Pre-market
⌘K
Sign in Sign up

GFL Environmental Inc GFL 42.5 -0.03 -0.07%

GFL Options Support & Resistance

GFL (GFL Environmental Inc): Explore options-derived support and resistance levels, call walls and put walls. Free delayed preview.

Previous-day view · Mon Sep 21 close. You are previewing the previous trading day. Subscribe to see today live and every other date — plans start at Delta, $39/mo. Sign up Sign in
ATM IV
0.58
Put Call Ratio (OI)
0.131
Put Call Ratio (Vol)
0.0804
IV Rank
41.2
IV Percentile
99.2
Max Pain
40

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)

$35 Key Put Strike 1 $37 Key Put Strike 3 $40 Put Wall $45 Call Wall $50 Key Call Strike 2 $55 Key Call Strike 3