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West Pharmaceutical Services WST 361.78 -0.53 -0.15%

WST Options Support & Resistance

WST (West Pharmaceutical Services): Explore options-derived support and resistance levels, call walls and put walls. Free delayed preview.

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ATM IV
0.251
Put Call Ratio (OI)
0.87
Put Call Ratio (Vol)
0.549
IV Rank
5.42
IV Percentile
6
Max Pain
350

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)

$240 Key Put Strike 2 $270 Put Wall $280 Key Put Strike 3 $330 Key Call Strike 2 $350 Max Pain $360 Call Wall $400 Key Call Strike 1