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iShares U IDU 103.68 -0.53 -0.51%

IDU Options Support & Resistance

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

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ATM IV
0.187
Put Call Ratio (OI)
12
Put Call Ratio (Vol)
12
IV Rank
5.31
IV Percentile
42.8
Max Pain
108

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)

$107 Key Put Strike 2 $108 Max Pain $111 Call Wall $116 Put Wall