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Mcgrath Rentcorp MGRC 111.76 0.87 0.78%

MGRC Options Support & Resistance

MGRC (Mcgrath Rentcorp): Explore options-derived support and resistance levels, call walls and put walls. Free delayed preview.

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ATM IV
1.67
Put Call Ratio (OI)
8
Put Call Ratio (Vol)
4
IV Rank
32.9
IV Percentile
94.6
Max Pain
65

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)

$65 Put Wall $125 Call Wall