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NGG
National Grid PLC
stock NYSE ADR

Market Open

Sep 30, 2026 3:17:08 PM EDT

76.15USD+1.615%(+1.21)841,796

76.12Bid 76.16Ask 0.04Spread

Pre-market

Sep 30, 2026 9:16:30 AM EDT

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

After-hours

Sep 29, 2026 4:10:30 PM EDT

74.94USD+0.027%(+0.02)0

OverviewOptionsHistoricalDark Pool PrintsShortsMore

NGG Volume Sep 30, 2026 2:55:01 PM EDT

[NF]

Exchange	Day%	Volume	30D%
Off Exchange¹	36.94	299,332	42.33
Nasdaq GSM	26.83	217,422	21.02
NYSE	11.66	94,454	17.48
NYSE Arca	7.40	59,970	5.45
Cboe BZX	5.80	46,981	3.93
IEX	3.83	31,056	4.61
Cboe EDGX	2.64	21,384	1.94
Cboe BYX	1.15	9,345	0.80
Cboe EDGA	1.07	8,680	0.48
MEMX	0.95	7,712	0.63
MIAX Pearl	0.48	3,854	0.20
Texas Stock Exchange LLC	0.36	2,886	0.32
CHX	0.28	2,234	0.11
NYSE American	0.21	1,737	0.15
LTSE	0.17	1,400	0.15
Nasdaq PHLX	0.11	869	0.12
Nasdaq BX	0.09	741	0.14
NYSE National	0.03	225	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

0.90 servings per container

Serving size

903.08K

Calories

810.38K

% Day

% Avg

Off Exchange¹ 299K

36.94%

42.33%

Nasdaq GSM 217K

26.83%

21.02%

NYSE 94K

11.66%

17.48%

NYSE Arca 60K

7.40%

5.45%

Cboe BZX 47K

5.80%

3.93%

IEX 31K

3.83%

4.61%

Cboe EDGX 21K

2.64%

1.94%

Cboe BYX 9K

1.15%

0.80%

Cboe EDGA 9K

1.07%

0.48%

MEMX 8K

0.95%

0.63%

MIAX Pearl 4K

0.48%

0.20%

Texas Stock Exchange LLC 3K

0.36%

0.32%

CHX 2K

0.28%

0.11%

NYSE American 2K

0.21%

0.15%

LTSE 1K

0.17%

0.15%

Nasdaq PHLX 869

0.11%

0.12%

Nasdaq BX 741

0.09%

0.14%

NYSE National 225

0.03%

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 299,332, which is 36.94% of today's total volume.
Today's Lit volume is 511,050, which is 63.06%.
Over the past 30 days, the average Off Exchange & Dark Pool volume has been 42.33%.
The average Lit volume has been 57.67%.

NGG Volume by Exchange

Off Exchange

Nasdaq GSM

NYSE

NYSE Arca

Cboe BZX

IEX

Cboe EDGX

Cboe BYX

Cboe EDGA

MEMX

MIAX Pearl