Quest Diagnostics Incorporated (FRA:QDI)
171.35
-1.05 (-0.61%)
At close: Feb 20, 2026
Quest Diagnostics Stock Price History
Historical Data
| Date | Open | High | Low | Close | Adj. Close | Change | Volume |
|---|---|---|---|---|---|---|---|
| Feb 20, 2026 | 171.35 | 171.35 | 171.35 | 171.35 | 171.35 | -0.61% | - |
| Feb 19, 2026 | 172.40 | 172.40 | 172.40 | 172.40 | 172.40 | -0.20% | - |
| Feb 18, 2026 | 172.75 | 172.75 | 172.75 | 172.75 | 172.75 | -0.12% | - |
| Feb 17, 2026 | 172.95 | 172.95 | 172.95 | 172.95 | 172.95 | -0.29% | - |
| Feb 16, 2026 | 173.45 | 173.45 | 173.45 | 173.45 | 173.45 | -0.09% | - |
| Feb 13, 2026 | 173.60 | 173.60 | 173.60 | 173.60 | 173.60 | -1.22% | - |
| Feb 12, 2026 | 175.75 | 175.75 | 175.75 | 175.75 | 175.75 | 2.51% | - |
| Feb 11, 2026 | 171.45 | 171.45 | 171.45 | 171.45 | 171.45 | 7.19% | - |
| Feb 10, 2026 | 159.95 | 159.95 | 159.95 | 159.95 | 159.95 | -0.12% | - |
| Feb 9, 2026 | 160.15 | 160.15 | 160.15 | 160.15 | 160.15 | -1.45% | - |
| Feb 6, 2026 | 162.50 | 162.50 | 162.50 | 162.50 | 162.50 | 1.79% | - |
| Feb 5, 2026 | 159.65 | 159.65 | 159.65 | 159.65 | 159.65 | 1.30% | - |
| Feb 4, 2026 | 155.90 | 157.60 | 155.90 | 157.60 | 157.60 | 1.06% | 77 |
| Feb 3, 2026 | 155.95 | 155.95 | 155.95 | 155.95 | 155.95 | -0.06% | - |
| Feb 2, 2026 | 156.05 | 156.05 | 156.05 | 156.05 | 156.05 | 2.80% | - |
| Jan 30, 2026 | 151.80 | 151.80 | 151.80 | 151.80 | 151.80 | 0.07% | - |
| Jan 29, 2026 | 151.70 | 151.70 | 151.70 | 151.70 | 151.70 | -0.85% | - |
| Jan 28, 2026 | 153.00 | 153.00 | 153.00 | 153.00 | 153.00 | -0.10% | - |
| Jan 27, 2026 | 153.15 | 153.15 | 153.15 | 153.15 | 153.15 | 0.76% | - |
| Jan 26, 2026 | 152.00 | 152.00 | 152.00 | 152.00 | 152.00 | -1.55% | - |
| Jan 23, 2026 | 154.40 | 154.40 | 154.40 | 154.40 | 154.40 | -1.78% | - |
| Jan 22, 2026 | 157.20 | 157.20 | 157.20 | 157.20 | 157.20 | -2.09% | - |
| Jan 21, 2026 | 160.55 | 160.55 | 160.55 | 160.55 | 160.55 | 0.31% | - |
| Jan 20, 2026 | 160.05 | 160.05 | 160.05 | 160.05 | 160.05 | -0.77% | - |
| Jan 19, 2026 | 161.30 | 161.30 | 161.30 | 161.30 | 161.30 | -1.16% | - |
| Jan 16, 2026 | 163.20 | 163.20 | 163.20 | 163.20 | 163.20 | 3.26% | - |
| Jan 15, 2026 | 158.05 | 158.05 | 158.05 | 158.05 | 158.05 | 2.83% | - |
| Jan 14, 2026 | 153.70 | 153.70 | 153.70 | 153.70 | 153.70 | 2.84% | - |
| Jan 13, 2026 | 149.45 | 149.45 | 149.45 | 149.45 | 149.45 | 0.67% | - |
| Jan 12, 2026 | 148.45 | 148.45 | 148.45 | 148.45 | 147.76 | -2.24% | - |
| Jan 9, 2026 | 151.85 | 151.85 | 151.85 | 151.85 | 151.15 | 0.10% | - |
| Jan 8, 2026 | 151.70 | 151.70 | 151.70 | 151.70 | 151.00 | -1.17% | - |
| Jan 7, 2026 | 153.50 | 153.50 | 153.50 | 153.50 | 152.79 | 4.07% | 15 |
| Jan 6, 2026 | 147.20 | 147.50 | 147.20 | 147.50 | 146.82 | -0.34% | 7 |
| Jan 5, 2026 | 148.00 | 148.00 | 148.00 | 148.00 | 147.32 | 0.48% | - |
| Jan 2, 2026 | 147.30 | 147.30 | 147.30 | 147.30 | 146.62 | -0.71% | 25 |
| Dec 30, 2025 | 148.35 | 148.35 | 148.35 | 148.35 | 147.67 | -0.24% | - |
| Dec 29, 2025 | 148.70 | 148.70 | 148.70 | 148.70 | 148.01 | -0.20% | - |
| Dec 23, 2025 | 149.00 | 149.00 | 149.00 | 149.00 | 148.31 | -0.20% | - |
| Dec 22, 2025 | 149.60 | 149.60 | 149.30 | 149.30 | 148.61 | -0.17% | 300 |
| Dec 19, 2025 | 149.55 | 149.55 | 149.55 | 149.55 | 148.86 | -1.48% | - |
| Dec 18, 2025 | 151.80 | 151.80 | 151.80 | 151.80 | 151.10 | -0.03% | - |
| Dec 17, 2025 | 151.85 | 151.85 | 151.85 | 151.85 | 151.15 | -2.63% | - |
| Dec 16, 2025 | 155.95 | 155.95 | 155.95 | 155.95 | 155.23 | 0.68% | - |
| Dec 15, 2025 | 154.90 | 154.90 | 154.90 | 154.90 | 154.19 | 0.62% | - |
| Dec 12, 2025 | 153.95 | 153.95 | 153.95 | 153.95 | 153.24 | 0.75% | - |
| Dec 11, 2025 | 152.80 | 152.80 | 152.80 | 152.80 | 152.09 | -0.55% | - |
| Dec 10, 2025 | 153.65 | 153.65 | 153.65 | 153.65 | 152.94 | -1.13% | - |
| Dec 9, 2025 | 155.40 | 155.40 | 155.40 | 155.40 | 154.68 | -0.51% | - |
| Dec 8, 2025 | 156.20 | 156.20 | 156.20 | 156.20 | 155.48 | -0.79% | - |