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Equifax EFX 158.62 -0.25 -0.16%

EFX Options Support & Resistance

EFX (Equifax): Explore options-derived support and resistance levels, call walls and put walls. Free delayed preview.

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ATM IV
1.18
Put Call Ratio (OI)
1.64
Put Call Ratio (Vol)
1.19
IV Rank
100
IV Percentile
100
Max Pain
165

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)

$140 Put Wall $165 Max Pain $175 Key Put Strike 2 $180 Key Put Strike 3 $185 Call Wall $200 Key Call Strike 2 $210 Key Call Strike 1 $220 Key Call Strike 3