Option chain for Transalta (TAC): calls and puts for every expiration and strike, with quotes, volume, open interest, implied volatility and greeks. As of Nov 4, 2026, TAC had 4 option expirations, from Nov 20, 2026 to Jun 17, 2027, and 221 contracts traded that day. The nearest expiration, Nov 20, 2026, had an at-the-money implied volatility of 40.8% (-10% on the day) and 167 contracts traded.

For the latest figures, see TAC options overview.

Key numbers

Expirations: at-the-money implied volatility, change on the day, volume

Nov 20, 2026 (16 days): ATM IV 40.8% (-10%), volume 167
Dec 18, 2026 (44 days): ATM IV 34.4% (-14%), volume 18
Mar 19, 2027 (135 days): ATM IV 45.2% (-2%), volume 31
Jun 17, 2027 (225 days): ATM IV 45.4% (-3%), volume 5

Data as of November 4, 2026.

TAC Option Chain

Detailed and comprehensive option chain for each expiration listed for TAC. Includes volume, open interest, implied volatility, and bid/ask for each strike. Investigate further by clicking on a strike and seeing trade activity, volatility movement, and yesterday's closing values. Use the built-in options profit calculator to see the profit or loss of any TAC options strategy.

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