 94.950 | 93.670 | 94.210 | 78.452 | 1,927,676 |
| 2017-10-24 | 95.100 | 95.490 | 94.450 | 95.270 | 79.334 | 1,125,373 |
| 2017-10-23 | 95.190 | 96.000 | 94.940 | 95.200 | 79.276 | 1,418,182 |
| 2017-10-20 | 93.610 | 95.290 | 93.550 | 95.080 | 79.176 | 1,807,088 |
| 2017-10-19 | 92.890 | 94.110 | 90.100 | 93.230 | 77.636 | 2,452,929 |
| 2017-10-18 | 92.180 | 93.090 | 91.600 | 92.050 | 76.653 | 1,916,273 |
| 2017-10-17 | 91.500 | 92.280 | 90.790 | 92.180 | 76.761 | 1,393,009 |
| 2017-10-16 | 90.930 | 91.560 | 90.690 | 91.530 | 76.220 | 1,064,424 |
| 2017-10-13 | 91.160 | 91.610 | 90.590 | 91.060 | 75.829 | 785,808 |
| 2017-10-12 | 91.440 | 92.040 | 90.940 | 91.520 | 76.212 | 1,615,029 |
| 2017-10-11 | 91.060 | 91.930 | 90.830 | 91.450 | 76.153 | 1,318,298 |
| 2017-10-10 | 90.670 | 90.927 | 90.180 | 90.860 | 75.662 | 1,840,671 |
| 2017-10-09 | 92.510 | 92.580 | 90.930 | 91.060 | 75.829 | 965,066 |
| 2017-10-06 | 92.480 | 92.770 | 91.941 | 92.420 | 76.961 | 1,160,643 |
| 2017-10-05 | 93.120 | 93.405 | 92.120 | 92.440 | 76.978 | 1,072,640 |
| 2017-10-04 | 92.840 | 93.340 | 92.530 | 92.960 | 77.411 | 1,432,062 |
| 2017-10-03 | 93.210 | 94.044 | 92.420 | 92.890 | 77.353 | 1,581,794 |
| 2017-10-02 | 93.490 | 93.990 | 93.000 | 93.570 | 77.919 | 1,534,963 |
| 2017-09-29 | 91.980 | 94.420 | 91.780 | 93.640 | 77.602 | 2,451,287 |
| 2017-09-28 | 92.600 | 93.230 | 91.670 | 91.960 | 76.210 | 2,312,228 |
| 2017-09-27 | 94.300 | 94.675 | 92.790 | 93.090 | 77.147 | 1,989,174 |
| 2017-09-26 | 94.500 | 95.960 | 93.830 | 94.300 | 78.149 | 2,414,056 |
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.