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Sep 17, 2027 EXPIRATION

IBM $205.00 Put

IBM270917P00205000

Latest saved OI588Oct 23, 2026
Last change+3vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
IBM $205.00 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. 6573280 2026-10-02: 356 OI2026-10-05: 356 OI2026-10-06: 357 OI2026-10-07: 357 OI2026-10-08: 357 OI2026-10-09: 657 OI2026-10-13: 585 OI2026-10-14: 585 OI2026-10-15: 585 OI2026-10-16: 585 OI2026-10-21: 585 OI2026-10-23: 588 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, 2026Viewing588+3
Oct 21, 20265850
Oct 16, 20265850
Oct 15, 20265850
Oct 14, 20265850
Oct 13, 2026585-72
Oct 09, 2026657+300
Oct 08, 20263570
Oct 07, 20263570
Oct 06, 2026357+1
Oct 05, 20263560
Oct 02, 2026356No prior observation