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NGG
National Grid PLC
stock NYSE ADR

Market Open

May 20, 2025 1:01:43 PM EDT

73.28USD+1.174%(+0.85)577,910

73.28Bid 73.31Ask 0.03Spread

Pre-market

May 20, 2025 9:28:30 AM EDT

72.43USD0.000%(0.00)3,973

After-hours

May 19, 2025 4:00:30 PM EDT

72.44USD0.000%(0.00)0

OverviewOptionsHistoricalDark Pool LevelsShortsMore

NGG Volume May 20, 2025 2:44:58 PM EDT

[NF]

Exchange	Day%	Volume	30D%
Nasdaq GSM	34.27	191,028	23.45
Off Exchange¹	31.83	177,452	44.62
NYSE	14.95	83,328	16.35
NYSE Arca	6.22	34,668	5.24
Cboe BZX	4.79	26,680	3.27
IEX	3.19	17,768	3.15
Cboe BYX	1.98	11,036	0.85
Cboe EDGX	1.52	8,490	1.26
MEMX	0.45	2,491	0.71
NYSE National	0.43	2,373	0.11
NYSE American	0.11	604	0.07
Cboe EDGA	0.09	501	0.32
Nasdaq BX	0.08	467	0.18
MIAX Pearl	0.07	364	0.22
Nasdaq PHLX	0.02	113	0.16
CHX	0.02	100	0.03
LTSE	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.

NGG Nutrition Facts

0.49 servings per container

Serving size

1.15M

Calories

557.46K

% Day

% Avg

Nasdaq GSM 191K

34.27%

23.45%

Off Exchange¹ 177K

31.83%

44.62%

NYSE 83K

14.95%

16.35%

NYSE Arca 35K

6.22%

5.24%

Cboe BZX 27K

4.79%

3.27%

IEX 18K

3.19%

3.15%

Cboe BYX 11K

1.98%

0.85%

Cboe EDGX 8K

1.52%

1.26%

MEMX 2K

0.45%

0.71%

NYSE National 2K

0.43%

0.11%

NYSE American 604

0.11%

0.07%

Cboe EDGA 501

0.09%

0.32%

Nasdaq BX 467

0.08%

0.18%

MIAX Pearl 364

0.07%

0.22%

Nasdaq PHLX 113

0.02%

0.16%

CHX 100

0.02%

0.03%

LTSE 0

0.00%

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 177,452, which is 31.83% of today's total volume.
Today's Lit volume is 380,011, which is 68.17%.
Over the past 30 days, the average Off Exchange & Dark Pool volume has been 44.62%.
The average Lit volume has been 55.38%.

NGG Volume by Exchange

Nasdaq GSM

Off Exchange

NYSE

NYSE Arca

Cboe BZX

IEX

Cboe BYX

Cboe EDGX

MEMX

NYSE National

NYSE American