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Arphra AIPlain-English read on Quest Diagnostics Incorporated’s valuationOHLC · last 20 sessions
· prices_daily$195.00
Risk stats · trailing 1Y
Volatility (ann.)23.0%
Max drawdown-11.9%
Sharpe (1Y)0.47
Sortino (1Y)0.82
Trailing returns
· prices_daily roll-upcomputed
1D
-1.40%
5D
-4.33%
1M
+2.42%
3M
+0.43%
6M
+9.15%
YTD
+12.20%
1Y
+8.97%
3Y
—
5Y
—
52-week range
$166.42$211.91
Current $195.0063% of range
Volume · 20-session
Today 1.3MAvg 831K
Price chart
272 barsDB · daily · ~5yAdjusted prices · last 60d
DB · prices_daily + stock_splits + dividends| Date | Open | High | Low | Close · unadj | Close · split adj | Close · div adj | Δ adj | Volume |
|---|---|---|---|---|---|---|---|---|
| Jun 18, 2026 | 196.69 | 197.44 | 192.83 | 195.00 | 195.00 | 195.00 | 0.00% | 1,288,156 |
| Jun 17, 2026 | 200.00 | 201.04 | 196.50 | 197.76 | 197.76 | 197.76 | 0.00% | 754,200 |
| Jun 16, 2026 | 203.03 | 204.70 | 199.66 | 201.04 | 201.04 | 201.04 | 0.00% | 1,020,330 |
| Jun 15, 2026 | 202.25 | 203.20 | 200.37 | 202.18 | 202.18 | 202.18 | 0.00% | 1,009,385 |
| Jun 12, 2026 | 205.53 | 205.96 | 202.38 | 203.06 | 203.06 | 203.06 | 0.00% | 898,894 |
| Jun 11, 2026 | 204.07 | 207.50 | 202.54 | 203.83 | 203.83 | 203.83 | 0.00% | 1,079,981 |
| Jun 10, 2026 | 203.35 | 207.30 | 202.97 | 203.78 | 203.78 | 203.78 | 0.00% | 786,600 |
| Jun 09, 2026 | 197.90 | 204.84 | 196.99 | 204.53 | 204.53 | 204.53 | 0.00% | 747,133 |
| Jun 08, 2026 | 202.08 | 202.08 | 196.70 | 197.21 | 197.21 | 197.21 | 0.00% | 821,700 |
| Jun 05, 2026 | 197.41 | 201.54 | 197.31 | 200.29 | 200.29 | 200.29 | 0.00% | 816,200 |
| Jun 04, 2026 | 194.99 | 201.99 | 194.99 | 196.12 | 196.12 | 196.12 | 0.00% | 735,926 |
| Jun 03, 2026 | 193.00 | 195.21 | 192.38 | 193.67 | 193.67 | 193.67 | 0.00% | 648,100 |
| Jun 02, 2026 | 192.93 | 193.31 | 191.02 | 193.16 | 193.16 | 193.16 | 0.00% | 678,596 |
| Jun 01, 2026 | 194.14 | 196.48 | 191.85 | 192.20 | 192.20 | 192.20 | 0.00% | 609,501 |
| May 29, 2026 | 196.59 | 197.38 | 194.30 | 194.90 | 194.90 | 194.90 | 0.00% | 1,264,321 |
| May 28, 2026 | 194.03 | 196.80 | 193.91 | 196.20 | 196.20 | 196.20 | 0.00% | 653,708 |
| May 27, 2026 | 194.26 | 196.32 | 192.57 | 193.99 | 193.99 | 193.99 | 0.00% | 597,235 |
| May 26, 2026 | 194.26 | 194.69 | 192.35 | 192.88 | 192.88 | 192.88 | 0.00% | 869,412 |
| May 22, 2026 | 193.99 | 196.92 | 193.96 | 195.21 | 195.21 | 195.21 | 0.00% | 871,497 |
| May 21, 2026 | 192.73 | 193.83 | 188.88 | 193.82 | 193.82 | 193.82 | 0.00% | 474,000 |
| May 20, 2026 | 191.87 | 194.85 | 190.40 | 193.75 | 193.75 | 193.75 | 0.00% | 948,706 |
| May 19, 2026 | 189.24 | 191.18 | 187.06 | 190.39 | 190.39 | 190.39 | 0.00% | 794,600 |
| May 18, 2026 | 187.64 | 191.16 | 187.25 | 189.84 | 189.84 | 189.84 | 0.00% | 926,152 |
| May 15, 2026 | 189.16 | 189.88 | 186.43 | 186.61 | 186.61 | 186.61 | 0.00% | 1,081,530 |
| May 14, 2026 | 190.92 | 192.80 | 187.14 | 187.94 | 187.94 | 187.94 | 0.00% | 768,100 |
| May 13, 2026 | 188.81 | 191.11 | 187.51 | 190.85 | 190.85 | 190.85 | 0.00% | 693,146 |
| May 12, 2026 | 191.21 | 192.30 | 189.47 | 190.18 | 190.18 | 190.18 | 0.00% | 754,932 |
| May 11, 2026 | 187.36 | 190.45 | 187.13 | 189.81 | 189.81 | 189.81 | 0.00% | 620,700 |
| May 08, 2026 | 191.71 | 192.20 | 186.23 | 187.39 | 187.39 | 187.39 | 0.00% | 762,516 |
| May 07, 2026 | 188.19 | 190.99 | 187.90 | 190.84 | 190.84 | 190.84 | 0.00% | 739,973 |
| May 06, 2026 | 190.89 | 192.62 | 188.49 | 189.13 | 189.13 | 189.13 | 0.00% | 898,644 |
| May 05, 2026 | 191.39 | 191.70 | 189.18 | 190.84 | 190.84 | 190.84 | 0.00% | 613,834 |
| May 04, 2026 | 190.61 | 193.50 | 190.41 | 191.50 | 191.50 | 191.50 | 0.00% | 567,500 |
| May 01, 2026 | 194.50 | 196.34 | 192.21 | 192.67 | 192.67 | 192.67 | 0.00% | 692,000 |
| Apr 30, 2026 | 190.24 | 195.87 | 189.92 | 194.20 | 194.20 | 194.20 | 0.00% | 1,110,000 |
| Apr 29, 2026 | 193.85 | 194.49 | 187.50 | 189.32 | 189.32 | 189.32 | 0.00% | 1,399,922 |
| Apr 28, 2026 | 198.59 | 198.78 | 194.27 | 195.05 | 195.05 | 195.05 | 0.00% | 909,135 |
| Apr 27, 2026 | 195.91 | 198.00 | 195.61 | 196.63 | 196.63 | 196.63 | 0.00% | 702,929 |
| Apr 24, 2026 | 199.99 | 200.07 | 194.46 | 196.27 | 196.27 | 196.27 | 0.00% | 1,038,900 |
| Apr 23, 2026 | 205.28 | 205.66 | 196.96 | 199.53 | 199.53 | 199.53 | 0.00% | 1,263,400 |
| Apr 22, 2026 | 205.37 | 207.00 | 198.71 | 204.00 | 204.00 | 204.00 | 0.00% | 1,609,415 |
Derived from
prices_daily back-adjusted by stock_splits + dividends. Δ adj = cumulative shift between raw print and dividend-adjusted close.