Quest Diagnostics Inc historical data
| Date | Open | High | Low | Close | Adj. close | Volume |
|---|---|---|---|---|---|---|
| 2026-01-30 | 183.82 | 187.19 | 183.82 | 187.03 | 184.78 | 1,164,074 |
| 2026-01-29 | 182.17 | 183.97 | 181.68 | 182.35 | 180.16 | 635,677 |
| 2026-01-28 | 183.02 | 183.58 | 181.63 | 182.74 | 180.54 | 838,875 |
| 2026-01-27 | 181.51 | 184.39 | 181.48 | 184.24 | 182.02 | 667,916 |
| 2026-01-26 | 182.14 | 183.79 | 181.37 | 182.53 | 180.33 | 681,866 |
| 2026-01-23 | 181.94 | 182.44 | 179.73 | 181.02 | 178.84 | 848,894 |
| 2026-01-22 | 185.11 | 185.47 | 182.01 | 182.16 | 179.97 | 1,754,222 |
| 2026-01-21 | 189.02 | 189.75 | 184.43 | 184.65 | 182.43 | 1,140,357 |
| 2026-01-20 | 187.69 | 191.07 | 186.83 | 188.95 | 186.68 | 1,482,016 |
| 2026-01-16 | 189.40 | 190.96 | 188.75 | 189.49 | 187.21 | 1,132,571 |
| 2026-01-15 | 187.15 | 190.99 | 186.43 | 190.26 | 187.97 | 1,245,699 |
| 2026-01-14 | 180.50 | 187.10 | 179.83 | 186.77 | 184.52 | 1,498,946 |
| 2026-01-13 | 176.86 | 180.42 | 175.47 | 179.96 | 177.80 | 1,069,588 |
| 2026-01-12 | 175.81 | 176.06 | 173.51 | 175.94 | 173.03 | 695,248 |
| 2026-01-09 | 177.52 | 178.30 | 174.43 | 174.44 | 171.56 | 942,357 |
| 2026-01-08 | 178.19 | 180.66 | 176.70 | 177.74 | 174.80 | 870,097 |
| 2026-01-07 | 181.15 | 181.23 | 177.70 | 178.14 | 175.20 | 767,267 |
| 2026-01-06 | 173.38 | 181.22 | 173.38 | 180.46 | 177.48 | 1,165,444 |
| 2026-01-05 | 173.46 | 174.49 | 171.18 | 173.49 | 170.62 | 748,829 |
| 2026-01-02 | 173.31 | 173.81 | 172.03 | 173.79 | 170.92 | 683,170 |
| 2025-12-31 | 175.49 | 175.73 | 173.39 | 173.53 | 170.66 | 645,305 |
| 2025-12-30 | 175.30 | 176.37 | 175.03 | 175.49 | 172.59 | 732,816 |
| 2025-12-29 | 175.72 | 176.35 | 174.63 | 175.52 | 172.62 | 632,023 |
| 2025-12-26 | 176.47 | 176.73 | 175.65 | 175.94 | 173.03 | 402,681 |
| 2025-12-24 | 175.74 | 176.26 | 175.13 | 175.92 | 173.01 | 296,509 |
| 2025-12-23 | 176.55 | 176.55 | 174.48 | 175.08 | 172.19 | 652,768 |
| 2025-12-22 | 176.00 | 177.24 | 175.63 | 176.34 | 173.43 | 704,270 |
| 2025-12-19 | 175.80 | 176.83 | 174.59 | 176.06 | 173.15 | 1,580,889 |
| 2025-12-18 | 179.19 | 179.80 | 176.03 | 176.15 | 173.24 | 973,822 |
| 2025-12-17 | 178.33 | 179.23 | 177.02 | 179.10 | 176.14 | 1,652,324 |
| 2025-12-16 | 184.84 | 184.84 | 178.52 | 178.66 | 175.71 | 1,338,939 |
| 2025-12-15 | 183.25 | 184.81 | 182.96 | 184.11 | 181.07 | 951,930 |
| 2025-12-12 | 182.16 | 183.01 | 181.23 | 182.56 | 179.54 | 1,138,995 |
| 2025-12-11 | 179.64 | 182.06 | 179.51 | 181.57 | 178.57 | 685,602 |
| 2025-12-10 | 180.00 | 180.99 | 178.95 | 179.51 | 176.54 | 1,071,131 |
| 2025-12-09 | 181.71 | 182.77 | 178.61 | 179.62 | 176.65 | 846,482 |
| 2025-12-08 | 182.29 | 183.50 | 181.23 | 181.82 | 178.82 | 980,691 |
| 2025-12-05 | 183.20 | 184.19 | 182.08 | 182.51 | 179.50 | 738,192 |
| 2025-12-04 | 182.31 | 185.12 | 182.25 | 184.18 | 181.14 | 1,044,861 |
| 2025-12-03 | 183.27 | 184.16 | 182.21 | 182.61 | 179.59 | 1,057,340 |
| 2025-12-02 | 183.80 | 184.89 | 182.21 | 182.55 | 179.53 | 1,177,547 |
| 2025-12-01 | 188.50 | 189.39 | 183.66 | 183.77 | 180.73 | 1,163,080 |
| 2025-11-28 | 190.12 | 190.26 | 188.94 | 189.18 | 186.05 | 379,697 |
| 2025-11-26 | 191.44 | 192.26 | 189.22 | 189.69 | 186.56 | 869,621 |
| 2025-11-25 | 191.76 | 193.35 | 190.73 | 192.35 | 189.17 | 1,207,322 |
| 2025-11-24 | 192.75 | 192.75 | 189.74 | 190.58 | 187.43 | 2,285,266 |
| 2025-11-21 | 188.11 | 193.76 | 187.80 | 191.25 | 188.09 | 1,769,771 |
| 2025-11-20 | 187.14 | 188.77 | 186.25 | 187.61 | 184.51 | 1,104,444 |
| 2025-11-19 | 185.34 | 187.68 | 184.18 | 185.96 | 182.89 | 874,623 |
| 2025-11-18 | 187.35 | 188.16 | 184.35 | 185.32 | 182.26 | 1,368,410 |
| 2025-11-17 | 187.01 | 189.26 | 185.09 | 186.19 | 183.11 | 1,086,531 |
| 2025-11-14 | 186.89 | 188.89 | 186.12 | 186.95 | 183.86 | 923,858 |
| 2025-11-13 | 185.60 | 190.47 | 184.50 | 187.58 | 184.48 | 1,411,985 |
| 2025-11-12 | 188.36 | 189.07 | 186.81 | 186.85 | 183.76 | 1,076,555 |
| 2025-11-11 | 184.98 | 191.31 | 184.84 | 188.85 | 185.73 | 1,293,710 |
| 2025-11-10 | 178.20 | 184.59 | 175.77 | 184.31 | 181.27 | 1,592,564 |
| 2025-11-07 | 177.14 | 180.59 | 176.09 | 179.50 | 176.53 | 1,020,675 |
| 2025-11-06 | 177.99 | 178.98 | 175.67 | 176.51 | 173.59 | 830,158 |
| 2025-11-05 | 177.81 | 179.39 | 176.85 | 178.26 | 175.32 | 784,855 |
| 2025-11-04 | 179.35 | 180.04 | 176.27 | 178.03 | 175.09 | 1,059,509 |
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.