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Heartflow HTFL 50.4 -0.35 -0.69%

HTFL Options Support & Resistance

HTFL (Heartflow): Explore options-derived support and resistance levels, call walls and put walls. Free delayed preview.

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ATM IV
0.683
Put Call Ratio (OI)
0.538
Put Call Ratio (Vol)
0.86
IV Rank
49.4
IV Percentile
13.6
Max Pain
40

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)

$25 Key Put Strike 3 $30 Key Put Strike 2 $35 Put Wall $40 Max Pain $50 Call Wall