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Dimensional U DFAC 45.31 0.46 1.03%

DFAC Options Support & Resistance

DFAC (Dimensional U): Explore options-derived support and resistance levels, call walls and put walls. Free delayed preview.

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ATM IV
0.118
Put Call Ratio (OI)
0.102
Put Call Ratio (Vol)
0.0927
IV Rank
11.6
IV Percentile
8.59
Max Pain
45

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)

$40 Key Put Strike 3 $43 Key Put Strike 1 $44 Put Wall $45 Call Wall $46 Key Call Strike 1