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Dec 18, 2026 EXPIRATION

IBM $115.00 Put

IBM261218P00115000

Latest saved OI472Oct 23, 2026
Last change0vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
IBM $115.00 put open interest history 12 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 4742370 2026-10-02: 407 OI2026-10-05: 407 OI2026-10-06: 408 OI2026-10-07: 408 OI2026-10-08: 474 OI2026-10-09: 474 OI2026-10-13: 474 OI2026-10-14: 474 OI2026-10-15: 472 OI2026-10-16: 472 OI2026-10-21: 472 OI2026-10-23: 472 OI Oct 02, 2026Oct 23, 2026

All saved dates are shown. Changes compare consecutive saved observations. Missing observations are not filled with zero.

IBM contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing4720
Oct 21, 20264720
Oct 16, 20264720
Oct 15, 2026472-2
Oct 14, 20264740
Oct 13, 20264740
Oct 09, 20264740
Oct 08, 2026474+66
Oct 07, 20264080
Oct 06, 2026408+1
Oct 05, 20264070
Oct 02, 2026407No prior observation