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Reading International RDI 2.01 0.04 2.03%

RDI Options Support & Resistance

RDI (Reading International): Explore options-derived support and resistance levels, call walls and put walls. Free delayed preview.

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ATM IV
2.77
Put Call Ratio (OI)
0.0164
Put Call Ratio (Vol)
0.1
IV Rank
14.8
IV Percentile
25
Max Pain
2.5

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)

$2 Call Wall