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Prothena Corporation plc Ordinary Shares PRTA 8.75 0.17 1.98%

PRTA Options Support & Resistance

PRTA (Prothena Corporation plc Ordinary Shares): Explore options-derived support and resistance levels, call walls and put walls. Free delayed preview.

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ATM IV
0.73
Put Call Ratio (OI)
0.55
Put Call Ratio (Vol)
0.657
IV Rank
16.6
IV Percentile
61.2
Max Pain
7

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)

$6 Put Wall $7 Max Pain $9 Key Put Strike 3 $11 Call Wall $15 Key Call Strike 2 $20 Key Call Strike 3