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Youdao DAO 14.55 -0.11 -0.75%

DAO Options Support & Resistance

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

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ATM IV
0.778
Put Call Ratio (OI)
0.836
Put Call Ratio (Vol)
1.64
IV Rank
23.4
IV Percentile
24.1
Max Pain
17.5

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)

$7 Key Put Strike 1 $10 Key Put Strike 3 $17 Call Wall $20 Key Call Strike 2 $25 Key Call Strike 3