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DGX
Quest Diagnostics Inc.
stock NYSE

At Close

Jun 12, 2026 3:59:56 PM EDT

203.12USD-0.348%(-0.71)898,895

0.00Bid 0.00Ask 0.00Spread

Pre-market

0.00USD-100.000%(-203.83)0

After-hours

Jun 12, 2026 4:10:30 PM EDT

203.06USD-0.030%(-0.06)229,467

OverviewOptionsHistoricalDark Pool LevelsShortsMore

DGX Volume Jun 12, 2026

[NF]

Exchange	Day%	Volume	30D%
Off Exchange¹	40.49	363,763	40.93
NYSE	36.64	329,175	35.69
Nasdaq GSM	8.91	80,038	8.38
IEX	5.99	53,816	4.68
Cboe BZX	3.51	31,546	3.23
NYSE Arca	1.71	15,396	2.91
Cboe EDGX	1.13	10,159	1.39
MEMX	0.39	3,504	0.65
Nasdaq BX	0.29	2,648	0.46
Cboe EDGA	0.23	2,044	0.34
Cboe BYX	0.20	1,816	0.56
MIAX Pearl	0.18	1,613	0.18
NYSE National	0.17	1,511	0.32
Nasdaq PHLX	0.08	736	0.14
NYSE American	0.06	564	0.11
CHX	0.01	121	0.04
LTSE	0.00	0	0.00
24X National	0.00	0	0.00

chartexchange.com

¹ A) Dark Pool or Off Exchange? B) Venues explained. C) All trades that update volume from the CTA.

DGX Nutrition Facts

1.15 servings per container

Serving size

780.49K

Calories

898.45K

% Day

% Avg

Off Exchange¹ 364K

40.49%

40.93%

NYSE 329K

36.64%

35.69%

Nasdaq GSM 80K

8.91%

8.38%

IEX 54K

5.99%

4.68%

Cboe BZX 32K

3.51%

3.23%

NYSE Arca 15K

1.71%

2.91%

Cboe EDGX 10K

1.13%

1.39%

MEMX 4K

0.39%

0.65%

Nasdaq BX 3K

0.29%

0.46%

Cboe EDGA 2K

0.23%

0.34%

Cboe BYX 2K

0.20%

0.56%

MIAX Pearl 2K

0.18%

NYSE National 2K

0.17%

0.32%

Nasdaq PHLX 736

0.08%

0.14%

NYSE American 564

0.06%

0.11%

CHX 121

0.01%

0.04%

LTSE 0

0.00%

24X National 0

0.00%

¹ A) Dark Pool or Off Exchange? B) Venues explained. C) All trades that update volume from the CTA.

chartexchange.com

DGX Off Exchange & Dark Pool Summary

Today's Off Exchange & Dark Pool volume is 363,763, which is 40.49% of today's total volume.
Today's Lit volume is 534,687, which is 59.51%.
Over the past 30 days, the average Off Exchange & Dark Pool volume has been 40.93%.
The average Lit volume has been 59.07%.

DGX Volume by Exchange

Off Exchange

NYSE

Nasdaq GSM

IEX

Cboe BZX

NYSE Arca

Cboe EDGX

MEMX

Nasdaq BX

Cboe EDGA

Cboe BYX