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ProShares Online Retail ETF ONLN 56.48 0.65 1.17%

ONLN Options Support & Resistance

ONLN (ProShares Online Retail ETF): Explore options-derived support and resistance levels, call walls and put walls. Free delayed preview.

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ATM IV
0.252
Put Call Ratio (OI)
0
Put Call Ratio (Vol)
0
IV Rank
2.98
IV Percentile
10.3
Max Pain
58

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)

$58 Call Wall