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Grid Dynamics Holdings GDYN 7.83 0.24 3.21%

GDYN Options Support & Resistance

GDYN (Grid Dynamics Holdings): Explore options-derived support and resistance levels, call walls and put walls. Free delayed preview.

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ATM IV
0.636
Put Call Ratio (OI)
0.213
Put Call Ratio (Vol)
0.167
IV Rank
10.2
IV Percentile
22.9
Max Pain
7.5

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)

$5 Put Wall $7 Call Wall $10 Key Put Strike 3