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TransAlta Corp Option Chain

TACNYSE

Trade with Public

$12.34

-0.17-1.4%

Last update: Oct 23, 3:17 PM

Overview News Earnings Forecast Events Price Targets Financials Sentiment Dividends CompareOptionsStock Report

Earnings: Q3 2026 Earnings in 11 days from now on Tue Nov 3rd, before the market open

M&A: TransAlta (TAC) sold assets to Ares Infrastructure funds on Wednesday, June 3, 2026 for $305M

Options Unusual Options Activity

TransAlta Options

View TransAlta (TAC) options chain, put/call ratios, volume and open interest data.

P/C Ratio (Vol)

0.00

P/C Ratio (OI)

0.13

Volume vs. Open Interest by Strike

Volume by Expiration

Expiration Date

Moneyness

Strike Range

3.033.0

3.0

33.0

Last price

Change

Bid

Ask

Volume

Open Interest

Strike

Last price

Change

Bid

Ask

Volume

Open Interest

Last Price10.42Jun 11, 2026

Change

-0%

Bid8.8

Ask10.6

volume0

Intrest2

Strike

Last Price-

Change

Bid-

Ask0.05

volume0

Intrest40

Last Price-

Change

Bid7.8

Ask9.6

volume0

Intrest0

Strike

Last Price-

Change

Bid-

Ask0.75

volume0

Intrest0

Last Price8.7Jun 29, 2026

Change

-0%

Bid6.9

Ask8.4

volume0

Intrest32

Strike

Last Price0.05May 06, 2026

Change

-0%

Bid-

Ask0.05

volume0

Intrest38

Last Price-

Change

Bid5.8

Ask7.7

volume0

Intrest0

Strike

Last Price-

Change

Bid-

Ask0.75

volume0

Intrest0

Last Price-

Change

Bid4.9

Ask6.7

volume0

Intrest0

Strike

Last Price-

Change

Bid-

Ask0.75

volume0

Intrest0

Last Price5Oct 13, 2026

Change

-0%

Bid3.9

Ask5.1

volume0

Intrest154

Strike

Last Price0.05Aug 24, 2026

Change

-0%

Bid-

Ask0.05

volume0

Intrest22

Last Price4.5Oct 21, 2026

Change

-0%

Bid2.9

Ask4.7

volume0

Intrest2

Strike

Last Price-

Change

Bid-

Ask0.75

volume0

Intrest1

Last Price3Oct 19, 2026

Change

-0%

Bid2.3

Ask2.55

volume0

Intrest660

Strike

Last Price0.05Oct 20, 2026

Change

-0%

Bid-

Ask0.75

volume0

Intrest20

Last Price1.67Oct 23, 2026

Change

0.042.45%

Bid1.15

Ask2.1

volume2

Intrest74

Strike

Last Price0.15Oct 13, 2026

Change

-0%

Bid-

Ask0.75

volume0

Intrest248

Last Price0.92Oct 23, 2026

Change

0.3326.4%

Bid0.6

Ask1.25

volume2

Intrest58

Strike

Last Price0.21Oct 21, 2026

Change

-0%

Bid0.15

Ask0.8

volume0

Intrest59

Last Price0.47Oct 23, 2026

Change

0.024.08%

Bid0.3

Ask0.5

volume3

Intrest802

Strike

Last Price0.59Oct 21, 2026

Change

-0%

Bid0.9

Ask1.15

volume0

Intrest112

Last Price0.22Oct 22, 2026

Change

-0%

Bid-

Ask0.65

volume0

Intrest270

Strike

Last Price2.53Sep 02, 2026

Change

-0%

Bid1.35

Ask2.25

volume0

Intrest17

Last Price0.1Oct 22, 2026

Change

-0%

Bid0.05

Ask0.2

volume0

Intrest3731

Strike

Last Price2.32Oct 08, 2026

Change

-0%

Bid2.2

Ask3.1

volume0

Intrest607

Last Price0.3Aug 18, 2026

Change

-0%

Bid-

Ask0.15

volume0

Intrest59

Strike

Last Price-

Change

Bid2.9

Ask4

volume0

Intrest0

Last Price0.05Oct 16, 2026

Change

-0%

Bid-

Ask0.15

volume0

Intrest1940

Strike

Last Price4.96Aug 03, 2026

Change

-0%

Bid4

Ask5.2

volume0

Intrest75

Last Price0.6Jul 08, 2026

Change

-0%

Bid-

Ask0.7

volume0

Intrest78

Strike

Last Price-

Change

Bid5

Ask6.2

volume0

Intrest0

Last Price-

Change

Bid-

Ask0.75

volume0

Intrest0

Strike

Last Price-

Change

Bid6

Ask7.2

volume0

Intrest0

Last Price0.05Oct 14, 2026

Change

-0%

Bid-

Ask0.2

volume0

Intrest4117

Strike

Last Price-

Change

Bid7

Ask8.2

volume0

Intrest0

Last Price0.01Sep 14, 2026

Change

-0%

Bid-

Ask0.2

volume0

Intrest1013

Strike

Last Price-

Change

Bid9

Ask10.2

volume0

Intrest0

Last Price0.01Aug 28, 2026

Change

-0%

Bid-

Ask0.05

volume0

Intrest2667

Strike

Last Price-

Change

Bid11.9

Ask13.7

volume0

Intrest0

Last Price0.09Jun 18, 2026

Change

-0%

Bid-

Ask0.2

volume0

Intrest510

Strike

Last Price-

Change

Bid16.9

Ask18.7

volume0

Intrest0

Options Unusual Options Activity

TransAlta Options

View TransAlta (TAC) options chain, put/call ratios, volume and open interest data.

