Tapeab.io
BETA
CMS· CMS Energy
Open interest · contracts by strike
Spot
76.5
Max Pain
75
Call OI
255
Put OI
43
P/C ratio
0.17

Open interest by strike (contracts)

Call OIPut OISpot / max pain
Max pain 75
Spot 76.5
85
80
212
Call OI
75
35
39
Put OI
70

Open interest by strike with the max-pain level marked, per expiry — heuristics over CBOE delayed chains, same strike band as the GEX profile.