Quest Diagnostics Inc historical data
| Date | Open | High | Low | Close | Adj. close | Volume |
| 2009-08-20 | 53.890 | 54.670 | 53.650 | 54.570 | 39.868 | 958,142 |
| 2009-08-19 | 53.310 | 54.190 | 53.200 | 53.880 | 39.364 | 938,816 |
| 2009-08-18 | 54.310 | 54.350 | 53.380 | 53.570 | 39.138 | 890,400 |
| 2009-08-17 | 53.520 | 54.840 | 53.150 | 54.330 | 39.693 | 1,088,655 |
| 2009-08-14 | 54.040 | 54.450 | 53.260 | 53.730 | 39.255 | 859,743 |
| 2009-08-13 | 53.420 | 53.970 | 52.920 | 53.970 | 39.430 | 844,383 |
| 2009-08-12 | 53.340 | 53.970 | 52.950 | 53.620 | 39.174 | 772,191 |
| 2009-08-11 | 53.500 | 54.140 | 53.240 | 53.360 | 38.984 | 1,332,959 |
| 2009-08-10 | 53.310 | 53.880 | 53.000 | 53.780 | 39.291 | 1,342,338 |
| 2009-08-07 | 53.360 | 53.670 | 53.150 | 53.290 | 38.933 | 1,316,747 |
| 2009-08-06 | 52.500 | 53.410 | 52.070 | 53.100 | 38.794 | 1,821,900 |
| 2009-08-05 | 53.520 | 53.710 | 52.490 | 52.630 | 38.451 | 1,419,276 |
| 2009-08-04 | 53.740 | 54.080 | 53.500 | 53.590 | 39.152 | 1,753,757 |
| 2009-08-03 | 54.900 | 54.900 | 53.140 | 53.810 | 39.313 | 2,196,717 |
| 2009-07-31 | 54.190 | 55.050 | 53.840 | 54.620 | 39.905 | 1,890,579 |
| 2009-07-30 | 55.390 | 55.390 | 54.310 | 54.370 | 39.722 | 1,613,213 |
| 2009-07-29 | 54.280 | 55.740 | 53.970 | 55.210 | 40.336 | 2,869,093 |
| 2009-07-28 | 55.450 | 56.200 | 52.060 | 53.730 | 39.255 | 5,220,771 |
| 2009-07-27 | 56.020 | 56.240 | 54.920 | 55.520 | 40.562 | 1,256,577 |
| 2009-07-24 | 55.120 | 55.940 | 54.950 | 55.940 | 40.869 | 1,160,100 |
| 2009-07-23 | 55.260 | 56.000 | 54.560 | 55.390 | 40.467 | 1,748,741 |
| 2009-07-22 | 55.620 | 56.250 | 54.840 | 55.140 | 40.285 | 1,723,347 |
| 2009-07-21 | 56.710 | 57.150 | 54.350 | 55.780 | 40.752 | 3,075,234 |
| 2009-07-20 | 56.000 | 56.220 | 54.900 | 56.010 | 40.920 | 1,887,079 |
| 2009-07-17 | 55.950 | 56.070 | 55.480 | 55.880 | 40.825 | 904,365 |
| 2009-07-16 | 55.160 | 56.270 | 54.710 | 56.070 | 40.964 | 1,069,514 |
| 2009-07-15 | 54.960 | 55.510 | 54.200 | 55.240 | 40.358 | 1,388,067 |
| 2009-07-14 | 54.660 | 54.986 | 54.210 | 54.740 | 39.993 | 1,021,425 |
| 2009-07-13 | 54.140 | 54.710 | 53.320 | 54.680 | 39.949 | 830,498 |
| 2009-07-10 | 54.650 | 55.210 | 53.730 | 54.140 | 39.554 | 1,284,696 |
| 2009-07-09 | 56.420 | 56.500 | 54.660 | 54.980 | 40.168 | 1,575,140 |
| 2009-07-08 | 56.230 | 56.340 | 55.750 | 56.070 | 40.964 | 1,740,691 |
| 2009-07-07 | 55.900 | 56.820 | 55.780 | 55.870 | 40.818 | 1,336,920 |
| 2009-07-06 | 54.750 | 56.050 | 54.750 | 55.900 | 40.840 | 1,067,428 |
| 2009-07-02 | 56.200 | 56.250 | 54.900 | 55.000 | 40.183 | 1,896,635 |
| 2009-07-01 | 56.560 | 57.190 | 56.090 | 56.730 | 41.446 | 1,060,473 |
| 2009-06-30 | 56.260 | 56.820 | 55.710 | 56.430 | 41.154 | 1,268,509 |
| 2009-06-29 | 55.460 | 56.210 | 54.570 | 56.140 | 40.943 | 877,421 |
| 2009-06-26 | 55.800 | 55.800 | 54.900 | 55.250 | 40.294 | 1,453,784 |
| 2009-06-25 | 54.460 | 56.050 | 54.190 | 55.890 | 40.760 | 1,665,473 |
| 2009-06-24 | 53.690 | 54.500 | 53.220 | 54.280 | 39.586 | 1,595,722 |
| 2009-06-23 | 52.680 | 53.320 | 52.250 | 52.920 | 38.594 | 1,196,466 |
| 2009-06-22 | 53.450 | 53.450 | 52.540 | 52.810 | 38.514 | 968,397 |
| 2009-06-19 | 54.120 | 54.620 | 53.260 | 53.750 | 39.200 | 1,881,424 |
| 2009-06-18 | 52.280 | 54.020 | 52.120 | 53.850 | 39.273 | 1,333,494 |
| 2009-06-17 | 50.640 | 52.730 | 50.500 | 52.250 | 38.106 | 1,117,142 |
| 2009-06-16 | 50.570 | 51.070 | 49.870 | 50.600 | 36.902 | 1,072,717 |
| 2009-06-15 | 51.750 | 51.760 | 50.170 | 50.320 | 36.698 | 1,170,333 |
| 2009-06-12 | 51.430 | 52.170 | 50.900 | 51.890 | 37.843 | 935,903 |
| 2009-06-11 | 51.370 | 51.990 | 51.300 | 51.560 | 37.603 | 896,579 |
| 2009-06-10 | 51.510 | 51.730 | 50.890 | 51.220 | 37.355 | 1,181,354 |
| 2009-06-09 | 51.560 | 51.640 | 50.940 | 51.200 | 37.340 | 1,023,526 |
| 2009-06-08 | 52.130 | 52.460 | 51.150 | 51.260 | 37.384 | 1,133,428 |
| 2009-06-05 | 53.010 | 53.410 | 51.740 | 52.140 | 38.026 | 1,335,798 |
| 2009-06-04 | 53.710 | 53.740 | 52.640 | 52.910 | 38.587 | 1,031,374 |
| 2009-06-03 | 53.290 | 53.930 | 53.150 | 53.530 | 39.039 | 867,916 |
| 2009-06-02 | 52.780 | 53.850 | 52.520 | 53.550 | 39.054 | 862,970 |
| 2009-06-01 | 52.840 | 53.040 | 52.500 | 52.800 | 38.507 | 1,095,266 |
| 2009-05-29 | 51.510 | 52.220 | 51.130 | 52.220 | 38.084 | 1,344,525 |
| 2009-05-28 | 51.690 | 52.280 | 51.290 | 51.610 | 37.639 | 945,494 |
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.