Dark

DGX
Quest Diagnostics Inc.
stock NYSE

At Close

Jul 3, 2025 12:59:56 PM EDT

176.76USD+0.091%(+0.16)436,517

0.00Bid 0.00Ask 0.00Spread

Pre-market

Jul 3, 2025 8:19:30 AM EDT

177.35USD+0.425%(+0.75)300

After-hours

Jul 3, 2025 4:37:30 PM EDT

176.92USD+0.091%(+0.16)3,989

OverviewOptionsHistoricalExchange VolumeShortsMore

DGX Volume Dec 31, 1969

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Exchange	Day%	Volume	30D%
Off Exchange¹	42.68	186,294	38.83
NYSE	28.94	126,330	32.40
Nasdaq GSM	10.00	43,634	11.75
IEX	4.95	21,621	4.79
Cboe BZX	3.86	16,854	3.74
NYSE Arca	3.35	14,636	2.89
Cboe EDGX	1.66	7,268	1.66
Nasdaq BX	1.17	5,120	0.78
Cboe BYX	1.06	4,636	1.03
MEMX	0.81	3,539	0.80
MIAX Pearl	0.46	2,027	0.23
Cboe EDGA	0.40	1,725	0.31
NYSE National	0.32	1,400	0.34
Nasdaq PHLX	0.27	1,198	0.21
NYSE American	0.05	235	0.12
CHX	0.00	0	0.11
LTSE	0.00	0	0.01

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

DGX Nutrition Facts

0.49 servings per container

Serving size

894.17K

Calories

436.52K

% Day

% Avg

Off Exchange¹ 186K

42.68%

38.83%

NYSE 126K

28.94%

32.40%

Nasdaq GSM 44K

10.00%

11.75%

IEX 22K

4.95%

4.79%

Cboe BZX 17K

3.86%

3.74%

NYSE Arca 15K

3.35%

2.89%

Cboe EDGX 7K

1.66%

Nasdaq BX 5K

1.17%

0.78%

Cboe BYX 5K

1.06%

1.03%

MEMX 4K

0.81%

0.80%

MIAX Pearl 2K

0.46%

0.23%

Cboe EDGA 2K

0.40%

0.31%

NYSE National 1K

0.32%

0.34%

Nasdaq PHLX 1K

0.27%

0.21%

NYSE American 235

0.05%

0.12%

CHX 0

0.00%

0.11%

LTSE 0

0.00%

0.01%

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 186,294, which is 42.68% of today's total volume.
Today's Lit volume is 250,223, which is 57.32%.
Over the past 30 days, the average Off Exchange & Dark Pool volume has been 38.83%.
The average Lit volume has been 61.17%.

DGX Volume by Exchange

Off Exchange

NYSE

Nasdaq GSM

IEX

Cboe BZX

NYSE Arca

Cboe EDGX

Nasdaq BX

Cboe BYX

MEMX

MIAX Pearl