P/C Ratio (Vol)

0.00

P/C Ratio (OI)

0.13

Volume vs. Open Interest by Strike

Volume by Expiration

Expiration Date

Moneyness

Strike Range

3.033.0

3.0

33.0

Last price

Change

Bid

Ask

Volume

Open Interest

Strike

Last price

Change

Bid

Ask

Volume

Open Interest

Last Price10.42Jun 11, 2026

Change

-0%

Bid8.8

Ask10.6

volume0

Intrest2

Strike

Last Price-

Change

Bid-

Ask0.05

volume0

Intrest40

Last Price-

Change

Bid7.8

Ask9.6

volume0

Intrest0

Strike

Last Price-

Change

Bid-

Ask0.75

volume0

Intrest0

Last Price8.7Jun 29, 2026

Change

-0%

Bid6.9

Ask8.4

volume0

Intrest32

Strike

Last Price0.05May 06, 2026

Change

-0%

Bid-

Ask0.05

volume0

Intrest38

Last Price-

Change

Bid5.8

Ask7.7

volume0

Intrest0

Strike

Last Price-

Change

Bid-

Ask0.75

volume0

Intrest0

Last Price-

Change

Bid4.9

Ask6.7

volume0

Intrest0

Strike

Last Price-

Change

Bid-

Ask0.75

volume0

Intrest0

Last Price5Oct 13, 2026

Change

-0%

Bid3.9

Ask5.1

volume0

Intrest154

Strike

Last Price0.05Aug 24, 2026

Change

-0%

Bid-

Ask0.05

volume0

Intrest22

Last Price4.5Oct 21, 2026

Change

-0%

Bid2.9

Ask4.7

volume0

Intrest2

Strike

Last Price-

Change

Bid-

Ask0.75

volume0

Intrest1

Last Price3Oct 19, 2026

Change

-0%

Bid2.3

Ask2.55

volume0

Intrest660

Strike

Last Price0.05Oct 20, 2026

Change

-0%

Bid-

Ask0.75

volume0

Intrest20

Last Price1.67Oct 23, 2026

Change

0.042.45%

Bid1.15

Ask2.1

volume2

Intrest74

Strike

Last Price0.15Oct 13, 2026

Change

-0%

Bid-

Ask0.75

volume0

Intrest248

Last Price0.92Oct 23, 2026

Change

0.3326.4%

Bid0.6

Ask1.25

volume2

Intrest58

Strike

Last Price0.21Oct 21, 2026

Change

-0%

Bid0.15

Ask0.8

volume0

Intrest59

Last Price0.47Oct 23, 2026

Change

0.024.08%

Bid0.3

Ask0.5

volume3

Intrest802

Strike

Last Price0.59Oct 21, 2026

Change

-0%

Bid0.9

Ask1.15

volume0

Intrest112

Last Price0.22Oct 22, 2026

Change

-0%

Bid-

Ask0.65

volume0

Intrest270

Strike

Last Price2.53Sep 02, 2026

Change

-0%

Bid1.35

Ask2.25

volume0

Intrest17

Last Price0.1Oct 22, 2026

Change

-0%

Bid0.05

Ask0.2

volume0

Intrest3731

Strike

Last Price2.32Oct 08, 2026

Change

-0%

Bid2.2

Ask3.1

volume0

Intrest607

Last Price0.3Aug 18, 2026

Change

-0%

Bid-

Ask0.15

volume0

Intrest59

Strike

Last Price-

Change

Bid2.9

Ask4

volume0

Intrest0

Last Price0.05Oct 16, 2026

Change

-0%

Bid-

Ask0.15

volume0

Intrest1940

Strike

Last Price4.96Aug 03, 2026

Change

-0%

Bid4

Ask5.2

volume0

Intrest75

Last Price0.6Jul 08, 2026

Change

-0%

Bid-

Ask0.7

volume0

Intrest78

Strike

Last Price-

Change

Bid5

Ask6.2

volume0

Intrest0

Last Price-

Change

Bid-

Ask0.75

volume0

Intrest0

Strike

Last Price-

Change

Bid6

Ask7.2

volume0

Intrest0

Last Price0.05Oct 14, 2026

Change

-0%

Bid-

Ask0.2

volume0

Intrest4117

Strike

Last Price-

Change

Bid7

Ask8.2

volume0

Intrest0

Last Price0.01Sep 14, 2026

Change

-0%

Bid-

Ask0.2

volume0

Intrest1013

Strike

Last Price-

Change

Bid9

Ask10.2

volume0

Intrest0

Last Price0.01Aug 28, 2026

Change

-0%

Bid-

Ask0.05

volume0

Intrest2667

Strike

Last Price-

Change

Bid11.9

Ask13.7

volume0

Intrest0

Last Price0.09Jun 18, 2026

Change

-0%

Bid-

Ask0.2

volume0

Intrest510

Strike

Last Price-

Change

Bid16.9

Ask18.7

volume0

Intrest0