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TransAlta Corporation TAC 12.31 0.09 0.74%

TAC Options Support & Resistance

TAC (TransAlta Corporation): Explore options-derived support and resistance levels, call walls and put walls. Free delayed preview.

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ATM IV
0.427
Put Call Ratio (OI)
0.145
Put Call Ratio (Vol)
0.0572
IV Rank
6.53
IV Percentile
7.6
Max Pain
12

Option Walls

A gamma wall is a strike where dealer gamma is concentrated.

Price often pauses or reverses there because dealers must hedge aggressively when the underlying crosses it. Walls above spot tend to act as resistance; walls below spot tend to act as support.

See also: Gamma exposure (GEX)

$11 Key Put Strike 3 $12 Put Wall $15 Call Wall $20 Key Call Strike 2 $25 Key Call Strike 3