WRB· W. R. Berkley Corporation
Open interest · contracts by strike
Spot
70.5
Max Pain
66
Call OI
824
Put OI
206
P/C ratio
0.25
Open interest by strike (contracts)
Call OIPut OISpot / max pain
Max pain 66
Spot 70.5
81
79.5
78.5
77
76
74.5
121
73.5
66
72
43
71
12
292
Call OI
69.5
127
68.5
46
67
14
33
66
45
36
Max pain
64.5
61
Put OI
63.5
23
62
47
61
Open interest by strike with the max-pain level marked, per expiry — heuristics over CBOE delayed chains, same strike band as the GEX profile.