Dark

NGG
National Grid PLC
stock NYSE ADR

At Close

Jul 17, 2026 3:59:54 PM EDT

83.96USD+1.757%(+1.45)831,658

0.00Bid 0.00Ask 0.00Spread

Pre-market

Jul 17, 2026 9:29:30 AM EDT

84.47USD+2.375%(+1.96)6,276

After-hours

Jul 17, 2026 4:10:30 PM EDT

83.99USD+0.036%(+0.03)60,183

OverviewOptionsHistoricalExchange VolumeShortsMore

NGG Volume Jul 17, 2026

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Exchange	Day%	Volume	30D%
Off Exchange¹	35.15	292,313	35.42
Nasdaq GSM	22.86	190,104	26.48
NYSE	18.17	151,104	16.63
NYSE Arca	5.64	46,872	6.94
IEX	4.07	33,830	4.58
Cboe BZX	3.74	31,068	3.93
Nasdaq BX	2.54	21,147	0.52
NYSE National	2.20	18,299	0.44
Cboe BYX	2.02	16,836	0.99
Cboe EDGX	1.87	15,570	2.24
MEMX	1.07	8,933	0.78
Cboe EDGA	0.28	2,300	0.35
MIAX Pearl	0.10	866	0.24
LTSE	0.09	775	0.16
CHX	0.07	555	0.08
NYSE American	0.06	537	0.14
Nasdaq PHLX	0.06	467	0.08
24X National	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.

NGG Nutrition Facts

0.77 servings per container

Serving size

1.08M

Calories

831.58K

% Day

% Avg

Off Exchange¹ 292K

35.15%

35.42%

Nasdaq GSM 190K

22.86%

26.48%

NYSE 151K

18.17%

16.63%

NYSE Arca 47K

5.64%

6.94%

IEX 34K

4.07%

4.58%

Cboe BZX 31K

3.74%

3.93%

Nasdaq BX 21K

2.54%

0.52%

NYSE National 18K

2.20%

0.44%

Cboe BYX 17K

2.02%

0.99%

Cboe EDGX 16K

1.87%

2.24%

MEMX 9K

1.07%

0.78%

Cboe EDGA 2K

0.28%

0.35%

MIAX Pearl 866

0.10%

0.24%

LTSE 775

0.09%

0.16%

CHX 555

0.07%

0.08%

NYSE American 537

0.06%

0.14%

Nasdaq PHLX 467

0.06%

0.08%

24X National 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

NGG Off Exchange & Dark Pool Summary

Today's Off Exchange & Dark Pool volume is 292,313, which is 35.15% of today's total volume.
Today's Lit volume is 539,263, which is 64.85%.
Over the past 30 days, the average Off Exchange & Dark Pool volume has been 35.42%.
The average Lit volume has been 64.58%.

NGG Volume by Exchange

Off Exchange

Nasdaq GSM

NYSE

NYSE Arca

IEX

Cboe BZX

Nasdaq BX

NYSE National

Cboe BYX

Cboe EDGX

MEMX