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NGG
National Grid PLC
stock NYSE ADR

At Close

Sep 30, 2026 3:59:54 PM EDT

75.84USD+1.201%(+0.90)1,108,072

65.69Bid 87.20Ask 21.51Spread

Pre-market

Sep 30, 2026 9:16:30 AM EDT

76.44USD+2.002%(+1.50)4,469

After-hours

Sep 30, 2026 4:10:30 PM EDT

75.82USD-0.026%(-0.02)1

OverviewOptionsHistoricalExchange VolumeShortsMore

NGG Volume Sep 30, 2026

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Exchange	Day%	Volume	30D%
Off Exchange¹	35.95	397,904	42.22
Nasdaq GSM	23.11	255,771	20.93
NYSE	19.02	210,523	17.73
NYSE Arca	5.91	65,398	5.41
Cboe BZX	4.80	53,078	3.91
IEX	4.16	46,016	4.61
Cboe EDGX	2.28	25,201	1.93
MEMX	1.29	14,328	0.65
Cboe EDGA	0.95	10,505	0.48
Cboe BYX	0.87	9,649	0.79
MIAX Pearl	0.44	4,829	0.20
CHX	0.30	3,325	0.12
Texas Stock Exchange LLC	0.26	2,886	0.32
NYSE American	0.23	2,583	0.15
LTSE	0.14	1,500	0.14
Nasdaq BX	0.10	1,113	0.14
NYSE National	0.10	1,076	0.12
Nasdaq PHLX	0.09	992	0.12
24X National	0.01	100	0.01

chartexchange.com

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

NGG Nutrition Facts

1.23 servings per container

Serving size

903.08K

Calories

1.11M

% Day

% Avg

Off Exchange¹ 398K

35.95%

42.22%

Nasdaq GSM 256K

23.11%

20.93%

NYSE 211K

19.02%

17.73%

NYSE Arca 65K

5.91%

5.41%

Cboe BZX 53K

4.80%

3.91%

IEX 46K

4.16%

4.61%

Cboe EDGX 25K

2.28%

1.93%

MEMX 14K

1.29%

0.65%

Cboe EDGA 11K

0.95%

0.48%

Cboe BYX 10K

0.87%

0.79%

MIAX Pearl 5K

0.44%

0.20%

CHX 3K

0.30%

0.12%

Texas Stock Exchange LLC 3K

0.26%

0.32%

NYSE American 3K

0.23%

0.15%

LTSE 2K

0.14%

Nasdaq BX 1K

0.10%

0.14%

NYSE National 1K

0.10%

0.12%

Nasdaq PHLX 992

0.09%

0.12%

24X National 100

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 397,904, which is 35.95% of today's total volume.
Today's Lit volume is 708,873, which is 64.05%.
Over the past 30 days, the average Off Exchange & Dark Pool volume has been 42.22%.
The average Lit volume has been 57.78%.

NGG Volume by Exchange

Off Exchange

Nasdaq GSM

NYSE

NYSE Arca

Cboe BZX

IEX

Cboe EDGX

MEMX

Cboe EDGA

Cboe BYX

MIAX Pearl