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ATO
Atmos Energy Corporation
stock NYSE

At Close

Aug 14, 2026 3:59:50 PM EDT

169.83USD-0.076%(-0.13)1,285,331

0.00Bid 0.00Ask 0.00Spread

Pre-market

0.00USD-100.000%(-169.96)0

After-hours

Aug 14, 2026 4:10:30 PM EDT

169.92USD+0.053%(+0.09)1

OverviewOptionsHistoricalExchange VolumeShortsMore

ATO Volume Aug 14, 2026

[NF]

Exchange	Day%	Volume	30D%
Off Exchange¹	66.71	567,128	43.24
NYSE	11.87	100,877	35.79
Nasdaq GSM	8.99	76,462	7.67
Cboe BZX	3.81	32,400	3.33
NYSE Arca	2.71	23,028	2.24
IEX	2.26	19,183	4.00
Cboe EDGX	1.65	14,033	1.41
MEMX	0.63	5,351	0.64
Cboe BYX	0.42	3,609	0.43
Cboe EDGA	0.30	2,573	0.32
NYSE National	0.18	1,569	0.17
Nasdaq PHLX	0.15	1,245	0.14
Nasdaq BX	0.14	1,184	0.20
NYSE American	0.09	794	0.17
MIAX Pearl	0.07	636	0.15
Texas Stock Exchange LLC	0.01	124	0.00
CHX	0.00	3	0.08
24X National	0.00	0	0.01
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.

ATO Nutrition Facts

0.80 servings per container

Serving size

1.06M

Calories

850.20K

% Day

% Avg

Off Exchange¹ 567K

66.71%

43.24%

NYSE 101K

11.87%

35.79%

Nasdaq GSM 76K

8.99%

7.67%

Cboe BZX 32K

3.81%

3.33%

NYSE Arca 23K

2.71%

2.24%

IEX 19K

2.26%

4.00%

Cboe EDGX 14K

1.65%

1.41%

MEMX 5K

0.63%

0.64%

Cboe BYX 4K

0.42%

0.43%

Cboe EDGA 3K

0.30%

0.32%

NYSE National 2K

0.18%

0.17%

Nasdaq PHLX 1K

0.15%

0.14%

Nasdaq BX 1K

0.14%

0.20%

NYSE American 794

0.09%

0.17%

MIAX Pearl 636

0.07%

0.15%

Texas Stock Exchange LLC 124

0.01%

0.00%

CHX 3

0.00%

0.08%

24X National 0

0.00%

0.01%

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

ATO Off Exchange & Dark Pool Summary

Today's Off Exchange & Dark Pool volume is 567,128, which is 66.71% of today's total volume.
Today's Lit volume is 283,071, which is 33.29%.
Over the past 30 days, the average Off Exchange & Dark Pool volume has been 43.24%.
The average Lit volume has been 56.76%.

ATO Volume by Exchange

Off Exchange

NYSE

Nasdaq GSM

Cboe BZX

NYSE Arca

IEX

Cboe EDGX

MEMX

Cboe BYX

Cboe EDGA

NYSE National