WTW· Willis Towers Watson
Open interest · contracts by strike
Spot
261.4
Max Pain
270
Call OI
365
Put OI
317
P/C ratio
0.87
Open interest by strike (contracts)
Call OIPut OISpot / max pain
Max pain 270
Spot 261.4
300
6
38
290
6
59
280
59
94
270
112
Call OI
260
103
37
Put OI
250
100
21
240
27
230
13
Open interest by strike with the max-pain level marked, per expiry — heuristics over CBOE delayed chains, same strike band as the GEX profile.