Quest Diagnostics Inc historical data
| Date | Open | High | Low | Close | Adj. close | Volume |
| 2009-05-27 | 51.710 | 52.000 | 51.260 | 51.280 | 37.398 | 1,006,035 |
| 2009-05-26 | 50.350 | 51.770 | 49.770 | 51.640 | 37.661 | 1,040,564 |
| 2009-05-22 | 50.380 | 50.820 | 49.880 | 50.190 | 36.603 | 753,211 |
| 2009-05-21 | 51.170 | 51.240 | 50.030 | 50.220 | 36.625 | 1,087,254 |
| 2009-05-20 | 52.180 | 52.250 | 51.130 | 51.250 | 37.376 | 1,463,385 |
| 2009-05-19 | 52.200 | 52.460 | 51.430 | 51.750 | 37.741 | 1,652,539 |
| 2009-05-18 | 50.680 | 51.050 | 49.760 | 51.050 | 37.231 | 1,314,648 |
| 2009-05-15 | 51.820 | 51.820 | 50.120 | 50.400 | 36.757 | 1,453,938 |
| 2009-05-14 | 51.660 | 52.100 | 51.000 | 51.890 | 37.843 | 989,386 |
| 2009-05-13 | 51.950 | 52.420 | 51.380 | 51.590 | 37.624 | 940,412 |
| 2009-05-12 | 52.240 | 52.940 | 52.060 | 52.360 | 38.186 | 1,555,530 |
| 2009-05-11 | 52.130 | 52.620 | 51.560 | 52.240 | 38.098 | 1,190,172 |
| 2009-05-08 | 52.260 | 53.010 | 51.910 | 52.240 | 38.098 | 1,135,912 |
| 2009-05-07 | 51.770 | 52.720 | 51.460 | 52.050 | 37.960 | 1,252,150 |
| 2009-05-06 | 51.970 | 52.135 | 51.020 | 51.520 | 37.573 | 993,437 |
| 2009-05-05 | 50.700 | 51.730 | 50.250 | 51.600 | 37.632 | 1,327,373 |
| 2009-05-04 | 50.990 | 50.990 | 49.790 | 50.900 | 37.121 | 1,314,198 |
| 2009-05-01 | 51.390 | 51.630 | 49.830 | 50.500 | 36.829 | 1,414,831 |
| 2009-04-30 | 49.590 | 52.650 | 49.590 | 51.330 | 37.435 | 1,712,084 |
| 2009-04-29 | 51.790 | 52.170 | 51.100 | 51.420 | 37.500 | 1,334,762 |
| 2009-04-28 | 51.640 | 52.560 | 51.460 | 51.720 | 37.719 | 1,538,375 |
| 2009-04-27 | 50.430 | 52.060 | 50.140 | 51.680 | 37.690 | 1,788,601 |
| 2009-04-24 | 50.790 | 51.070 | 50.000 | 50.230 | 36.633 | 1,018,659 |
| 2009-04-23 | 52.460 | 52.640 | 50.020 | 50.370 | 36.735 | 2,442,430 |
| 2009-04-22 | 52.120 | 52.840 | 51.930 | 52.470 | 38.266 | 2,465,901 |
| 2009-04-21 | 51.600 | 54.450 | 51.400 | 53.430 | 38.966 | 3,766,960 |
| 2009-04-20 | 49.800 | 50.790 | 49.630 | 50.500 | 36.829 | 1,710,248 |
| 2009-04-17 | 49.610 | 50.500 | 49.380 | 50.270 | 36.662 | 1,486,836 |
| 2009-04-16 | 49.400 | 49.610 | 48.700 | 49.400 | 36.027 | 788,411 |
| 2009-04-15 | 48.560 | 49.220 | 48.300 | 49.130 | 35.830 | 1,221,342 |
| 2009-04-14 | 48.250 | 48.960 | 47.990 | 48.660 | 35.488 | 983,408 |
| 2009-04-13 | 48.330 | 48.830 | 48.060 | 48.640 | 35.473 | 784,255 |
| 2009-04-09 | 48.420 | 48.680 | 47.790 | 48.520 | 35.385 | 775,899 |
| 2009-04-08 | 47.760 | 48.190 | 46.920 | 47.560 | 34.685 | 749,487 |
| 2009-04-07 | 47.130 | 48.020 | 46.820 | 47.510 | 34.649 | 929,056 |
| 2009-04-06 | 47.500 | 48.670 | 47.300 | 47.800 | 34.860 | 967,206 |
| 2009-04-03 | 48.060 | 48.310 | 46.960 | 47.790 | 34.853 | 872,298 |
| 2009-04-02 | 48.060 | 48.970 | 47.550 | 48.170 | 35.130 | 1,154,068 |
| 2009-04-01 | 47.050 | 47.470 | 46.170 | 47.360 | 34.467 | 975,013 |
| 2009-03-31 | 47.000 | 48.300 | 46.970 | 47.480 | 34.554 | 1,083,477 |
| 2009-03-30 | 45.980 | 47.210 | 45.670 | 47.040 | 34.234 | 1,193,231 |
| 2009-03-27 | 46.650 | 47.120 | 46.330 | 46.610 | 33.921 | 1,132,274 |
| 2009-03-26 | 46.910 | 47.450 | 46.460 | 47.210 | 34.357 | 1,770,431 |
| 2009-03-25 | 46.180 | 47.180 | 46.030 | 46.770 | 34.037 | 1,460,149 |
| 2009-03-24 | 45.700 | 46.660 | 45.470 | 46.160 | 33.593 | 1,254,044 |
| 2009-03-23 | 45.140 | 46.110 | 44.640 | 46.110 | 33.557 | 1,152,030 |
| 2009-03-20 | 44.550 | 45.510 | 44.450 | 45.020 | 32.764 | 2,396,299 |
| 2009-03-19 | 45.540 | 46.040 | 44.050 | 44.360 | 32.283 | 1,432,463 |
| 2009-03-18 | 45.820 | 46.570 | 45.160 | 45.510 | 33.120 | 1,751,828 |
| 2009-03-17 | 46.100 | 46.330 | 44.890 | 45.770 | 33.309 | 1,753,188 |
| 2009-03-16 | 46.730 | 47.180 | 45.860 | 46.000 | 33.477 | 1,493,059 |
| 2009-03-13 | 45.960 | 46.570 | 45.450 | 46.400 | 33.768 | 1,368,536 |
| 2009-03-12 | 44.210 | 46.040 | 43.970 | 46.010 | 33.484 | 1,360,216 |
| 2009-03-11 | 45.110 | 45.880 | 44.100 | 44.200 | 32.167 | 1,094,728 |
| 2009-03-10 | 43.690 | 45.000 | 43.460 | 44.930 | 32.698 | 1,618,937 |
| 2009-03-09 | 43.840 | 44.310 | 43.110 | 43.460 | 31.628 | 1,425,233 |
| 2009-03-06 | 42.840 | 44.410 | 42.360 | 44.410 | 32.320 | 1,872,110 |
| 2009-03-05 | 45.400 | 45.860 | 44.750 | 45.030 | 32.771 | 1,565,726 |
| 2009-03-04 | 45.420 | 47.150 | 45.330 | 46.290 | 33.688 | 1,550,385 |
| 2009-03-03 | 45.390 | 45.910 | 44.550 | 45.150 | 32.858 | 1,772,436 |
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.