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Data I/O Corp DAIO 2.9 0.09 3.2%

DAIO Options Support & Resistance

DAIO (Data I/O Corp): Explore options-derived support and resistance levels, call walls and put walls. Free delayed preview.

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ATM IV
2.81
Put Call Ratio (OI)
0.0132
Put Call Ratio (Vol)
0.128
IV Rank
18.8
IV Percentile
88.7
Max Pain
2.5

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)

$2 Put Wall $5 Key Put Strike 2 $7 Call Wall