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Contract OI history

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Oct 23, 2026 EXPIRATION

IBM $230.00 Put

IBM261023P00230000

Latest saved OI1,197Oct 23, 2026
Last change+613vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
IBM $230.00 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. 1,1975980 2026-10-02: 138 OI2026-10-05: 145 OI2026-10-06: 151 OI2026-10-07: 151 OI2026-10-08: 158 OI2026-10-09: 158 OI2026-10-13: 173 OI2026-10-14: 173 OI2026-10-15: 244 OI2026-10-16: 260 OI2026-10-21: 584 OI2026-10-23: 1,197 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, 2026Viewing1,197+613
Oct 21, 2026584+324
Oct 16, 2026260+16
Oct 15, 2026244+71
Oct 14, 20261730
Oct 13, 2026173+15
Oct 09, 20261580
Oct 08, 2026158+7
Oct 07, 20261510
Oct 06, 2026151+6
Oct 05, 2026145+7
Oct 02, 2026138No prior observation