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TAC
TransAlta Corporation
stock NYSE

At Close

Jan 26, 2026 3:59:55 PM EST

12.84USD+1.102%(+0.14)1,429,825

12.85Bid 12.86Ask 0.01Spread

Pre-market

Jan 26, 2026 9:27:30 AM EST

12.75USD+0.394%(+0.05)3,926

After-hours

Jan 26, 2026 4:49:30 PM EST

12.71USD-1.012%(-0.13)12,666

OverviewOptionsHistoricalExchange VolumeShortsMore

TAC Volume Jan 26, 2026

[NF]

Exchange	Day%	Volume	30D%
Off Exchange¹	33.67	468,363	40.78
NYSE	21.37	297,304	26.06
Nasdaq GSM	15.11	210,189	9.70
NYSE Arca	9.83	136,715	8.03
IEX	6.19	86,132	5.52
Cboe BZX	5.53	76,958	3.34
Cboe EDGX	3.34	46,432	2.40
MEMX	1.29	18,004	1.00
Cboe BYX	1.17	16,328	1.01
NYSE National	0.73	10,107	0.64
Cboe EDGA	0.67	9,383	0.61
MIAX Pearl	0.63	8,794	0.43
Nasdaq BX	0.20	2,816	0.33
24X National Exchange LLC	0.12	1,700	0.00
Nasdaq PHLX	0.07	1,006	0.06
NYSE American	0.06	902	0.07
CHX	0.01	100	0.01

chartexchange.com

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

TAC Nutrition Facts

1.00 servings per container

Serving size

1.39M

Calories

1.39M

% Day

% Avg

Off Exchange¹ 468K

33.67%

40.78%

NYSE 297K

21.37%

26.06%

Nasdaq GSM 210K

15.11%

9.70%

NYSE Arca 137K

9.83%

8.03%

IEX 86K

6.19%

5.52%

Cboe BZX 77K

5.53%

3.34%

Cboe EDGX 46K

3.34%

2.40%

MEMX 18K

1.29%

1.00%

Cboe BYX 16K

1.17%

1.01%

NYSE National 10K

0.73%

0.64%

Cboe EDGA 9K

0.67%

0.61%

MIAX Pearl 9K

0.63%

0.43%

Nasdaq BX 3K

0.20%

0.33%

24X National Exchange LLC 2K

0.12%

0.00%

Nasdaq PHLX 1K

0.07%

0.06%

NYSE American 902

0.06%

0.07%

CHX 100

0.01%

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

chartexchange.com

TAC Off Exchange & Dark Pool Summary

Today's Off Exchange & Dark Pool volume is 468,363, which is 33.67% of today's total volume.
Today's Lit volume is 922,870, which is 66.33%.
Over the past 30 days, the average Off Exchange & Dark Pool volume has been 40.78%.
The average Lit volume has been 59.22%.

TAC Volume by Exchange

Off Exchange

NYSE

Nasdaq GSM

NYSE Arca

IEX

Cboe BZX

Cboe EDGX

MEMX

Cboe BYX

NYSE National

Cboe EDGA