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CMCSA
Comcast Corp
stock NASDAQ

At Close

Sep 16, 2026 3:59:57 PM EDT

23.75USD-2.744%(-0.67)24,295,832

0.00Bid 0.00Ask 0.00Spread

Pre-market

Sep 17, 2026 8:20:30 AM EDT

23.98USD+1.054%(+0.25)6,997

After-hours

Sep 16, 2026 4:56:30 PM EDT

23.73USD-0.084%(-0.02)104,824

OverviewOptionsHistoricalExchange VolumeShortsMore

CMCSA Volume Sep 17, 2026

[NF]

Exchange	Day%	Volume	30D%
Off Exchange¹	41.05	9,972,085	48.57
Nasdaq GSM	37.12	9,017,192	29.41
IEX	6.97	1,692,283	6.06
NYSE Arca	4.77	1,158,524	5.69
Cboe BZX	2.98	724,026	2.76
Cboe EDGX	2.04	494,981	2.14
NYSE	1.51	366,956	1.39
MEMX	0.88	213,314	0.87
NYSE National	0.58	140,824	0.67
Cboe EDGA	0.56	135,724	0.53
Cboe BYX	0.50	121,277	0.61
MIAX Pearl	0.38	92,088	0.44
CHX	0.29	69,399	0.48
NYSE American	0.15	35,244	0.10
Nasdaq BX	0.10	23,868	0.14
Nasdaq PHLX	0.07	16,101	0.07
Texas Stock Exchange LLC	0.05	12,187	0.06
24X National	0.04	9,016	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.

CMCSA Nutrition Facts

1.06 servings per container

Serving size

22.85M

Calories

24.30M

% Day

% Avg

Off Exchange¹ 10M

41.05%

48.57%

Nasdaq GSM 9M

37.12%

29.41%

IEX 2M

6.97%

6.06%

NYSE Arca 1M

4.77%

5.69%

Cboe BZX 724K

2.98%

2.76%

Cboe EDGX 495K

2.04%

2.14%

NYSE 367K

1.51%

1.39%

MEMX 213K

0.88%

0.87%

NYSE National 141K

0.58%

0.67%

Cboe EDGA 136K

0.56%

0.53%

Cboe BYX 121K

0.50%

0.61%

MIAX Pearl 92K

0.38%

0.44%

CHX 69K

0.29%

0.48%

NYSE American 35K

0.15%

0.10%

Nasdaq BX 24K

0.10%

0.14%

Nasdaq PHLX 16K

0.07%

Texas Stock Exchange LLC 12K

0.05%

0.06%

24X National 9K

0.04%

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

CMCSA Off Exchange & Dark Pool Summary

Today's Off Exchange & Dark Pool volume is 9,972,085, which is 41.05% of today's total volume.
Today's Lit volume is 14,323,004, which is 58.95%.
Over the past 30 days, the average Off Exchange & Dark Pool volume has been 48.57%.
The average Lit volume has been 51.43%.

CMCSA Volume by Exchange

Off Exchange

Nasdaq GSM

IEX

NYSE Arca

Cboe BZX

Cboe EDGX

NYSE

MEMX

NYSE National

Cboe EDGA

Cboe BYX