Quest Diagnostics Inc historical data
| Date | Open | High | Low | Close | Adj. close | Volume |
| 2009-11-13 | 58.160 | 58.880 | 58.050 | 58.640 | 42.924 | 1,192,261 |
| 2009-11-12 | 57.900 | 58.850 | 57.260 | 58.160 | 42.573 | 1,197,690 |
| 2009-11-11 | 58.720 | 58.760 | 57.810 | 58.140 | 42.558 | 1,239,325 |
| 2009-11-10 | 58.440 | 59.015 | 58.310 | 58.540 | 42.851 | 997,110 |
| 2009-11-09 | 58.100 | 58.770 | 57.800 | 58.690 | 42.961 | 1,413,605 |
| 2009-11-06 | 57.600 | 57.920 | 57.250 | 57.840 | 42.338 | 1,181,138 |
| 2009-11-05 | 56.650 | 57.600 | 56.650 | 57.600 | 42.163 | 885,459 |
| 2009-11-04 | 56.660 | 57.250 | 56.510 | 56.590 | 41.423 | 1,465,598 |
| 2009-11-03 | 56.120 | 56.610 | 55.900 | 56.610 | 41.438 | 1,439,781 |
| 2009-11-02 | 56.160 | 56.540 | 55.610 | 56.130 | 41.087 | 1,409,884 |
| 2009-10-30 | 56.640 | 56.900 | 55.580 | 55.930 | 40.940 | 1,385,757 |
| 2009-10-29 | 56.110 | 56.810 | 55.920 | 56.810 | 41.584 | 1,764,819 |
| 2009-10-28 | 55.970 | 56.450 | 55.820 | 55.900 | 40.918 | 1,719,451 |
| 2009-10-27 | 56.010 | 56.790 | 55.710 | 56.150 | 41.101 | 932,559 |
| 2009-10-26 | 56.450 | 57.070 | 55.800 | 55.980 | 40.977 | 910,688 |
| 2009-10-23 | 56.930 | 57.250 | 55.990 | 56.320 | 41.226 | 1,127,942 |
| 2009-10-22 | 56.190 | 57.000 | 55.830 | 56.850 | 41.614 | 2,078,888 |
| 2009-10-21 | 56.770 | 57.190 | 55.980 | 56.250 | 41.175 | 2,189,673 |
| 2009-10-20 | 58.280 | 58.280 | 55.500 | 56.630 | 41.453 | 2,517,337 |
| 2009-10-19 | 55.260 | 56.935 | 55.250 | 56.710 | 41.511 | 1,968,075 |
| 2009-10-16 | 54.820 | 55.390 | 54.500 | 55.160 | 40.377 | 1,385,190 |
| 2009-10-15 | 55.250 | 55.630 | 54.830 | 55.600 | 40.699 | 1,281,280 |
| 2009-10-14 | 54.580 | 55.570 | 54.190 | 55.440 | 40.582 | 1,117,040 |
| 2009-10-13 | 54.500 | 54.750 | 53.930 | 54.290 | 39.740 | 939,232 |
| 2009-10-12 | 54.910 | 55.000 | 54.450 | 54.610 | 39.974 | 1,079,733 |
| 2009-10-09 | 54.090 | 54.930 | 54.040 | 54.930 | 40.208 | 998,955 |
| 2009-10-08 | 53.470 | 54.200 | 53.210 | 53.930 | 39.476 | 1,190,283 |
| 2009-10-07 | 52.790 | 53.420 | 52.680 | 53.340 | 39.044 | 972,158 |
| 2009-10-06 | 52.640 | 53.240 | 52.170 | 52.970 | 38.774 | 975,889 |
| 2009-10-05 | 52.140 | 52.580 | 51.630 | 52.530 | 38.452 | 1,359,798 |
| 2009-10-02 | 51.590 | 52.370 | 51.200 | 52.080 | 38.122 | 1,401,047 |
| 2009-10-01 | 52.000 | 52.250 | 51.620 | 51.690 | 37.837 | 1,307,753 |
| 2009-09-30 | 52.240 | 52.500 | 51.691 | 52.190 | 38.203 | 1,197,557 |
| 2009-09-29 | 52.700 | 52.800 | 51.770 | 52.260 | 38.181 | 1,180,069 |
| 2009-09-28 | 52.240 | 52.790 | 52.180 | 52.630 | 38.451 | 1,327,110 |
| 2009-09-25 | 51.990 | 53.000 | 51.020 | 52.190 | 38.130 | 1,706,312 |
| 2009-09-24 | 53.460 | 53.770 | 52.040 | 52.410 | 38.290 | 1,780,970 |
| 2009-09-23 | 53.330 | 53.830 | 52.321 | 53.280 | 38.926 | 2,216,068 |
| 2009-09-22 | 51.580 | 55.780 | 51.040 | 53.220 | 38.882 | 7,609,869 |
| 2009-09-21 | 50.560 | 52.650 | 50.560 | 51.490 | 37.618 | 2,437,726 |
| 2009-09-18 | 51.370 | 51.600 | 50.240 | 51.000 | 37.260 | 3,193,979 |
| 2009-09-17 | 51.950 | 52.210 | 51.130 | 51.250 | 37.443 | 3,505,797 |
| 2009-09-16 | 52.170 | 52.850 | 51.500 | 52.350 | 38.246 | 2,744,382 |
| 2009-09-15 | 54.180 | 54.180 | 53.020 | 53.240 | 38.897 | 2,291,321 |
| 2009-09-14 | 54.130 | 54.450 | 54.020 | 54.340 | 39.700 | 1,306,377 |
| 2009-09-11 | 54.520 | 54.870 | 54.160 | 54.220 | 39.613 | 1,194,547 |
| 2009-09-10 | 53.830 | 54.550 | 53.390 | 54.550 | 39.854 | 798,362 |
| 2009-09-09 | 53.300 | 54.090 | 53.130 | 53.820 | 39.320 | 1,174,894 |
| 2009-09-08 | 54.330 | 54.560 | 52.830 | 53.350 | 38.977 | 2,042,329 |
| 2009-09-04 | 53.710 | 54.410 | 53.510 | 54.220 | 39.613 | 890,091 |
| 2009-09-03 | 53.040 | 53.730 | 52.610 | 53.650 | 39.196 | 1,273,690 |
| 2009-09-02 | 52.690 | 53.670 | 52.690 | 53.020 | 38.736 | 1,462,266 |
| 2009-09-01 | 53.700 | 53.820 | 52.700 | 52.930 | 38.670 | 1,679,424 |
| 2009-08-31 | 54.590 | 54.820 | 53.590 | 53.960 | 39.423 | 1,462,906 |
| 2009-08-28 | 55.360 | 55.560 | 54.630 | 54.810 | 40.044 | 972,054 |
| 2009-08-27 | 55.480 | 55.630 | 54.740 | 55.340 | 40.431 | 1,020,097 |
| 2009-08-26 | 55.170 | 55.540 | 54.560 | 55.310 | 40.409 | 1,569,309 |
| 2009-08-25 | 55.230 | 55.920 | 55.090 | 55.380 | 40.460 | 1,497,274 |
| 2009-08-24 | 55.130 | 55.360 | 54.600 | 55.300 | 40.402 | 830,189 |
| 2009-08-21 | 54.850 | 55.030 | 54.460 | 54.890 | 40.102 | 1,125,194 |
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.