Price Alert

TransAlta Corporation (TAC)

NYSE: TAC · Real-Time Price · USD

12.30

0.02 (0.16%)

At close: Sep 08, 2025, 2:26 PM

TAC Option Overview

Overview for all option chains of TAC. As of September 07, 2025, TAC options have an IV of 163.26% and an IV rank of 151.16%. The volume is 348 contracts, which is 370.21% of average daily volume of 94 contracts. The volume put-call ratio is 0.19, indicating a bullish sentiment in the market.

Implied Volatility

Implied Volatility (30d)

163.26%

IV Rank

151.16%

Historical Volatility

26.25%

IV Low

30.93% on Nov 15, 2024

IV High

118.47% on Sep 05, 2025

Open Interest (OI)

Today's Open Interest

31,051

Put-Call Ratio

0.29

Put Open Interest

6,929

Call Open Interest

24,122

Open Interest Avg (30-day)

30,836

Today vs Open Interest Avg (30-day)

100.7%

Option Volume

Today's Volume

348

Put-Call Ratio

0.19

Put Volume

Call Volume

292

Volume Avg (30-day)

Today vs Volume Avg (30-day)

370.21%

Option Chain Statistics

This table provides a comprehensive overview of all TAC options grouped by their expiration dates.

Expiration	Call Vol	Put Vol	P/C Vol	Call OI	Put OI	P/C OI	Implied Volatility	Max Pain
Sep 19, 2025	0	0	0	11,026	6,518	0.59	163.26%	11
Oct 17, 2025	0	50	0	107	25	0.23	74.38%	13
Nov 21, 2025	292	0	0	10,951	190	0.02	56.68%	10
Dec 19, 2025	0	4	0	1,842	15	0.01	54.94%	7
Jan 16, 2026	0	0	0	3	0	0	27.35%	97.5
Mar 20, 2026	0	2	0	193	181	0.94	45.24%	12