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ATO
Atmos Energy Corporation
stock NYSE

At Close

Jun 30, 2026 3:59:55 PM EDT

172.27USD-1.470%(-2.57)1,388,095

0.00Bid 0.00Ask 0.00Spread

Pre-market

0.00USD-100.000%(-174.84)0

After-hours

Jun 30, 2026 4:00:30 PM EDT

172.27USD0.000%(0.00)538,247

OverviewOptionsHistoricalDark Pool PrintsShortsMore

ATO Volume Jun 30, 2026

[NF]

Exchange	Day%	Volume	30D%
NYSE	40.94	568,221	38.49
Off Exchange¹	39.43	547,349	40.89
Nasdaq GSM	6.88	95,454	7.09
IEX	4.64	64,437	4.23
Cboe BZX	3.60	49,928	2.51
NYSE Arca	1.91	26,527	2.33
Cboe EDGX	0.96	13,301	1.31
MEMX	0.49	6,794	0.61
Cboe BYX	0.30	4,144	1.07
Cboe EDGA	0.30	4,135	0.36
MIAX Pearl	0.14	1,949	0.22
NYSE American	0.12	1,604	0.10
NYSE National	0.11	1,544	0.32
Nasdaq BX	0.11	1,506	0.29
Nasdaq PHLX	0.06	770	0.11
24X National	0.02	302	0.00
CHX	0.00	16	0.05
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

0.77 servings per container

Serving size

1.80M

Calories

1.39M

% Day

% Avg

NYSE 568K

40.94%

38.49%

Off Exchange¹ 547K

39.43%

40.89%

Nasdaq GSM 95K

6.88%

7.09%

IEX 64K

4.64%

4.23%

Cboe BZX 50K

3.60%

2.51%

NYSE Arca 27K

1.91%

2.33%

Cboe EDGX 13K

0.96%

1.31%

MEMX 7K

0.49%

0.61%

Cboe BYX 4K

0.30%

1.07%

Cboe EDGA 4K

0.30%

0.36%

MIAX Pearl 2K

0.14%

0.22%

NYSE American 2K

0.12%

0.10%

NYSE National 2K

0.11%

0.32%

Nasdaq BX 2K

0.11%

0.29%

Nasdaq PHLX 770

0.06%

0.11%

24X National 302

0.02%

0.00%

CHX 16

0.00%

0.05%

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 547,349, which is 39.43% of today's total volume.
Today's Lit volume is 840,632, which is 60.57%.
Over the past 30 days, the average Off Exchange & Dark Pool volume has been 40.89%.
The average Lit volume has been 59.11%.

ATO Volume by Exchange

NYSE

Off Exchange

Nasdaq GSM

IEX

Cboe BZX

NYSE Arca

Cboe EDGX

MEMX

Cboe BYX

Cboe EDGA

MIAX Pearl