IBM· IBM
Open interest · contracts by strike
Spot
281.2
Max Pain
270
Call OI
19,585
Put OI
8,832
P/C ratio
0.45
Open interest by strike (contracts)
Call OIPut OISpot / max pain
Max pain 270
Spot 281.2
320
286
315
247
312.5
310
848
307.5
305
416
302.5
214
300
2,458
297.5
295
1,246
292.5
290
265
1,559
287.5
448
285
3,628
Call OI
282.5
215
280
1,666
277.5
387
275
677
1,492
272.5
549
767
270
1,042
879
Max pain
267.5
222
472
265
452
369
262.5
952
383
260
1,102
292
Put OI
257.5
158
255
616
303
252.5
283
250
968
157
247.5
175
245
464
242.5
240
434
336
Open interest by strike with the max-pain level marked, per expiry — heuristics over CBOE delayed chains, same strike band as the GEX profile.