FFIV· F5, Inc.
Open interest · contracts by strike
Spot
416
Max Pain
380
Call OI
599
Put OI
1,004
P/C ratio
1.68
Open interest by strike (contracts)
Call OIPut OISpot / max pain
Max pain 380
Spot 416
470
460
450
440
430
112
420
214
Call OI
410
30
400
26
390
380
642
26
Put OI
370
162
360
164
102
Open interest by strike with the max-pain level marked, per expiry — heuristics over CBOE delayed chains, same strike band as the GEX profile.