Quest Diagnostics Inc historical data
| Date | Open | High | Low | Close | Adj. close | Volume |
| 2015-10-28 | 65.170 | 66.390 | 64.230 | 66.290 | 53.080 | 1,270,809 |
| 2015-10-27 | 64.270 | 65.080 | 64.270 | 64.890 | 51.959 | 1,505,411 |
| 2015-10-26 | 64.560 | 65.180 | 64.210 | 64.450 | 51.607 | 1,848,761 |
| 2015-10-23 | 62.570 | 65.440 | 62.340 | 64.840 | 51.919 | 3,066,594 |
| 2015-10-22 | 65.000 | 66.650 | 61.000 | 62.290 | 49.877 | 2,987,241 |
| 2015-10-21 | 65.670 | 65.980 | 64.290 | 65.040 | 52.079 | 1,275,960 |
| 2015-10-20 | 65.760 | 66.470 | 65.200 | 65.320 | 52.304 | 808,394 |
| 2015-10-19 | 65.210 | 66.210 | 65.010 | 65.660 | 52.576 | 1,042,034 |
| 2015-10-16 | 64.610 | 65.790 | 64.350 | 65.360 | 52.336 | 1,470,621 |
| 2015-10-15 | 62.040 | 64.170 | 62.040 | 64.070 | 51.303 | 1,488,507 |
| 2015-10-14 | 62.990 | 63.210 | 61.810 | 61.900 | 49.565 | 1,107,370 |
| 2015-10-13 | 63.220 | 63.595 | 62.710 | 63.000 | 50.446 | 986,191 |
| 2015-10-12 | 63.260 | 63.495 | 62.700 | 63.360 | 50.734 | 700,337 |
| 2015-10-09 | 63.080 | 63.830 | 62.870 | 63.260 | 50.654 | 1,090,992 |
| 2015-10-08 | 62.620 | 63.160 | 62.080 | 63.000 | 50.446 | 1,405,917 |
| 2015-10-07 | 61.800 | 62.743 | 61.560 | 62.680 | 50.190 | 1,529,195 |
| 2015-10-06 | 63.460 | 63.525 | 61.405 | 61.580 | 49.309 | 1,191,126 |
| 2015-10-05 | 63.290 | 63.910 | 62.870 | 63.660 | 50.974 | 1,637,333 |
| 2015-10-02 | 60.480 | 62.840 | 60.150 | 62.810 | 50.294 | 1,223,304 |
| 2015-10-01 | 61.500 | 62.050 | 60.690 | 61.580 | 49.005 | 1,446,841 |
| 2015-09-30 | 61.270 | 61.730 | 60.700 | 61.470 | 48.917 | 1,285,805 |
| 2015-09-29 | 60.490 | 62.040 | 60.230 | 60.700 | 48.304 | 1,231,774 |
| 2015-09-28 | 63.780 | 64.150 | 60.070 | 60.510 | 48.153 | 1,601,931 |
| 2015-09-25 | 65.890 | 66.080 | 63.980 | 64.410 | 51.257 | 1,055,023 |
| 2015-09-24 | 65.430 | 65.790 | 64.620 | 65.520 | 52.140 | 778,266 |
| 2015-09-23 | 66.290 | 66.660 | 65.830 | 66.060 | 52.570 | 493,557 |
| 2015-09-22 | 66.520 | 66.620 | 65.680 | 66.110 | 52.610 | 727,507 |
| 2015-09-21 | 67.550 | 67.970 | 66.850 | 67.300 | 53.557 | 614,917 |
| 2015-09-18 | 67.440 | 67.830 | 66.730 | 66.900 | 53.238 | 912,834 |
| 2015-09-17 | 67.990 | 68.980 | 67.850 | 68.160 | 54.241 | 578,798 |
| 2015-09-16 | 67.000 | 68.060 | 66.750 | 67.920 | 54.050 | 1,113,371 |
| 2015-09-15 | 66.300 | 67.010 | 65.845 | 66.700 | 53.079 | 918,261 |
| 2015-09-14 | 65.800 | 66.190 | 65.540 | 66.080 | 52.586 | 810,941 |
| 2015-09-11 | 65.160 | 65.640 | 64.710 | 65.620 | 52.220 | 1,334,192 |
| 2015-09-10 | 65.440 | 66.010 | 65.260 | 65.460 | 52.092 | 830,278 |
| 2015-09-09 | 66.920 | 67.000 | 65.480 | 65.600 | 52.204 | 1,099,457 |
| 2015-09-08 | 66.190 | 66.710 | 65.640 | 66.300 | 52.761 | 1,315,369 |
| 2015-09-04 | 65.940 | 66.200 | 64.510 | 65.170 | 51.862 | 1,144,061 |
| 2015-09-03 | 67.110 | 68.350 | 66.765 | 66.930 | 53.262 | 1,021,807 |
| 2015-09-02 | 66.480 | 66.940 | 65.630 | 66.560 | 52.968 | 827,261 |
| 2015-09-01 | 66.220 | 66.990 | 65.360 | 65.700 | 52.283 | 848,936 |
| 2015-08-31 | 68.880 | 69.370 | 67.670 | 67.800 | 53.954 | 750,856 |
| 2015-08-28 | 68.620 | 69.320 | 68.300 | 68.890 | 54.822 | 739,455 |
| 2015-08-27 | 68.170 | 69.600 | 67.840 | 69.080 | 54.973 | 1,038,404 |
| 2015-08-26 | 66.400 | 67.870 | 65.730 | 67.710 | 53.883 | 1,165,651 |
| 2015-08-25 | 68.470 | 68.490 | 65.050 | 65.310 | 51.973 | 3,299,941 |
| 2015-08-24 | 67.290 | 70.030 | 66.340 | 67.310 | 53.564 | 1,852,635 |
| 2015-08-21 | 70.510 | 71.310 | 70.150 | 70.180 | 55.848 | 1,595,891 |
| 2015-08-20 | 72.660 | 72.870 | 70.880 | 70.980 | 56.485 | 956,781 |
| 2015-08-19 | 73.140 | 73.990 | 72.570 | 73.440 | 58.443 | 699,186 |
| 2015-08-18 | 73.490 | 73.990 | 73.180 | 73.500 | 58.490 | 699,565 |
| 2015-08-17 | 72.380 | 73.630 | 71.850 | 73.570 | 58.546 | 614,611 |
| 2015-08-14 | 72.090 | 72.850 | 71.730 | 72.720 | 57.870 | 707,719 |
| 2015-08-13 | 72.250 | 72.690 | 71.910 | 72.200 | 57.456 | 541,407 |
| 2015-08-12 | 72.060 | 72.460 | 71.360 | 72.390 | 57.607 | 641,524 |
| 2015-08-11 | 73.010 | 73.430 | 71.810 | 72.550 | 57.734 | 947,592 |
| 2015-08-10 | 72.900 | 73.910 | 72.873 | 73.640 | 58.602 | 722,486 |
| 2015-08-07 | 73.700 | 73.800 | 71.260 | 72.430 | 57.639 | 1,143,982 |
| 2015-08-06 | 74.350 | 74.520 | 73.460 | 73.890 | 58.801 | 700,415 |
| 2015-08-05 | 74.880 | 75.240 | 73.980 | 74.480 | 59.270 | 949,323 |
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.