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Schwab US Dividend Equity ETF SCHD 33.75 0.03 0.09%

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ATM IV
0.143
Put Call Ratio (OI)
0.697
Put Call Ratio (Vol)
0.237
IV Rank
6.22
IV Percentile
64.7
Max Pain
34

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)

$30 Key Put Strike 1 $31 Key Put Strike 3 $34 Put Wall $35 Call Wall $37 Key Call Strike 2 $40 Key Call Strike 3