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S&P Global Inc SPGI 404.56 -0.76 -0.19%

SPGI Options Support & Resistance

SPGI (S&P Global Inc): Explore options-derived support and resistance levels, call walls and put walls. Free delayed preview.

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ATM IV
0.253
Put Call Ratio (OI)
0.855
Put Call Ratio (Vol)
0.892
IV Rank
15.3
IV Percentile
21.2
Max Pain
410

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)

$380 Key Put Strike 2 $400 Put Wall $410 Call Wall $490 Key Call Strike 1 $500 Key Call Strike 3 $510 Key Call Strike 2