MRSH· Marsh McLennan
Open interest · contracts by strike
Spot
166.7
Max Pain
165
Call OI
1,227
Put OI
415
P/C ratio
0.34
Open interest by strike (contracts)
Call OIPut OISpot / max pain
Max pain 165
Spot 166.7
190
66
185
92
180
55
175
564
Call OI
170
59
156
165
105
235
Put OI
160
42
39
155
97
150
53
145
32
Open interest by strike with the max-pain level marked, per expiry — heuristics over CBOE delayed chains, same strike band as the GEX profile.