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Schwab U SCHB 29.87 0.46 1.56%

SCHB Options Support & Resistance

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

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ATM IV
0.115
Put Call Ratio (OI)
0.204
Put Call Ratio (Vol)
0.117
IV Rank
9.1
IV Percentile
4.31
Max Pain
22

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)

$22 Max Pain $24 Key Put Strike 3 $26 Key Put Strike 1 $29 Put Wall $30 Call Wall $32 Key Call Strike 3