Quest Diagnostics Inc historical data
| Date | Open | High | Low | Close | Adj. close | Volume |
| 2011-10-11 | 47.160 | 48.440 | 46.700 | 47.970 | 35.635 | 1,763,783 |
| 2011-10-10 | 47.170 | 47.800 | 46.880 | 47.790 | 35.501 | 1,113,367 |
| 2011-10-07 | 47.240 | 47.480 | 46.340 | 47.030 | 34.937 | 1,312,974 |
| 2011-10-06 | 46.710 | 47.430 | 46.360 | 46.940 | 34.870 | 2,044,171 |
| 2011-10-05 | 47.540 | 47.930 | 46.320 | 46.620 | 34.632 | 2,818,974 |
| 2011-10-04 | 45.840 | 47.410 | 45.125 | 47.380 | 35.123 | 2,753,172 |
| 2011-10-03 | 49.280 | 49.300 | 46.030 | 46.290 | 34.315 | 2,649,362 |
| 2011-09-30 | 49.960 | 50.840 | 49.360 | 49.360 | 36.590 | 1,932,507 |
| 2011-09-29 | 50.490 | 50.720 | 49.750 | 50.710 | 37.591 | 1,746,758 |
| 2011-09-28 | 50.580 | 50.610 | 49.710 | 49.850 | 36.954 | 2,230,636 |
| 2011-09-27 | 50.220 | 51.020 | 49.770 | 50.360 | 37.332 | 1,966,929 |
| 2011-09-26 | 48.240 | 49.720 | 48.110 | 49.650 | 36.805 | 1,415,252 |
| 2011-09-23 | 46.750 | 48.140 | 46.750 | 48.050 | 35.619 | 1,689,962 |
| 2011-09-22 | 47.790 | 48.510 | 47.310 | 48.040 | 35.612 | 2,494,454 |
| 2011-09-21 | 49.570 | 50.140 | 49.130 | 49.130 | 36.420 | 2,008,659 |
| 2011-09-20 | 48.970 | 50.040 | 48.830 | 49.700 | 36.842 | 1,867,388 |
| 2011-09-19 | 48.330 | 48.860 | 47.990 | 48.670 | 36.079 | 1,112,333 |
| 2011-09-16 | 49.120 | 49.160 | 48.370 | 49.090 | 36.390 | 1,870,723 |
| 2011-09-15 | 49.890 | 49.890 | 47.483 | 48.600 | 36.027 | 3,147,756 |
| 2011-09-14 | 49.640 | 49.950 | 48.808 | 49.350 | 36.583 | 1,187,593 |
| 2011-09-13 | 48.880 | 49.560 | 48.610 | 49.440 | 36.650 | 1,129,683 |
| 2011-09-12 | 48.000 | 48.900 | 47.820 | 48.820 | 36.190 | 1,408,692 |
| 2011-09-09 | 49.210 | 49.220 | 48.150 | 48.320 | 35.819 | 1,787,350 |
| 2011-09-08 | 50.540 | 50.810 | 49.430 | 49.540 | 36.724 | 1,369,006 |
| 2011-09-07 | 49.780 | 50.930 | 49.730 | 50.820 | 37.673 | 1,134,997 |
| 2011-09-06 | 47.850 | 49.360 | 47.800 | 49.170 | 36.450 | 1,726,664 |
| 2011-09-02 | 49.070 | 49.720 | 48.970 | 49.060 | 36.368 | 1,368,207 |
| 2011-09-01 | 49.960 | 50.660 | 49.520 | 49.790 | 36.909 | 1,578,994 |
| 2011-08-31 | 49.810 | 50.390 | 49.710 | 50.070 | 37.117 | 2,071,462 |
| 2011-08-30 | 49.320 | 49.700 | 48.870 | 49.420 | 36.635 | 927,923 |
| 2011-08-29 | 48.710 | 49.610 | 48.630 | 49.590 | 36.761 | 850,026 |
| 2011-08-26 | 46.770 | 48.310 | 46.250 | 48.310 | 35.812 | 1,318,812 |
| 2011-08-25 | 48.520 | 48.780 | 47.040 | 47.320 | 35.078 | 1,260,840 |
| 2011-08-24 | 47.300 | 48.460 | 46.970 | 48.400 | 35.879 | 1,352,564 |
| 2011-08-23 | 46.210 | 47.610 | 45.770 | 47.560 | 35.256 | 1,406,291 |
| 2011-08-22 | 47.260 | 47.290 | 45.910 | 46.020 | 34.114 | 1,684,721 |
| 2011-08-19 | 46.490 | 47.820 | 46.330 | 46.480 | 34.455 | 1,653,837 |
| 2011-08-18 | 47.680 | 47.840 | 46.600 | 47.010 | 34.848 | 2,529,297 |
| 2011-08-17 | 49.450 | 49.530 | 48.160 | 48.620 | 36.042 | 1,805,972 |
| 2011-08-16 | 48.580 | 49.245 | 48.270 | 48.930 | 36.272 | 1,620,773 |
| 2011-08-15 | 48.000 | 49.000 | 47.900 | 48.950 | 36.286 | 1,380,077 |
| 2011-08-12 | 47.600 | 48.315 | 47.460 | 48.050 | 35.619 | 2,449,195 |
| 2011-08-11 | 46.440 | 47.980 | 46.250 | 47.400 | 35.137 | 2,905,379 |
| 2011-08-10 | 48.050 | 48.340 | 46.130 | 46.210 | 34.255 | 3,626,810 |
| 2011-08-09 | 47.820 | 48.790 | 46.250 | 48.740 | 36.131 | 2,568,223 |
| 2011-08-08 | 49.530 | 50.140 | 47.350 | 47.370 | 35.115 | 3,266,869 |
| 2011-08-05 | 50.290 | 51.790 | 49.580 | 50.660 | 37.554 | 4,171,325 |
| 2011-08-04 | 50.630 | 51.290 | 49.890 | 49.900 | 36.991 | 3,116,316 |
| 2011-08-03 | 51.120 | 51.300 | 49.770 | 51.250 | 37.991 | 3,705,905 |
| 2011-08-02 | 51.780 | 52.270 | 51.120 | 51.180 | 37.940 | 2,633,493 |
| 2011-08-01 | 54.680 | 54.680 | 51.760 | 52.250 | 38.733 | 3,264,063 |
| 2011-07-29 | 54.190 | 54.810 | 53.720 | 54.010 | 40.037 | 1,695,203 |
| 2011-07-28 | 54.420 | 54.920 | 54.320 | 54.550 | 40.438 | 1,939,880 |
| 2011-07-27 | 55.460 | 55.490 | 54.400 | 54.420 | 40.341 | 1,938,333 |
| 2011-07-26 | 56.360 | 56.360 | 55.470 | 55.740 | 41.320 | 1,911,753 |
| 2011-07-25 | 56.670 | 56.710 | 55.930 | 56.270 | 41.713 | 2,266,957 |
| 2011-07-22 | 57.270 | 57.350 | 56.580 | 56.990 | 42.246 | 2,070,564 |
| 2011-07-21 | 57.470 | 57.470 | 56.210 | 57.330 | 42.498 | 3,626,657 |
| 2011-07-20 | 58.090 | 58.090 | 56.625 | 57.060 | 42.298 | 4,699,803 |
| 2011-07-19 | 57.410 | 58.650 | 57.350 | 58.600 | 43.440 | 2,325,019 |
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.