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Contract OI history

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Oct 23, 2026 EXPIRATION

IBM $222.50 Put

IBM261023P00222500

Latest saved OI470Oct 23, 2026
Last change+203vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
IBM $222.50 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. 4702350 2026-10-02: 0 OI2026-10-05: 0 OI2026-10-06: 8 OI2026-10-07: 8 OI2026-10-08: 18 OI2026-10-09: 22 OI2026-10-13: 191 OI2026-10-14: 191 OI2026-10-15: 206 OI2026-10-16: 228 OI2026-10-21: 267 OI2026-10-23: 470 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, 2026Viewing470+203
Oct 21, 2026267+39
Oct 16, 2026228+22
Oct 15, 2026206+15
Oct 14, 20261910
Oct 13, 2026191+169
Oct 09, 202622+4
Oct 08, 202618+10
Oct 07, 202680
Oct 06, 20268+8
Oct 05, 202600
Oct 02, 20260No prior observation