DGX: Quest Diagnostics Incorporated

As of Friday, August 21st, 2026

$ 244.39

+3.09 +1.28%

Open: 240.33
High: 244.70
Low: 239.43
Volume: 1,262,505
Previous Close on Thursday, August 20th, 2026

$ 241.30

-0.46 -0.19%

Open: 239.86
High: 245.68
Low: 237.53
Volume: 1,106,231

Historical Data

Date Open High Low Close Volume Chg %Chg
2026-08-21 240.33 244.70 239.43 244.39 1,262,505 +3.09 +1.28
2026-08-20 239.86 245.68 237.53 241.30 1,106,231 -0.46 -0.19
2026-08-19 238.10 242.39 237.38 241.76 923,836 +5.51 +2.33
2026-08-18 238.01 239.38 236.07 236.25 692,945 +0.73 +0.31
2026-08-17 233.94 237.17 233.00 235.52 582,451 +1.12 +0.48
2026-08-14 235.82 237.70 233.69 234.40 541,743 -1.64 -0.69
2026-08-13 239.10 240.00 235.65 236.04 549,009 -1.73 -0.73
2026-08-12 234.46 238.51 232.28 237.77 679,442 +0.27 +0.11
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Metrics and Technicals

Period High Low Chg %Chg Max Drawdown SMA
Peak Trough %Loss
Period High Low Chg %Chg MDD SMA
5D 245.68
On 2026-08-20		 233.00
On 2026-08-17		 9.99 4.26 245.68
On 2026-08-20		 239.43
On 2026-08-21		 -2.54 239.84
10D 245.68
On 2026-08-20		 232.28
On 2026-08-12		 6.04 2.53 239.92
On 2026-08-11		 232.28
On 2026-08-12		 -3.18 238.26
20D 245.68
On 2026-08-20		 224.97
On 2026-07-27		 16.53 7.25 240.13
On 2026-07-28		 229.01
On 2026-07-30		 -4.63 236.56
WTD 245.68
On 2026-08-20		 233.00
On 2026-08-17		 9.99 4.26 245.68
On 2026-08-20		 239.43
On 2026-08-21		 -2.54 239.84
MTD 245.68
On 2026-08-20		 229.76
On 2026-08-04		 11.38 4.88 239.92
On 2026-08-11		 232.28
On 2026-08-12		 -3.18 237.39
As of Friday, August 21st, 2026
 
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Recent
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AXTI

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DGX

Quest Diagnostics Incorporated

244.39 +3.09 +1.28 1,262,505