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HDFC Bank Limited HDB 23.65 0.49 2.12%

HDB Options Support & Resistance

HDB (HDFC Bank Limited): Explore options-derived support and resistance levels, call walls and put walls. Free delayed preview.

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ATM IV
0.453
Put Call Ratio (OI)
0.306
Put Call Ratio (Vol)
0.169
IV Rank
6.01
IV Percentile
84.3
Max Pain
25

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)

$20 Key Put Strike 2 $22 Put Wall $25 Call Wall $27 Key Call Strike 2