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CMCSA
Comcast Corp
stock NASDAQ

At Close

Jul 17, 2026 3:59:59 PM EDT

23.78USD-1.328%(-0.32)40,121,270

0.00Bid 0.00Ask 0.00Spread

Pre-market

Jul 17, 2026 9:29:30 AM EDT

24.31USD+0.871%(+0.21)44,032

After-hours

Jul 17, 2026 4:31:30 PM EDT

23.84USD+0.252%(+0.06)194,933

OverviewOptionsHistoricalDark Pool PrintsShortsMore

CMCSA Volume Jul 17, 2026

[NF]

Exchange	Day%	Volume	30D%
Off Exchange¹	46.20	18,535,765	42.27
Nasdaq GSM	33.41	13,406,172	33.49
IEX	5.63	2,258,447	6.31
NYSE Arca	5.11	2,050,061	6.44
Cboe BZX	2.81	1,127,340	3.48
Cboe EDGX	2.28	915,345	2.42
CHX	1.13	454,330	0.51
NYSE	1.12	448,840	1.47
MEMX	0.78	314,821	1.05
Cboe EDGA	0.35	140,617	0.52
MIAX Pearl	0.34	135,138	0.53
Cboe BYX	0.32	129,125	0.60
NYSE National	0.30	118,552	0.54
Nasdaq BX	0.13	50,247	0.17
NYSE American	0.05	19,429	0.10
Nasdaq PHLX	0.03	12,331	0.08
24X National	0.01	3,740	0.01
LTSE	0.00	100	0.00

chartexchange.com

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

CMCSA Nutrition Facts

1.02 servings per container

Serving size

39.32M

Calories

40.12M

% Day

% Avg

Off Exchange¹ 19M

46.20%

42.27%

Nasdaq GSM 13M

33.41%

33.49%

IEX 2M

5.63%

6.31%

NYSE Arca 2M

5.11%

6.44%

Cboe BZX 1M

2.81%

3.48%

Cboe EDGX 915K

2.28%

2.42%

CHX 454K

1.13%

0.51%

NYSE 449K

1.12%

1.47%

MEMX 315K

0.78%

1.05%

Cboe EDGA 141K

0.35%

0.52%

MIAX Pearl 135K

0.34%

0.53%

Cboe BYX 129K

0.32%

0.60%

NYSE National 119K

0.30%

0.54%

Nasdaq BX 50K

0.13%

0.17%

NYSE American 19K

0.05%

0.10%

Nasdaq PHLX 12K

0.03%

0.08%

24X National 4K

0.01%

LTSE 100

0.00%

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

chartexchange.com

CMCSA Off Exchange & Dark Pool Summary

Today's Off Exchange & Dark Pool volume is 18,535,765, which is 46.20% of today's total volume.
Today's Lit volume is 21,584,635, which is 53.80%.
Over the past 30 days, the average Off Exchange & Dark Pool volume has been 42.27%.
The average Lit volume has been 57.73%.

CMCSA Volume by Exchange

Off Exchange

Nasdaq GSM

IEX

NYSE Arca

Cboe BZX

Cboe EDGX

CHX

NYSE

MEMX

Cboe EDGA

MIAX Pearl