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HealthStream Inc HSTM 29.08 -0.15 -0.51%

HSTM Options Support & Resistance

HSTM (HealthStream Inc): Explore options-derived support and resistance levels, call walls and put walls. Free delayed preview.

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ATM IV
0.274
Put Call Ratio (OI)
0.0784
Put Call Ratio (Vol)
0.108
IV Rank
3.67
IV Percentile
5.6
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 1 $22 Key Put Strike 2 $25 Call Wall $30 Put Wall $35 Key Call Strike 2