ATO· Atmos Energy
Open interest · contracts by strike
Spot
172.3
Max Pain
170
Call OI
1,223
Put OI
174
P/C ratio
0.14
Open interest by strike (contracts)
Call OIPut OISpot / max pain
Max pain 170
Spot 172.3
195
68
190
59
185
33
180
337
175
48
166
170
541
Call OI
165
160
72
Put OI
155
150
Open interest by strike with the max-pain level marked, per expiry — heuristics over CBOE delayed chains, same strike band as the GEX profile.