Dark

ALC
Alcon Inc.
stock NYSE

At Close

Dec 12, 2025 3:59:54 PM EST

78.81USD+0.063%(+0.05)1,093,862

0.00Bid 0.00Ask 0.00Spread

Pre-market

Dec 12, 2025 9:25:30 AM EST

78.76USD0.000%(0.00)2,403

After-hours

Dec 11, 2025 4:27:30 PM EST

78.76USD+0.013%(+0.01)0

OverviewOptionsHistoricalExchange VolumeShortsMore

ALC Volume Dec 12, 2025

[NF]

Exchange	Day%	Volume	30D%
Off Exchange¹	38.31	419,082	38.89
NYSE	20.77	227,171	20.17
Nasdaq GSM	19.64	214,807	19.46
NYSE Arca	6.61	72,348	5.54
IEX	5.97	65,275	5.46
Cboe BZX	4.01	43,885	4.43
Cboe EDGX	1.80	19,719	1.94
MEMX	1.26	13,798	0.89
NYSE American	0.41	4,453	0.13
Cboe BYX	0.34	3,707	1.12
Cboe EDGA	0.23	2,522	0.60
NYSE National	0.22	2,454	0.32
Nasdaq PHLX	0.17	1,861	0.17
Nasdaq BX	0.14	1,515	0.39
MIAX Pearl	0.08	859	0.26
CHX	0.03	361	0.23
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.

ALC Nutrition Facts

0.51 servings per container

Serving size

2.14M

Calories

1.09M

% Day

% Avg

Off Exchange¹ 419K

38.31%

38.89%

NYSE 227K

20.77%

20.17%

Nasdaq GSM 215K

19.64%

19.46%

NYSE Arca 72K

6.61%

5.54%

IEX 65K

5.97%

5.46%

Cboe BZX 44K

4.01%

4.43%

Cboe EDGX 20K

1.80%

1.94%

MEMX 14K

1.26%

0.89%

NYSE American 4K

0.41%

0.13%

Cboe BYX 4K

0.34%

1.12%

Cboe EDGA 3K

0.23%

0.60%

NYSE National 2K

0.22%

0.32%

Nasdaq PHLX 2K

0.17%

Nasdaq BX 2K

0.14%

0.39%

MIAX Pearl 859

0.08%

0.26%

CHX 361

0.03%

0.23%

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

ALC Off Exchange & Dark Pool Summary

Today's Off Exchange & Dark Pool volume is 419,082, which is 38.31% of today's total volume.
Today's Lit volume is 674,735, which is 61.69%.
Over the past 30 days, the average Off Exchange & Dark Pool volume has been 38.89%.
The average Lit volume has been 61.11%.

ALC Volume by Exchange

Off Exchange

NYSE

Nasdaq GSM

NYSE Arca

IEX

Cboe BZX

Cboe EDGX

MEMX

NYSE American

Cboe BYX

Cboe EDGA