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Invesco Water Resources ETF PHO 68.27 0.1 0.15%

PHO Options Support & Resistance

PHO (Invesco Water Resources ETF): Explore options-derived support and resistance levels, call walls and put walls. Free delayed preview.

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ATM IV
0.142
Put Call Ratio (OI)
0.544
Put Call Ratio (Vol)
0.949
IV Rank
9.59
IV Percentile
3.94
Max Pain
65

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)

$55 Key Put Strike 2 $60 Put Wall $63 Key Put Strike 3 $65 Max Pain $70 Key Call Strike 3 $75 Call Wall $85 Key Call Strike 1