FISV· Fiserv
Open interest · contracts by strike
Spot
49.1
Max Pain
49
Call OI
4,367
Put OI
2,579
P/C ratio
0.59
Open interest by strike (contracts)
Call OIPut OISpot / max pain
Max pain 49
Spot 49.1
56
52
55
35
54
503
53
226
276
52
58
866
Call OI
51
73
660
50
215
737
49.5
48
351
49
127
383
Max pain
48.5
186
106
48
457
93
Put OI
47.5
365
47
262
62
46.5
46
193
47
45.5
42
45
247
44.5
44
42
43.5
43
69
42.5
42
94
Open interest by strike with the max-pain level marked, per expiry — heuristics over CBOE delayed chains, same strike band as the GEX profile.